GSMT350B: Bộ quay số

Sử dụng cho hệ thống báo động không dây HG-1500, HG-1000 và HG-2500

Features:

The GSM Interface GSMT350B works with Main consoles HG-1500 or HG-1000. In the event the console is activated, it will dial the preset phone number/s via GSM Interface.
 
Specifications:

Phone impedance: under DC 1k Ω , AC 600 Ω (exclude wire impedance).
Phone signal receiving level: -3dbm ～ -24dbm.
Phone signal time: 50 ～ 100ms
Phone frequency error:  ± 1 ％
Feed voltage:  48V
Power converter:  Input 110V AC or 220V AC, Output 12V DC 1A

Tri Band EGSM 900 and GSM 1800(GSM Phase 2+) and DCS 1900

GSM class: Small MS
Transmit power:  Class 4(2W) for EGSM 900
Class 1(1W) for GSM 1800
SIM card reader: External – connected via interface connector
Antenna: 50 Ohm antenna coaxial connector
Temperature range: 
Normal operation:  -20 ℃ to +55 ℃
Restricted operation:  -25 ℃ to -20 ℃ and + 55 ℃ to 70 ℃
Storage: -40 ℃ to + 85 ℃
Dimension :(W/D/L)17cm X14.5cm X4cm