Short Operating Instructions Dräger FG4200
3
5695050
Edition 04 – January 2019
en
General technical specifications
Display:
Colour display with touch screen
Interfaces:
USB, IR
Power supply:
Li-ion battery, 3.6 V, 1500 mAh, charge level indicator
Primary charger 100 - 240 V AC; Secondary 5 V DC, 1 A
Battery life:
Typical 8 hours
Dimensions:
75 x 200 x 27 mm (W x H x D)
Weight:
approx. 258 g
Operating temperature:
+ 5 °C to + 40 °C
Storage temperature:
- 20 °C to + 50 °C
Relative humidity:
10 - 90 % RH, not condensing
Air pressure:
800 to 1100 hPa
Certification:
DIN EN 50379 Part 1 and Part 3
Technical specifications for flue gas measurement and pressure measurements
Display
Principle of
measurement
Measuring range Resolution
Accuracy
Combustion air
temperature
Thermocouple
- 10 … + 100 °C
0.1 °C
< ± 1 °C
Exhaust gas
temperature
Thermocouple
0 … + 600 °C
0.1 °C (< 100 °C)
1 °C (≥ 100 °C)
< ± 2 °C or
< ± 1.5 % of MV*
O
2
, oxygen
El.-chem. sensor
0 … 25 vol %
0.1 vol %
< ± 0.3 Vol %
CO, carbon
monoxide
El.-chem. sensor
0 … 8,000 ppm
1 ppm
0 … 4,000 ppm:
< ± 20 ppm or
< ± 5 % of MV*
Draft**
Piezo bridge
- 50 … + 200 Pa
1 Pa
< ± 2 Pa or
< ± 5 % of MV*
Pressure**
Piezo bridge
0 … 100 mbar
+ 100 … 160 mbar
0.01 mbar
0.1 mbar
0.5 mbar or
< ± 1 % of MV*
or < ± 5 % of MV*
*MV = Measurement value
** = Pmax. 750 mbar
Calculated values
CO, undiluted
calculated
0 … 9,999 ppm
1 ppm
CO
2
, carbon dioxide
calculated
0 … CO
2
max.
0.1 vol %
Exhaust gas losses
calculated
0 … + 100 %
- 20 … + 100 %***
0.1 %
Efficiency
calculated
0 … + 100 %
0 … + 120 %***
0.1 %
Excess air
calculated
1.00 … 9.99
0.01
*** = taking into account of the gain in calorific value