GSM BASED 6 RELAY CONTROL BOARD
NEW DTMF ENABLED - Control from Mobile or Landline phone
* SIM800C based Relay control .Microcontroller used is RENESAS & the relay driver IC is ULN2003.
* 6 RELAYS can be controlled individually by sending SMS from Owner's mobile.
* Two modes of operation possible. In MODE 2 the first 2 relays act as MOTOR ON & MOTOR OFF Relays
* RELAY Contacts accessed through PBT connectors ( 3 pins per Relay - NO , NC & POLE)