1 Channel GSM Relay Smart Switch Module, Smart Home SMS GSM Remote Control Switch SIM800C STM32F103CBT6 with Antenna 2G Network for Greenhouse Oxygen Pump WIshioT

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Manufacturer Description

Description :
Voltage:6V-18V, when using 6V Power supply, the current need above 1.5A.
Relay interface: Using 250V 10A relay, you can directly operate most of the electrical appliances on the market.
SIM Card Socket: Insert SIM card when system powered off. (In China, please use mobile or Unicom card).
LED interface: There are three LED lights named D3 D5 D6 (D5 is close to the positioning hole, D6 is close to the antenna interface). LED indicator state corresponds to the equipment working conditions are as follows, each column is one state.

Mode configuration: Format: *code*$00000N $, N=1, 2, 3, 4. If you want to set this controller work at 1 mode, send the SMS: *123456*$000001$. The device will reply, content is: SYS Mode: 1 Set OK!

Note: 1 2 3 mode is phone mode, you can not use CHCH CMON CMOF command, you need set 4 mode, 4 mode is message mode, send the SMS: *123456*$000004$ to set the board on 4 mode, you can use below command.

Command:
Relay On command: CMON, after successful setup, the device will reply SMS is: ON Set OK! For example, send the SMS: CMON. Relay status will be saved.
Relay Off command: CMOF, after successful setup, the device will reply, SMS Content is: OFF Set OK! Send the SMS: CMOF. Relay status will be saved.
Relay on for only 1-2 second command: CMDD, After successful setup, the device will reply, SMS Content is: Dian Dong Set OK! For example, send the SMS: CMDD. Relay status will not be saved.
Relay on for 1-99 minute command: CMSEONTIME(2 bit time), after successful setup, the device will reply, SMS Content is: ON Set OK! TIME ** MIN! The timing range is 1-99 minutes. If you want to control Relay On for 1 minute, send the SMS: CMSEONTIME01. Relay status will not be saved.
System status query instruction: CMCH. For example, sends the SMS: CMCH

Remote control: You can control your home devices even if you are in the office.

Product Features

1.This relay module enables you control your home devices even if you are in the office. Relay interface: Using 250V 10A relay, you can directly operate most of the electrical appliances on the market. 2.Only Suppot 2G network. Voltage:6V-18V, when using 6V Power supply, the current need above 1.5A 3.Mode configuration: Format: *code*00000N , N=1, 2, 3, 4. If you want to set this controller work at 1 mode, send the SMS: *123456*000001. The device will reply, content is: SYS Mode: 1 Set OK! Note: 1 2 3 mode is phone mode, you can not use CHCH CMON CMOF command, you need set 4 mode, 4 mode is message mode, send the SMS: *123456*000004 to set the board on 4 mode, you can use below command. 4.Relay On command: CMON ; Relay Off command : CMOF. 5. Application: Farmland irrigation ,Greenhouse ,Server room ,Pet feeding, Oxygen pump, Roller shutter, ect.

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