MTS Multi-Pump Control Manager - Manual (Page 27)

Status Screen
Multi-Pump Control Manager Operation
27
Status Screen
The Status screen is displayed by pressing the Status button on the Main screen.
The following table describes the pushbuttons and indicators on the Status
screen.
Item Name Description
1 E- Stop Indicator. Used to indicate whether the HPU’s safety relay is
tripped.
E-Stop - gray - OK: Indicates the HPU’s safety relay has not
tripped.
E-Stop - red - Fault: Indicates the HPU’s safety relay has tripped.
The cause of a safety relay trip is either an external E-stop Button
or the HPU watchdog timer (if the watchdog timer is also red).
E-Stop Button - red - Fault: Indicates the HPU’s safety relay has
tripped. The cause of a safety relay trip is the E-Stop Button on the
HPU.
2 Watchdog Indicator. Used to indicate the status of the watchdog timer.
Watchdog - gray - OK: Indicates the PLC that controls the HPU is
operating normally.
Watchdog - red - fault: Indicates there is a problem with the
hardware watchdog timer and the PLC is not operating correctly.
A watchdog fault cause the HPU to shut down.