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Appendix A—Description of parameters
POWERXL DH1 SERIES ADJUSTABLE FREQUENCY DRIVES MN040041EN—August 2019 www.eaton.com
Code Modbus ID Parameter Application RO/RW
P7.1.9 1304 PID1 Dead Band 2,3 RW
This parameter sets the PID Dead band around the set point in process units. This is a band where no
actions occur to the output of the PID controller, to prevent oscillation or repeated activation/deactivation of
controller.
P7.1.10 1306 PID1 Dead Band Delay 2,3 RW
This parameter sets the delay time, if the PID process value goes out of the Dead Band area for the desired
time delay at that point the controller will re-initialize and try to level out again.
P7.1.11 1311 PID1 Ramp Time 2,3 RW
This parameter defines the rising and falling ramp times for changes in the process value setpoint. The ramp
time corresponds to the time it takes to change the setpoint value from minimum to the maximum, if the
value is 0 no ramps are used.
P7.2.1 2542 FB PID1 Set Point 1 2,3 RW
PID Set point value from Network. Can be assigned to PID Set Point Source
P7.2.2 2544 FB PID1 Set Point 2 2,3 RW
PID Set point value from Network. Can be assigned to PID Set Point Source
P7.2.3 2550 FB PID1 Feedback 1 2,3 RW
PID Feedback value from Network. Can be assigned to PID Feedback Source
P7.2.4 2551 FB PID1 Feedback 2 2,3 RW
PID Feedback value from Network. Can be assigned to PID Feedback Source
P7.2.5 2554 FB PID1 Feedforward 1 2,3 RW
PID Feedforward value from Network. Can be assigned to PID Feedforward Source
P7.2.6 2555 FB PID1 Feedforward 2 2,3 RW
PID Feedforward value from Network. Can be assigned to PID Feedforward Source
P7.3.1.1 1307 PID1 Keypad Set Point 1 2,3 RW
This parameter sets the Keypad PID Reference value set point 1.
P7.3.1.2 1309 PID1 Keypad Set Point 2 2,3 RW
This parameter sets the Keypad PID Reference value set point 2.
P7.3.1.3 2466 PID1 Wake Up Action 2,3 RW
Use this parameter to define the wakeup function action. This defines if a static absolute value is used above
or below the level setting or a relative value that chagnes based off the set point value.
0 - Wakeup when below wakeup level (Absolute Level)
1 - Wakeup when above wakeup level (Absolute Level)
2 - Wakeup when below wakeup level % from PID set point (Relative setpoint)
3 - Wakeup when above wakeup level % from PID set point (Relative setpoint)
P7.3.1.4 2660 PID1 Sleep Boost Level 2,3 RW
PID1 Sleep boost level, range shall be [-9999,9999], unit shall be PID unit. Default value shall be 0.
P7.3.1.5 2661 PID1 Sleep Boost Max Time 2,3 RW
PID1 Sleep boost maximum time, range shall be [1,300] seconds. Default value shall be 30s.
P7.3.2.1 1312 PID1 Set Point 1 Source 2,3 RW
Use this parameter to define the source of the PID set point value. This can either be an internal preset value,
keypad set point, analog signal or Fieldbus message.
P7.3.2.2 1313 PID1 Set Point 1 Min 2,3 RW
Use this parameter to set the minimum value for the set point 1 source.
P7.3.2.3 1314 PID1 Set Point 1 Max 2,3 RW
Use this parameter to set the maximum value for the set point 1 source.
P7.3.2.4 1315 PID1 Set Point 1 Sleep Enable 2,3 RW
Use this parameter to enable PID Set Point Sleep mode function. When enabled this function will disable the
output when the frequency drops below the sleep frequency for the sleep delay time. The output re engages
when feedback rises above the wakeup level. When the function is disabled the drive will run at the minimum
or maximum defined speed.