Page 1
DIGISTAT PROGRAMMABLE 24 HOUR ROOM THERMOSTAT SYSTEM Radio frequency controlled programmable room thermostat. LARGE RECEIVER: 24CDi, 26CDi Xtra, 28CDi, 35CDi Mk I and 35CDi Mk II SMALL RECEIVER: 24i Junior, 28i Junior and Si Mk II HEATING ON SIGNAL OVERRIDE...
Page 3
PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE STARTING TECHNICAL 08705 266241 THESE INSTRUCTIONS ARE APPLICABLE TO THE WORCESTER BOSCH MODEL(S) STAT- SERVICE 08547 256206 ED ON THE FRONT COVER OF THIS MANUAL ONLY AND MUST NOT BE USED WITH ANY OTHER MAKE OR MODEL...
TECHNICAL DATA DESCRIPTION UNITS Receiver Digistat Transmitter Dimensions 137 x 96.5 x 31.3 Electrical supply Radio frequency Radio signal range The range may be affected by the composition / density and number of walls between the Digistat RF and receiver. 30 metres typically, through two internal plasterboard walls and a ceiling.
GENERAL INFORMATION PROGRAMMABLE THERMOSTATS What is a programmable room thermostat? A programmable room thermostat is both a pro- If your heating system is a boiler with radiators, grammer and a room thermostat. A programmer there will usually be only one programmable room allows you to set ‘On’...
GENERAL INFORMATION OPERATING CONTROLS Digistat Programmable Thermostat The Digistat Programmer has factory set programs for ON/OFF periods for central heating which are described on the following pages. These factory installed settings can be used without any further programming. Clock Setting The Digistat Programmable Thermostat is fitted with a real-time clock, which is pre-set at the factory.
DIGISTAT PROGRAMMABLE SETTINGS PRE-PROGRAMMED SETTINGS ADJUSTING TIMES & TEMPERATURES The Digistat Programmer Digistat Programmer - 24 hour operation This is a programmable thermostat 24-Hour 1. With the product product (the same program for every day of the operating as normal in Auto week) which allows you to set up to 6 time and mode press >...
Page 9
PROGRAMMABLE SETTINGS ADJUSTING TIMES & TEMPERATURES To change temperature for a short period To set holiday mode: (Override): 1. Press < twice, the display shows time 1. Press + or - flashing buttons to adjust set Time periods temperature. between 1 to 23(Hr) Set temperature hours and 1 to shown flashing...
DIGISTAT USER OPTIONS User Options Option 01 Change from 24hr to 12hr clock. Enter user options, select option 01 and use + and User Options (shown in table below) can be – keys to select desired option, 12 = 12hr and 24 = accessed from Auto or Man by pressing <...
Page 11
DIGISTAT USER OPTIONS Pre-set Program 3 (Home Worker) Date and time setting. The DT10RF Programmer/Optimising Programmer 24 hours comes with a pre-set clock, which also automatically adjusts for daylight saving time changes. It is activat- Event ed automatically on 1st installation. There should be no need to change these settings, however, should Time 6:00 8:30 12:00 14:00 17:30 22:30...
Page 12
DIGISTAT USER OPTIONS NOTE: Option 5 must be completed before NOTE: To exit User Options press < and > attempting option 6 simultaneously for 3 seconds. Option 06 How to change temperature offset. Special Note: The temperature displayed on the thermostat may not The following only applies when the Intelligent match that of other temperature measuring devices in delayed start feature is enabled.
RF link with a flashing appliance, turning it OFF if it is ON or ON is it is OFF. red light. Large Receiver for: 24CDi, 26CDi Xtra, 28CDi, 35CDi Mk I and 35CDi Mk II HEATING ON SIGNAL OVERRIDE...
RECEIVER INSTALLATION DANGER: 230 VOLTS DO NOT TOUCH THE Printed Circuit Board (PCB) ELECTRICAL COMPONENTS OR CIRCUITS CAUTION: ISOLATE THE MAINS ELECTRICITY SUPPLY BEFORE STARTING ANY WORK AND OBSERVE ALL RELEVANT SAFETY PRECAUTIONS OBSERVE ELECTRO-STATIC DISCHARGE PRECAUTIONS. DO NOT TOUCH THE PCB CIRCUIT NOTE: THIS ACCESSORY MUST BE FITTED BY A COMPETENT PERSON.
DIGISTAT INSTALLATION Location and mounting Mounting the digistat 1. Remove the front cover using a flat screwdriver and separate from back plate. Location The Digistat is a radio frequency device and for best performance should be mounted in an open space, no closer than 30cm to any metal objects, including wall boxes.
DIGISTAT DIGISTAT / RECEIVER INSTALLATION SETTING UP THE RF LINK Receiver set up: To set up the radio frequency (RF) link, the receiver must be put into the LEARN MODE. To set up the RF link, proceed as follows: Digistat Digistat 1.
DIGISTAT INSTALLER OPTIONS Installer Options Option 06 - Intelligent Delayed Start (Energy saving feature). If you wish to change any of the Installer Options as shown below, enter the Installer Option Menu from The Intelligent Delayed Start is an energy saving Auto mode by pressing <...
DIGISTAT INSTALLER OPTIONS Option 10 - System Protection How do I know when to change the batteries. In some heating systems there may be a requirement When the batteries start to run low a battery icon to protect the system by operating it once a day, for a will flash in the display, to indicate “low battery”...
DIGISTAT / DT10RF RECEIVER MAINTENANCE Digistat Programmer Maintenance: Part number 7 716 114 461 0 The Transmitter (Digistat Programmer or Optimising HEATING ON Programmer) requires no maintenance. The outer casing can be wiped clean using a dry SIGNAL cloth. DO NOT use polish or detergents. OVERRIDE LEARN MODE...
Page 20
WEBSITE: www.worcester-bosch.co.uk OPERATING AND INSTALLATION INSTRUCTIONS Worcester, Bosch Group Cotswold Way, Warndon, Worcester WR4 9SW. Tel. 01905 754624 Fax. 01905 754619 www.worcester-bosch.co.uk Worcester Bosch Group is a trading name of BBT Thermotechnology UK Ltd. 8 716 114 518a (09.07) 06515048001...
Need help?
Do you have a question about the 24CDi and is the answer not in the manual?
Questions and answers