Honeywell EnviraZone W8835A1004/U Control Panel, 24 V, Taupe Cover/Olive-Gray Base

Honeywell EnviraZone Control Panel, 24 V, 11 VA VA Rating, 50/60 Hz, 3 Zones, Taupe Cover/Olive-Gray Base, -40 to 150 deg F Operating, -20 to 120 deg F Shipping, 12-3/4 in W x 10-3/4 in H x 1-7/8 in D

Advanced zoning control system using the EnviraCOM communications protocol. Zone of Greatest Demand algorithm reduces and regulates HVAC cycles, decreases damper cycles, and increases efficiency.

• Expandable to 9 zones with additional W8703 damper interface modules and thermostats
• Compatible with conventional gas, oil, electric or heat pump systems upto 3H/2C
• Unsurpassed ease-of-wiring with only three wires to connect between devices
• True communicating system using standard thermostat wire
• Networked zoning enables these features - time synchronization, selectable high and low equipment protection settings, adjustable purge timing and damper positions
• Telephone access when used with optional W8735D telephone access modules
• Uses zone of greatest demand intelligence to reduce system cycling
• 3H/2C stages
• LEDs and network zoning
• Auto changeover
• Heat pump compatible
• Discharge air temperature sensor compatible
• Resettable fuse
• Individual zone fan control
• 1.5 A run, 200000 cycles (30 VAC) 3.5 A inrush, 1.5 A run, 100000 cycles (30 VAC) 7.5 A inrush
• 90% RH at 95 deg F, non-condensing humidity ratings
• Mounting - mounts with four screws (provided) through holes in cabinet back (wall anchors provided)
• 18 ga wire for all equipment and system connections
• Wiring connections - EnviraCom - 4-terminal strips (each with 3-terminals labeled 1, 2, 3), dampers - 3-terminal strips labeled M6 (closed), M4 (open), M1 (common), Transformer 1 - R (hot), C (common), transformer 2 - T1 (hot), T2 (common), equipment - Rc, Rh, W1/E, W2, W3/Aux, Y1, Y2, G, O/B, humidifier - HUM, HUM, dehumidifier - DHUM, DHUM, ventilator - VENT, VENT
• Thermostats - VisionPRO IAQ TH9421 or FocusPRO THM5320C thermostats controls single or multi-stage conventional and heat pump equipment

Specifications