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MKF / MKFT (E5) 06/2020 page 145/176
Chamber size
56
115
240
720
Temperature data (without humidity)
Temperature range
°C
°F
-40 to +180
-40 to 356
-40 to +180
-40 to 356
-40 to +180
-40 to 356
-40 to +180
-40 to 356
Temperature fluctuation
+/- K
0.1 to 0.5
0.1 to 0.6
0.1 to 0.5
0.1 to 0.5
Temperature uniformity (variation)
+/- K
0.5 to 1.5
0.1 to 1.3
0.1 to 1.5
0.1 to 1.8
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
minutes
60
60
60
85
Cooling down time from 180 °C to -40 °C
minutes
90
100
120
120
Max. heat compensation at 25 °C / 77 °F
W
1200
2100
2800
5800
Climatic data (with humidity)
Temperature range
°C
°F
+10 to +95
50 to 203
+10 to +95
50 to 203
+10 to +95
50 to 203
+10 to +95
50 to 203
Temperature range with optional com-
pressed air dryer
°C
°F
0 to +95
32 to 203
0 to +95
32 to 203
0 to +95
32 to 203
0 to +95
32 to 203
Temperature fluctuation
+/- K
0.1 to 1.3
0.1 to 1.3
0.1 to 1.3
0.2 to 1.5
Temperature uniformity (variation)
+/- K
0.5 to 1.5
--
--
--
Humidity range
% r.h.
10 to 98
10 to 98
10 to 98
10 to 98
Humidity range with optional compressed
air dryer
% r.h. 5 to 98 5 to 98 5 to 98 5 to 98
Humidity fluctuation
+/- % r.h.
≤ 2.5
≤ 2.5
≤ 2.5
≤ 2.5
Dew point temperature range
°C
°F
+5 to +94
41 to 201
+5 to +94
41 to 201
+5 to +94
41 to 201
+5 to +94
41 to 201
Dew point temperature range with optional
compressed air dryer
°C
°F
-28 to +94
-18.4 to 201
-28 to +94
-18.4 to 201
-28 to +94
-18.4 to 201
-28 to +94
-18.4 to 201
Max. heat compensation at 25 °C / 77 °F
and 90 % r.h.
(without optional compressed air dryer)
W 400 400 400 1000
Electrical data
System of protection acc. to EN 60529
IP
20
20
20
20
Nominal voltage (+/-10%) at 50 Hz power
frequency
V 230 400 400 400
Current type
1N~
3N~
3N~
3N~
Nominal power
kW
2.80
4.80
6.80
11.00
Power plug
IEC con-
nector plug
(grounded)
CEE plug
5-poles
16 A
CEE plug
5-poles
16 A
CEE plug
5-poles
32 A
Over-voltage category acc. to IEC 61010-1
II
II
II
II
Pollution degree acc. to IEC 61010-1
2
2
2
2
Over-current release category B, internal
Amp
16
3 x 16
3 x 16
3 x 25
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 -- -- --
Current type
2~
--
--
--
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