Function
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.

FEATURE:
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