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:
- Biogas (anaerobic digestion) plants. Ethanol plants, pulp & paper plants
- Cogeneration heat and power engines (CHP)
- Biomethane plants
- Landfill gas monitoring and CHP
- Municipal or industrial waste water treatment plants
- Coal seam gas sites
- 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
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 |
