Carrier 33ZCSECTRM, 33ZCFANTRM, 33ZCVAVTRM specifications COOLING, Heating

Page 44

Master Zone Element Number — This variable will display the element address of the zone which is the Linkage Master.

Master Zone

 

Element Number: Display Range

1 to 239

Default Value

0

Network Access

Read only

Operating Mode — This variable will display the current op- erating mode of the air source, if Linkage is available, or the mode determined by the Linkage Master using the primary air sensor, if available. If the primary air sensor has failed or was not installed, the Linkage master will assume the default mode of cooling.

Operating Mode: Display Range

COOLING, HEATING,

WARM-UP, FREECOOL, PRESSURE,

EVAC, OFF

 

Default Value

OFF

Network Access

Read only

Air Source Supply Temperature — This variable displays the supply temperature reading of the air source.

Air Source Supply

 

 

Temperature:

Units

F (C)

 

Display Range

-40 to 245

 

Default Value

0

 

Network Access

None

Start Bias Time — This variable displays the Start Bias Time, in minutes, calculated by the air source. The Start Bias Time is calculated to bring the temperature up or down to the set point under the optimum start routine. This value will be sent to all associated zones for optimum start of zone controllers. This function is supported by all Carrier equipment which perform linkage.

Start Bias Time: Display Units

minutes

Display range

0 to 185

Default Value

0

Network Access

None

Average Occupied Heat Set Point — This variable displays the weighted average of the occupied heat set point, calculated by the linkage coordinator, from the information received from polling its associated zones. The set points are weighted by the maximum airflow capacities of the zone controllers scanned by the linkage coordinator.

Average Occupied

 

Heat Set Point: Display Units

F (C)

Display Range

0.0 to 99.9

Default Value

0.0

Network Access

None

Average Occupied Cool Set Point — This variable displays the weighted average of the occupied cool set point, calculated by the linkage coordinator, from the information received from polling its associated zones. The set points are weighted by the maximum airflow capacities of the zone controllers scanned by the linkage coordinator.

Average Occupied

 

Cool Set Point: Display Units

F (C)

Display Range

0.0 to 99.9

Default Value

0.0

Network Access

None

Average Unoccupied Heat Set Point —This variable displays the weighted average of the unoccupied heat set point, calculat- ed by the linkage coordinator, from the information received from polling its associated zones. The set points are weighted by the maximum airflow capacities of the zone controllers scanned by the linkage coordinator.

Average Unoccupied

 

Heat Set Point: Display Units

F (C)

Display Range

0.0 to 99.9

Default Value

0.0

Network Access

None

801

 

Average Unoccupied Cool Set Point — This variable dis- plays the weighted average of the unoccupied cool set point, calculated by the linkage coordinator, from the information re- ceived from polling its associated zones. The set points are weighted by the maximum airflow capacities of the zone con- trollers scanned by the linkage coordinator.

Average Occupied

 

Cool Set Point: Display Units

F (C)

Display Range

0.0 to 99.9

Default Value

0.0

Network Access

None

Average Zone Temperature — This variable displays the weighted average of the space temperatures, collected by the linkage coordinator, from polling its associated zones. The temperatures are weighted by the maximum airflow capacities of the zone controllers scanned by the linkage coordinator.

Average Zone

 

 

Temperature:

Display Units

F (C)

 

Display Range

0.0 to 99.9

 

Default Value

0.0

 

Network Access

Read Only

Average Occupied Zone Temperature — This variable dis- plays the weighted average of the space temperatures of occu- pied zones, collected by the linkage coordinator, from polling its associated zones. The temperatures are weighted by the maximum airflow capacities of the zone controllers scanned by the linkage coordinator.

Average Occupied

 

Zone Temperature:Display Units

F (C)

Display Range

0.0 to 99.9

Default Value

0.0

Network Access

Read Only

→Composite CCN Value — This variable displays the high, low or average of the CCN variable collected from each zone as configured in the Linkage Coordinator Configuration Screen. The value is sent to the CCN address and variable specified within that configuration table.

Composite

 

 

CCN Value:

Display Range

0-65535

 

Default Value

0

 

Network Access

Read Only

Occupancy Status — This variable displays a “1” when at least one of the associated zone controllers (that are being scanned) is in the occupied mode.

Occupancy Status:Display Range

0 or 1 (1 = occupied)

Default Value

0

Network Access

Read only

Next Occupied Day — This variable displays the day when the next associated zone is scheduled to change from unoccu- pied to occupied mode. This point is read in conjunction with the next occupied time to allow the user to know the next time and day when a zone will become occupied.

Next Occupied

 

 

Day:

Display Range

MON, TUE, WED,

 

 

THU, FRI, SAT, SUN

 

Default Value

No display (Blank)

 

Network Access

None

Next Occupied Time — This variable displays the time of day when the next associated zone is scheduled to change from un- occupied to occupied mode. This point is read in conjunction with the next occupied day to allow the user to know the next time and day when a zone will become occupied.

Next Occupied

 

 

Time:

Display Range

00:00 to 24:00

 

Default Value

0:00

 

Network Access

None

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Contents Installation, Start-Up Configuration Instructions General Typical Carrier Linkage System → Zone Controller Physical Details 33ZCFANTRM Shown HF23BJ042→ VAV Fan Terminal Zone Controller → Single Duct Air Terminal Zone ControllerZone Controller Damper Configuration Low Low Yel Blu Ora Red Wht Com SPT HF23BJ042 PAT Yel → J Zone Controller Wiring Dual Duct Applications Zone Controller Wiring Dual Duct Applications → Install Sensors Airflow Pickup Installation Space Temperature Sensor Wiring Communication Bus Wiring to Zone Controller Primary Air Temperature Sensor Part Number 33ZCSENPAT → Supply Air Temperature Probe Part No Zcsensat Locations Indoor Air Quality CO2 Sensor→ Indoor Air Quality Sensor Wiring Ventilation Rated Based on CO2 Set PointRecommended Cables Color Code RecommendationsHumidity Sensor Wiring → Remote Occupancy Wiring → Typical Water Valve and Sensor Installation Communication Bus WiringInitial Operation and Test Perform the following Configuration → Points Display ScreenDefault Value Display range Network Access Read/Write → Alarm Limit Configuration ScreenPPM → Linkage Coordinator Configuration Screen = low, 3 = high Occupancy Schedule Information Screen Airflow Service Configuration Screen → Set Point ScreenRange Default Value Terminal Service Configuration Screen RndszClockwise Rotation Range Default Value Normal Options Service Configuration ScreenPpm parts per million Secondary Damper Service Configuration Screen SrndszCOOLING, Heating → Linkage Maintenance Screen Occupancy Maintenance Screen Commissioning Mode Display Range → Zone Air Balance/Commissioning Table → Zone Maintenance Table Read/Write Page Copyright 1999 Carrier Corporation

33ZCSECTRM, 33ZCVAVTRM, 33ZCFANTRM specifications

The Carrier 33ZCFANTRM, 33ZCSECTRM, and 33ZCVAVTRM are advanced air conditioning units designed for commercial and light industrial applications. These models represent Carrier's commitment to innovation and energy efficiency, offering unbeatable performance while ensuring minimal environmental impact.

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