User Manual for BPS-4H (High Temp.)
www.levitronix.com
PL-2009-03, Rev04, DCO# 21-101
State “Off”:
The pump system is switched off and the motor has no power. In this state, the Manual User Interface LUI-A
is enabled or the Levitronix
®
Service Software has full control.
State “ON” (speed control mode):
The pump system is switched ON and the impeller is rotating with the referenced speed. The motor has
electrical power when in this state. In this state, the User Interface Panel LUI-A is disabled.
State “ON” (process control mode):
The pump system is switched ON and the impeller speed is controlled in order to get the referenced
flow/pressure. The motor has electrical power when in this state. In this state, the User Interface Panel LUI-A
is disabled.
State “Error”:
If an error according to Table 12 occurs in the pump system, the system defaults to the Error state. The
designated digital output on the PLC Interface Module is activated. The pump system is switched OFF. By
activating the “R input the system gets back to the “ state.
Effect on designated digital
output of the PLC-A.1
Temperature >100°C (212°F)
Temperature >90°C (194°F) for more than 10
minutes.
Temperature >90°C (194°F)
No motor temperature signal
Motor power cable not connected to the controller
Motor sensor cable not connected to the controller
Error in current measurement
Power channel interrupted
Temperature >80°C (176°F)
Temperature >70°C (158°F) for more than 10
minutes.
Temperature >70°C (158°F)
Process warning
(high deviation between reference and actual value)
Trend warning (too high actual speed)
Table 12: Possible Errors and Warnings with indication on PLC-A.1 for firmware S4.48.
(For other configurations of see separate firmware documentation)