GDS 100 Single Point Fixed Gas Alarm Unit GD-100-PEL-230 for Flammable Gas Monitoring

Manufacturer: GDS

Model: GDS 100 Single Point Gas Alarm Part Number: GD-100-PEL-230

General Description:

• Fixed single point alarm unit designed for economic and reliable monitoring of gas levels in diverse environments including commercial, industrial, hazardous, and process applications.
• Suitable for locations such as public buildings, boiler rooms, swimming pools, water treatment plants, HVAC systems, and manufacturing facilities.

Features:

• Detects flammable, oxygen, or toxic gases
• Wall or panel mount configurations
• Two alarm stages with relay outputs
• Supports internal or remote sensors
• Compact design with low power consumption (4W max)
• IP65 rated enclosure for dust and water resistance
• Extensive fault detection circuitry
• Configurable delay to alarm options (10s, 30s, 10 min)

Technical Specifications:

*Measuring Range:*

• Combustible gases: LEL, % volume, ppm
• Toxic gases: ppm, % volume
• Oxygen: % volume (depletion or enrichment)
• Any compatible 4-20mA input signal

*Indicators:*

• 3½ digit digital display
• Power indicator (green LED) with switch-on delay flashing for 45 seconds
• Alarm indicators (low/high) red LEDs
• Fault indicator amber LED
• System test mode signaled by flashing alarm LEDs
• Alarm relay inhibit indicated by fault LED

*Audible Alarm:*

• Low, high, and fault alarms with a sound output of 68 dB at 1 meter

*Power Consumption:*

• 4 watts under full alarm conditions

*Outputs:*

• Low, high, and fault alarm relays: SPCO contacts, configurable normally energized or de-energized
• Contacts rated 5A at 230V AC
• 4-20mA and 1-5V analog outputs
• Auxiliary 24V DC output at 100mA max (non-inductive load)

*Alarm Settings:*

• Fully adjustable digital settings from zero to full scale
• Alarm delay options of 10 seconds, 30 seconds, or 10 minutes

*Sensor Inputs:*

• Bridge type 3-wire catalytic sensors (mV output)
• 4-20mA input for electrochemical or infrared sensors

*Sensor Cable:*

• Supports up to 1.5 km of 3-core 1.5 mm² screened cable

*Environmental and Mechanical:*

• Operating temperature: -10°C to +50°C
• Storage temperature: -10°C to +65°C
• Alarm relay inhibited during calibration
• Sounder inhibit capability
• System function test switch
• IP65 protection rating
• Screw-type field terminals (2.5 mm²)
• Multiple cable entry points: top, bottom, sides, rear
• Dimensions: 200 mm (L) x 120 mm (H) x 58 mm (D)
• Weight: 0.8 kg

Items Delivered:

• GDS 100 Single Point Gas Alarm
• Certificate of conformity

Condition:

• Excellent cosmetic and working condition
• Original packaging included
• Fully functional and tested, ready for operation