Electrolysis Device SGM5EL Technical Data
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5 Technical data
5.1 Characteristics
Description ............................................ Electrolysis device (SGM5-EL)
Application ............................................ Modulation of oxygen concentrations in inert gases
Measuring range ................................... 20.64*10
4
... 0.5 ppm, (20.64... 0.5*10
-4
vol.-%)
Measuring possible up to 10
-20
ppm, see chapter 4.2
Accuracy at normal pressure ................ Relative error < 3% in the range of 20.64*10
4
... 10 ppm
Relative error < 5% in the range of 10 ... 0.5 ppm
Gas flow quantity .................................. 5 ... 10 l/h for the given accuracy
Max. permitted pressure
of the measuring gas ........................... 100 mbar overpressure vs. ambient pressure
Max. permitted temperature of
the measured gas ................................. 80°C at the gas inlet
Pressure loss in the SGM5-EL ............. Approx. 1 kPa (100 mm water column) at 10 l/h
5.2 Mechanical data / ambient conditions
Dimensions .......................................... Controlling device:
320
×
240
×
90
Combi cell:
262x119x119
Weight .................................................. Controlling device:
2.5 kg
Combi cell:
1.5 kg
Gas connection ..................................... 3 mm Swagelok®
Ambient temperature/humidity .............. 10…40 °C, 95 % rH at 20 °C
Storage temperature/humidity ............... -20…60 ° C, 95 % rH at 20 °C
5.3 Electrical data
Protection degree ................................. Controlling device:
IP 30
Combi cell:
IP20
Power supply
Voltage .......................................... 110 ··· 230 V/50 ··· 60 Hz
Power consumption ....................... 50 VA
Keypad and display
Keypad .......................................... Membrane keypad with 6 keys
Text display .................................. LCD dot-matrix