SINOTIMER 12VDC 2-Channel Programmable Digital Timer Switch (Model TM922) Instruction Manual

1. Bubuka

This manual provides comprehensive instructions for the installation, operation, and maintenance of your SINOTIMER 12VDC 2-Channel Programmable Digital Timer Switch, Model TM922. This device is designed to automatically control the ON/OFF states of various electrical equipment at preset times, offering convenience and energy efficiency. Please read this manual thoroughly before installation and use to ensure proper function and safety.

2. Émbaran Kasalametan

Bahaya listrik: Installation should only be performed by qualified personnel. Ensure power is disconnected at the circuit breaker before any wiring.
Voltage kasaluyuan: This device operates on 12VDC input. Do not connect to higher voltage AC power supplies.
Kapasitas beban: Do not exceed the maximum load rating of 16A per relay output. Overloading can cause damage to the device and create a fire hazard.
Wiring anu leres: Ensure all wire connections are secure and correctly matched to the terminals. Loose connections can lead to overheating or malfunction.
Pamakéan jero rohangan wungkul: This timer switch is designed for indoor use in dry environments. Avoid exposure to moisture, extreme temperatures, or corrosive substances.

3. Fitur Produk

Input operasi voltage: 12VDC.
8 ON/OFF programs per day, 15 combinations per week.
Two independent relay outputs (C1 and C2) for controlling two separate devices simultaneously.
Large LCD display with blue backlight for easy readability in low light conditions.
Bi-color LED indicators for each relay channel to show operating status.
Accurate-to-the-second control, with cycles from one second to 168 hours.
Replaceable battery for long life usage, preserving programs during power failures.
DIN standard 35mm mounted design for easy installation in DB boxes.

4. Produk Langkungview

SINOTIMER TM922 Digital Timer Switch front view — **Gambar 1:** Hareupeun view of the SINOTIMER TM922 Digital Timer Switch. This image displays the timer's compact white housing, the large blue-backlit LCD screen showing the time and operating status, and the control buttons below the screen. The protective cover is closed.

SINOTIMER TM922 Digital Timer Switch with cover open — **Gambar 2:** Hareupeun view of the timer with the protective cover open, revealing the programming buttons (MENU, up/down arrows, OK, Res) and the LCD screen. The top and bottom terminals for C1 and C2 are visible.

SINOTIMER TM922 Digital Timer Switch side view — **Gambar 3:** Samping view of the timer switch, highlighting its slim profile suitable for DIN rail mounting. The side shows the depth of the device and its overall construction.

SINOTIMER TM922 Digital Timer Switch back view with DIN rail clip — **Gambar 4:** Balik deui view of the timer switch, showing the integrated orange DIN rail mounting clip. This clip allows for easy and secure attachment to a standard 35mm DIN rail within an electrical enclosure.

SINOTIMER TM922 Digital Timer Switch showing removable DIN rail clip — **Gambar 5:** Ngabeledug view illustrating the removable DIN rail clip and the protective cover. This image demonstrates how the components can be separated for installation or maintenance, such as battery replacement.

SINOTIMER TM922 Digital Timer Switch battery compartment — **Gambar 6:** Pahareup-hareup view of the battery compartment, located on the side of the timer switch. This compartment houses the replaceable backup battery that retains programmed settings during power outages.

5. Spésifikasi

Atribut	Nilai
merek	SINOTIMER
Modél	TM922
Input Operasi Voltage	12VDC
Relay Kaluaran	2 Independent, 16A
Bahan	Logam (komponén internal), Plastik (wadahna)
Item Beurat	5.8 ons (0.36 pon)
Dimensi produk	1.42 x 2.68 x 3.54 inci
Jumlah Setélan	Up to 8 ON/OFF programs per day, 15 combinations per week
Rentang kontrol	1 detik nepi ka 168 jam
tampilan	LCD sareng Lampu Latar Biru

6. Pamasangan

The SINOTIMER TM922 is designed for DIN rail mounting. Ensure all power is disconnected before proceeding with installation.

Pamasangan: Securely attach the timer switch to a standard 35mm DIN rail within your electrical enclosure. The integrated orange clip on the back facilitates easy mounting and removal.
Wiring (12VDC Input): Refer to the terminal diagram on the device.

Connect the 12VDC power supply to terminals 1 (positive) and 2 (negative).
Relay 1 (C1): Terminals 4 and 5 are the normally open (NO) contacts for the first relay. Terminal 6 is the common (COM) contact. Connect your first load to these terminals as required (e.g., power to 6, load to 4 or 5).
Relay 2 (C2): Terminals 1 and 2 are the normally open (NO) contacts for the second relay. Terminal 3 is the common (COM) contact. Connect your second load to these terminals as required (e.g., power to 3, load to 1 or 2).

Sambungan Aman: Ensure all wires are stripped to the appropriate length and securely fastened into their respective screw terminals. Avoid loose connections.
Tutup panutup: Once wiring is complete, close the protective cover over the buttons and terminals.

7. Operation & Programming

The TM922 timer switch allows for precise control over your connected devices. The blue-backlit LCD provides clear information, and the intuitive button layout simplifies programming.

7.1. Initial Setup & Reset

Upon first power-up or after a long period without power, the display may be blank. Press the 'Res' (Reset) button with a pointed object (like a pen tip) to initialize the device. The display will show '00:00' and 'MO' (Monday).

7.2. Nyetél Waktos Ayeuna

Press the 'MENU' button once to enter time setting mode. The hour digit will flash.
Use the 'H+' button to adjust the hour.
Use the 'M+' button to adjust the minute.
Use the 'D+' button to select the current day of the week (MO, TU, WE, TH, FR, SA, SU).
Press 'MENU' again to confirm and exit time setting mode.

7.3. Setting ON/OFF Programs

The timer supports up to 8 ON/OFF programs per day. Each program consists of an ON time and an OFF time.

Press the 'Prog' button to enter program setting mode. The display will show '1 ON'.
Use 'D+' to select the day(s) for this program (e.g., MO-SU, MO-FR, SA-SU, etc.).
Use 'H+' and 'M+' to set the desired ON time for Program 1.
Press 'Prog' again. The display will show '1 OFF'.
Use 'D+', 'H+', and 'M+' to set the desired OFF time for Program 1.
Repeat steps 1-5 for additional programs (2 ON/OFF to 8 ON/OFF).
After setting all desired programs, press 'MENU' to exit program setting mode and return to the current time display.

7.4. Manual Override

Press the 'Manual' button to cycle through different operating modes: AUTO ON, AUTO OFF, ON, OFF.
OTOMATIS ON: The device is currently ON and will follow the next programmed OFF event.
Otomatis Pareum: The device is currently OFF and will follow the next programmed ON event.
ON: The device is permanently ON, overriding all programs.
Pareuman: The device is permanently OFF, overriding all programs.

7.5. Operasi lampu tukang

The blue backlight will activate when any button is pressed, improving visibility in dark environments. It will automatically turn off after a short period of inactivity.

7.6. Programming and Operation Videos

The following videos demonstrate programming and operation steps for similar digital timer switches. While the exact model may differ, the general principles and button functions are often comparable. Please refer to this manual for precise instructions for your TM922 model.

Klip 1: This video demonstrates the programming steps for a digital timer switch, including setting the current time and ON/OFF schedules. The interface shown is similar to the SINOTIMER TM922, providing a visual guide for operation.

Klip 2: video ieu nyadiakeun leuwihview of setting up a programmable timer switch. It covers basic functions and button interactions that are generally applicable to digital timer devices like the TM922.

8. Pangropéa

8.1. Ngagantian batré

The timer switch contains a replaceable backup battery to retain programmed settings during power outages. If the display becomes dim or settings are lost frequently, the battery may need replacement.

Carefully open the battery compartment (refer to Figure 6).
Remove the old battery and insert a new, compatible battery, ensuring correct polarity.
Tutup kompartemen batré anu aman.
After battery replacement, you may need to reset the current time. Programmed ON/OFF settings should be retained.

9. Cara ngungkulan

Alat Teu Dihurungkeun: Check the 12VDC input power supply connections. Ensure the voltage is correct and connections are secure.
Program Anu Henteu Dilaksanakeun: Verify that the current time is set correctly. Ensure the operating mode is set to 'AUTO ON' or 'AUTO OFF' (not 'ON' or 'OFF' permanent override). Double-check program settings for accuracy.
Tampilanna redup atanapi kosong: Replace the backup battery. If the issue persists, check the main 12VDC power supply.
Tombol teu responsif: Press the 'Res' (Reset) button with a pointed object to reset the device. If the issue continues, ensure the protective cover is not interfering with button presses.

10. Jaminan & Dukungan

For warranty information, technical support, or further assistance, please refer to the contact details provided with your purchase or visit the official SINOTIMER websitus. Simpen resi pameseran anjeun salaku bukti pameseran.

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SINOTIMER TM922