Fig. 3 Class B, Hnet/Xnet Wiring On Nic-C - Siemens FN2013-U1 Installation Manual

Pin Designation
NIC-C/1 -
NIC-C/2 +
NIC-C/3-24 NC
EF1/A1 +
EF1/B1 -
Power A/+ +
Power A/- -
Power B NC
A6V12093642_en--_b
Wiring class B HNET/XNET on NIC-C
[1]
_
NC
+
1 2 3 4 5
9 10 11 12 13
NC
NIC-C
ONE SLOT OF CC-5/CC-2
17 18 19 20 21
NC
Fig. 3: Class B, HNET/XNET wiring on NIC-C
Description
NIC-C,RS48 circuit 1 -, monitored by NIC-C
NIC-C, RS48 circuit 1 +, monitored by NIC-C
NIC-C, do not use
Fiber network module, RS485 circuit 1 +
Fiber network module, RS485 circuit 1 -
Fiber network module, + DC 24 V
Fiber network module, GND
Fiber network module, do not use
1
RS485 ratings:
- 8 V P-P, 150 mA max.,
- 2000 ft/610 m max
- 16 AWG max., 18 AWG min.,
- Positive or negative ground fault supervision at < 10 kΩ
2
Only connect to a UL864/ULC-S527 approved, power-limited, and regulated power
unit, e.g., PSC-12 / PSC-12M (TB3).
No EOL resistor required on NIC-C or fiber network module.
2023-01-23
Fiber network module FN2013 / FN2014
6 7 8
14 15 16
22 23 24
1
1
2
2
Wiring
FN2013 / FN2014
+
A1
Line 1
EF1
NC
_
B1
SIEMENS
A2
Line 2
EF2
NC
B2
Power A
Power B
-
NC NC NC NC NC NC
[2]
DC 24 V
1
Rx
Tx
Rx
Tx
NC NC
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