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Appendix E: Cables DTE Cable - Page 133
Appendix E: Cables
This section provides information about the cables that are used with IPNC.
All of the following cables are for internal use only.
All structured cabling/site wiring must conform to all local regulations.
CAUTION: All ISDN and WAN cables should not be longer than 5 meters in
length.
DTE Cable
A
B
C
D
A 25 Way (or 9 Way on IP412) D-Type Plug with UNC 4-40 locking screws.
B 9 Way D-Type Socket with UNC 4-40 locking screws.
C 12 core screened cable - each core is 7/0.203mm (24 AWG) tinned copper
stranded wire, nominal capacitance of 95pF/m, resistance of 92 Ω/km,
screened with tinned copper braid, maximum working voltage of 440V rms
and a Maximum current per core of 1A rms
D 2 meters.
Pin Connections
End A (25 Way) End A (9 Way) Name End B
2 3 Receive data 3
3 2 Transmit Data 2
4 7 RTS (Request To Send) 7
5 8 CTS (Clear To Send) 8
6 6 DSR (Data Set Ready) 6
7 5 Ground 5
8 1 DCD (Data Carrier
Detect)
1
20 4 DTR (Data Terminal
Ready)
4
22 9 RI (Ring Indicator) 9
INDeX IPNC Cassette Administration Manual Appendix E: Cables - Page 133
38DHB0002UKDD – Issue 7 (22/11/02) DTE Cable