Fujitsu WOxK112LCT Design & Technical Manual page 93

Basic unit EX/E
LINE FUNCTION
5981 Contact type input EX1, EX2, EX3
5983
5985
The type of contact can be selected:
NC
The input's function is active when voltage is not
present.
NO
The input's function is active when voltage is
present.
Sensor Corrections
LINE FUNCTION
6098 Not used
6100 Readjustment outside sensor
- The outdoor temperature measuring value can
be corrected within a range of +/- 3 K.
Installation Frost Protection
LINE FUNCTION
6120 Frost protection for the plant
According to the outdoor temperature, the heating
circuit pump and the condenser pump are switched
on although there is no demand for heat.
Miscellaneous
LINE FUNCTION
6205 Reset to default parameters
6220 Software version
Outdoor Pump
temperature
...-4°C Continuously ON
-5...1.5°C
Set to ON for 10 min, approx. every
6 hours.
1.5°C... Continuously OFF
ON
Periodically ON
-6 -5 -4 -3 -2 -1
- (CS01 - 48) - - (CS01 - 48) -
The descriptions relating to the functions of the EX
contact apply when an NO contact is selected.
Diagram
ON
Periodically ON
OFF
OFF
0 1 2 3 4
TA °C
Control system