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GDS - Model 308 - Biogas Monitor Sample System
The GDS308 is designed to continuously monitor up to four gases by sample extraction along a single sample line. The central unit provides gas level readouts with two alarm stages and a range of signal and data outputs for logging annunciator and control functions.
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- Monitor up to 4 gas types
- Wide range of sensor types
- 4 line alpha/numeric display
- Easily installed and maintained
- Full indication of all operations
- Event logging / Modbus / RS232 / RS485
- Line blockage and pump fail monitoring
- High integrity, comprehensive self check fault monitoring
- Remote control panel – optional
- Auto flood cut off – optional
- Auto drain – optional
- Enclosure internal flammable gas monitoring with automatic system shutdown
Typical Monitoring CH4, H2S, CO2, O2
- Biogas Plants
- Landfill gas monitoring
- Anaerobic digestion
- Waste Water Plants
- CHP engine protection and efficiency
- Fuel gas analysis
- Sensors : 1~4
- Measurements:
- Combustible gas % Vol
- Toxic gas - ppm
- Oxygen - % Vol
- Power Supply : 230/115vAC 50/60Hz
- LED indicators :
- System healthy
- Mains power
- Standby power
- High gas alarm
- Low gas alarm
- System, flow, sensor fail
- Comms fail
- Sampling
- Display : 4 line alpha/numeric indicates all functions and status in text. Sample line location (user settable)
- User interface :
- 8 panel mounted push buttons – Main panel and remote panel Reset, Scroll, Hold, Dim, Enter, Down, Up, Select
- PC – event log / data log, data to and from system controls
- Relay Outputs :
- Global Low Alarm S.P.C.O.
- Global High Alarm S.P.C.O.
- Global Fault Alarm S.P.C.O.
- Flow Fail S.P.C.O.
- Power Fail S.P.C.O.
- Cabinet Sensor S.P.C.O.
- Communication :
- RS232– Data Stream
- Modbus 2 x RS485
- Can bus – internal
- Optional 4~20mA analogue outputs
- General :
- Audible alarm all alarm conditions
- LED/display dimming
- User/Eng password
- LCD backlight
- Event logging
- Sample line size 6mm OD 4mm ID
- Nylon, PTFE, Stainless Steel. Max length 100m specials 100m+
- Sample vent x 2-8mm
- Tubing entry enclosure base
- Response time 15 to 45 seconds
- Colour- powder coat ash grey BSA01
- Size 400mm H x 450mm x 200mm D
- Weight 20kg
- IP 63 Optional IP66 overhousing
- Wall mount - four brackets
- Standards :
- EN60945: 2002
- Maritime general requirements
- EN61010: 2001
- Electrical Safety - LVD