Vogt TUBE-ICE P-118F, Service Manual

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P118F Service Manual
OPTIONS AND ACCESSORIES
1/6/09
10-7
Read Mode
For reading individual phase to phase voltages, pressing the read key will enter read mode. Press the read key to step
through the voltages. Read voltages in the following order.
Voltage A to B. -- Voltage A to C. -- Voltage B to C.
Pressing the read key again will exit read mode.
Fault Mode
Recalls faults (from most recent to the oldest in order). Press the FAULT key to enter fault mode. FAULT #1 is the
most recent fault. Press the fault key again to step to the next fault. Pressing the fault key at the last fault will exit fault
mode. Press and hold fault key down for two seconds to clear fault from memory and reset the unit.
Contrast Adjustment
When the SETUP, READ and FAULT LED’s are all off the unit is in the monitor mode. While in the monitor mode the
UP and DOWN arrow keys will control the display contrast.
NOTE: LCD display contrast will vary with changes in ambient temperature, and under extreme temperature conditions
the LCD display may be dark or clear. If this occurs simply use the arrow keys as described above to adjust the display
to a visible condition. LCD contrast adjustments are stored in the permanent memory and will remain constant once set.
Locking Out Setup Menu
In some field installations it may be desirable to lock out unwanted changes from being made to the programmed
parameters. This can be achieved by using the lock feature. The setup menu can be viewed but not changed when the
lock is on.
TO LOCK out operator adjustments:
Hold the FAULT key down until “FAULTS CLEARED” appears on the Display. While holding the FAULT
key down, press the ARROW UP key once. This will turn the Setup Lock on.
TO UNLOCK the panel and allow operator adjustments:
Hold the FAULT key down until “FAULTS CLEARED” appears on the Display. While holding the FAULT
key down, press the ARROW DOWN key once. This will turn the Setup Lock off.
When the operator adjustments are locked out, the ability to load default parameters is also locked . To use the “press
and hold the setup key to load default values” function, you must first unlock the setup menu as explained above.