MKF / MKFT (E5) 06/2020 page 145/176
Temperature data (without humidity)
Temperature range
Temperature uniformity (variation)
Average heating up speed
acc. to IEC 60068-3-5
K/min. 5.0 5.5 5.0 4.8
Average cooling down speed
acc. to IEC 60068-3-5
K/min. 5.0 4.5 5.0 4.8
Heating up from -40 °C to 180 °C
Cooling down time from 180 °C to -40 °C
Max. heat compensation at 25 °C / 77 °F
Climatic data (with humidity)
Temperature range
Temperature range with optional com-
pressed air dryer
Temperature uniformity (variation)
Humidity range with optional compressed
air dryer
% r.h. 5 to 98 5 to 98 5 to 98 5 to 98
Dew point temperature range
Dew point temperature range with optional
compressed air dryer
Max. heat compensation at 25 °C / 77 °F
and 90 % r.h.
(without optional compressed air dryer)
W 400 400 400 1000
System of protection acc. to EN 60529
Nominal voltage (+/-10%) at 50 Hz power
frequency
V 230 400 400 400
Power plug
IEC con-
nector plug
(grounded)
5-poles
5-poles
5-poles
Over-voltage category acc. to IEC 61010-1
Pollution degree acc. to IEC 61010-1
Over-current release category B, internal
Different electrical data for chambers constructed for the USA and Canada
(model version MKF056-240V)
Nominal voltage (+/-10%) at 60 Hz power
frequency
V 240 -- -- --