Communicate with your module – Rockwell Automation 1734-IE2C_2V POINT I/O 2 Current and 2 Voltage Input Analog Modules User Manual

Page 10

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10 POINT I/O 2 Current and 2 Voltage Input Analog Modules

Publication

1734-IN027A-EN-E - May 2005

6. Use a small-bladed screwdriver to rotate the orange base

locking screw to a vertical position.

This releases the locking mechanism.

7. Lift straight up to remove.

Communicate with Your Module

POINT I/O modules send (consume) and receive (produce) I/O
messages. You map these messages into the processor’s memory.

This POINT I/O input module produces 6 bytes of input data
(scanner Rx) and fault status data. It does not consume I/O data

(scanner Tx).

Default Data Map
Message size: 6 Bytes

15

14

13

12

11

10

09

08

07

06

05

04

03

02

01

00

Produces
(scanner Rx)

Input Channel 0 - High Byte

Input Channel 0 - Low Byte

Input Channel 1 - High Byte

Input Channel 1 - Low Byte

Status Byte for Channel 1

Status Byte for Channel 0

O
R

U
R

H
H
A

L
L
A

H
A

L
A

C
M

C
F

O
R

U
R

H
H
A

L
L
A

H
A

L
A

C
M

C
F

Consumes
(scanner Tx)

No consumed data

Where:

CF = Channel Fault status; 0 = no error, 1 = fault
CM = Calibration Mode; 0 = normal, 1 = calibration mode
LA = Low Alarm; 0 = no error, 1 = fault
HA = High Alarm; 0 = no error, 1 = fault
LLA = Low/Low Alarm; 0 = no error, 1 = fault
HHA = High/High Alarm; 0 = no error, 1 = fault
UR = Underrange; 0 = no error, 1 = fault
OR = Overrange; 0 = no error, 1 = fault

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