Rockwell-automation 1734-IT2I Thermocouple and RTD Input Module User M Manual do Utilizador descarregar pdf (Página 13)

Publication 1734-UM004F-EN-E - December 2012

About POINT I/O Modules 3

Default Data Map for the Thermocouple Input Module

(catalog number 1734-IT2I)

Default Data Map for the RTD Input Module

(catalog numbers 1734-IR2, and 1734-IR2E)

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 LLA HA LA CM CF OR UR HHA LLA HA LA CM CF

OR UR Cold Junction Temperature

(Selectable: Channel 0, Channel 1, or Average of both Channel 0 and 1)

Consumes (scanner Tx) No consumed data

Where: OR = Overrange; 0 = no error, 1 = fault (value went above selected range)

UR = Underrange; 0 = no error, 1 = fault (value went below selected range)

HHA = High/High Alarm; 0 = no error, 1 = fault (value went below setpoint

LLA = Low/Low Alarm; 0 = no error, 1 = fault (value went below setpoint

HA = High Alarm; 0 = no error, 1 = fault (value went below setpoint

LA = Low Alarm; 0 = no error, 1 = fault (value went below setpoint)

CM = Calibration Mode; 0 = normal, 1 = calibration mode

CF = Channel Fault status; 0 = no error, 1 = fault

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 LLA HA LA CM CF OR UR HHA LLA HA LA CM CF

Consumes (scanner Tx) No consumed data

Where: OR = Overrange; 0 = no error, 1 = fault (value went above selected range)

UR = Underrange; 0 = no error, 1 = fault (value went below selected range)

HHA = High/High Alarm; 0 = no error, 1 = fault (value went below setpoint)

LLA = Low/Low Alarm; 0 = no error, 1 = fault (value went below setpoint)

HA = High Alarm; 0 = no error, 1 = fault (value went below setpoint)

LA = Low Alarm; 0 = no error, 1 = fault (value went below setpoint)

CM = Calibration Mode; 0 = normal, 1 = calibration mode

CF = Channel Fault status; 0 = no error, 1 = fault

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 83 84

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Rockwell-automation 1734-IT2I Thermocouple and RTD Input Module User M Manual do Utilizador Página 13