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VIESMANN Installation and service instructions for contractors Vitotrol 100 Type UTDB-RF2 Room temperature controller with digital time switch and wireless receiver ■ IU302-A20 for Vitodens 100-W ■ Room temperature controller with digital time switch and wireless receiver IU302-A30 for Vitodens 050-W...
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■ installer or a qualified person authorised by the For replacements, use only original spare parts installer. supplied or approved by Viessmann. Regulations to be observed Safety instructions for operating the system National installation regulations If you smell gas ■...
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Safety instructions Safety instructions (cont.) What to do if water escapes from the appliance Danger When water escapes from the appliance there is a risk of electrocution. Switch off the heating system at the external iso- lator (e.g. fuse box, domestic power distribu- tion).
Safety and liability Operational reliability Danger Only operate wireless components indoors. ■ Wireless signals can interfere with electronic ■ Avoid impairment through moisture or dust. devices, particularly cardiac pacemakers, hear- ■ Ensure the wireless components do not come into ing aids and defibrillators. contact with gases, vapours or solvents and prevent If any such equipment is fitted, users should long-lasting direct insolation.
Viessmann heat and power generators ted and will result in an exclusion of liability. Incorrect designed for this system. Also take account of the rele- usage also occurs if the components in the heating vant installation, service and operating instructions.
Information Product information The Vitotrol 100, type UTDB-RF2 is a battery powered room temperature controller with integral wireless transmitter and separate wireless receiver with switch- ing output. The digital time switch provides the option to use time programs for central heating.
Preparing for installation Installation location Vitotrol 100 Installation in the main living room on an internal wall Do not install further control devices in the main living ■ opposite radiators room. If radiators are equipped with thermostatic ■ Approx. 1.5 m above floor level valves, these must always be fully opened.
Installation sequence Installation of wireless receiver, Vitodens 050-W Installing the wireless receiver Fig. 1 Connecting the wireless receiver Please note Electrostatic discharge damages electronic assemblies. Prior to commencing any work, touch earthed objects such as heating or water pipes to dis- charge static loads.
Installation sequence Installation of wireless receiver, Vitodens 100-W Opening the control unit enclosure Please note Electronic assemblies can be damaged by elec- trostatic discharge. Prior to commencing any work, touch earthed objects such as heating or water pipes to dis- charge static loads.
2. Close the control unit enclosure and flip up the unit enclosure and insert the plug at "X7". control unit; when doing so, ensure that the cable does not become trapped. Installing the Vitotrol 100 Opening the Vitotrol 100 Fig. 6 Installing the wall mounting base Always check the reception quality before fitting the base to the wall (see page 13).
6. Confirm with OK. Fig. 9 Commissioning the wireless receiver Several Vitotrol 100 devices with wireless receivers can be installed in one building. Each Vitotrol 100 can only communicate with its allocated wireless receiver. Note Q ë r w If LED r flashes, the wireless receiver has not recog- nised the signal from the Vitotrol 100.
Vitotrol 100. Function Central heating DHW heating Note If the receiver does not pick up any signal from the Vitotrol 100 for more than 60 min, both switching out- puts are enabled for heat demand.
Fault rectification Changing the address code If the wireless connection between the Vitotrol 100 and the wireless receiver is faulty, change the address code. 1. Hold down service button on the wireless receiver (see fig. 10) for approx. 10 s, until LED flashes.
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IP rating IP 20 to EN 60529 Protection class II to EN 60730-1 Radio frequency 868 MHz Transmission from the Vitotrol 100: ■ With every heat demand and heat draw-off With every demand for DHW heating ■ Cyclically every 20 min ■...
Vitotrol 100, type UTDB-RF2 with radio receiver IU302-A20 Vitotrol 100, type UTDB-RF2 with wireless receiver IU302-A30 We, Viessmann Werke GmbH & Co. KG, D-35107 Allendorf, declare as sole responsible body that the listed products comply with the provisions of the following directives and regulations: 1999/5/EC R&TTE Directive...
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Keyword index Keyword index Address code............. 15 Reception quality............13 Assembly – Vitotrol 100.............. 12 Safety................5 Specification Checking the reception quality........11 – Radio receiver............16 Commissioning – Vitotrol 100.............. 16 – Vitotrol 100.............. 13 Switching outputs............14 – Wireless receiver.............13 Control unit enclosure –...
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