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C440-COM-ADP Communication Module
C440/XTOE Electronic Overload Relay, DeviceNet
MN04210002E—March 2011 www.eaton.com
11
Input Behavior
Each terminal of the field connection accepts two wires of
the following size:
Field Terminal Wire Capability
120 Vac Input Requirements
The 120 Vac input is an isolated input. It requires an external
AC supply to drive the inputs. There are three common tie
points provided for the four inputs.
120 Vac Inputs
120 Vac Input Specifications
Example: 120 Vac IO Module
Wire Type
Wire Size
Terminal Torque (in-lbs)
Solid Cu–90C
#14–#22
4.5
Stranded Cu–90C
#16–#22
4.5
Specification
Value
Number of inputs
4
Nominal voltage
120 Vac
Nominal current
7mA
Operating range
80–140 Vac
Operating frequency
50/60 Hz
Signal delay maximum
30 ms
Input type
IEC 61131-2, type 1 digital
–
–
–
–
–
Pi
n
1
NET
24 Vdc
I1
I2
I3
I4
I1
I2
I3
I4
C
NO
NC
C
C
C
NO
NO
C
C
C
C
Q1
Q2
Q1
Q2
120 Vac
AC/DC
Pi
n
12
AC/DC
Example:
120 Vac IO Module
All
i
n
puts are isolated.
All
commo
n
termi
n
als
co
nn
ected together
i
n
ter
n
ally.
C440 DeviceNet.book Page 11 Friday, March 25, 2011 10:41 AM
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