Tabla De Contenido; Calculated - Dräger FG4500 Guía Rápida De Instrucciones

Short operating Instructions Dräger FG4500
General technical specifications
Display:
Interfaces:
Power supply:
Battery life:
Dimensions:
Weight:
Operating temperature: + 5 °C to + 40 °C
Storage temperature:
Relative humidity:
Air pressure:
Certification:
Technical specifications for flue gas measurement and pressure measurements
Display
Combustion air
temperature
Exhaust gas
temperature
O , oxygen
2
CO, carbon
monoxide
Draft**
Pressure**
*MV = Measurement value
** = Pmax. 750 mbar
Calculated values
CO, undiluted
CO , carbon dioxide
2
Exhaust gas losses
Efficiency
Excess air
CO/CO ratio
2
*** = taking into account of the gain in calorific value
Colour display with touch screen
USB, BTLE
Li-ion battery, 3.6 V, 2700 mAh, charge level indicator
Primary charger 100 - 240 V AC; Secondary 5 V DC, 1,5 A
Typical 8 hours
90 x 230 x 35 mm (W x H x D)
approx. 425 g
- 20 °C to + 50 °C
10 - 90 % RH, not condensing
800 to 1100 hPa
DIN EN 50379 Part 1 and Part 3
Principle of
measurement
Thermocouple
Thermocouple
El.-chem. sensor
El.-chem. sensor
Piezo bridge
Piezo bridge

calculated

calculated
calculated
calculated
calculated
calculated
Measuring range Resolution
- 10 ... + 100 °C 0.1 °C
0.1 °C (< 100 °C)
0 ... + 600 °C
1 °C (≥ 100 °C)
0 ... 25 vol % 0.1 vol %
0 ... 8,000 ppm 1 ppm
- 50 ... + 200 Pa 1 Pa
0 ... 100 mbar 0.01 mbar
+ 100 ... 160 mbar 0.1 mbar
0 ... 9,999 ppm 1 ppm
0 ... CO max. 0.1 vol %
2
0 ... + 100 %
0.1 %
- 20 ... + 100 %***
0 ... + 100 %
0.1 %
0 ... + 120 %***
1.00 ... 9.99 0.01
0 ... 0.01 0.0001
Accuracy
< ± 1 °C
< ± 2 °C or
< ± 1.5 % of MV*
< ± 0.3 vol %
0 ... 4,000 ppm:
< ± 20 ppm or
< ± 5 % of MV*
< ± 2 Pa or
< ± 5 % of MV*
0.5 mbar or
< ± 1 % of MV*
or < ± 5 % of MV*