General safety instructions
CAUTION!
Danger of damaging the electronics.
Circuit boards might be damaged by handling malpractices and touching of its compo-
nents.
Prior to work at electronic components the technician must take appropriate protective
measures against electrostatic discharge. Wearing ESD shoes and a grounding brace-
let have shown to be useful.
Before opening the triangle instrument box the technician should at least electrostati-
cally discharge by touching grounded metallic objects.
CAUTION!
Danger of mechanical damages.
∅
Never let mechanical components hang at electric cables. Electric cables are not appropriate to hold
bigger components and will be damaged if you do so.
CAUTION!
Danger of water running out.
Disconnect the waste water hose from the unit only if the main switch is switched off.
∅
Never disconnect the waste water hose from the unit if only the humidity switch is switched off. Even if
the humidity switch is switched off, water may be pumped off the unit.
CAUTION!
Danger of malfunction and damaging the electronics.
Prior to work at the electrical equipment check identity of the components with the aid of the wiring dia-
gram. The order of the electrical equipment may differ from the description in this service manual.
Electrical connection
The climatic test chamber has a fixed power connection cable 1800 mm in length.
Power plug
Tension
+/-10 %
Current
type
Power
frequency
Unit fuse
KMF 115;
KMF 240,
KMF 720
Shock-proof plug
200 V to 240 V
1N~
50/60 Hz
16 Amp
KMF 115-UL
KMF 240-UL
KMF 720-UL
NEMA 6-20P
200 V to 240 V
2~
50/60 Hz
16 Amp
Service Manual KBF (E5.2) 04-2015
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