GE AT600 - Page 114

Chapter 5. Communication
102 AT600 User’s Manual
Command 170 (0xAA): Set Loop Current Gain
This command is to trim the gain or upper endpoint value of the loop current to its maximum.
Command 171 (0xAB): Set Loop Current Percentage
This command is to set the output percentage of loop current.
Table 54: Request Data Bytes for Set Loop Current Gain
Byte Format Description
0-3 Float Externally Measured Loop Current Level, units of milliamperes
Table 55: Response Data Bytes for Set Loop Current Gain
Byte Format Description
0-3 Float Externally Measured Loop Current Level, units of milliamperes
Table 56:
Command-Specific Response Codes for Set Loop Current Gain
Code Class Description
0 Success No Command-Specific Errors
0 Success No Command-Specific Errors
1-2 Undefined
3 Error Passed Parameter Too Large
4 Error Passed Parameter Too Small
5 Error Too Few Data Bytes Received
6 Error Device-Specific Command Error
7Error In Write Protect Mode
8 Undefined
9 Error Incorrect Loop Current Mode or Value
10 - 15 Undefined
16 Error Access Restricted
17 - 31 Undefined
32 Error Busy
33 - 127 Undefined
Table 57: Request Data Bytes for Set Loop Current Percentage
Byte Format Description
0 - 3 Float Loop Current Percentage, units of percent.