C-Bus Honeywell proprietary Control Bus for communications between Excel 10 W Controllers: WA Constant Volume AHU Controller. Product – Brand: Honeywell; Product Number: WA; SINGLE ZONE AHU WITH STAGED HEAT/COOL OR HEAT PUMP. Category: HVAC. Product Identifiers. GTIN. BRAND. Honeywell. MPN. WA UPC. eBay Product ID (ePID).
This value is used to control the adaptive recovery ramp rate during the COOL recovery period.
W7750A2005 Excel10 CVAHU
All Ws are assumed to have a supply fan digital output. Product has not been associated with this account, therefore your catalog will be empty. Prepare Wiring Diagrams section. The states have the following meaning: If Model is 1 input held highthe hardware is the WB Model. The Introduction and Application Steps 1 through 5 provide the information needed to make accurate material ordering decisions.
No more alarms are reported until DestManMode turns on alarm reporting or on application restart. All controllers are able to talk to each other through the router. Each Neuron has a unique bit network identification number.
Recovery ramps begin before the next scheduled occupancy time and are ramped from the setpoint for the existing scheduled occupancy state to the setpoint for the next occupancy state.
Wa Honeywell Excel 10 Constant Volume Air Handling Unit | eBay
Engineering Units For Analog Points. When the I x R loss of four volts is subtracted, only See Appendix E for information on how to derive the proper voltage value to enter as an offset during calibration. At each power-up, the controller remains in the Start-Up and Wait mode a random time from 0 to 20 minutes that honeywdll based on the units network number. Recovery time is computed from the configured heat recovery ramp rate. This information is required by the Excel 10 to perform the optimum start strategy.
If these points are changed more than 10, times, irreversible hardware failure results Hardware Config. The step change in line impedance characteristics causes unpredictable reflections on the bus.
Honeywell WA User’s Manual |
X X OdHum allows one outdoor humidity sensor at a node to be shared by many other nodes. These outputs only respond honeyweol signals sent over the network, and are not controlled by the W internal control algorithms. EconEnable and is sent on the network.
Check the occupancy and HVAC modes. This can occur if the outdoor air temperature is cold enough to cause the discharge air temperature to drop below the DaTempLoLim setpoint when the dampers open to the EconIAQPos position, and the IaqUseHeat flag is set.
If an Excel 10 WA,B,C Controller or Zone Manager is not connected to a good earth ground, the controller internal hobeywell protection circuitry is compromised and the function honeywe,l protecting the controller from noise and power line spikes cannot be fulfilled.
Heating and cooling control is provided for either staged or modulating equipment. VA Excel 10 W Controller 6. Table 37 lists the points for Sensor Voltage versus CO2 concentration.
Energy has priority over ventilation. If adjustment of PID parameters is required, use the following. TempControlPt for more information. Uses an adaptive algorithm patent pending that continuously adjusts the discharge air setpoint as needed WB only. State, refer to IaqOvr.
Note that the W is not designed to control Variable Air Volume VAV air handlers or Multi-Zone air handlers, where one air handler simultaneously controls the space temperature in many zones. Turn on more accessible mode. After each change, the system should be allowed to stabilize so the effects of the change w77550a2005 be accurately observed.
The range of ResistiveOffsetCal is between and 15 degrees F.
TC 65 Appendix A. Order Equipment for details on the various models of Wall Modules. Setpoints for the PID gains and for honwywell control band allow for unit-by-unit adjustment of the control loops, if required; however, any change from the default values should be minimal.