Technical Data - Worcester DT20RF Instruction Manual

8_716_115_495a 9/2/09

TECHNICAL DATA

Power supply
Radio frequency
Radio signal range
Temperature setting range
Control Accuracy:
Ambient Temperature:
Operating
Ambient Temperature:
Storage
Humidity operating range
Mounting:
RF:
DHW & CH ON/OFF periods --
DHW & CH programs
Class of protection /
Degree of protection
Battery back up time & date
Shortest switching period
EC Directives:
European Union Law Directive 2000/84/EC
Low Voltage Directive (2006/95/EC)
Electro-Magnetic Compatibility Directive (89/336/EEC)
EC Marking Directive (93/68/EEC)
OPERATING & INSTALLATION
2
INSTRUCTIONS
11:49 Page 4
DIGISTAT TRANSMITTER
ROOM THERMOSTAT
2xAA 1.5V alkaline batteries
433 MHz
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.
26 metres typically, through three internal plasterboard walls and a ceiling.
17 metres typically, through two internal plasterboard walls a ceiling and
one external cavity wall.
These distances are provided for guidance only, many factors can affect
the range of the transmitter, including metal pipework, appliances and
even furniture.
5°C to 30°C
+ 0.5°C @ 20°C
0°C to 50°C
–20°C to 55°C
--
Suitable for surface mounting
No wiring required
IP30
- -
- -
DT20RF PROGRAMMER
INSTRUCTION MANUAL
8 716 115 495a (02.2009)
DT20RF RECEIVER
24Vd.c. less than 65mA
433 MHz
5°C to 30°C
better than ±1 second per day @ 25°C
0 to 50°C
--
30 - 95 % non condensing up to 45°C
3 ON / 3 OFF
7 days
IP24
10 years minimum
1 minute
STANDARD PACKAGE:
Programmable / RF receiver
Remote RF transmitter
Screws (x2)
Wall Plugs (x2)
Instructions
Batteries (x2) AA Alkaline