Order No.: 900220.020
V2.24
2/11
Страница 1: ...t is supplied with 230V AC and has four relay outputs as well as an exit for a DC voltage fan The relays can be used for different functions e g for a compressor a defroster an alarm relay etc see parameters U1 U4 The two resistance sensors seize the refrigerating chamber temperature and the evaporator temperature Sensor PTC Range 55 99_C Front size 106mm x 68mm Panel cut out 87 5mm x 56 5mm Tight...
Страница 2: ...Order No 900220 020 V2 24 2 11 ...
Страница 3: ...n addition the SET key is used for setting parameters Key 6 Standby With this key the controller is switched to standby mode Pressing the key a second time restarts the unit The key can be deactivated by setting the respective parameter see parameter b3 First control level Parameter setting for the main setpoint If none of the keys is pressed the display indicates the actual value of the temperatu...
Страница 4: ...s Access to the third control level is granted when selecting parameter PA on the second control level Parameter PA is to be set at 19 Then the key UP and DOWN have to be simultaneously pressed for approx 4 seconds which will give access to the third control level beginning with parameter P0 With the keys UP and DOWN you can scroll the list in both directions Pressing the SET key will give you the...
Страница 5: ... 150 C 10 C 5 0 C d3 Defrosting time limit 1 99 min 30 min 20 min d6 Indication of the refrigerating chamber temperature during defrosting 0 actual temperature 1 temperature determined just before the start of defrosting 1 d7 Drainage time 0 15 min 2 min 0 min A0 Hysteresis for alarm 1 15 K 2 K 5 K A1 Minimum limit value 99 0 0 1 K 0 inactive 10 K A2 Maximum limit value 0 1 99 0 K 0 inactive 10 K ...
Страница 6: ...y switched off in standby mode 4 relay directly regardless of standby mode 0 b12 Function switching input E2 see b11 0 b13 Function switching input E3 if available see b11 0 b14 Function switching input E4 if available see b11 0 U1 Exit connection K1 0 no connection 1 connection to compressor 2 connection to defrost 3 connection to ventilator 4 connection to alarm 5 connection to thermostat 2 6 co...
Страница 7: ...y how many measured values an average value is to be formed r0 Hysteresis for the compressor contact Parameter r0 sets the temperature margin between switching off and switching on of the compressor A small hysteresis permits a more exact regulation however also leads to more frequent switching of the compressor The hysteresis is set one sided above the setpoint r1 Setpoint limitation minimum r2 S...
Страница 8: ...ysteresis for alarm The hysteresis of the alarm contact is asymmetrically set downward at the maximum alarm value upward at the minimum alarm value A1 A2 Minimum maximum limit values The limit values serve for monitoring of the refrigerating chamber temperature They are relative i e going along with the setpoint S1 of the refrigerating chamber Alarm is released when exceeding maximum limit value o...
Страница 9: ...key is pressed again or until it is changed by an external switching entrance After net interruption the condition before power failure is re installed At setting 5 the actual value of sensor 2 can be indicated At setting P4 0 the key has no function b3 Function key 3 standby At setting b3 0 the function of the key can be deactivated b11 Function external entrance E1 b12 Function external entrance...
Страница 10: ...c3 1 the controller operates in timed defrosting modus defrosting time as set in d3 At setting c3 2 see parameter Y6 EP Data loss at parameter memory basic contact 1 and 2 are dead If error cannot be eliminated by switching on off the controller must be repaired Error message E0 E1 and EP changes in the display with the actual value of sensor F1 unless the latter is defective This happens independ...
Страница 11: ... A 250V normally open contact function see U3 K4 Relay 16 2 2 A 250V normally open contact fan voltage output for DC fan 0 24V max 800mA corresponds 20W Display One 3 digit LED Display height 13 mm for temperature indication Three LEDs diameter 3mm for status display of the outputs Power supply 230V 50 60Hz power consumption max 40 VA Connectors Cage clamp 5 x 3 pole for cable up to 2 5mm Cage cla...