PNI SafeHome PT700 Manual De Usuario página 9

Connections panel
Index Description
1 Power connector
2 Battery power button
3 GSM SIM card slot
4 Connections for 3 wired zones. See Connecting wired accessories
5 Tamper switch
6 Microphone
Connecting wired accessories
Zone 1, Zone 2 and Zone 3 are the EOLR wired zones that support devices
(sensors) with NO (open circuit) and NC (closed circuit) signal with a response
time of 300 ms. Maximum resistance of the area: 11000 Ohms + EOLR
Connect the NC (Normally Closed) devices in series at the top of the loop.
The EOLR resistor must be connected in series with the devices to the last
device.
Connect the NO (open circuit) devices in parallel, in the loop.
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