GDS404+

Product Overview

GDS404+ is an easily configurable, wall mounted control system that supports up to four channels of gas detection. The versatile configuration approach enables you to take control of your safety system and configure it to meet your needs for a wide range of applications.

Features & Benefits

  • Ergonomic industrial design
  • Versatile system configuration
  • 1-4 Plug in sensor channel cards

Additional Information

PDF Downloads

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Tel. +44 (0) 113 2860166

Email:
admin@gds-technologies.co.uk

Sales Enquiries:
Tel. +44 (0) 113 2878187

Email:
sales@gds-technologies.co.uk

Technical Engineering Advice
Tel. +44 (0) 113 2878184

Email:
admin@gds-technologies.co.uk

GDS404+

GDS404+ is an easily configurable, wall mounted control system that supports up to four channels of gas detection. The versatile configuration approach enables you to take control of your safety system and configure it to meet your needs for a wide range of applications.

GDS 404+
Channels 1-4
Measurements Combustible Gas – LEL, % Vol.
Toxic Gas – ppm
Oxygen – % Vol. – Depletion / Enrichment
Refrigerant – ppm
Any 4~20mA Transmitter
Sensor Inputs Bridge type 3 wire mv (Catalytic)
2 or 3 wire 4~20mA (Electrochemical)
3 wire 4~20mA (Infrared / Catalytic / PID / Semiconductor)
Outputs Analogue output 4-20mA into 200 ohms max load
Relays Common Relays
• High Alarm RL2 – D.P.C.O normally energised or de-energised– default set ND
• Latched or Unlatched – default set latched
• Low Alarm RL1 – D.P.C.O. normally energised or de-energised– default set ND
• Latched or Unlatched – default set latched
• Fault Alarm RL3 – S.P.C.O. normally energised or de-energised– default set ND
• Latched or Unlatched – default set latched
• Over-range RL4 – S.P.C.O normally energised or de-energised- default set ND
• Latched or Unlatched – default set latched
• Global Alarm Relay RL5 – S.P.C.O. changes on all alarms and is resettable at all times
• Inhibit Indicator – RL6 – S.P.C.O contacts 1A@24v DC

Channel Relays
• High and Low Alarm relays S.P.C.O. normally energised or de-energised– default set ND
• Latched or Unlatched – default set latched
• All contacts rated 3A/230v AC

Sensor Cable 3 Core 1.5mm² screened 1.5km
Power 230/115v AC or 24v DC
12 Watts – Full Alarm
Panel Indication Power – Green LED
Mains Fail – Power Indicator change Green to Amber – when battery fitted
Alarms – Red LED and display channel with alarm text
Fault – Amber LED
Display – Gas Readout, alarm status, gas type, location
System Test – Alarm LED’s Flashing/ Relay Changeover
Alarm Relays Inhibit – LED
Audible Alarm Lo, Hi, OR and Fault
68dB @ 1m
Permanent Mute Option
Operating Temperature -10 to + 50°C
Humidity 0-90 non condensing
Ingress Protection IP52 *IP65 available with over housing*
Dimensions H-265 W-315 D-95mm
Weight 3.6KG
Enclosure Material Mild Steel
Finish – Powder coat Ash Grey BSA01
Standards EMC BS EN 50270
Low Voltage Directive BS EN 61010-1
Miscellaneous Remote Accept / Reset
System Lamp Test
Enclosure – 20mm Cable Entry – Base / Rear
Optional Battery Backup – 1 hour
Delay to Alarm Option 10s, 30s, 10m

Top Accessories

Weather Proof Over Housing

Weather Proof Over Housing

More Information

[pdf-embedder url=”https://www.gds-technologies.co.uk/wp-content/uploads/Products/fixed_systems/GDS404/GDS-404-Accessories-PDF-1-2.pdf” title=”GDS 404+ Accessories PDF”]

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