(!) Since support from Microsoft will end on January 14th, 2020, Windows 7 will be excluded from the recommended environment from December 15th, 2019 on this site. Vì lý do Microsoft kết thúc hỗ trợ cho Windows 7 vào ngày 14/01/2020, Windows 7 sẽ là hệ điều hành không được khuyến khích sử dụng với trang web này từ ngày 15/12/2019.

  • Viewed
    Products
    Sản phẩm
    đã xem
    최근 본
    상품
    查看产品 查看產品
  • My
    Components
    Linh kiện
    của tôi
    나의 부품 我的部件 我的部件
  • Cart
Recently Viewed Products
X
My Components
X
Cart item(s)
X
Loading...
  • [Thông báo] Cập nhật địa chỉ kho tập kết hàng hóa tại khu vực miền Nam của MISUMI Việt Nam. Xem chi tiết.
    [Announcement] Update on warehouse address in the Southern region of MISUIMI Vietnam. See more. 
  • [Cảnh Báo] Thủ Đoạn Lừa Đảo Từ Nhân Viên Giao Hàng – Yêu Cầu Trả Phí Ship. Xem chi tiết.
    [Warning] Fraud Calling from Shipper - Asking to Pay Shipping Fee. See more.

Timers / Calendar Timers(Power Supply Voltage:Dedicated to DC)

A timer / calendar timer is a device that turns on or off industrial equipment, control panels, etc. or performs specific operations at a preset time. It is used for applications such as operation control of equipment and management of workpieces in industrial lines, etc. There are two types of timers: analog timers with excellent visibility by dial operation and digital timers with precise time control by key operation. The calendar timer is a timer that mainly sets the day and time with one week as one cycle. In addition to the same day of the week and the same time, on-off control of daytime at midnight and different times of the day is also possible. In addition, there are products such as solar time switches that perform on / off control using the annual sunset and sunrise times stored in the internal memory, solid-state timers that can control multiple time ranges with one unit, etc.
Filter By
CAD
Days to Ship
  • All
  • Same day
  • 1 Day(s) or Less
  • 4 Day(s) or Less
  • 5 Day(s) or Less
  • 6 Day(s) or Less
  • Others

12 itemsMặt hàng

Sort By
30
45
60
  1. 1
  • You can add up to 6 items per a category to the compare list. Sale

    Solid State/Timer H3Y
    Sale

    Solid State/Timer H3Y

    OMRON

    [Features]· Ultra-small timer for use in sequence control incorporating a dedicated IC.· High precision with a repeat error of ±1% (including first time value).· Recover time including recovery during operation is less than 100ms.· Easy time setting using the large dial in common with the +- driver.· Semi-multi power source voltages.· A standard product which acquired UL, CSA standards.· EN61812-1 Compatible, corresponds to the CE mark.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Analog - - 0.04 s to 0.5 s ~ 5.0s to 120s Dedicated to DC Relay CE / UL / CCC / CSA 52.6 28 21.5
    From: 642,000 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day or more
    day to ship Same day or more
  • You can add up to 6 items per a category to the compare list. Sale

    Solid State/Timer H3YN
    Sale

    Solid State/Timer H3YN

    OMRON

    [Features]· Type H3Y and implements multiple time ranges and multiple operational modes in the same shape.· Moreover, compatible with the EN standard.· Implements multiple time ranges and operational modes.· Semi-multi power source voltages.· Type MY power relay and pin compatible.· A small scale UL contributing to space saving. CSA standard acquired.· EN61812-1 compatible, corresponds to the CE mark.· Can deal with multiple time ranges with switch-over between four ranges.· Can deal with four roles of multi-operational modes in one apparatus.· Type MY relay and terminal compatible.· Compatible with the EN standard, so OK for export to Europe.· Deals with reducing inventory volumes by semi-multi power voltage compatibility.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Analog - - 0.1 min – 10 h ~ 0.1s to 10m Dedicated to DC Relay CE / UL / CCC / CSA 28 21.5 52.6
    From: 739,000 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day or more
    day to ship Same day or more
  • You can add up to 6 items per a category to the compare list.

    Mini Timer (TTM Series)

    Mini Timer (TTM Series)

    KACON

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Analog Plug-in socket - 1 ~ 3600 Dedicated to DC Relay - 27.5 21 64
    From: 438,776 VND
    Days to Ship: Số ngày giao hàng: 5 Day(s)
    day to ship 5 Day(s)
  • You can add up to 6 items per a category to the compare list. Sale

    Digital timer H5CX-□-N
    Sale

    Digital timer H5CX-□-N

    OMRON

    [Features]· Even easier to view and easier to use.· The no. 1 digital timer has advanced further.· Basic functions, 59 mm deep (terminal platform AC24V/DC12 to 24V type) ultra short barrel body.· High visibility using 12 mm high alphanumerics (four digit type).· Switch-over possible between three colors (red / green / orange) of alphanumerics (first display).· The power source circuit and the input circuit are completely isolated, safe/worry free.· Newly incorporates a "set value limit function" and "output iterations counter function."· The front part can be white or light gray.· Series addition with instantaneous connection.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Liquid Crystal Other - 0.01s to 9999.99h Dedicated to DC Transistor - 48 48 59
    From: 4,386,059 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    Solid-state Timer H3CR-F / -G / -H
    Sale

    Solid-state Timer H3CR-F / -G / -H

    OMRON

    [Features]· A series based on twin timer, star delta timer.· UL, CSA, LR, NK, CCC acquired, EN61812-1 compatible safe design.· Compatible with the CE mark.· Because the time units enable separate ON time and OFF time setting, combinations of long term ON or OFF and short time ON or OFF are possible.· Product line-up with the two types of operational mode of start flicker ON and start flicker OFF.· Power sources for any low voltage (AC24 to 48/DC12 to 48V), any high voltage (AC100 to 240V/DC100 to 125V).· 24 types of time ranges can be selected from among 0.05 seconds to 300 hours.· Instantaneous output of 0 setting is possible.· Because there is instantaneous output by revolving the scale in the direction of 0, the checking of the sequence operation and the like is simple.· UL, CSA, NK, LR, CCR acquired, EN61812-1 compatible.· Corresponds to the CE mark.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Analog Other - 0.05~12min ~ 0.05~12s Dedicated to DC Relay - 48 48 63.7
    From: 2,095,968 VND
    Special Price
    Days to Ship: Số ngày giao hàng: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Solid State/Timer H3CA

    Solid State/Timer H3CA

    OMRON

    [Features]· AC/DC power sources OK/8 operational functions.· 0.1 seconds to 9990 hours implemented in one timer.· The time elapsed display window is big and easy to see.· Uses a free power source, supporting AC24 to 240V/DC12 to 240V.· Moreover, the polarity instruction for the DC specification is unnecessary.· Eight operation functions can be selected using the switch operation function switch.· Multiple time specification implemented from 0.1 seconds to 9990 hours by use of a combination of time setting switch and the time units switch.· All kinds of external signal input functions enabled.· Can be connected to all kinds of non-contact point apparatus.· UL, CSA standard acquired.· Compatible with EMC standards (EN61812-1).· Corresponds to the CE mark.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Liquid Crystal Other - 0.1s to 9990h Dedicated to DC Relay - 48 48 63.7
    From: 1,665,600 VND
    Days to Ship: Số ngày giao hàng: Same day or more
    day to ship Same day or more
  • You can add up to 6 items per a category to the compare list.

    Quartz timer   H5CN

    Quartz timer H5CN

    OMRON

    [Features]· A complete series DIN48 × 48 mm of quartz timers.· 9.999s, 99.99s, 999.9sd, 99min59s, 99h59min and wide time specifications.· A type which counts time elapsed or remaining time, and contact or non-contact connection types can be selected in accordance with requirements.· Power source freely selectable AC100 to 240V.· The DC specification enables a free choice from 12 to 48V.· UL and foreign standard CSA were acquired.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer LED Other - 0.001s to 9.999s ~ 1s to 99min59s Dedicated to DC Relay / Transistor - 48 48 72.5
    From: 2,920,000 VND
    Days to Ship: Số ngày giao hàng: 6 Day(s) or more
    day to ship 6 Day(s) or more
  • You can add up to 6 items per a category to the compare list. Sale

    Digital Time Switch H5S
    Sale

    Digital Time Switch H5S

    OMRON

    [Features]· Improved ease of use and convenience; a new standard in timer switches.· In addition to the weekly 2ch type, 4ch type a year-long series has also been added.· Operability greatly improved by the use of an independent day-of-the-week key.· Output of bank holidays and non-weekdays OFF enabled by a simple holiday setting function.· It can also be set when the power supply is OFF.· A simple test mode for program checks.· UL/CSA, acquired the cheaper power law standard, suited to the EMC standard.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Other Liquid Crystal Panel / Other - Control cycle: 7-Day (1-min units) Dedicated to DC Relay UL / CSA 72 ~ 96 72 62.7 ~ 71
    From: 5,501,713 VND
    Special Price
    Days to Ship: Số ngày giao hàng: 7 Day(s) or more
    day to ship 7 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Total counter/Time counter (DIN48 × 24) H7GP

    Total counter/Time counter (DIN48 × 24) H7GP

    OMRON

    [Features]· Easy to view IP66 oil-resistant level water resistance, and oil resistance DIN48 × 24 size total counter / time counter.· By employing a negative type alphanumeric height of 8.5 mm LCD and red colored LED with back-light, a similar high visibility to LED implements low power consumption.· By using an integrated front part and casing and oil resistant parts materials, IP66 oil resistant NEMA4.· Implements a short barrel shape with a neck-down length of 80 mm.· Flip switches NPN and PNP to deal with each input mode.· Can be both externally reset and manually reset.· With a finger safe terminal block cover for protection against electric shocks, which conforms to VDE0106Part100.· Safety standard UL, CSA acquired.· EMC (EN61326) compatible, corresponds to the CE mark.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Other Liquid Crystal - - - Dedicated to DC - CE / UL / CSA 24 48 80
    From: 2,150,000 VND
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.

    [Special Price Sellout Product, Only Available While Stocks Last] Solid-state Timer H3YN

    [Special Price Sellout Product, Only Available While Stocks Last] Solid-state Timer H3YN

    OMRON

    Production lot manufactured up until March 2017. For convenience, the suffix "-MSM" has been added. MISUMI warranty is of course valid and Omron provide a 1-year-long warranty from time of purchase. Timer is shaped similarly to the H3Y, and supports multiple time ranges and multiple operating modes. [Features]· EN 61812-1 compatible, conforms to the CE mark.· Supports multiple time ranges with switch-over between 4 ranges.· Supports multiple operating modes providing 4 functions in 1 device.· MY type relay and terminal compatible.· Compatible with the EN standard allowing export to Europe.· A semi-multi supply voltage range greatly reduces the number of maintenance supplies kept in stock. [Applications]· The timer acts as control equipment, switching the output signal at the preset time after the start signal is input.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Analog - - 0.1 s to 10 m Dedicated to DC Relay CE / UL / CCC / CSA 28 21.5 52.6
    From: 906,455 VND
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list.

    Solid State/Timer H3RN

    Solid State/Timer H3RN

    OMRON

    [Features]· Type G2R A small scale and thin timer which is relay and pin compatible.· Implements multiple time ranges and operational modes.· A small thin size which contributes to space saving.· UL, CSA standard acquired.· Meets the EN61812-1 standard.· Corresponds to the CE mark.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Timer Other Plug-in socket - 0.1 min – 10 h ~ 0.1 s – 10 min Dedicated to DC Relay - 31.2 12.8 46
    From: 788,000 VND
    Days to Ship: Số ngày giao hàng: 4 Day(s) or more
    day to ship 4 Day(s) or more
  • You can add up to 6 items per a category to the compare list.

    Dip Timer H3FA

    Dip Timer H3FA

    OMRON

    Dip timer H3FA[Features]· A timer for use on a PCB of contact / non-contact output type.· Two types are provided for control output, with the contact output (1a, 1b) it is 3A (AC250V low resistance load), with the non-contact output there is a maximum of 150mA and high capacity.· 1 sec./10 sec./1 min./10 min. (type A), 6 sec./60 sec./6 min./60 min. (type B) with four time types in one apparatus offering multiple functions.· The time can be operated remotely by the connection to an external varistor.· Completely washable.· A small scale size enabling installation in a one-inch-pitch rack (length × width × height: 17.75 × 36.9 × 19.5 mm).· UL/CSA acquired.

    Type Display method Mounting Method Panel cut dimensions Time specifications(s) Power Supply Voltage Output Method Representative Standard Dimension vertical(mm) Dimension width(mm) Dimension depth(mm)
    Other Other Other - 1 s – 10 min ~ 6 s – 60 min Dedicated to DC Relay / Transistor UL / CSA 17.75 36.9 19.5
    From: 438,000 VND
    Days to Ship: Số ngày giao hàng: 4 Day(s) or more
    day to ship 4 Day(s) or more
BrandNhãn hiệu
Product SeriesDòng sản phẩm
From
Days to ShipSố ngày giao hàng
Type
Display method
Mounting Method
Panel cut dimensions
Time specifications(s)
Power Supply Voltage
Output Method
Representative Standard
Dimension vertical(mm)
Dimension width(mm)
Dimension depth(mm)

    You can add up to 6 items per a category to the compare list.Sale

    Solid State/Timer H3Y

        You can add up to 6 items per a category to the compare list.Sale

        Solid State/Timer H3YN

            You can add up to 6 items per a category to the compare list.

            Mini Timer (TTM Series)

                You can add up to 6 items per a category to the compare list.Sale

                Digital timer H5CX-□-N

                    You can add up to 6 items per a category to the compare list.Sale

                    Solid-state Timer H3CR-F / -G / -H

                        You can add up to 6 items per a category to the compare list.

                        Solid State/Timer H3CA

                            You can add up to 6 items per a category to the compare list.

                            Quartz timer   H5CN

                                You can add up to 6 items per a category to the compare list.Sale

                                Digital Time Switch H5S

                                    You can add up to 6 items per a category to the compare list.

                                    Total counter/Time counter (DIN48 × 24) H7GP

                                        You can add up to 6 items per a category to the compare list.

                                        [Special Price Sellout Product, Only Available While Stocks Last] Solid-state Timer H3YN

                                            You can add up to 6 items per a category to the compare list.

                                            Solid State/Timer H3RN

                                                You can add up to 6 items per a category to the compare list.

                                                Dip Timer H3FA
                                                  BrandNhãn hiệu

                                                  OMRON

                                                  OMRON

                                                  KACON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  OMRON

                                                  Product SeriesDòng sản phẩm

                                                  Solid State/Timer H3Y

                                                  Solid State/Timer H3YN

                                                  Mini Timer (TTM Series)

                                                  Digital timer H5CX-□-N

                                                  Solid-state Timer H3CR-F / -G / -H

                                                  Solid State/Timer H3CA

                                                  Quartz timer H5CN

                                                  Digital Time Switch H5S

                                                  Total counter/Time counter (DIN48 × 24) H7GP

                                                  [Special Price Sellout Product, Only Available While Stocks Last] Solid-state Timer H3YN

                                                  Solid State/Timer H3RN

                                                  Dip Timer H3FA

                                                  From

                                                  642,000 VND

                                                  Special Price

                                                  On Sale Till 31/03/2025

                                                  739,000 VND

                                                  Special Price

                                                  On Sale Till 31/03/2025

                                                  438,776 VND

                                                  4,386,059 VND

                                                  Special Price

                                                  On Sale Till 31/03/2025

                                                  2,095,968 VND

                                                  Special Price

                                                  On Sale Till 31/03/2025

                                                  1,665,600 VND

                                                  2,920,000 VND

                                                  5,501,713 VND

                                                  Special Price

                                                  On Sale Till 31/03/2025

                                                  2,150,000 VND

                                                  906,455 VND

                                                  788,000 VND

                                                  438,000 VND

                                                  Days to ShipSố ngày giao hàng Same day or more Same day or more 5 Day(s) Same day 6 Day(s) or more Same day or more 6 Day(s) or more 7 Day(s) or more Same day Same day 4 Day(s) or more 4 Day(s) or more
                                                  TypeTimerTimerTimerTimerTimerTimerTimerOtherOtherTimerTimerOther
                                                  Display methodAnalogAnalogAnalogLiquid CrystalAnalogLiquid CrystalLEDLiquid CrystalLiquid CrystalAnalogOtherOther
                                                  Mounting Method--Plug-in socketOtherOtherOtherOtherPanel / Other--Plug-in socketOther
                                                  Panel cut dimensions------------
                                                  Time specifications(s)0.04 s to 0.5 s ~ 5.0s to 120s0.1 min – 10 h ~ 0.1s to 10m1 ~ 36000.01s to 9999.99h0.05~12min ~ 0.05~12s0.1s to 9990h0.001s to 9.999s ~ 1s to 99min59sControl cycle: 7-Day (1-min units)-0.1 s to 10 m0.1 min – 10 h ~ 0.1 s – 10 min1 s – 10 min ~ 6 s – 60 min
                                                  Power Supply VoltageDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DCDedicated to DC
                                                  Output MethodRelayRelayRelayTransistorRelayRelayRelay / TransistorRelay-RelayRelayRelay / Transistor
                                                  Representative StandardCE / UL / CCC / CSACE / UL / CCC / CSA-----UL / CSACE / UL / CSACE / UL / CCC / CSA-UL / CSA
                                                  Dimension vertical(mm)52.62827.54848484872 ~ 96242831.217.75
                                                  Dimension width(mm)2821.52148484848724821.512.836.9
                                                  Dimension depth(mm)21.552.6645963.763.772.562.7 ~ 718052.64619.5

                                                  Loading...Tải…

                                                  1. 1

                                                  Related Categories to Timers / Calendar TimersDanh mục liên quan đến Timers / Calendar Timers

                                                  FAQ Timers

                                                  Question: How do I select the best timer or calendar timer for managing industrial equipment and ensuring precise operation control?
                                                  Answer: To choose the timer or calendar timer, for effectively managing industrial equipment and ensuring precise control of operations there are several factors you should take into consideration
                                                  1. Type of timer: There are two types of timers.
                                                      1.1. Electromechanical timers, which offer accuracy but greater durability.
                                                      1.2. Electronic timers, known for their accuracy but being more susceptible to factors.
                                                  2. Timing Range: It is essential to select a timer that offers a timing range aligned with your requirements. Some timers provide timing options in seconds while others extend to days or even years.
                                                  3. Accuracy: The level of accuracy offered by the timer plays a role in guaranteeing control of operations. Choose a timer that meets your desired level of accuracy.
                                                  4. Environmental conditions: Consider the conditions within which the timer will be utilized. Certain timers are designed exclusively for use while others can withstand outdoor elements.
                                                  5. Special Features: Some timers come with features like multiple channels, programmable sequences, and alarms among others.
                                                  Question: What are the key differences between analog and digital timers in terms of accuracy, visibility, and ease of operation in industrial applications?
                                                  Answer: The key differences between analog and digital timers in terms of accuracy, visibility, and ease of operation in industrial applications are as follows:

                                                  Accuracy
                                                  Analog timers are less accurate than digital timers because analog timers rely on mechanical components, which can be affected by factors such as temperature, humidity, and vibration.On the other hand digital timers use electronic components, which are more resistant to these factors.

                                                  Visibility
                                                  Digital timers are easier to read than analog timers. This is because digital timers display the time in a clear and concise format. Analog timers, on the other hand, use dials and hands, which can be difficult to read, especially in low-light conditions.

                                                  Ease of operation
                                                  Digital timers are easier to operate than analog timers. This is because digital timers have buttons or dials that can be used to set the time and other parameters. Analog timers, on the other hand, may require users to manually turn knobs or set levers, which can be more time-consuming and difficult.

                                                  In general, digital timers are the better choice for industrial applications where accuracy and visibility are important. However, analog timers may be a good choice for applications where cost or durability is a primary concern.
                                                  Question: How does a calendar timer work in controlling industrial operations throughout the week, and can it manage different on/off times throughout the day?
                                                  Answer: Calendar timers work by sending signals to machine or industrial equipment at specific times on specific days of the week. They can manage different on/off times throughout the day by being programmed accordingly. For example:

                                                  Turn on a machine at 9:00 AM on weekdays and turn it off at 6:00 PM on weekdays.
                                                  Turn on a machine at 10:00 AM on Saturdays and turn it off at 2:00 PM on Saturdays.
                                                  Turn on a light fixture at sunset and turn it off at sunrise.

                                                  Calendar timers are a versatile tool that can be used to automate and control a wide variety of industrial operations. They can help to improve efficiency, reduce costs, and extend the lifespan of equipment.
                                                  Question: How do solar time switches utilize annual sunset and sunrise times to control equipment, and can they adjust to varying daylight conditions throughout the year?
                                                  Answer: Solar time switches can adjust to varying daylight conditions throughout the year by using an algorithm that takes into account the date and time of year. This algorithm ensures that the equipment is turned on and off at the correct times, regardless of the length of the day. For example, a solar time switch could be programmed to turn on a streetlight at sunset and turn it off at sunrise.
                                                  Question: How can implementing timers enhance energy efficiency and optimize operational productivity in an industrial setting?
                                                  Answer: Timers can enhance energy efficiency and optimize operational productivity in an industrial setting by:
                                                  1. Reducing energy waste: Timers can be used to turn off equipment when it is not in use, such as during off-hours or when there is no product being processed. This can help to reduce energy consumption and save money on energy bills.
                                                  2. Improving operational efficiency: Timers can be used to ensure that work is performed within a specified period of time. Can be used to monitor and improve work processes.
                                                  3. Extending equipment lifespan: Timers can be used to prevent equipment from being overworked, which can help to extend its lifespan. For example, a timer can be used to turn off a motor after a certain amount of time, preventing it from overheating.