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Summary of Contents for Merrytek MSA021D RC
- Page 1 Model No.: MSA021D RC Lifebeing Sensor User’s Manual...
- Page 2 MSA021D RC is powered by a 12V/24V low-voltage DC power supply, and uses a silent reed switch normally open relay, which is closed when there is motion detected and disconnected after the preset “Hold time”...
- Page 3 Parameters Operating Voltage 12/24Vdc ±0.5Vdc Operating Mode Dry Contact (Normal Open) Load Capacity Resistive load: 36V, 50mA max. Operating Frequency 5.8GHz±75MHz Detection Area 25%/50%/75%/100%, set by DIP switches or remote controller. Hold Time 5s, 30s, 1min, 5min, 20min, 30min, set by DIP switches or remote controller.
- Page 4 Dimension (mm) Wiring Structure...
- Page 5 Installation Instruction 1. Cut a hole of 65-70mm on the ceiling. 2. Open the button of the rotating protective cover to the maximum state. 3. Wiring (Note that the input and output cannot be reversed). 4. Install the screw of the line clasp and rotate the protective cover on the cover. 5.
- Page 7 2) Hold Time When no one is detected, the relay will be disconnected after the “Hold time” elapses. Only Big motion can be detected if the “hold time” is set to “5s”, no breathing detection function. Presence sensing (Minor motion and Breathing ) can be realized if the “hold time”...
- Page 8 3) Daylight Sensor When someone enters the detection area, the relay does not close when the surrounding environment illuminance is higher than the preset daylight threshold, and the relay closes when it is lower than the preset value. The lights or the air conditioner can be automatically turned on/off through the intelligent system.
- Page 9 4. DIP Switch Setting Indication: (The following figure) Toggle up the DIP Switch to "ON", downwards to "-" Take the sensor settings "Detection area: 100%, Hold time: 1min, Daylight sensor: Disable, indicator light: on" as an example, toggle the settings according to the below picture: DIP Switch numbers 1-4 are toggled up, DIP Switch numbers 5-7 are toggled down, and DIP Switch number 8 is toggled up.
- Page 10 7. HS: Turn on the indicator light, LS: Turn off the indicator light. Remarks: This remote control is a universal remote control for Merrytek sensors, which is suitable for many models. The buttons not mentioned in the manual do not need to be used.
- Page 11 Fault Cause Remedy Microwave can penetrate Reduce the detection area. glass, wood and other non-metallic materials. The sensor is Installed the sensor 2 meters The sensor is installed close self-triggered away from the wireless to the wireless device. or the load will devices.
- Page 12 After-sales and Warranty Free maintenance service is provided for failures caused by the product during the warranty period. Damages that are not caused by our company's actions such as handling, dropping, installation, use, maintenance, and improper storage by the user are not covered by the warranty. Unauthorized smearing or tampering with labels, model no., product appearances, and circuits are not covered by the warranty.
- Page 13 Merrytek Sensor Warranty Certificate Customer Information: Male/ Customer’s Name Customer’s Phone Female Customer’s Address Product Details: Product Name Model No. Batch Code Date of Purchasing Place of Purchasing Invoice No. Store Address Merrytek Sensor Warranty Certificate Customer Information: Male/ Customer’s Name Customer’s Phone...
- Page 14 The product model, parameters and performance of this manual are subject to change without notice. The copyright belongs to Shenzhen Merrytek Technology Co., LTD Shenzhen Merrytek Technology Co., LTD No.17th Building, Dianda Guyuan Industrial Park, Mashantou, Matian, Guangming District, Shenzhen, China, 518106...
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