SystemAir VH07, Installation And Maintenance Manual

Page: 19 / 44

English
17 VH
1. Setting the temperature range
e.g. max. 25°C, min. 12°C.
2. Remove the control knob.
3. Use a pointed object to align the mark on the red ring (max. value) with the desired maximum
temperature (25°C), turning the red index opposite the outside numbers counterclockwise.
4. Use a pointed object to align the mark on the blue ring (min. value) with the desired minimum
temperature (12°C), turning the blue index opposite the inside numbers clockwise.
5. Install the control knob.
The temperature ranges can be graduated in:
²
degrees Celsius °C
from 5°C to 30°C
²
number 1 to 6
1=5°C
2=10°C
3=15°C
4=20°C
5=25°c
6=30°C
Operating voltage
230V 50Hz
Contact configuration
SPDT
Temperature range
5 to 30°C
Switching current at 230V AC
6A (cos
ϕ
=1) / 3A (cos
ϕ
=0.6)
Switching differential
approx. 0,5 K
Sensor system
< bimetal
Switches
ON / OFF
mode of operation
fan speed
11.2.4. ELECTRICAL CONNECTIONS
Connection of the thermostat TRM-FA .
Connections should be made according to the diagram (SEE APPENDIX).
Max. cross-sectional area of wires : 2,5 mm
2
11.2.5. WALL MOUNTING
²
Remove the thermostat control knob, the screw and the cover.
²
On a flat surface, mount the control panel using plugs and screws.
²
Install the cover, the screw and the thermostat control knob.
11.2.6. TECHNICAL CHARACTERISTICS
11.2.7. FINAL OPERATIONS
11.2.7.1. ADJUSTMENT OF THE TEMPERATURE RANGE
The room thermostat is set in the factory for a minimum temperature of +5°C and a max. temperature of
+30°C.
Two rings are provided inside the knob for reducing the temperature range.
²
Example: 12°C to 25°C.
11.2.7.2. ADJUSTMENT PROCEDURE