Io Comm; Low Oil Level; Low Discharge Pressure; Low Discharge Temperature - Emerson VILTER MicroVission Operation And Service Manual

Section 6 • Alarms and Trips
Warnings
Not Running (Idle)

IO Comm.:

Below message will be displayed on Main Screen when there is problem in Serial Modbus Communication between
IO Boards & MicroVission SBC Board.

Low Oil Level:

Below messages will be displayed on Main Screen if Low Oil Level Digital Input is found Active Low.
Low Oil Level Trip will be only active when "Oil Level Trip" checkbox is enabled in Configuration screen.
Low Oil Level Warning
Low Oil Level Digital
Input is Active Low

Low Discharge Pressure:

Below Messages will be displayed on Main Screen when there is a failure while reading Discharge Pressure value from
Measuring Instrument. There is no user configured setpoint.
Low Discharge Pressure
Warning
Discharge Pressure <=
-66.5 Psig

Low Discharge Temperature:

Below Messages will be displayed on Main Screen when there is a failure while reading Discharge Temperature value
from Measuring Instrument. There is no user configured setpoint.
Low Discharge
Temperature Warning
Discharge Temperature
<= -100 °F
MicroVission Controller • Operation and Service Manual • Emerson • 35391MV 1.3
Inhibits
Pre-Start
Low Oil Level Inhibit
Low Oil Level Digital Input is
Active Low
Low Discharge Pressure Inhibit
Discharge Pressure <= -66.5 Psig
Low Discharge Temperature
Inhibit
Discharge Temperature <= -100
°F
Alarms
Running
Low Oil Level Alarm
Low Oil Level Digital
Input is Active Low >=
Low Oil Level Alarm
Delay Time
Trips
Running
I/O Comm Trip
Problem found in
Communication be-
tween SBC & IO Boards
Low Oil Level Trip
Low Oil Level Digital
Input is Active Low >=
Low Oil Level Trip Delay
Time
Low Discharge Pressure
Trip
Discharge Pressure <=
-66.5 Psig
Low Discharge
Temperature Trip
Discharge Temperature
<= -100 °F
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