Cypress Envirosystems WPT-800-DB Series Manuel d'installation - Page 15
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Once the desired value is reached, press the OVR button to accept the change.
Leaving the display on the desired value for 5 seconds will also result in a duration
change.
During Occupancy Override, the setpoint will revert to the last "Occupied" value as
commanded by the server. During the override duration, the LCD displays the OVR
indicator.
3.3
Measuring the Branch Line Pressure
To measure the branch line pressure:
•
Press the ▼ button and OVR button together for two seconds.
NOTE: The display shows 'dt'.
•
Press OVR four times. The LCD displays the branch pressure in PSI along with
PRESSURE indicator. NOTE: The display shows "--" if the motor is in motion when
trying to access branch pressure. Press OVR to exit and try again.
•
Press OVR to exit.
3.4
Checking the Control Pressure
Follow these steps to verify the control pressure:
•
Press the ▼ button and OVR button together for two seconds.
NOTE: The display shows 'dt'.
•
Press OVR four times. The LCD displays the branch pressure in PSI along with
PRESSURE indicator. NOTE: The display shows "--" if the motor is in motion when
trying to access branch pressure. Press OVR to exit and try again.
•
Press the ▼ button. The LCD will flash the stored control pressure for 3 seconds and
return to the home screen. The battery segments on the LCD represent 0.25 PSI
resolution.
3.5
Locking and Unlocking WPT-DB Controls
The WPT-DB can be locked to prevent occupants from overriding setpoints. To lock or
unlock the WPT-DB, press the ▲ and ▼ buttons simultaneously. The display will show
"LC" if the unit is locked, "UL" if the unit is unlocked. Press the ▲ and ▼ buttons
simultaneously to reach the desired condition.
3.6
Checking Signal Strength
Each WPT-DB attempts to find a primary and secondary wireless path back to the HUB.
The paths and associated signal strengths (1-5) from the WPT-DB are displayed in the
"dt" menu.
NOTE: This menu is not available in Standalone mode.
•
Press the ▼ button and OVR button together for two seconds.
The display will show 'dt'
•
Press the OVR button 5 times to see the primary path. ° C icon is displayed,
indicating that the ID is being displayed (either a repeater ID or the HUB ID).
•
Press the OVR button again to see the wireless signal strength from the WPT-DB to
the primary path.
•
Press the OVR button again to see the secondary path. ° C icon is displayed,
indicating that the ID is being displayed (either a repeater ID or the HUB ID).
WPT-DB Installation Manual
Document No. 910-00014-01, Rev. 04
Page 15 of 20