Installation guide

4.0 Differential temperature controller
4.1 Technical data
Housing
Material 100% recyclable ABS
Dimensions
L x W x D in mm 175 x 134 x 56
weight ca. 360 g
Ingress protection IP40 according to VDE 0470
Electrical values
Operating voltage 230/240V ~ 50 Hz
Interference grade N according to VDE 0875
Max. conductor
cross-section
240V-connections 2.5 mm
2
fine-strand/single-wire
Temperature sensor /
temperature range PTF6 - 25°C to 200°C
PT1000, 1,000 kΩ at 0°C
Test voltage 4 kV 1 min according to
VDE 0631
Switching voltage 230V / 240V
Capability per one
switch output 1A / ca. 230VA for cos j = 0,7-1,0
Total capability of
all outputs 2A / ca. 460VA maximum
Fuse protection fine-wire fuse 5 x 20mm, 2A/T
(2 amperes, slow)
Features
Self explanatory, menu driven operation
Adjustable control valves
System monitoring
Energy yield, (solar gain) measurement
Suitable for flat plate and evacuated tube type collectors
Reheat thermostat function
Can be used in a number of system configurations
Solarflo - Solar Thermal Domestic Hot Water System6
Fig. 4