Sangamo Choice Rstat 3 - User Manual

INSTALLATION / USER INSTRUCTIONS
DIGITAL ROOM THERMOSTAT
(2 WIRE, BATTERY POWERED)
The Choice Rstat 3 room thermostat has been designed to bring you
comfort and energy economy.
In addition to OFF/ON control the unit provides the option to regulate
your heating system at 2 temperature levels:
•Comfort
•Economy
Features
•LCDdisplayshowsroomtemperature
•OFF/ONmodeselectable
•Comfort/Economymodeselectable
•Frostprotecton
•Batterylowindication
•Largeeasytoadjustdial
CHOICE RSTAT 3
Technical Data
Powersupply:  2Alkalinebatteries1.5V(typeAA)
 Contactrating:   3A,250Vac.
 (Voltfreechangeovercontact)
 Powerreserve:  1year
 Temperatureadjustmentrange: 5-30
o
C
 Temperaturefrostprotection: 5
o
C(Nonadjustable)
 Temperaturedisplayrange,scale:3to51
o
C,1
o
C
 Operatingtemperature: 0to50
o
C
 Storagetemperature:  10-60
o
C
 Switchingdifferential:  +/-1
o
C
 Protectionrating:  IP21
 Wiresize:   0.5-1.5mm
2
 Dimensions:   86mmx86mmx32mm
 Complieswith:   EN60730-1,EN60730-2-9,EMCdirective2004/108/EC,
LVDdirective2006/95/EC
SERVICE AND WARRANTY
Your product is not user serviceable. PLEASE DO NOT TRY TO DISMANTLE THE UNIT. This product is guaranteed by your supplier for 5 years from the Date of Manufacture. If it should
become defective, please contact your installer or supplier for a replacement unit or visit www.sangamo.co.uk/returns.
CUSTOMER CARE POLICY
As part of Sangamo’s continuous improvement program, the Company operates a Customer Care Policy.
This means that we welcome your comments and complaints, as it can help us to improve our services to you,
our customer.
Due to our policy of continuous product improvement and development, the specications in this guide may be subject to change without prior notice.
Sangamo Limited, Industrial Estate, Port Glasgow, Renfrewshire PA14 5XG
Tel: 01475 745131 Fax: 01475 744567
Email: enquiries@sangamo.co.uk Web: www.sangamo.co.uk
143729_D
Technical Helpline: 01475 745131
SERVICE AND WARRANTY
Your product is not user serviceable. PLEASE DO NOT TRY TO DISMANTLE THE UNIT.
This product is guaranteed by your supplier for 5 years from the date of manufacture. If it should become
defective please contact your installer or supplier for a replacement unit or visit www.sangamo.co.uk/returns
This product must meet Waste Electronic and Electrical Equipment Regulations (WEEE) for suitable environmental
recycling, recovery and/or disposal. End of life products should be handled in line with local regulations.
Alternatively return end of life product to Sangamo for correct disposal.
CUSTOMER CARE POLICY
As part of Sangamo’s continuous improvement program, the company operates a Customer Care policy. This
means we welcome your comments and complaints, as it can help us to improve our services to you, our
customer.
Due to our policy of continuous product improvement and development, the specications in this guide may be
subject to change without prior notice.
Sangamo Limited
Industrial Estate, Port Glasgow,
Renfrewshire, PA14 5XG
Tel 01475 745131
Email: enquiries@sangamo.co.uk
Web: www.sangamo.co.uk
WEE/JH0069TY
143729 Issue E
If you have a problem or
require any further information
please contact us:
01475 745131

Summary

Product Features

Display and Controls

Features an LCD display showing room temperature and a large, easy-to-adjust dial.

Operational Modes

Supports OFF/ON control, Comfort/Economy temperature levels, and frost protection.

Indicators

Includes a battery low indication feature on the display.

Technical Data

Power and Electrical Specs

Details power supply (2x AA batteries), contact rating (3A, 250Vac), and power reserve (1 year).

Temperature Performance

Covers temperature adjustment range, frost protection, display scale, and switching differential.

Physical and Compliance

Includes dimensions, protection rating (IP21), wire size, and relevant compliance standards.

Service and Support

Warranty Information

Product is guaranteed for 5 years; contact installer or supplier for issues.

Customer Care

Policy welcomes comments and complaints to improve services.

Installation Guide

Mounting the Base

Instructions for loosening the thermostat, securing the base to the wall, and feeding wiring.

Battery and Configuration Check

Guidance on fitting batteries, checking the LCD, and verifying configuration settings.

User Instructions

Display and Temperature Setting

Explains how the LCD displays temperature and how to set the desired temperature.

Thermostat Status and Errors

Describes the flame symbol for heating status and lists error codes (E1, E2).

Configuration Options

Details how to select °C/°F readout and configure switch functions (Comfort/Economy, ON/OFF).

Temperature Notes

Provides information on heating behavior at high (above 30°C) and low (below 5°C) temperatures.

Sangamo Choice Rstat 3 Specifications

General

Display Type	LCD
Programmable	Yes
Hold Feature	Yes
Filter Change Alert	No
Mounting	Wall
Temperature Range (°C)	5°C to 30°C
Switching Current	3A
Power Source	Hardwired
Temperature Range (°F)	41°F to 86°F
Compatibility	Heating and Cooling Systems