Honeywell International Inc. W8735ER01 User Manual

66-1202-01

The W8735ER Wireless Outdoor Reset Module, when 

connected to the C7089R1013 Wireless Outdoor Sensor, 

works with any AquaReset enabled Aquastat® such as the 

L7224/48 Aquastat, S9360/61/80 Integrated Boiler Control, 

and R7910 SOLA Control via the EnviraCOM™ 3-wire bus. 

The Wireless Outdoor Reset Module enables efficiency 

control functionality, such as Outdoor Temperature Reset, 

Boost function, and Warm Weather Shutdown function to 

generate average operational savings of up to 15%.

Electrical Ratings: Voltage: 24 Vac, 60 Hz. 

Temperature: -30 °F to +150 °F (-34 °C to +66 °C).

Humidity: 0 to 95% relative humidity, non-condensing.

C7089R1013 Wireless Outdoor Temperature Sensor 

1. Read these instructions carefully. Failure to follow them 

could damage the product or cause a hazardous condi-

tion.

2. Check the ratings given in the instructions and on the 

product to make sure the product is suitable for your 

application.

3. The installer must be a trained, experienced service 

technician.

4. After installation is complete, check out product opera-

tion as provided in these instructions.

Disconnect power supply before connecting wiring.

5. The Outdoor Reset Module can be wall mounted in any 

orientation desired or dictated by the surroundings.

6. The holes are sized for the #6 sheet metal screws 

(included).

7. Precise leveling of the product is not required.