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Appendix A—Description of parameters
VARIABLE SPEED DRIVE SERIES III LIT-12012999—June 2018 www.johnsoncontrols.com
Code Modbus ID Parameter Application RO/RW
M6.6 32 PID2 Set Point 2,3 RO
PI(D) Controller 2 setpoint reference value, units will vary based on PI(D) Controller 2 units setting.
M6.7 34 PID2 Feedback 2,3 RO
PI(D) Controller 2 actual value feedback, units will vary based on the PI(D) Controller 2 unit setting.
M6.8 36 PID2 Error Value 2,3 RO
PI(D) Controller 2 Error or difference from between the reference and feedback, units will vary based on
the PI(D) Controller 2 unit setting.
M6.9 38 PID2 Output 2,3 RO
PI(D) Controller output value in percentage.
M6.10 39 PID2 Status 2,3 RO
PI(D) Controller 2 status indication, indicates if drive is stopped, running in PID mode, or in
PID sleep mode.
M7.1 558 TC1, TC2, TC3 2,3 RO
Timer channel status of channel 1, 2 and 3. Timer channels are used within the RTC parameter
group settings.
M7.2 559 Interval 1 2,3 RO
Time interval 1 status. See the RTC parameters for checking Interval 1 setup, when setting is met the
status will go indicated on and when not met it will be off.
M7.3 560 Interval 2 2,3 RO
Time interval 2 status. See the RTC parameters for checking Interval 2 setup, when setting is met the
status will go indicated on and when not met it will be off.
M7.4 561 Interval 3 2,3 RO
Time interval 3 status. See the RTC parameters for checking Interval 3 setup, when setting is met the
status will go indicated on and when not met it will be off.
M7.5 562 Interval 4 2,3 RO
Time interval 4 status. See the RTC parameters for checking Interval 4 setup, when setting is met the
status will go indicated on and when not met it will be off.
M7.6 563 Interval 5 2,3 RO
Time interval 5 status. See the RTC parameters for checking Interval 5 setup, when setting is met the
status will go indicated on and when not met it will be off.
M7.7 569 Timer 1 2,3 RO
Timer 1 value in seconds, value counts up to set timer value. See the RTC parameter group for defined
Timer value.
M7.8 571 Timer 2 2,3 RO
Timer 2 value in seconds, value counts up to set timer value. See the RTC parameter group for defined
Timer value.