Product Description
With 2-way switch signal input, 2-way switch signal output (relay drive) 4-way AD sampling interface and a remote data communication RS-232 interface, it sets the remote I / O control and data transmission, and alarm functions as a whole. And the abnormalities contents of the input signal for alarming could be user-defined. Basically, it can monitor and measure as well as control the remote installed sensors and equipment in the same time.
Provide two-way data transmission through the RS-232 serial port.
2 -way analog inputs
Supporting phone ringing control output
Power: 9-15V DC
Rate: Dual-frequency GSM 900/1800 MHz (4 frequencies altering)
Working humidity: 0-90%
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