Rockwell Automation 1791D-N4CV2X CompactBlock I/O for DeviceNet Expansion Module I.I. User Manual

Page 14

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14 CompactBlock I/O Analog Combination Input/Output Expansion Module

Publication

1791D-IN002A-EN-P - June 2003

Input Specifications (continued)

Maximum Overload @ Input Terminals

Current Terminal
Voltage Input

32mA
20V

Output Specifications

Output Channels

2 single ended (individually configured by wire for
current or voltage)

Current
Voltage

Operating Range

Full Range

0-20mA 0-21mA
4-20mA 3.2-21mA
0-10V dc

0-10.5V dc

Response Speed per Channel

2.5ms

Current Load on Voltage Output

10mA max

Resistive Load on Current Output

0 to 500 ohms (includes wire resistance)

Load Range (resistive) on Voltage
Output

1K Ohm and greater at 10V

Max. Inductive Load
(Current Outputs)

0.1 mH or better

Max. Capacitive Load

(Voltage Outputs)

1 uF or better

Overall Accuracy

Voltage Terminal
Current Terminal

+0.2% of Full Scale
+0.2% of Full Scale

Non-linearity (in % Full Scale)

+0.5%

Repeatability

+0.1%

Output Offset Error

Lets required accuracy over full temp range specified

Short Circuit Protection of

Voltage Out

21 mA max

Short Circuit Protection of
Current Out

15V max

Resolution

12 bit

Safe States

• Hold Last State
• Off

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