Rockwell Automation 1794-IF4I, -OF4I, IF2XOF2I, -IF4IXT, -IF4ICFXT, -OF4IXT, IF2XOF2IXT FLEX I/O Isolated Analog Modules User Manual
Page 28
Publication 1794-6.5.8 - January 2010
28 How to Install Your Analog Module
Output 0
Current
I2
8
Current
I2 Ret
9
Voltage
V2
10
Voltage
V2 Ret
11
Output 1
Current
I3
12
Current
I3 Ret
13
Voltage
V3
14
Voltage
V3 Ret
15
24V dc Common
1794-TB3 – 16 thru 33
(1)
1794-TB3T, -TB3TS – 17, 18, 33
1794-TBN, -TBNF – 16 and 33
+24V dc power
1794-TB3 – 34 thru 51
1794-TB3T, -TB3TS – 34, 35, 50, 51
1794-TBN, -TBNF – 34 and 51
(1)
Terminals 16 thru 33 are internally connected in the terminal base unit.
(2)
Terminal 39 through 46 are chassis ground. Terminals 36, 37, 38 and 47, 48, 49 are used or cold junction compensation.
Table 2.2
Wiring connections for the 1794-IF2XOF2I Isolated Analog Module when using 1794-TB3,
-TB3T, -TB3S, -TB3TS, -TBN and -TBNF Terminal Base Units
Channel
Signal Type
Label Markings
1794-TB3, -TB3T
(2)
, -TB3S,
-TB3TS
(2)
-TBN, -TBNF
Signal
Terminal
Signal Return
ATTENTION
Total current draw through the terminal base unit is
limited to 10A. Separate power connections to the
terminal base unit may be necessary.