Gsm Add-On, Gsm501; Main Features; The Leds - Pima FORCE Installation Manual

2.13

GSM add-on, GSM501

The GSM add-on is used for transmitting reports and notifications from the FORCE to the CMS
and the contacts, via cellular network. It is a Quad-band transceiver. An external antenna
(long/short) can be used with the GSM501.
2.13.1

Main features

 4 bands: 850/900/1800/1900 MHz
 Current consumption: 30mA in idle state, 200mA when broadcasting.
 Antenna connection type: SMA
 The GSM add-on requires a SIM card, which should be purchased separately.
2.13.2

The LEDs

The GSM module has 2 LEDs: network registration and voltage. The LEDs states are:
LED State
Network Flashes rapidly
Registration
Flashes once every 3 sec.
(Red)
Flashes once every 1 sec.
Off
Modem Power Illuminates
(Green)
Off
Figure 18. KLT/KLR500 connection diagram
Chap. 2: Installation & Wiring
Indication
Initializing
SIM registered
SIM not registered
SIM missing or power loss
Power OK
Power loss
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