kelma

Biogas 401 - Multi-Channel Gas Analyser
The Biogas analyser monitors either continuously or intermittently, the gas components contained in the Biogas and optionally, monitors the surrounding air to provide an early warning of dangerous, explosive and non-combustible gases and vapours.

The Biogas 401 can be used for the measurement of (not limited):
- Methane CH4
- Hydrogen sulphide H₂S
- Carbon dioxide CO₂
- Oxygen O₂
- Hydrogen H₂

Features of the Biogas 401
- Use of various measurement sensors
- Direct indication of a warning state on an LC-display with colored background lighting
- Menu-assisted operation via 2 keys
- 3 alarm levels, independently adjustable from 5–100 % of the selected test range
- 3 floating alarm outputs for driving external warning and control equipment
- Floating contact connections for fault and mains failure
- Serial interface output RS 232 or RS 485
- 4 – 20 mA current interface
- Various types of housing available, e.g. 19" rack system, wall-mounting cabinet
- Up to 6 measurement channels per unit
- 1 card as Master, for controlling intermittent operation Biogas measurement time and test interval
- Extreme service reliability
- Low energy consumption
- Peltier cooling element with condensation pump
- Flow-through adjustement
- Gas components – filter system and conditioning
- Gas transmitter for the detection of condensate break-through