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X.21 WAN C
ABLE
Part No:
CABX21SN03M0PP00
Sales Feature: ARG-WANX21C
A
A
37 Way D-Type Plug with UNC 4-40 locking screws.
B
15 Way D-Type Plug with M3 locking screws.
C
6 twisted pair screened cable - each core is 7/0.203mm (24 a.w.g.) tinned copper
stranded wire, nominal capacitance of 98pF/m, impedance of 77 Ω at 1MHz,
screened with aluminised tape and a tinned copper wire drain.
D
3 metres.
Pin Connections
End A
Name
1
Receive (Rx-B)
20
Receive (Rx-A)
4
Transmit (Tx-A)
23
Transmit (Tx-B)
24
Control (Ctl-A)
5
Control (Ctl-B)
2
Indicate (Ind-A)
21
Indicate (Ind-B)
3
SE-Timing (S-A)
22
SE-Timing (S-B)
6
Ground
Connect pin 7 to pin 6 at End A only.
Pin 19 at end A is connected to the Screened Cable Drain Wire.
Revision 4
C
D
Cable Notes
Twisted pair
Twisted pair
Twisted pair
Twisted pair
Twisted pair
-----
Section 2: Technical Data
B
End B
11
4
2
9
3
10
5
12
6
13
8
19
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