background image

 

1592038700 Gas Leak Detector GB 16.09.2016 

GDS41-GDS66-GDI41-GDI66 

            1/16   

 

 
 

 
 

 

 
 
 
 

 

GDS41 – GDS66 

GDI41 – GDI66  

 
 
 
 
 

Summary of Contents for Dixell GDI41

Page 1: ...1592038700 Gas Leak Detector GB 16 09 2016 GDS41 GDS66 GDI41 GDI66 1 16 GDS41 GDS66 GDI41 GDI66 ...

Page 2: ...MAIN RECCOMANDATIONS 6 3 2 PLACEMENT 7 3 2 1 MACHINERY ROOMS 7 3 2 1 1 POSITIONING HEIGHT 8 3 2 2 REFRIGERANT SPACES 8 3 2 3 CHILLERS 8 3 2 4 AIR CONDITIONING DIRECT SYSTEM VRF VRV 9 3 2 5 REMOTE SENSOR HEAD INSTALLATION 9 4 INSTALLATION 10 4 1 WIRING AND SETTINGS 11 4 2 OPERATION AND STABILIZATION 11 4 3 CONFIGURATION 12 4 4 ADJUSTING THE ALARM SET POINT 12 4 5 CALIBRATION 13 4 6 HOUSING DIMENSIO...

Page 3: ...nal machine application as a consultant however under no circumstances can the company be held responsible for the correct operation of the final equipment system Since Dixell products form part of a very high level of technology a qualification configuration programming commissioning stage is required to use them as best as possible Otherwise these products may malfunction and Dixell cannot be he...

Page 4: ...this manual is subject to copyright protection all rights are reserved under international and domestic copyright laws This manual may not be copied or translated in whole or in part in any manner or format without the written permission of DIXELL S r l All software utilized and or distributed by producer is subject to copyright protection All rights are reserved No party may use or copy such soft...

Page 5: ...erent configurations in relation to the type of sensing element GDS Range with SEMICONDUCTOR sensor GDI Range with INFRARED sensor Below the different type of boards GDS Semiconductor GDI Infrared The GD gas sensors are available in two different boxes according to the desired degree of protection IP and in relation of the specific installation IP41 Housing IP66 Housing The IP66 Housing is also av...

Page 6: ...iquids XE Flamable Liquids vapors or aerosols Operation of any electrical equipment in such an environment constitutes a safety hazard XE safety CAUTION The GDS and GDI contain sensitive electronic components XE Electronic components that can be easily damaged Do not touch nor disturb any of these components NOTES The mounting location XE Mounting location of the monitor should allow it to be easi...

Page 7: ...consider ease of access for maintenance The size and nature of the site will help to decide which method is the most appropriate to use Locations requiring the most protection in a machinery or plant room would be around compressors pressurized storage vessels refrigerant cylinders or storage rooms or pipelines The most common leak sources are valves gauges flanges joints brazed or mechanical fill...

Page 8: ...n the case of small water or air cooled enclosed chiller units mount the sensor so as to monitor airflow to the extract fans With larger models also place a sensor inside the enclosure under or adjacent to the compressors In the case of outdoor units For enclosed air cooled chillers or the outdoor unit for variable refrigerant volume and variable refrigerant flow VRV VRF systems mount the sensor s...

Page 9: ...eight between 200 and 500 mm off the floor under mirrors away from drafts and heat sources like radiators etc at vanity units to avoid sources of steam in or near bathrooms Monitoring ceiling voids in a hotel room would not strictly comply with EN378 3 2 5 REMOTE SENSOR HEAD INSTALLATION The remote sensor is mounted in an electrical back box 44 mm deep to which the vented faceplate is fitted Remov...

Page 10: ...1592038700 Gas Leak Detector GB 16 09 2016 GDS41 GDS66 GDI41 GDI66 10 16 4 INSTALLATION GDS Gas Sensor Semiconductor GDI Gas Sensor Infrared ...

Page 11: ...nt for the relay and audible alarm using the 0 5V scale measure at test points 0V and alarm test point REF1 Default factory setting is 50 of the range Time Delay A time delay for the operation of the relay and audible alarm can be selected using jumpers JP5 and JP6 Default factory setting is zero Audible Alarm The audible alarm can be disabled using jumper JP3 Default factory setting is enabled 4 ...

Page 12: ...nutes You may wish to set to 15 minutes during start up See figures above for setting the jumpers Audible Alarm The units have an internal audible alarm You can disable this by jumper but the default setting is enabled in compliance withEN378 See figures above for setting the jumpers Output Decide which output is required 4 20mA 1 5V 0 10V relay outputs etc See figures above for setting the jumper...

Page 13: ... the industry country for the testing or calibration of this unit This manual is only intended as a guide and insofar as permitted by law the manufacturer accepts no responsibility for the calibration testing or operation of this unit Check local regulations on calibration or testing requirements The GDS and GDI Gas Sensors contains sensitive electronic components that can be easily damaged Do not...

Page 14: ...months or on a more frequent basis Dixell is not responsible for setting safety practices and policies Safe work procedures including calibration policies are best determined by company policy industry standards and local codes Failure to test or calibrate the unit in accordance with applicable instructions and with industry guidelines may result in serious injury or death The manufacturer is not ...

Page 15: ...ged in transit Check by installing another GDS or GDI to confirm the fault Red LED on and Green LED off Fault Sensor may be disconnected from printed circuit board Check to see sensor is properly inserted into board The sensor has been damaged or has reached the end of life and needs to be exchanged Contact producer for instructions and support Alarm in the absence of a leak Try setting an alarm d...

Page 16: ...er with enable disable function Relay Output 1 Relay rated 1 A 24 VAC VDC Relay Delay Configurable 0 1 5 or 10 minutes IP Rating IP41 GDS41 IP41 GDI41 IP66 GDS66 IP66 GDI66 Temperature Rating IP41 Housing IP66Housing 20 to 50 C 4 to 122 F 40 to 50 C 40 to 122 F Humidity Rating 0 95 Non condensing 0 95 Non condensing Dimensions 86 x 142 x 53 mm 3 35 x 5 59 x 2 09 175 x 165 x 82 mm 6 89 x 6 5 x 3 29...

Reviews: