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Medem AGDS-MC Installation Instructions Manual

Multi channel gas detection system
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The AGDS-MC is a multi channel gas detection system designed for use in boiler houses. Up to sixteen low
voltage detectors can be connected for the detection of natural gas, LPG or carbon monoxide.
In the event of a high alarm from one of the detectors, the system will isolate a connected control valve. Low
alarm indication is also given
It is designed for use primarily in boiler house.
Before commencing installation please familiarise yourself to the equipment by reading the comprehensive
installation instructions. If in doubt then please call 0161 233 0600. Out of hours please call 07894 684080 or
07843 355163.
It is a statutory requirement that this safety system is installed and commissioned
A commissioning certificate must be issued to the end user along with instructions for the operation of the
equipment.
As the Manufacturer Medem UK should commission this safety system whereupon a commissioning report
will be forwarded to the installing agent who should provide a copy to the end user.
At the point of our commissioning an individual serial number will be attached to the system along with a 24
help line number. Photos and all relevant information for the installation will then be stored on the Medem
site database to be accessed in the event of a call on the 24 hour help line. The warranty period for the
panel and sender unit will then be extended to Ten years.
AGDS-MC
Installation Instructions
to the satisfaction of the manufacturer.
•
Gas Detection . (Up to sixteen detectors)
•
Natural gas, LPG and carbon monoxide
•
Remote emergency stops
•
BMS relay (Gas On/Off)
•
5 year warranty - 10 years when commissioned
AGDS-MC features
1

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Summary of Contents for Medem AGDS-MC

  • Page 1 AGDS-MC Installation Instructions The AGDS-MC is a multi channel gas detection system designed for use in boiler houses. Up to sixteen low voltage detectors can be connected for the detection of natural gas, LPG or carbon monoxide. In the event of a high alarm from one of the detectors, the system will isolate a connected control valve. Low alarm indication is also given It is designed for use primarily in boiler house.

  • Page 2: System Description

    The system comprises of a mains powered panel capable of operating up to four detectors (or 16 in conjunction of the AD-PP transformer pack), either Combustible or Carbon Monoxide. The detectors are pre-calibrated by Medem (UK) Ltd such that they only require to be connected to the panel and functionally tested.

  • Page 3: Main Features

    Display detectors addressed 9 to 16. Display detectors addressed 1 to 8. Option Switches Learn Detectors - Press after connecting & addressing Medem gas sensors. Enable/Disable Internal toner Optional Dual BMS relay (SELV) - Factory fit only, must be requested at point of order...

  • Page 4: Wiring Information

    AGDS-MC Wiring information Basic connections Earth Connections not shown Addressable Gas 230v Supply detector 3Amp Fused Spur Set to address 1,2,3 or 4 Mains Rated And then press Learn (12) Potential free contact, Max load 5amp’s (latching relay) Wire multiple detectors in...
  • Page 5 Use terminals TB2 A & C Resetting (indicator bar) The stop buttons supplied by Medem are of a “Push Glass, key resettable” style, when activated a yellow indicator bar will show and the unit will require resetting using the key provided.

  • Page 6: Detector Information

    Ensure that the protective cover labels (RED) are removed only after the completion of all building work and the system has been commissioned by the Medem engineer. The labels are required to be removed for the detectors to operate, but removal before the completion of works risks contaminating the sensor element.
  • Page 7 After installation a simple bump test can be performed by using an appropriate level test gas in order to check operation. Full testing and calibration checking takes place during a Medem commissioning. Detector Location information Detector location will vary dependant on the individual characteristics of the target gas that is being monitored for.

  • Page 8: Warranty

    Where a warranty claim is made then, where appropriate, a written order to attend site must be provided to Medem UK A cost for labour and travel to site will be prepared as a quote. The cost must be included in the order.
  • Page 9 Notes. It is recommended that all systems are commissioned a er installa on by Medem UK. This will extend the warranty period from 5 years to 10 years and ensure the system is working as designed.

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