GTalarm3 User manual V-2022-05-24
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iButton DS1990A-F5+ key
Water Proof DS18b20 Temperature
Probe with 1m cable
Temperature sensor DS18B20
Humidity sensor AM2320
Humidity sensor DHT22
(AM2302)
Humidity sensor AM2305
Wiegand keypad & RFID reader
Mini CD - 1 pcs:
User’s guide
in PDF
Program SERA2
1.4
General view of the module
1. Micro SIM card holder of “Push-
Push” type
2. GSM antenna connector
3. RESET button
4. Mini USB programming connector
5. REG (yellow) see table 3
6. DATA (red) see table 3
7. WDG (green) see table 3
8. Power supply and input/output
connector
9. External microphone connector
Do not locate SIM card with force, because you may damage SIM card holder
SPK
MIC MIC
SPK
COM
Figure 1 GTalarm3 PCB Layout