Scuscr.exe screens, Vav box iii globals screen vav box globals screen – WattMaster WM-WCC3-TGD-01B User Manual

Page 335

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4. SCUSCR.EXE SCREENS

WCC III Technical Guide

4-25

VAV BOX CONTROLLER

Satellite: _ 4

Unit:

1

Location:

Version: 3.04

[ GLOBAL BINARIES ]

Unit operates in Occupied Mode when............:

W1 is active.

Force Damper Fully Open when GB(x).............:

GB1 is active.

Force Damper Fully Closed when GB(x)...........:

GB10 is active.

Force Damper to Maximum when GB(x).............:

GB11 is active.

Force Damper to Minimum when GB(x).............:

GB12 is active.

Force Damper to Fixed Damper/Airflow when GB(x):

//// is active.

Force Damper to Re-Calibrate when GB(x)........:

GB13 is active.

[ GLOBAL ANALOGS ]

Duct Temperature is read on GA (x).............:

////

EMS Setpoint Spread Precentage is read on GA(x):

////

Main Fan Status to read on GA(x)...............:

GA12

[ CALIBRATION ]

Space Temp Sensor Calibration Offset...........:

0.0°F

Discharge Sensor Calibration Offset............:

0.0°F

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Figure 4-4: VAV BOX Globals Screen

VAV BOX III Globals Screen

VAV BOX Globals Screen

The VAV BOX Globals Screen is used to set up the occupied/
unoccupied conditions for the control of the zone and forced
overrides of the damper for special “set” conditions. The calibration
offsets for the zone’s space and discharge temperature sensors can
also be set on this screen.

Unit operates in Occupied Mode when…………....:

This ON/OFF value is used to set week schedule/optimal start for
the occupied or unoccupied status of the VAV BOX III zone. Valid
Inputs for this fi eld are: 0, 1, GB1 to GB512, W1 to W128, S1 to
S128.

Force Damper Fully Open when GB(x) …………..:

The VAVBOX TUC-2R controller damper can be globally forced
to one of several positions with the use of Global Binaries. There
may be times at which the end user will want to have maximum
airfl ow in the conditioned zoned space. Such forced overrides
could include Global binary determinations for morning warmup,
troubleshooting, air balancing, CO2 reduction, pre-cooling or pre-
heating for a meeting room, smoke detection (Remember that the
WCC III is not rated for fi re life safety) etc. On a Global force
mode it will be possible to force multiple VAVZONE boxes open or
closed with a single global command. (Ignores Airfl ow Reading.)

Force Damper Fully Closed when GB(x) ………....:

The VAVBOX TUC-2R controller damper can be globally forced
to one of several positions with the use of Global Binaries. There
may be times at which the end user will want to have minimum
airfl ow in the conditioned zoned space. Such forced overrides
could include Global binary determinations for troubleshooting,
air balancing, night set back, smoke detection (Remember that the
WCC III is not rated for fi re life safety) etc. On a Global force
mode it will be possible to force multiple VAVZONE boxes open or
closed with a single global command. (Ignores Airfl ow Reading.)

Force Damper to Maximum when GB(x) ………....:

The VAVBOX TUC-2R controller damper can be globally forced
to one of several positions with the use of Global Binaries. There
may be times at which the end user will want to have maximum
airfl ow in the conditioned zoned space. Such forced overrides
could include Global binary determinations for morning warmup,
troubleshooting, air balancing, CO2 reduction, pre-cooling or
preheating for a meeting room, smoke detection (Remember that
the WCC III is not rated for fi re life safety) etc. On a Global force
mode it will be possible to force multiple VAVZONE boxes open or
closed with a single global command. (Ignores Airfl ow Reading.)

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