SINOTIMER TM920 Series 3-in-1 Programmable Timer Switch User Manual

Product Overview

The SINOTIMER TM920 Series is a versatile 3-in-1 programmable timer switch designed for precise time control. It offers 7-day programming capabilities, along with pulse and countdown functions, making it suitable for a wide range of applications including lighting control, industrial automation, and home appliances.

Key Features:

3-in-1 Functionality: Timer, Pulse, Countdown
7-Day Programmable Timer
High Load Capacity: Available in 16A and 30A ratings (250VAC)
Multiple Power Supply Options: 120V AC, 240V AC, 24V AC/DC, 12V AC/DC, 85-265VAC
Internal CR2032 lithium battery for memory backup

Visual Description: The device features a clear LCD display showing time, day, and program status. It includes several control buttons labeled MENU, OK, ▲ (Up), and ▼ (Down) for navigation and setting. The rear of the unit has a terminal block for electrical connections, with clearly marked terminals for Normally Closed (NC) and Normally Open (NO) contacts, as well as power input.

Load Types:

Type A: 250VAC / 16Amp Rating
Type B: 250VAC / 30Amp Rating

Power Supply Options:

1: 120V AC main supply
2: 240V AC main supply
3: 24V AC/DC
4: 12V AC/DC
K: 85~265VAC

Timer's Model Number Structure: 920 indicates the 3-in-1 Body Type.

Usage Guide

1. Date and Time Setting

Set the built-in calendar's Year, Month, Day, Hour, and Minute.

Press the [MENU] button repeatedly until the year setting indicator flashes. Then, press the [OK] button to enter the clock setting interface. The year will flash.
Press the [▲] or [▼] buttons to select the desired year. Press [OK] to confirm.
Repeat the process using [▲] or [▼] to set the Month, Day, Hour, and Minute, confirming each with [OK].
After completing the date and time settings, press the [MENU] button to exit and save the configuration.
Note: Once the date is set, the day of the week will automatically synchronize.

2. Man Function Setting (Control Modes / Holiday Setting)

Configure control states and holiday settings.

2.1 Control Ways Setting

Choose from four control modes: Auto ON, ON, Auto OFF, or OFF.

Press the [MENU] button until the "Man" remark flashes. Press [OK] to enter the Man function setting screen.
Press the [▲] or [▼] buttons to select the desired control mode (Auto ON, ON, Auto OFF, OFF).
Press the [MENU] button to exit after finishing the selection.
Alternatively, you can cycle through the four states by pressing [▲] or [▼] directly.

2.2 Holiday Setting

Set up to 10 holiday periods within a year, each with a specific ON/OFF time.

Press the [MENU] button until the holiday remark flashes. Press [OK] to enter the function setting screen.
Press the [▲] or [▼] buttons to select the holiday group you wish to configure (e.g., Holiday 1). Press [OK] to confirm.
Set the start time for the holiday (e.g., start date and time). Use [▲]/[▼] to select the year, then [OK]. Then select the month, day, hour, and minute, confirming each with [OK].
Set the end time for the holiday. Repeat the process to select the end year, month, day, hour, and minute.
Press [OK] to confirm the holiday settings. The system will then prompt for the next holiday setting or allow you to exit by pressing [MENU].
To set multiple holidays, repeat steps 2-5 for each holiday period.

3. Program/Pulse/Countdown Function Setting

Choose and configure one of the following functions: Program, Pulse, or Countdown. These functions cannot be used simultaneously.

3.1 Program Setting

Set up to 16 programmable ON/OFF times for each day of the week.

Press the [MENU] button when the "Prog" indicator flashes. Press [OK] to enter the program setting screen. "01" will flash, indicating the first program group.
Press [OK] to set the ON time. The hour and minute indicators will flash.
Press the [MENU] button to switch between hour and minute flashing. Use [▲]/[▼] to set the desired hour and minute, confirming each with [OK].
After setting the ON time, press [OK] to set the OFF time, following the same procedure.
When the week setting screen appears, the indicator for Monday (1) will flash. Press [▲] or [▼] to enable or disable Monday for this program. Press [OK] to copy the setting to Tuesday (2) or press [▼] to disable and move to Tuesday.
Configure the ON and OFF times and days of the week for each program group (up to 16).
After setting the week for the ON time, press [OK] to proceed to the OFF time week setting, or press [MENU] to exit.
Note: If all days of the week need to be active for a program, ensure all day indicators are enabled.
Press [OK] to confirm and exit, or press [MENU] to save and exit.

3.2 Pulses Control Program Setting

Configure pulse signals for up to 32 channels, useful for bells or trigger equipment.

Press the [MENU] button on the clock display screen. When the pulse indicator flashes, press [OK] to enter the group 1 setting screen.
Press the [MENU] button again; the hour indicator will flash.
Use [▲]/[▼] to set the hour and press [OK]. Set the minute and press [OK] to confirm.
The program will enter the week setting screen. Configure the days of the week similar to the program setting.
Use [▲]/[▼] to set the pulse control duration, which can range from 1 to 99 seconds. Press [OK] for the next setting or [MENU] to confirm and exit.

3.3 Single Countdown Setting

Set a countdown timer, with a maximum duration of 99 minutes and 59 seconds.

After pressing the [RES] button, press the [▲] or [▼] button when the countdown indicator flashes. Press [OK] to enter the countdown setting mode.
Use [▲]/[▼] to set the minutes and press [OK]. Then set the seconds and press [OK] to confirm.
Press [▲] or [▼] to select the Auto OFF state if desired.
Press [OK] to start the countdown or [MENU] to exit.

Notes

Pressing and holding the [MENU] button for 3 seconds will close the current procedure, but all previous settings will be retained. Pressing the [RES] button will clear all settings and reset the timer.
If no operation is performed on any setting screen for 30 seconds, the timer will automatically return to the clock screen and will not save the current settings.
The timer is equipped with a built-in lithium battery, allowing you to install it in a distribution box or control circuit after completing the settings without losing data.