Specification
The figures stated in the specification are as measured 0-50 mm from the
base of the well of the insert, using an SPRT, at the time of calibration.
Measuring zone
Depth of well in insert
Temperature range
Temperature accuracy in measuring zone ±0.3°C
Temperature uniformity in measuring zone ±0.2°C at 300°C
Temperature stability after 10 min
Display resolution
Heat up rate
Cool down rate
Fan cooling
Comms Port 9way D type
Dimensions
Wells in the block:
Central Well for insert, see the list of inserts at the back of this book
Reference well*
Working conditions
The Tecal units are designed to work safely under the following conditions:
Ambient temperature range
Humidity
Note: The control specifications quoted are for an ambient temperature
range of 10°C to 30°C. The specification may deteriorate outside this range
but the unit will still work safely.
Radio frequency interference tested and passed to EN50081-1.
Immunity Tested and passed to EN50082-1
Packing
When you receive your unit, make sure you keep the original packing in
case you ever need to return it for service or repair. When returning a unit,
remember to remove the insert from the temperature controlled block.
The unit must be transported in the original packing to avoid damage. The
packing comprises; the unit in the soft carrying case packed with foam into
an outer cardboard box. Techne accepts no responsibility for damage
incurred unless the unit is correctly packed and transported in this way.
T E C A L 4 2 5 S
15 minutes
25 minutes
Height
Width
Depth
Depth
Diameter
Depth
Diameter
5°C to 40°C
Up to 95% relative humidity, non-condensing
O P E R A T O R ' S M A N U A L
0 to 50 mm
0" to 2"
from base of well
from base of well
114.3 mm
4.5"
20°C
36°F
above ambient
to 425°C
to 797°F
±0.54°F
0.36°F at 542°C
±0.05°C
±0.09°F
0.1°C
0.1°F
20°C to 400°C
68°F to 752°F
400°C to 100°C
752°F to 182°F
Automatic
Full bi-directional RS232
272mm
10.7"
185mm
7.28"
439mm
17.28"
130mm
5.1"
38.2mm
1.5"
101.6mm
4"
6.6mm
0.26"
above ambient
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