EST CM1 - SO-20 D Dual Serial Option to 20 mA Loop Module; Description

50 Network Controllers Manual
Style 7 (Class A) 20 mA Single Line Wiring with COMM-3S
MAXIM
MAXIM
UCN 5800A
9111
UCN 5800A
9111
UCN 5800A
9111
UCN 5800A
9111
UCN 5800A
9111
UCN 5800A
9111
UCN 5800A
9111
UCN 5800A
9111
TB1
TB1
TB3
TB3
TB2
TB2
24V COM EARTH
24V COM EARTH
DATA
IN
DATA
IN
DATA
OUT
DATA
OUT
+
+
+
+
+
+
-
-
-
-
[NWC-022.CDR]
FLASH = CPU COMM
P2
TO "DATA IN"
TERMINALS
OF NEXT SO-20.
TO "DATA IN"
TERMINALS
OF NEXT SO-20.
TO "DATA OUT"
TERMINALS
OF PREVIOUS
SO-20.
TO "DATA OUT"
TERMINALS
OF PREVIOUS
SO-20.
TO CORRESPONDING
TERMINALS OF
PS4/8B WITHIN SAME
ENCLOSURE
TO CORRESPONDING
TERMINALS OF
PS4/8B WITHIN SAME
ENCLOSURE
COMM-3S INSTALLED IN P3 OF:
CM1(N) w/SO OPTION
CM2(N) w/SO OPTION
RMDP-1N w/SO OPTION
RED STRIPE
RED STRIPE
1
1 1
1
1
2
Supervised and power limited.
S
O
-2
0
a
n
d
C
O
MM-
3
S
in
s
t
a
ll
e
d
in
c
o
mm
o
n
e
n
c
l
o
s
u
r
e
.
NOTES:
P3
P3
J3
J3
J4
J4
P1
P1
P2
P2
J1
J2
J1
J2
Style 4 (Class B) 20 mA Single Line Wiring , no COMM-3S
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