G.S.I DC Installation and Operation Guide
37
4 Technical Specifications
Outputs:
12 field valves, 1 fertilizer (out of the 12 valves), 1 master
Operates 2 wires DC latching solenoids only
Output pulse voltage 17 V DC
Pulse length 200 milliseconds
Inputs:
Rain switch Normally Open or Normally Closed
Pulse water meter
Pulse fertilizer meter
Power source :
4 X 3.6 V Lithium batteries
4 X 1.5 V D-size batteries
7.2 V rechargeable battery
12 V external battery optional
Cellular modem: Quad band GSM modem integrated (GPRS class
10) for operating in all GSM operators globally.
Dimensions: 10.5x24.5x25.5 cm
Operating ambient temperature: -10°C to 60°C, 14°F to 140°F
Maximum wire run from G.S.I DC controller to Galcon solenoids:
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