Analog inputs, Analog inputs -23, Figure 2.10 – Rockwell Automation 2098-IPD-xxx Ultra5000 Intelligent Positioning Drives Installation Manual User Manual

Page 49

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Publication 2098-IN001E-EN-P — April 2002

Ultra5000 Connector Information

2-23

Figure 2.10

Relay Output Hardware Configuration

The following table provides a description of the relay output
specifications.

Analog Inputs

There are two single-ended general purpose analog inputs to use as
needed. A 12 bit A/D converter digitizes the signal. The configuration
of the input is shown in

Figure 2.11

.

Figure 2.11

Analog Input Configuration

The following table provides a description of the analog COMMAND
input specifications.

Parameter Description

Minimum Maximum

ON State
Current

Current flow when the relay is closed

1A

ON State
Resistance

Contact resistance when the relay is closed

1W

OFF State
Voltage

Voltage across the contacts when the relay is
open

30V

OFF State
Current

Current flow when the relay is open

0.01 mA

Parameter Description

Minimum Maximum

Resolution

Number of states that the input signal is divided
into which is 2(to the number of bits).

12 bits

Input
Impedance

Open circuit impedance measured between the
+ and - inputs.

10 kW

Input Signal
Range

Voltage applied to the input - Usable

-10V

+10V

Voltage applied to the input - Limit

-14V

+14V

CN1A-26

Relay +

CN1A-27

Relay -

Normally
Open
Relay

AIN

1k

W

1000pF

10k

W

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