Initial programming – Rockwell Automation 1746-NR4 SLC RTD/Resistance Input Module User Manual User Manual

Page 88

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Publication 1746-UM008B-EN-P - December 2006

88 Ladder Programming Examples

Application Setup

Initial Programming

Follow this example to enter data into the channel configuration word
(O:e.0 through O:e.3) when the channel is disabled (bit 11 = 0).

Refer to the Channel Configuration Word (O:e.0 through O:e.3) - Bit
Definitions table
for specific configuration details.

Ch. 0 Alarm

Display

Panel

1

2

3

0

F8

Ch. 1 Alarm Ch. 2 Alarm Ch. 3 Alarm

Autocalibration

°C

°F

1746-NR4 RTD Module

1746-OB8 DC Output Module (Sourcing)

1746-IB8 DC Input Module (Sinking)

SLC Processor

RTD 0

RTD 1

RTD 2

RTD 3

Slot #

Pilot Light O:2/3

Pilot Light O:2/2

Selector Switch I:1/0

Pushbutton Switch I:1/1

Pilot Light O:2/0

Pilot Light O:2/1

EXAMPLE

As shown in the Configuration Word Setup diagram, configure
four channels of a RTD module residing in slot 3 of a 1746
chassis. Configure each channel with the same parameters.

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