Honeywell CM721 User Manual

2
Features
• Ergonomicuserinterfacefeaturingan‘OK-button’.
• LargeLCD(LiquidCrystalDisplay)Screen .
• 4independenttemperaturelevels(from5°Cto35°C).
• AutomaticSummer/WinterTimeChange.
• OptimumStarttoachievetherighttemperatureatthe
righttime.
• Built-inMemoryholdstheuserprogramindenitely.
Description
The Honeywell CM721 is a
programmable room thermostat
designed to control your heating
system efciently, providing
comfortable temperatures when
you are at home and energy
savings when you are away. The
following instructions explain how
toprogramandusethethermostat
toprovidethemosthomecomfort
attheleastcost.
Controls Layout
LCDScreen
BatteryLowIndicator
TimeDisplay
BurnerOnIndicator
TemperatureDisplay
1
2
3
6 11
12
13
7
8
9
10
4
5
BatteryCover
ProgramButtons
TimeChangeButtons
SetDateButton
TemperatureChangeButtons
TemperatureEnquiryButton
OperatingModeButtons
GreenOKButton
BatteryCompartment
1. . 4
AUTO
AU TO
MAN
OFF
13
1 2 43 5
7
8
9
6
11
12
10
PROGRAM
CM721
D A T E
14
14
CM721 - USER GUIDE

Honeywell CM721 Specifications

General

Type	Programmable Thermostat
Display	LCD
Setpoint Range	5°C to 32°C
Switching Voltage	24V AC
Temperature Range	0°C to 50°C
Hold Feature	Yes
Power Source	24V AC (Battery Backup)
Dimensions	88 mm x 132 mm x 26 mm