WattMaster VAV System - Manual (Page 22)

Technical Guide
Operator Interfaces 22
Programming The WMVAV Controller
Status
The WMVAV controller status screens are accessed by pressing the
“Status” button on either the System Manager or the Modular Service
Tool. Following are the available status screens and a description of
their functions.
Status Screen 1
WMVAV v1.00 ID 59
Occupied Mode
Venting Mode
Normal Operation
Line 2 Line displays one of the following:
Unoccupied Mode Remote Signal ON
Occupied Mode Override Mode
Holiday Mode Zone Demand!
Forced Schedule Mode OUTPUT FORCE MODE!
SUPPLY AIR CUTOFF! High CO2 Level Mode!
Line 3 If you selected Supply Air as the controlling sensor, this
line will display:
Supply Air Control
If you select Space Temp or Return Air Control the
display will show one of the following:
Venting Mode Cooling Mode
Heating Mode Dehumidify Mode
Line 4 Line displays one of the following:
Normal Operation
Fan Starting Delay
xx Left in WarmUp (Number of Minutes Left)
Status Screen 2
WMVAV v1.00 ID 59
Cooling Enabled
Heating Disabled
Economizer Enabled
Line 2 Line displays one of the following:
Cooling Enabled
Cooling Disabled
Line 3 Line displays one of the following:
Heating Enabled
Heating Disabled
Line 4 Line displays:
Economizer Enabled
Economizer Disabled
Status Screen 3
WMVAV v1.00 ID 59
Temperature: x
° F
Cooling Spt: xx.x ° F
Heating Spt: xx.x ° F
Line 2 Current Controlling Temperature
Can be Supply Air, Return Air or Space Temperature
Line 3 Currently active Cooling Setpoint
Based on the current Occupied / Unoccupied mode of
operation.
Line 4 Currently active Heating Setpoint
Based on the current Occupied / Unoccupied mode of
operation. If the Supply Air Sensor is the controlling
sensor, this will indicate the Night Setback temperature that
the Space Temperature uses to bring on heat during the
unoccupied mode.
Status Screen 4
WMVAV v1.00 ID 59
H/C Demand: xx.x
° F
Space Temp: xx.x ° F
CO2 Level.: xxxx PPM
Line 2 Current Heating or Cooling Demand
Based on the comparison between the Controlling
Temperature and the Heating and Cooling Setpoints. A
positive number indicates a cooling demand and a
negative number indicates a heating demand.
Line 3 Current Space Temperature reading.
This sensor is only used during unoccupied hours unless it
has been configured as the Controlling Sensor.
Line 4 Current CO
2
Level.
If you configured for a CO
2
Sensor, this line will display the
CO
2
Level. Otherwise, it will remain blank.
S S S S Status Screen 5
WMVAV v1.00 ID 59
Outdoor Air: xx.x
° F
Humidity...: xx.x %
Wetbulb....: xx.x
° F
Line 2 Current Outdoor Air Temperature.