Timer Autonics LE7M-2D is a popular time control device in automation systems. With outstanding features, it allows you to set and manage the operating time of devices accurately. In this article, we will guide you on how to install Timer LE7M-2D from A to Z.1. General introduction to Timer LE7M-2D
The LE7M-2D timer is a high-end time controller that supports flexible surface or DIN rail mounting, meeting a variety of automation system needs. With the ability to set up to 64 weekly steps and 32 annual steps, the device allows for precise optimization of time management. The LE7M-2D timer operates in ON/OFF, cyclic and pulse modes, suitable for a variety of applications. The device is powered from 100-240VAC with a frequency of 50/60Hz, ensuring stable and reliable performance under all operating conditions.LE7M-2D Specifications
Installation type | Surface or DIN rail mount |
Number of installation steps | Weekly 64 steps, Yearly 32 steps |
How it works | Set time |
Output operation | ON/OFF, CYCLE, PULSE |
Power supply | 100-240VAC~50/60Hz |
Terminal | Terminal block |
Memory protection | Approximately 5 years |
Relay control output | SPDT (1c): 2 |
Time difference/month | ± 15 seconds / month |
Time deviation | ± 15 seconds/month (ambient temperature: 25 ℃) (± 4 seconds/week) |
Environment - Ambient Temperature | -10 to 55℃, storage: -25 to 65℃ |
Environment - Ambient humidity | 35 to 85%RH |
Equipment weight (packaged weight) | approx. 208 g (≈ 361 g) |
LE7M-2D timer size
LE7M-2D pinout and wiring diagram
Direct load control
Load control via magnetic switch
2. Other auxiliary equipment combined with LE7M-2D to form the system
LS BKJ63N 2P C16 Switching Device
MCB LS BKJ63N 2P C16 is a high quality circuit breaker, designed for installation on 35mm DIN rail, easy to install and maintain. With thermal release TRIP type, the product ensures absolute safety in overload or short circuit situations. Operating at 50/60 Hz frequency and 240/415V AC voltage, this MCB is capable of breaking short circuits up to 6kA at 415V AC, providing optimal protection for the electrical system. With a life span of up to 10,000 electrical operations and 20,000 mechanical operations, along with high-quality fire-resistant materials, LS BKJ63N 2P C16 is a reliable choice for civil and industrial electrical applications.Hanyoung CRP-25AG Indicator Light
Hanyoung CRP-25AG indicator light is an effective lighting solution with a power supply voltage of 100-240VAC, ensuring stable operation and energy saving. Designed with 100MΩ insulation material, the light provides high safety during use. With a maximum current consumption of only 4.4VA, the CRP-25AG is not only energy-saving but also highly durable. The green cap creates clear identification, and the Ø25 installation hole makes it easy to integrate into systems. The product operates best in a temperature range of -40°C to 60°C, suitable for normal environmental conditions.Hanyoung CRP-25AR Indicator Light
Hanyoung CRP-25AR indicator light belongs to the CRP series, is a high-quality signaling device with a power supply voltage of 100-240VAC, meeting the needs of use in many different electrical systems. The product consumes a maximum current of only 4.4VA, helping to save energy significantly. Designed with a Ø25 installation hole and a prominent red cover, the CRP-25AR is not only easy to install but also helps increase the system's visibility and safety. This is the ideal choice for applications that require high durability and performance.3. Instructions for installing timer LE7M-2D
Connection diagram
Set the parameters
* Function keys01: Check key
02: Mode key
03: [Left], [DOWN], [UP], • keys, hold +1h
04: SET key
05: Output function switch:
ON: keep the output in closed state.
AUTO: control output based on control program settings.
OFF: keep the output in open state.
* Display layout01: Main display area
02: Sub display area
03: Set date and day display area
04: Display of current set time
05: Daylight saving time
06: AM/PM display (12h/24h display)
07: Season display
08: Display of set program (Program P1/P2)
09: Display of setting status
Circuit closing date/time: 
Circuit breaker date/time:
Circuit closing time width:
Circuit break time width:
Pulse Width: 10: Group storage display
11: Total time/count display
12: Year display
13: Remaining steps display
14: Operation mode
15: Push button input mode
16: Active output display (OUT 1, OUT2)
17: Pulse width quantity display (seconds, minutes)
Installation modes
01) All outputs (OUT 1, OUT 2) will be OFF when entering the setting mode in RUN mode. If the timer is turned OFF and ON again during setting, the previous settings will be applied.
02) The timer operates depending on the program settings at the next ON time.
03) The timer operates depending on the program settings at the next OFF time.
Process and function settings
Time setting steps
Program installation (group 1)
Function settings (group 2)Installation steps in group 2
Check/edit/delete weekly programs
Weekly program check/edit/delete setup steps
Check/edit/delete programs by year
Steps to install check/edit/delete program by year
ON/OFF control mode
Simulation: The output is set to automatically turn on at 8:00 am and turn off at 6:10 pm from Monday to Friday every week.Pulse output control
Simulation: Output 2 is turned on for 10 seconds from 8:00 AM from Monday to FridayCycle Control
Simulation: Output 1 is turned on for 10 minutes and turned off for 5 minutes from 6:00 am Monday to 5:30 pm Saturday every week.
4. Video instructions for installing timer LE7M-2D in detail
5. Application
Home and office automation:
• Turn on/off lights, fans, air conditioners, etc. according to the desired schedule, helping to save electricity and bring convenience to users.
• Control the automatic irrigation system for the garden, helping to save water and care time.
• Set a timer to turn on/off electronic devices such as TVs, computers, etc. to limit usage time, protect devices and users' health.
• Program the security system, turn on/off alarms, warning lights, etc. according to a certain time.
Production process control:
• Control the on/off of equipment in the production line according to a certain cycle, ensuring efficiency and productivity.
• Set timers for processing and handling raw materials, helping to ensure product quality.
• Automate packaging, labeling, product inspection systems, etc.
• Monitor and record the operating time of machinery and equipment, supporting maintenance and repair work.
Other applications:
• Used in water pumping stations, wastewater treatment systems, helping to automate the operating process.
• Control outdoor lighting systems such as street lights, billboards,...
Conclusion
In case you need to learn, need technical advice and order LE7M-2D, please contact Amazen immediately via:
Hotline: 0934 399 068 - Sales: 0938 072 058
Email: amazen@amazen.com.vn
With a team of highly specialized technical support and sales consultants, our company is confident that it will bring customers the best shopping experience.
Amazen commits that all inverter products we currently provide are genuine, 100% new, guaranteed quality and fully certified with CO/CQ and VAT.