Rockwell Automation Publication 6000-TD004D-EN-P - November 2017 151
Parameter Descriptions Chapter 2
DC Bus Under Voltage Warning Hysteresis Band
Linear Number: P275
Default Value: 5%
Minimum Value: 0%
Maximum Value: 100%
Access Level: Setup, R&D
Read/Write: Read/Write
Modify Level: Online/Offline
This parameter sets the hysteresis band width for the DC bus under voltage
warning. This parameter and DC Bus Under Voltage Warning Threshold (P274)
define the range of the DC bus under voltage warning.
If the DC bus voltage is lower than DC Bus Under Voltage Warning Threshold
(P274) - DC Bus Under Voltage Warning Hysteresis Band (P275)/2, the DC bus
under voltage alarm appears.
If the DC bus voltage is lower than DC Bus Under Voltage Warning Threshold
(P274) + DC Bus Under Voltage Warning Hysteresis Band (P275)/2, the DC bus
under voltage alarm disappears.
Over Speed Upper Limit Reference
Linear Number: P411
Default Value: 100
Minimum Value: 0
Maximum Value: 100
Access Level: R&D
Read/Write: Read/Write
Modify Level: Online/Offline
This parameter sets the upper limit for the over speed reference
Over Speed Lower Limit Reference
Linear Number: P412
Default Value: 0
Minimum Value: 0
Maximum Value: 100
Access Level: R&D
Read/Write: Read/Write
Modify Level: Online/Offline
This parameter sets the lower limit for the over speed reference.