RTH230B Datasheet (Honeywell)

RTH230B, User Guide

Temperature display Time display Early Start 1 Heating cycles per hour 2 Cooling cycles per hour 2 DEFAULT °F 12 h Off 4 4 OPTIONS °C or °F 12 h or 24 h On or Off 2, 3, 4, 5 or 6 3 2, 3, 4, 5 or 6 4 www.DataSheet4U.com 3.3 Displaying the Temperature The actual temperature is normally displayed.

RTH230B Programmable Electronic Thermostat q r Wrap the wires around a pencil to prevent them from falling into the wall.

If the hole in the wall is too big, insulate it using a non-flammable material in order to avoid air draughts behind the thermostat.

Installation and User Guide 1.

Introduction The RTH230B programmable thermostat can be used to control: a gas, fuel oil or electric furnace - 2 or 3 wires a central air conditioner - 2 or 3 wires a hot water sys

RTH230B Features

* System operating mode selection: heat, cool or off

* Fan operating mode selection: automatic or on (continuous)

* Programmable heating and cooling cycle lengths: 10, 12, 15, 20 or 30 minutes

* Temperature display in °F or °C

* Battery replacement indicator