Danfoss RET B + RF User Manual

3
Installation Instructions
GB
Features RET B (RF) / RET B-LS (RF) / RET B-NSB (RF)
Contact rating 10 - 230 Vac, 3 (1) (excl. North America)
Contact rating (N.America) 10 - 24 Vac, 50/60Hz, 3(1)A
Temperature Accuracy ±1°C
Contact Type SPDT Type 1B
Transmitter frequency 433.92 MHz (RF models)
Transmitter range 30m max (RF models)
Power Supply 2 x AA/MN1500 alkaline batteries
Control Pollution Situation Degree 2
Rated Impulse Voltage 2.5 kV
Designed to meet BS EN 60730-2-9 (EN 300220 for RF)
Ball Pressure Test 75°C
Temperature Range 5-30°C
Dimensions (mm) 85 wide x 86 high x 42 deep
Important note RF products: Ensure that there are no large metal objects, such as
boiler cases or other large appliances, in line of sight between the transmitter and
receiver as these will prevent communication between thermostat and receiver.
GB - Installation Instructions

Danfoss RET B + RF Specifications

General

Brand	Danfoss
Model	RET B + RF
Category	Thermostat
Language	English