Thyracont VD83, Operating Instructions Manual

Page: 41 / 44

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7 Technical Data
Measurement Principle heat conduction Pirani (gas type dependent)
Materials with vacuum
contact stainl. steel 1.4307, nickel, tungsten, glass
Measuring Range 100 - 5,0x10
-4
mbar (75 - 5,0x10
-4
Torr)
admissible overload 4 bar abs.
Resolution 100 - 10 mbar: 1 mbar
< 10 mbar: 2 digits mantissa, 1 decimal place
Accuracy 100 – 20 mbar: <30% f.r. (f. reading)
20 - 2,0x10
-3
mbar: 10% f.r. (f. reading)
< 2,0x10
-3
mbar: < factor 2 (f. reading)
Measuring Rate 1,0 s
Logging Rate 1 … 6000 s
Operating Temperature +5...+50
o
C
Storage Temperature -20...+60
o
C
Power Supply 9V battery or 12VDC external
Electrical Connection mini-jack 2,5mm for plug-in power supply
Power Consumption approx. 110mW (clocked)
Operation Time Li-battery: <100h, 6LR61 Alkaline:<40h
Serial Interface Mini-USB, Type B, 5pin, female, Virtual Com Port protocol
Vacuum Connection Small flange DN16 ISO KF
Display LCD 12mm
Protection Class IP 40
Weight 200g (incl. battery)