2km-3km Wireless On-off Control 4-ch I/o Module For Pump Control

We are known in the market amongst reputed and eminent industry for manufacturing, exporting and supplying a wide range of 2km-3km Wireless ON-OFF Control 4-ch I/O Module for Pump Control in Shenzhen, Guangdong, China. 4 channel ON-OFF DI and DO transmitting timely. The 4 channel ON-OFF condition for the transmitting equipment can be output timely at the receiver equipment. That is the ON-OFF condition for the transmitting equipment is shut down, while the ON-OFF condition will be shut down at the receiver equipment; and the transmitting equipment is disconnect, while the receiver equipment will disconnect.
1. 4 channel coupler isolated inputs, high reliability and stability.
2. 4 channel relay dry contact output, contact current is 30V 1A.
3. 4 channel 5V voltage output.
4. Collocate wireless data transmission module with 2-3km.
Working frequency 433MHz(400-470MHz);
RF power: 500mW;
Receive sensitivity:-120dBm
5. Receive current: 30mA; transmitting current: 300mA
6. Power supply: DC 9-15V
7. Size: 82mm*82mm