Operating instructions Dcontrol Date 0730
TBL02_54-GB 0730 Part-No. 00153238-GB
Page 3 / 28
7.1.5 Operation with two variable output voltages (2 steps)..........................................................................................16
7.2 Settings for operation as a controller ................................................................................................................. 17
7.2.1 Adjusting the nominal value via potentiometer “Set” ...........................................................................................17
7.2.2 Adjusting the control range via potentiometer “Pband” ....................................................................................... 18
7.2.3 Min. speed „n-min“ (minimum output voltage or basic speed) ............................................................................18
7.2.4 Max. speed „n-max“ (derating) and Cos φ-adjustment ......................................................................................... 18
7.2.5 Setting with pressure / temperature refrigerant medium table for Type PKDT5 with MBG-30I .........................19
7.2.6 Setting with pressure / temperature refrigerant medium table for type PKDM5..80 with MBG-30I.................... 20
7.2.7 Minimum airflow rate (Minimum air shutdown active / not active).......................................................................21
7.2.8 Reversed control function (Act>Set = n+)...............................................................................................................21
8. Faults and rectification of these ....................................................................................... 22
8.1 Mains fault .......................................................................................................................................................... 22
8.2 Temperature fault ............................................................................................................................................... 22
8.3 Motor fault .......................................................................................................................................................... 22
8.4 Sensor-signal faults............................................................................................................................................ 23
8.5 If controller doesn´t work correctly ..................................................................................................................... 23
9. Enclosure............................................................................................................................ 24
9.1 Connection diagram PKDT5 .............................................................................................................................. 24
9.2 Connection diagram PKDM5..80........................................................................................................................ 25
9.3 Connection suggestion for several motors with motor protection unit type STDT............................................. 26
9.4 Dimension sheet................................................................................................................................................. 27
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