User manual
Publication CIG-WD001B-EN-P - May 2005
15-2 1791D CompactBlock I/O Blocks
V
DC
GND
 V in 
 0+
 V/I in 
 0-
+
 I in 
 2+
 V in
 2+
 V in 
 1+
 V/I in
 1-
 I in 
 0+
 I in 
 1+
 V in 
 3+
ANLG 
COM
 I in 
 3+
 V out 
 0+
 I out 
 0+
ANAL 
COM
 I out 
 1+
 V out
 1+
V/I in 
 2-
V/I in 
 3-
-
Load
Not 
Used
Source
V
DC
GND
 V in 
 0+
 V/I in 
 0-
+
 I in 
 2+
 V in
 2+
 V in 
 1+
 V/I in
 1-
 I in 
 0+
 I in 
 1+
 V in 
 3+
ANLG 
COM
 I in 
 3+
 V out 
 0+
 I out 
 0+
ANAL 
COM
 I out 
 1+
 V out
 1+
V/I in 
 2-
V/I in 
 3-
-
Load
Not 
Used
Source
1791D-N4CV2X – Current 1791D-N4CV2X – Voltage
OUT 0 OUT 4GND
OUT 1 GND
OUT 2
OUT 3 GND
GND
OUT 5
OUT 6 GND
GND GNDOUT 7
V
DC
V
DC
GND GND
Not 
Used
GND
Load
+
-
1791D-OB8P
V
DC
GND
OUT 0 OUT 2
+
OUT 8OUT 6
OUT 1 OUT 3
OUT 4
OUT 5 OUT 7
OUT 10
OUT 9
OUT 12 OUT 14
OUT 11 OUT 15OUT 13
V
DC
GND
-
Load
Not 
Used
1791D-OB16P, -OB16PX
V
DC
GND
OUT 0 OUT 2
+
OUT 8OUT 6
OUT 1 OUT 3
OUT 4
OUT 5 OUT 7
OUT 10
OUT 9
OUT 12 OUT 14
OUT 11 OUT 15OUT 13
V
DC
Load
GND
-
Not 
Used
1791D-OV16P, -OV16PX










