Relay GSM Modem is a multi-function GSM modem which can be used in industrial, home or security purposes. It combines the relay, dry contact on & off , buzzer electricity appliance functions with the GSM SMS and voice functions. Relay GSM modem with two Relay, 4 set of Dry Contact on & off circuit, one com port interface and buzzer.

Relay GSM Modem Application

A. Voice dial in remote control on off for Home automation, Access control
Relay GSM modem can setup numbers of dial in caller ID. Collect phone in of mobile number can open or close the relay, it can control the close, open or restore to the original status of the relay by voice dial in. Time scheduler can be adopted to restrict the dial in open and close function of the Relay

B. SMS remote control on off for Home automation, Access control
Restricted mobile number can send SMS to the Relay GSM Modem to control the open or close of the relay. The restricted mobile number can also inquiry the status of the relay.

C. Alarm System for home and factory
There are four sets of dry contact on & off circuit in our Relay GSM Modem. When the dry contact is triggered the Relay GSM Modem is under alarm status. The buzzer of the modem will be alarmed. SMS will be send to the restricted mobile numbers and alarm voice call can also be call out by the GSM modem with the restricted mobile number. Different contents can be send out with according to different circuit of dry contact on & off.

We can provide tailor make Relay GSM Modem hardware solution for our customer in different purpose of usages.