Rockwell Automation 8520 9/Series CNC Integration Maintenance Manual Documentation Set - Manual (Page 578)

I/O Interface
Section 10A
10A-55
Discrete Input Module Specifications
Catalog
Number
Voltage
Category
Operating
Voltage
Number of
Inputs
Points Per
Common
Backplane
Current Draw
5V 24V
Signal
Delay
(ms. max)
Off-State
Current
(max)
Off-State
Voltage
(max)
Nominal
Input
Current
Inrush
Current
(max)
1746-IA16
(RTB)
100/120 V ac 85-132 16 16 0.085 0
on=35
Off=45
2 mA 30 V ac
12 mA
at 120 V ac
0.8 A
1746-IB16
(RTB)
24 V dc 10-30 16 16 0.085 0
On=8
Off=8
1 mA 5.0 V dc
8 mA
at 24 V dc
n/a
Off--State Input State Not Guaranteed On--State
0 V ac 30 V ac 85 V ac 132 V ac
0 V dc 5 V dc 10 V dc 30 V dc
1746-IA16
1746-IB16
Measure voltage between common terminal and input terminal.
Discrete Output Module Specifications
Catalog
Number
Voltage
Category
Operating
Voltage
Number of
Outputs
Points per
Common
Backplane Current
Draw
5v 24V
Signal Delay
(ms. max)
Off State
Leakage
(max)
Load
Current at 5
V dc (min.)
Continuous
Current per
Point (max.)
Continuous
Current per
Module (max.)
1746-OA16
(RTB)
120/240
V ac
85-265 16 8 0.370 0
On=0.10
Off=11.0
2 mA 10 mA
0.50 A at 30 ° C
0.25 at 60 ° C
8 A at 30 ° C
4 A at 60 ° C
1746-OW16À
(RTB)
V ac/V dc
Relay
5-265 V ac
5-125 V dc
16 8 0.170 0.180
On=10.0
Off=10.0
0 mA 10 mA
See contact rating
chart below.
16.0 A ac
8.0 A/ common
Operation Not Guaranteed Recommended Operating Range
0 V ac 85 V ac 265 V ac
0 V dc 5 V dc 125 V dc
If you measure the voltage at an output terminal that is not connected
to a load or is connected to a high-impedance load, you may measure
as much as 100 V ac even though the output is off.
1746-OA16
1746-OW16
5 V ac 265 V ac 0 V ac
1746-OW16 Relay Contact Rating Chart
Type
Maximum
Volts
Ampere À
Amperes
Continuous
Â
Voltamperes
Make Break Make Break
Relay Contact Rat-
ings for
1746-OW16
240 V ac
120 V ac
7.5 A
15.0 A
0.75 A
1.50 A
2.5 A 1800 VA 180 VA
125 V dc 0.22 A Á 1.0 A 28 VA
24 V dc 1.2 A Á 2.0 A 28 VA