
SL Series Electronic Limit Circuit Board
The control board is only compatible with our gate openers and only match our remote control.
Automatic Close Function: Auto-Close time can be set to 10, 20, 30,40or50 seconds with no automatic close function.
Intelligent Capabilities: Soft start and slow stop function, auto reversal function when meeting obstacle.
Technical Parameters
Model | SL500DC | SL800DC |
Power supply | 220V/50Hz;110V/60Hz | 220V/50Hz;110V/60Hz |
Motor power | 150W | 180W |
Gate moving speed | 16-18m/min | 16-18m/min |
Maximum weight of gate | 500Kg | 800Kg |
Remote control distance | ≥30m | ≥30m |
Remote control mode | Single button mode / Three button mode | Single button mode / Three button mode |
Limit switch | Electronic limit switch | |
Noise | ≤60dB | ≤60dB |
Working duty | S2, 20min | S2, 20min |
Recording of up remote controls | 100 | 100 |
Frequency | 433.92 MHz | 433.92 MHz |
Working temperature | -20°C ~ +70°C | -20°C ~ +70°C |
Package weight | 10Kg | 11Kg |
Battery Specification | 12V/9Ah | 12V/9Ah |
Installation
SL500DC/SL800DC sliding gate opener is applicable to the type of sliding gate which weight is less than 500kg/800kg, length less than 12m. The drive mode adopts the rack and gear transmission. This gate opener must be installed inside the enclosure or yard for protection.

Manual Control Mode
In order to make sure that the first installation of this product is in good condition, users can test the opening/closing operation under manual control mode. If there is any abnormities, please exit the manual control mode and re-adjust the gate and gate opener.
A. Operation Instruction:
1. Press and hold “SET” button for 3 sec. à Indicator light L3 will flicker.
2. Press “+” button to open the gate, then release “+” to stop running; Press “-” to close the gate, then release it to stop running.
3. Press “PROG” button once to exit the manual control mode. à Indicator light L3 will be off.
B. Operation Graphic Illustration

Battery Level Checking
The current battery level can be checked through the indicator lights. When the power is low (battery voltage<10.5V), the machine will stop running to protect the battery being damaged. Under such circumstance, users may have to unlock the machine first, after which the gate can be manually operated.
A. Operation Instruction:
1. Press “SET” button once. à Indicator lights L1-L5 will indicate the current battery level (Table 4 Battery Level)
2. Press “PROG” button once to exit the battery level checking. à Indicator lights L1-L5 will be off.
B. Operation Graphic Illustration

About Us
Our company focuses on the research and development and sales of door openers, and has won many scientific and technological awards in the field of door openers and is known to people. In addition to various door openers, we also sell some automatic door opener installations related to door openers Or running devices and accessories, here, you can achieve one-stop shopping, unified packaging and delivery, saving you the shipping fee of transportation and the time of product selection, various door related products can also consult us.
Our goal has always been 100% customer satisfaction. Only when customers are satisfied can our products be qualified. If you have any questions about use and installation, we will be happy to answer them. You are also welcome to put forward any suggestions. push us to improve.
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