®
4530
23
SPECIFICATIONS
DIGITAL DIALER INTERFACE
Format Compatibility Contact ID, SIA, Modem IIe/IIIa/IIIa
2
, Pulse
4/2 (:10, :20, or :40 PPS)
Connector RJ45 and screw terminals
Simulated telco line voltage 48 V DC On-Hook
Dial tone 350 + 440 Hz +/- 0.2%
Receive level minimum - 45 dBm, 20 dBm S/N
Line impedance 600 ohms
Ringer Equivalence 0.3 REN
Mode Loop start. 26 mA typical
POWER REqUIREMENTS
Input Voltage 12V DC
Normal Current (On Hook) 125 mA
Maximum Current (Off Hook) 600 mA
Radio during Transmission
- Average Current
- Peak Current
215 - 250 mA
1.3 – 1.5 A
UL Power Requirements Uninterruptable Class 2 power supply
12V DC/1.2 A
(SPECIFICATIONS continued next page)
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