Autonics LE7M-2 Series Operation/Reference Manual
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Autonics LE7M-2 Series Operation/Reference Manual

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LE7M-2
Operations Reference Manual     MTO-LE7M2U1-V1.1-2306US

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  • Page 1 LE7M-2 Operations Reference Manual     MTO-LE7M2U1-V1.1-2306US...

  • Page 3: Table Of Contents

    Contents Preface .................. ...
  • Page 4 3.6.1. Total Time and Count ............ ...

  • Page 5: Preface

    Preface Thank you for purchasing Autonics products. Be sure to read and follow the Safety Precautions thoroughly before use. This manual contains information about the product and how to use it properly, so keep it in a place where users can easily find it.
  • Page 6 6 　 Autonics | LE7M-2...

  • Page 7: Manual Guide

    • Any or all of the manual may not be edited or copied without permission. • The manual is not provided with the product. • Download and use from our website (www.autonics.com). • The contents of the manual are subject to change without prior notice according to the improvement of the product’s performance, and upgrade notices are provided through our website.
  • Page 8 8 　 Autonics | LE7M-2...

  • Page 9: Common Symbols In The Manual

    Common Symbols in the Manual Failure to follow instructions may result in serious injury or death. Failure to follow instructions may result in injury or product damage. Supplementary explanation of the function Example of that function Important information about the feature Common Symbols in the Manual 　...
  • Page 10 10 　 Autonics | LE7M-2...

  • Page 11: Getting Started

    1. Getting Started This document describes how to set the program and parameters of the LE7M-2. For detailed information about the installation and wirings of the product, refer to the instruction manual. When using this product for the first time, be sure to set the current time. See the setting method below for the current time and check the following chapters for the detailed settings method of the LE7M-2.

  • Page 12: Flow Chart Of Parameter Group

    4 parameter groups. Before using the product, be sure to check the setting sequence of each parameter group. • Program settings (group 1) • Function settings (group 2) • Check/edit/clear the weekly program • Check/edit/clear the yearly program 12 　 Autonics | LE7M-2...

  • Page 13: Program Settings (Group 1)

    1.1.1. Program Settings (group 1) • For detailed information on the setting methods, refer to 2, Program Settings (group 3 sec 3 sec Weekly program of program 1 Weekly program settings Weekly program of program 2 Weekly program settings Yearly program of program 1 Yearly program settings Yearly program of program 2 Yearly program settings...

  • Page 14: Function Settings (Group 2)

    Automatic summer time (DST) period DST External input modes Total time/count display and alarm Total time alarm settings Total count alarm settings Bank Bank mode selection Retention (return) input Operation mode selection Time synchronization Time synchronization operation 14 　 Autonics | LE7M-2...

  • Page 15: Check/Edit/Clear Weekly Program

    1.1.3. Check/Edit/Clear Weekly Program • For detailed information on the setting methods, refer to 4, Check/Edit/Clear Weekly Program Settings. 3 sec 1 sec 3 sec Check a record in the program 1 Edit / Clear the record 3 sec Check a record in the program 2 Edit / Clear the record 1.1.4.
  • Page 16 16 　 Autonics | LE7M-2...

  • Page 17: Program Settings (Group 1)

    2. Program Settings (group 1) • Be sure not to set the weekly/yearly program over the maximum number of steps. • The outputs (OUT1, OUT2) are switched to OFF when entering the program settings (group 1) in the RUN mode. •...

  • Page 18: Output Of The Program

    When the weekly program and the yearly program are overlapped, the yearly program is operated as a priority. Weekly program 1 of P1 Weekly program 2 of P1 Yearly program 1 of P1 Output state of OUT1 18 　 Autonics | LE7M-2...

  • Page 19: Operation Modes

    2.3. Operation Modes The operation modes of the weekly/yearly program are influenced by each other. Be sure to see the following information before setting the program. • The operation mode of weekly program: ON/OFF or Cycle ↔ The operation mode of yearly program: ON/OFF •...
  • Page 20 • The range of the ON/OFF time width: 1 minute to 12 hours 59 minutes • Record composition of the weekly program: start date and ON time, stop date and OFF time, and ON/OFF time width (3-step) 20 　 Autonics | LE7M-2...

  • Page 21: Weekly Program

    2.4. Weekly Program Setting range • Number of steps: ≤ 64 • Program: program 1 and 2 • Operation mode: ON/OFF, pulse, and cycle operation 2.4.1. ON/OFF Operation Usage example • Program and output: program 1 → output 1 (OUT1) •...
  • Page 22 1. Set the OFF day and OFF time in the same way as in the STEP 3. When pressing key after the setting is completed, entering to the setting mode for the program 2. 2. Press key over 3 seconds to return to the RUN mode. MODE 22 　 Autonics | LE7M-2...

  • Page 23: Pulse Operation

    2.4.2. Pulse Operation Usage example • Program and output: program 2 → output 2 (OUT2) • Setting days: Mon to Fri • ON time: 8:00 AM • Pulse width: 10 seconds 8:00 AM 8:00 AM 8:00 AM 8:00 AM 8:00 AM STEP 1.
  • Page 24 ▲ ▼ STEP 4. Setting the pulse width 1. Set the 10 with keys and then press key. ▲ ▼ 2. Press key over 3 seconds to return to the RUN mode. MODE 24 　 Autonics | LE7M-2...

  • Page 25: Cycle Operation

    2.4.3. Cycle Operation Usage example • Program and output: program 1 → output 1 (OUT1) • Setting days: Mon to Wed • Start date and time: Monday 6:00 AM • Stop date and time: Wednesday 5:30 PM • ON time width: 10 minutes •...
  • Page 26 STEP 6. Setting the OFF time width 1. Press to move to the minute in digits and set the 5. ▶ 2. Press key. 3. Press key over 3 seconds to return to the RUN mode. MODE 26 　 Autonics | LE7M-2...

  • Page 27: Yearly Program

    2.5. Yearly Program Setting range • Number of steps: ≤ 32 • Program: program 1 and 2 • Operation mode: ON/OFF and pulse operation • The range of the year: Current year + 2 years 2.5.1. ON/OFF Operation Usage example: 1 •...
  • Page 28 1. Set the OFF time in the same way as in the STEP 5 and then press the key. To add an yearly program, press key once more. 2. Press key over 3 seconds to return to the RUN mode. MODE 28 　 Autonics | LE7M-2...
  • Page 29 Usage example: 2 Set the operating plan to turn on the output for two or more consecutive days in the setting mode for the yearly program. You need to set up three yearly programs through the procedure below. For the information on the setting method of the yearly program, refer to 2.5.1, “ON/OFF Operation”.
  • Page 30 03 - 01 03 - 02 03 - 03 12:00 AM 10:00 AM • Start date: March 3rd, 2022 • Stop date: March 3rd, 2022 • ON time: 12:00 AM • OFF time: 10:00 AM 30 　 Autonics | LE7M-2...

  • Page 31: Pulse Operation

    2.5.2. Pulse Operation Usage example • Program and output: program 2 → output 2 (OUT2) • Start date: October 16th, 2023 (current year: 2022) • End date: October 18th, 2023 • ON time: 10:00 AM • Pulse width: 5 seconds STEP 1.
  • Page 32 ▲ ▼ STEP 6. Setting the pulse width 1. Set the 5 with keys and then press key. ▲ ▼ 2. Press key over 3 seconds to return to the RUN mode. MODE 32 　 Autonics | LE7M-2...

  • Page 33: Clear All Weekly Programs

    2.6. Clear All Weekly Programs Clears/Deletes the weekly program of the program 1 and 2. Usage example • Clear all weekly programs of the program 1 STEP 1. Entering the mode for clearing all weekly programs 1. In the RUN mode, press key over 3 seconds.

  • Page 34: Clear All Yearly Programs

    2. When pressing key over 3 seconds, flashing CLR and clearing the program is proceeded. 3. When it is completed, ALL CLR is displayed. 4. Press key over 3 seconds to return to the RUN mode. MODE 34 　 Autonics | LE7M-2...

  • Page 35: Change Weekly Day

    2.8. Change Weekly Day This function is used when you want to apply the operating plan of a specific day to the others of the week. Select one day of the week as the standard day and select a change day among the others. The product only performs once the plan of the standard day.
  • Page 36 Day indicator to Mon and Tue ▶ and then press key to select the day. ▲ Press key to cancel the selected day. ▼ 2. Press key. 3. Press key over 3 seconds to return to the RUN mode. MODE 36 　 Autonics | LE7M-2...

  • Page 37: Yearly Holiday Operation

    2.9. Yearly Holiday Operation You can set specific days or specific periods of time to temporarily perform the holiday plan without program modification. It returns to the original status after passing the selected holiday, but you can set it to repeat the holiday plan every year. This function applies to both program 1 and 2.
  • Page 38 ▶ 2. Set the 5 with keys ▲ ▼ and then press to move to the day in digits. ▶ 3. Set the 5 with keys and then press key. ▲ ▼ 38 　 Autonics | LE7M-2...
  • Page 39 STEP 4. Setting the stop date 1. Set the stop date in the same way as in the STEP 3. 2. Press key. The setting for the yearly holiday is completed. To add an yearly holiday operation, press key. 3. Press key over 3 seconds to return to the RUN mode.
  • Page 40 40 　 Autonics | LE7M-2...

  • Page 41: Function Settings (Group 2)

    3. Function Settings (group 2) • The outputs (OUT1, OUT2) are switched to OFF when entering the function settings (group 2) in the RUN mode. • If key is pressed while setting is in progress, the current setting is canceled MODE and returns to the entry mode of the current setting.

  • Page 42: Current Time

    ▶ 3. Set the 10 with keys. ▼ ▲ 4. Press key to complete the setting. 5. Press key over 3 seconds to return to the RUN mode. MODE 42 　 Autonics | LE7M-2...

  • Page 43: Season Switching

    3.2. Season Switching This function automatically switches the weekly program based on the period of each season. S1 (Spring) S2 (Summer) S3 (Fall) S4 (Winter) AM 8:00 ON AM 6:00 ON AM 9:00 ON AM 10:00 ON PM 5:00 OFF PM 3:00 OFF PM 6:00 OFF PM 7:00 OFF...

  • Page 44: Seasonal Period

    STEP 2. Setting the start date of season 1. Set the 2 with ▲ and then press key to move to the day in digits. ▶ 2. Set the 20 with key and then press key. ▲ 44 　 Autonics | LE7M-2...
  • Page 45 STEP 3. Setting the stop date of season 1. Set the 5 with ▲ and then press key to move to the day in digits. ▶ 2. Set the 1 with the key and then press key. ▲ 3. S2, START, STOP are displayed and SEN flashes. To add a seasonal period, press key.

  • Page 46: Summer Time (Dst) Operation

    1. In the RUN mode, press (+1h) key over 3 seconds. ▲ 2. +1h is displayed and the current time is increased by 1 hour. 3. Press (+1h) key again over 3 seconds to cancel ▲ the summer time (DST). 46 　 Autonics | LE7M-2...

  • Page 47: Automatic Summer Time (Dst) Period

    3.5. Automatic Summer Time (DST) Period It increases the current time by 1 hour during the operating period of the summer time. In Auto mode, the start and stop time of the summer time are fixed at 00 minutes. Usage example •...
  • Page 48 ▶ 2. Set 2 with keys and then press key. ▲ ▼ 3. Press key over 3 seconds to return to the RUN mode. MODE 48 　 Autonics | LE7M-2...

  • Page 49: External Input Modes

    3.6. External Input Modes Be sure to see the connections in the instruction manual for the LE7M-2. The Factory setting of external input modes is set as the total time/count. 3.6.1. Total Time and Count This function displays the total elapsed time and the total count that is calculated through the external input terminals and displays.
  • Page 50 STEP 6. Total time/count alarm 1. When the total time or total count reaches the limit, ALM is displayed on the screen. 2. To turn off the alarm indicator, set a greater total time/count limit than the previous one. 50 　 Autonics | LE7M-2...

  • Page 51: Bank

    3.6.2. Bank The two groups (banks) are available to set in the program settings (group 1) mode with this bank function. BANK A BANK B AM 4:00 ON AM 6:00 ON PM 8:00 OFF PM 6:00 OFF Factory settings: Inactivated Usage example STEP 1.
  • Page 52 STEP 3. Selecting the bank group 1. Select a bank group via the input terminals. ◦ Open: Bank A ◦ Short: Bank B 52 　 Autonics | LE7M-2...

  • Page 53: Retention (Return) Input

    3.6.3. Retention (return) Input This function prevents the outputs(OUT1, OUT2) from automatically switching ON when supplying the power again after the power failure. Factory settings Setting range • Auto mode • Manual mode: It manually activates the output operation that is in the OFF state after the power loss recovery.

  • Page 54: Time Synchronization

    3 seconds to return to the RUN mode. MODE STEP 2. Time synchronization 1. Short the input terminals. 2. In the RUN mode, the second of the current time is set to 00 seconds. 54 　 Autonics | LE7M-2...

  • Page 55: Check/Edit/Clear Weekly Program Settings

    4. Check/Edit/Clear Weekly Program Settings Step Setting mode Segment Setting method Check a record in the program 1 → 4.1, “Check the Settings” Edit the record → 4.2, “Edit the Record” Clear the record → 4.3, “Clear the Record” Check a record in the program 2 →...

  • Page 56: Check The Settings

    • The output is controlled depending on the setting status of the internal program. STEP 1. Checking the settings in the weekly program 1. In the RUN mode, press key over 1 second. CHECK 2. Press key to check the settings for each record. CHECK 56 　 Autonics | LE7M-2...

  • Page 57: Edit The Record

    4.2. Edit the Record • The outputs are switched to OFF state while changing/editing the record. • Pressing key in this mode clears the content being edited and returns to MODE check the settings in the weekly program. • Editing of the weekly program using the season switching function: When pressing key after checking the record, entering to the season selection mode in the function settings (group 2).
  • Page 58 1. Since the OFF time does not change, so press key. STEP 6. Completing the edit mode 1. The product returns to the check mode for the edited record. 2. Press key to return to the RUN mode. CHECK 58 　 Autonics | LE7M-2...

  • Page 59: Clear The Record

    4.3. Clear the Record • The outputs are switched to OFF state while clearing/deleting the record. • Pressing key in the standby or in progress mode cancels this mode and MODE returns to check the settings in the weekly program. STEP 1.
  • Page 60 60 　 Autonics | LE7M-2...

  • Page 61: Check/Edit/Clear Yearly Program Settings

    5. Check/Edit/Clear Yearly Program Settings Step Setting mode Segment Setting method Check a record in the program 1 r01 , CHK → 5.1, “Check the Settings” Edit the record → 5.2, “Edit the Record” Clear the record → 5.3, “Clear the Record” Check a record in the program 2 r01 ,CHK →...

  • Page 62: Check The Settings

    STEP 1. Checking the settings in the yearly program 1. In the RUN mode, press key over 3 seconds. CHECK 2. CHK is displayed. 3. Press key to check the settings for each record. CHECK 62 　 Autonics | LE7M-2...

  • Page 63: Edit The Record

    5.2. Edit the Record • The outputs are switched to OFF state while changing/editing the record. • Pressing key in this mode clears the content being edited and returns to MODE check the settings in the yearly program. Usage example •...
  • Page 64 1. Set the 10 with key and then press key. ▲ STEP 6. Completing the edit mode 1. The product returns to the check mode for the edited record. 2. Press key to return to the RUN mode. CHECK 64 　 Autonics | LE7M-2...

  • Page 65: Clear The Record

    5.3. Clear the Record • The outputs are switched to OFF state while clearing/deleting the record. • Pressing key in the standby or in progress mode cancels this mode and MODE returns to check the settings in the yearly program. STEP 1.
  • Page 66 66 　 Autonics | LE7M-2...

  • Page 67: Convenient Functions

    6. Convenient Functions 6.1. Program Test You can check the ON/OFF day and ON/OFF time of the output in the weekly program that is currently operating. The Program indicator (P1, P2) shows the current operating program in the RUN mode. STEP 1.

  • Page 68: Switching 12/24H Display

    AM/PM 12 hours display 24 hours display 6.3. Initialization It restores all settings of the LE7M-2 to the factory settings. In the RUN mode, press keys over 5 seconds to initialize the product. ▲ ▼ Initialization completed screen 68 　 Autonics | LE7M-2...

  • Page 69: Forced Outputs

    6.4. Forced Outputs The output can be forcibly turned ON/OFF regardless of the program settings by using the Switch for the output settings on the button layout. To return to the output status based on the program settings, set the switch for the output settings to the AUTO. •...
  • Page 70 Editing the settings of programs 1 and 2 is unavailable when using the semi-automatic forced outputs function. 70 　 Autonics | LE7M-2...
  • Page 71 Dimensions or specifications on this manual are subject to change and some models may be discontinued without notice. www.autonics.com...

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