Talkswitch 24-CA - Manual (Page 220)

2 0 8 T A L K S W I T C H U S E R G U I D E • N O R T H A M E R I C A
Regulatory Approvals
ACTA TIA/EIA/IS-968A and FCC Part 68, Industry Canada CS-03,
FCC Part 15B, Industry Canada ICES-003.
Power adapter complies with UL and CSA
Analog extension interface
Trunk type Loop start
Connector type RJ-11, 2-pin
Interface impedance 600 ohms
Loop range 0–600 ohms
Hook flash supported Yes
On-hook voltage 35 volts
Off-hook loop voltage
source
35 volts
Off-hook loop currant 23 mA to 40 mA
Dial tone level -2.4 dBm
Ringing voltage 90 volts RMS
Ringing frequency 20 Hz – True sine wave
Total ringing load 5 REN
Analog trunks
Connector type RJ-11, 4-pin
Trunk type Loop start
Interface impedance
Configurable, 600 ohms, 600 complex, 900 ohms,
900 complex
Ringing impedance 3,900 ohms
Ringing sensitively 45 volts RMS @ 20 Hz
REN 0.78
Longitudinal balance 69 dB
Signal level -10 dB
Distinctive ring supported Yes
Caller ID support FSK, all lines
Dimensions (H x W x L)
Metric 51.6 mm x 203.2 mm x 213.4 mm
Imperial 2.03" x 8" x 8.4"
Weight 24-CA 48-CA 48-CVA
Metric 0.64 kg 0.88 kg 0.90 kg
Imperial 1.41 lbs 1.94 lbs 1.98 lbs