User manual

3–17 Communicating with FLEX I/O Modules
Publication 17946.5.3 - May 1996
RTD Analog Input Module (1794-IR8) Write Words
Decimal Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Write Word 0 8bit Calibration Mask
Cal
Clk
Cal Hi
Cal Lo
Filter Cutoff Enh MDT
1 RTD 3 Type RTD 2 Type RTD 1 Type RTD 0 Type
2 RTD 7 Type RTD 6 Type RTD 5 Type RTD 4 Type
Where: Enh = Enhanced
MDT = Module Data T ype
Thermocouple/mV Input Module (1794IT8) Image Table Mapping
Module Image
I/O Image
Input Data Channel 0
Input Data Channel 1
Input Data Channel 2
Input Data Channel 3
Input Data Channel 4
Input Data Channel 5
Input Data Channel 6
Input Data Channel 7
Underrange
Calibration Mask
Thermocouple Type
Input Size
Output Size
0 to 3 Words
1 to 11 Words
Reserved
Overrange
Calibration Status
Thermocouple Type
Configuration
Read
Write
Thermocouple/mV Input Module (1794-IT8) Read
Decimal Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Read Word 0 Reserved
1 Channel 0 Input Data
2 Channel 1 Input Data
3 Channel 2 Input Data
4 Channel 3 Input Data
5 Channel 4 Input Data
6 Channel 5 Input Data
7 Channel 6 Input Data
8 Channel 7 Input Data