Allen-Bradley 1734-ADN - 1734-IM2 Input Module; 1734-IR2 RTD Input Module

Publication 1734-UM002C-EN-P - July 2003
D-10 Default Data Maps
1734-IM2 Input Module
Message size: 1 Byte
1734-IR2 RTD Input Module
Message size: 6 Bytes
7 6 5 4 3 2 1 0
Produces
(Rx)
Ch1 Ch0
Consumes
(Tx)
No consumed data
Where: Ch0 = channel 0, ICh1 = channel 1; 0 = off, 1 = on
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
OR UR HHA L
LA
HA LA CM CF OR UR HHA L
LA
HA LA CM CF
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