SWG 100 BIO-Ex Stationary Biogas-measuring system for continuous measurements in Ex-zone 2

For use in hazardous area zone 2, with compliance to EN 60079-0, EN 60079-15 and cabinet

marking II 3G Ex ec nC IIC T6 Gc (without internal heater)

The biogas analysis system SWG100 Biogas-Ex is the rugged, ready to use industrial gas analyser for:

Basic-Equipment

IP 65 stainless steel cabinet, special contruction for use in hazardous area zone 2
Electric sample gas cooler and condensate draining pump
Regulated sample gas pump with sample gas flow monitoring and adjustment
Internal sample flow sensor with filtration od acid sample gas in front of sensor
Solenoid valve for auto-zero (with clean ambient air) and for automatic calibration
Sample gas supply cut-off in case of system alarm
All stainless steel gas connectors 1/8"ID threads
Flow restrictor orifice gas inlet for high pressure site
Multiple sampling point monitoring (up to 4 sites Monitoring) with one analyser
All password protected, intuitive software guided menu with diagnosis software and logbook

Technical Data

Measuring range

O2	0 ... 25 % (longlife) electrochemical
CH4	0 ... 100% NDIR
CO2	0 ... 100% NDIR
H2S	0 ... 2.000 ppm / overload up to 5.000 ppm / electrochemical
H2S low	0 ... 50 ppm / overload up to 250 ppm / electrochemical
H2S high	0 ... 10.000 ppm / overload up to 50.000 ppm / electrochemical
H2	0 ... 1.000 ppm / overload up to 2.000 ppm / electrochemical
CO	0 ... 10.000 ppm / overload up to 20.000 ppm / electrochemical

Dimensions and other data

Operating temperature	+5 ... 45°C or -20°C ... +45°C with cabinet heater
Power supply	230 Vac / 47 ... 63 Hz / 90 W (115 Vac power supply on request)
Protection	IP 65, NEMA 4X
Dimensions	700x600x210 mm (HxWxD) = interior steelcase
Weight	approx. 40 kg
Display	3,5" TFT color display
Interfaces	RS485 interface (modbus RTU); 4x analog output 4-20 mA, floating, max. load 500R; 2 alarm relays, potential free contacts 24 Vdc/5 A; DIN-rail RS485 / ProfiBus converter
Ex classification	cabinet marking II 3G Ex nA nC IIC T3 Gc, compliance to EN 60079-0 and EN 60079-15