
SL500DC 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.
| Model | SL500DC | SL800DC |
| power supply | 220v/50Hz;110v/60Hz | 220v/50Hz;110v/60Hz |
| Gate moving speed | 16-18m/min | 16-18m/min |
| Motor power | 150W | 180W |
| Maximum weight of gate | 500KG | 800KG |
| Remote control distace | ≥30m | ≥30m |
| Remot control mode | Single/Three button mode | Single/Three button mode |
| Limit switch | Electronic limit switch | Electronic limit switch |
| Frequency | 433.92 MHz | 433.92 MHz |
| Working temperature | -20°C ~ +70°C | -20°C ~ +70°C |
Function Illustration:
1. Direction sensor effectively solves the problem that the gate is offset from its original position after powering off and manual released.
2. Direction sensor can be used as reference point during the opening/closing travel, which can effectively correct the position offset problem during the opening/closing process.

1.5.5 Auto-close Function Setting (L5)
When the gate is fully opened, the control board will send the auto-close signal to enable the gate close automatically according to the pre-set auto-close time.
A. Operation Instruction:
1. Press and hold “PROG” button for 3 sec. to enter into basic menu. à Indicator light L0 will flicker once, and then L1 will be always on.
2. Press “+” button four times to enter into Auto-close setting option. à Indicator light L5 will be always on.
3. Press “SET” button once to enter into setting. à Indicator lights L1-L5 will show the current auto-close time. (The default is all indicator lights off)
4. Press “+” or “-” button to set the auto-close time. à The number of indicator lights that is always on will indicate the Auto-close time. (Table 2 Auto-Close Time)
5. Press “SET” button once to save and automatically exit. à Indicator lights L1-L5 will be on for one sec.
B. Operation Graphic Illustration


The reason of choosing us
1. We have more than 10 years production and sales experience, we have professional production equipment and personnel.
2. Our professional technical support can help you solve the problems and meet your custom requirements.
3. We are factory, so the price will be competitive.
4. Small quantity is acceptable.
5. Welcome you to visit our factory.
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