5
Description of controller
B.1. - Specifi cations
Electrical specifi cations:
Mains voltage
/- 10%
Mains frequency
50...60Hz
Power consumption
2VA
Switched power
Electronic relay R1
min.20W...max.120W for AC3
Mechanical relay R2
460VA for AC1 / 185W for AC3
Internal fuse
2A slow blow 250V
Protection category
IP40
Protection class
II
Sensor inputs
3 x 1x Vortex Flow Sensor (VFS)
Permissible ambient conditions:
Ambient temperature
for controller operation
0°C...40°C
for transport/storage
0°C...60°C
Air humidity
for controller operation
max. 85% rel. humidity at 25°C
for transport/storage
no moisture condensation permitted
Other specifi cations and dimensions
Housing design
2-part, ABS plastic
Installation methods
Wall installation, optionally panel installation
Overall dimensions
163mm x 110mm x 52mm
Aperture installation dimensions 157mm x 106mm x 31mm
Display
Fully graphical display 128 x 64 dots
Light diode
Multicolour
Operation
4 entry keys
Temperature sensors:
(may not be included in the scope of supply)
immersion sensor
Pt1000, e.g. TT/P4 up to 95°C
pipe-mounted sensor
Pt1000, e.g. TR/P4 up to 95°C
Vortex Flow Sensor
fl
ow and temperature measuring
Sensor leads
2x0.75mm² extendable to max. 30m
B.2. - Temperature resistance table for Pt1000 sensors
°C
0
10
20
30
40
50
60
70
80
90
100
Ω
1000 1039 1077 1116 1155 1194 1232 1270 1308 1347 1385
Summary of Contents for FWC3
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