FCI MT100 - Page 64

OPERATION MT100 Multipoint Flow Meter
Command 44: Write Primary Variable Units
Byte
Format
Description
Request Data Bytes
0
Enum
PV Units Code
Response Data Bytes
1
0
Enum
PV Units Code
Code
Class
Description
Response Codes
0
Success
No Command-Specific Errors
1
Undefined
2
Error
Invalid Selection
3–127
Undefined
Note: 1. The value returned in the response data bytes reflects the value actually used by the device.
Command 45: Trim DAC Zero – Measured Current Chan #1 (in mA)
Byte
Format
Description
Request Data Bytes
0–3
Float
Ext. Measured Current Ch. #1 Level (mA units)
Response Data Bytes
1
0–3
Float
Actual Measured Current Ch. #1 Level (mA units)
Code
Class
Description
Response Codes
0
Success
No Command-Specific Errors
1–2
Undefined
3
Error
Passed Parameter Too Large
4
Error
Passed Parameter Too Small
5–8
Undefined
9
Error
Incorrect Loop Current Mode or Value
10
Undefined
11
Error
Loop Current Not Active (Device in Multidrop mode)
12–127
Undefined
Note: 1. The value returned in the response data bytes reflects the rounded or truncated value actually used by the
device.
Command 46: Trim DAC Gain – Measured Current Chan #1 (in mA)
Byte
Format
Description
Request Data Bytes
0–3
Float
Ext. Measured Current Ch. #1 Level (mA units)
Response Data Bytes
1
0–3
Float
Actual Measured Current Ch. #1 Level (mA units)
Code
Class
Description
Response Codes
0
Success
No Command-Specific Errors
1–2
Undefined
3
Error
Passed Parameter Too Large
4
Error
Passed Parameter Too Small
5–8
Undefined
9
Error
Incorrect Loop Current Mode or Value
10
Undefined
11
Error
Loop Current Not Active (Device in Multidrop mode)
12–127
Undefined
Note: 1. The value returned in the response data bytes reflects the rounded or truncated value actually used by the device.
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