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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
P8.4.2.3 1396 PID2 Feedback 1 Max 2,3 RW
Use this parameter to set the maximum unit value for the feedback signal.
P8.4.3.1 1397 PID2 Feedback 2 Source 2,3 RW
Use this parameter is used to select where feedback signal is being fed into the drive. This signal could be
defined as analog inputs or fieldbus data value.
P8.4.3.2 1398 PID2 Feedback 2 Min 2,3 RW
Use this parameter to set the level of which the unit value is used to look at to go into the sleep mode. When
the unit drops below or goes above this level for the sleep delay time it will put the drive into the sleep mode.
P8.4.3.3 1399 PID2 Feedback 2 Max 2,3 RW
Use this parameter to set the maximum unit value for the feedback signal.
P8.5.1.1 1400 PID2 Feedforward Func 2,3 RW
Use this parameter to select if the feedforward value is taken form a single signal or a combination
of two signals. The mathematical functions can be selected that is used when two feedback signals
are combined.
P8.5.1.2 1401 PID2 Feedforward Gain 2,3 RW
Use this parameter to set the gain associated with feedforward signal from the measuring signals defined in
the feedback function.
P8.5.2.1 1402 PID2 Feedforward 1 Source 2,3 RW
Use this parameter is used to select where feedforward signal is being fed into the drive. This signal could be
defined as analog inputs or fieldbus data value.
P8.5.2.2 1403 PID2 Feedforward 1 Min 2,3 RW
Use this parameter to set the minimum unit value for the feedforward signal.
P8.5.2.3 1404 PID2 Feedforward 1 Max 2,3 RW
Use this parameter to set the maximum unit value for the feedforward signal.
P8.5.3.1 1405 PID2 Feedforward 2 Source 2,3 RW
Use this paramter is used to select where feedforward signal is being fed into the drive. This signal could be
defined as analog inputs or fieldbus data value.
P8.5.3.2 1406 PID2 Feedforward 2 Min 2,3 RW
Use this parameter to set the minimum unit value for the feedforward signal.
P8.5.3.3 1407 PID2 Feedforward 2 Max 2,3 RW
Use this parameter to set the maximum unit value for the feedforward signal.
P9.1 535 Fire Mode Function 1,2,3 RW
Use this parameter to control whether the fire mode function is determined by a contact closure or contact
opening on the desired digital input selections.
0 = Closing contact initiates fire mode function
1 = Opening contact initiates fire mode function
Note: when Fire mode is enabled, this causes the drive to ignore any fault and run till its death. Warranty will
be non valid in the case this is enabled and the drive causes issues to the system.
P9.2 536 Fire Mode Ref Select Function 1,2,3 RW
Use this parameter allows for setting the reference location for when the firemode is enabled.
0 = Fire Mode Min Frequency (see Para ID 537)
1 = Fire Mode Ref - follows Para ID 565 and ID 564 with the use of an digital input to select the active speed.
2 = Fieldbus Ref - Reference from fieldbus process in
3 = AI1 - Analog input 1
4 = AI2 - Analog input 2
5 = AI1 + AI2 - Analog input 1 added to Analog input 2
6 = PID1 Control Output - follows the PID control algorithm settings
7 = PID2 Control Output - follows the PID control algorithm settings
P9.3 537 Fire Mode Min Frequency 1,2,3 RW
Use this parameter sets the minimum output frequency for fire mode, when reference selection is the min
frequency.
P9.4 565 Fire Mode Freq Ref 1 1,2,3 RW
Use this parameter to set the fire mode frequency reference 1 when the ref selection mode is used.
P9.5 564 Fire Mode Freq Ref 2 1,2,3 RW
Use this parameter to set the fire mode frequency reference 2 when the ref selection mode is used.