Micromod MOD: MODCELL Multiloop Processor 2002N Model C and Associated Hardware - Manual (Page 54)

MODCELL Multiloop Processor
COMMUNICATIONS CONNECTIONS
R29, R30 and R31 on any single 1723F Field Input Board (see MOD 30 installation
instructions) since MOD 30 instruments also require 24 Vdc.
Figure 4-1. ICN Termination Connection for 2030N Model B ICN Communication Module
Note:
Flat edge of switch points to address
setting (ICN Address 5 is shown).
+24V Power
to Other
Instrument(s)
180
2W
1%
560
3.4W
1%
24V dc
Address Sw
S32
S31
2
BASE INSTRUMENT
2030N Model B ICN
COMMUNICATION
MODULE (Module
Locations 31 and 32)
LOWER
TERMINAL
HOUSING
1
2
1
2
XMIT
13
14
1
3
15
6
4
COM
+
–
5
17
16
10
7
12
11
CLK
DATA
SEL
I/O Bus
Com-
municati
ons
Receiver
GND
GND
+5
+5
RECV
ENAB
Note:
ICN Module occupies
two slots.
820
3.4W
1%
ICN to Other
Instruments
Diode
OR’d 24V
Driver
2030F ICN Terminator. Red pin is
+24V. One ICN termination
required per ICN. Connect at least
one other instrument to +24V for
power redundancy.
Notes:
24V Supply Current Limit Knee:
23 mA minimum
39 mA maximum
Red lead
Alternate view for connecting
flushmount type instrument.
48