ZETRON 2000 Series Especificaciones Pagina 19

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19
Trunk Card Specifications (702-9037 and 702-9117)
DID Selector Level/PABX Trunk Configuration
End-to-End/PABX Extension Configuration
PABX E&M Type I Configuration
1
Special Matrix plug on 702-9117 only.
Parameter Description
Connections 2-wire Tip, Ring
Supervision Reverse battery
Battery Source To telco 48 V +/-3 V DC
Current limited 40 mA +/-10 mA
Loop Closure Detect threshold 6 mA +/-3 mA
Pulse Acceptance Rate 5 to 22 pulses per second
Minimum inter-digit time 78 ms
DTMF acceptance 40 to 300 ms
Supervision Control Immediate dial 150 ms +/-50 ms
Wink start delay 240 ms +/-20 ms
Parameter Description
Connections 2-wire Tip, Ring; Loop or Ground Start
Battery Source From Telco/PABX
Ring Detect 16 Hz to 66 Hz; 40 V to 150 V ACRMS
Answer After Ring Programmable 0 to 30 seconds delay
Parameter Description
Connections 5-wire Tip, Ring, E, M, Earth
Supervision Closure to -48V on M-lead
Closure to ground on E-lead
1
Battery Source From Telco / From Terminal; Current limited 15mA
1
Pulse Acceptance Rate 5 to 22 pulses per second
Minimum inter-digit time 78 ms
DTMF acceptance 40 to 300 ms
Answer Supervision Closure to ground on E-lead 150 ms +/-50 ms
Closure to -48V on M-lead
1
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