GASSONIC GASSSONIC EH6028 Скачать руководство пользователя страница 5 | Manualshive

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GASSONIC GASSSONIC EH6028 Скачать руководство пользователя страница 5

safetY ConsIderatIons

WARnInGs

• Switch off all equipment before connecting or disconnecting them. Failure to do so could

damage the equipment.

• The Gas Leak Detectors

Gassonic MM0100 / EH6028

are intrinsically safe units

(EEx ib IIC T6). The voltage and current levels at the detector must be limited by Ex approved
isolators/barriers. Failure to do so may result in an explosion.

• Precautions shall be taken to avoid electrostatic charging of the divice.

• Only original Gassonic screws with isolators should be used to tighten the lid.

aBoUt tHIs InstallatIon GUIde

This installation guide describes how to install the Gassonic MM0100 / EH6028 Gas Leak Detector
and tells you how to adjust it to the local conditions.

Copyright @ 2004 Gassonic

All rights reserved. No part of this publication may be reproduced or distributed in any form, or by any means,
without prior consent in writing from Gassonic, Ballerup, Denmark.

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Содержание GASSSONIC EH6028

Страница 1: ...Installation and User Guide for GASSSONIC MM0100 EH6028 Ultrasonic Gas Leak Detectors T e ch n ic a l d o cum e n t a t i o n t ...

Страница 2: ......

Страница 3: ...Installation and User Guide for GASSSONIC MM0100 EH6028 Ultrasonic Gas Leak Detectors From serial number 056 001 Gassonic MM0100 EH6028 ...

Страница 4: ...2 Environmental Conditions 5 3 3 Mounting the Detector 5 3 4 Cable Connections 6 7 4 Power Requirements 8 5 Adjustments 5 1 Adjustable Alarm Level Settings 8 5 2 Alarm Delay Cut on Frequency Settings 5 2 1 Gassonic EH6028 9 5 2 2 Gassonic MM0100 9 5 2 2 1 Alarm Delay 9 5 2 2 2 Cut on Frequency 9 6 Operating the Equipment 6 1 Trip Output Data 10 ...

Страница 5: ...esult in an explosion Precautions shall be taken to avoid electrostatic charging of the divice Only original Gassonic screws with isolators should be used to tighten the lid ABOUT THIS INSTALLATION GUIDE This installation guide describes how to install the Gassonic MM0100 EH6028 Gas Leak Detector and tells you how to adjust it to the local conditions Copyright 2004 Gassonic All rights reserved No ...

Страница 6: ... functions enable the detector to recognise leaks more easily and prevent the occurrence of false alarms The Gassonic EH6028 detector has an adjustable alarm trigger level setting 10 levels from 54 to 99dB in 5dB steps and no internal alarm delay It is necessary for an alarm delay of at least 15 seconds to be introduced at the control system Ex approved isolators must be used to limit the current ...

Страница 7: ...in the non hazardous area MTL isolators are mentioned in drawing BR6008 on page 8 However any isolators with the correct specifications can be used Corrosion Resistant The detectors have been tested with salt contamination followed by 30 cycles of the Kesterwick test with up to 100 relative humidity and 0 21 SO2 per cycle according to DIN 5 0 018 SFW 0 25W The Gassonic MM0100 EH6028 have been test...

Страница 8: ...Leak alarm or Power drop Relay closed 6 metres of cable attached to the detector from factory Pair 1 Blue position 1 Black position 2 Pair 2 Blue position 3 Black position 4 Drain wire position 5 Collective screen and drain wire cut back and insulated Detector Relay and NAMUR Output Status Normal No Alarm Relay Switched Output 1 28kW 1 Trigger Alarm Relay Open Output 10kW 1 BR6008 Drawn By Documen...

Страница 9: ...2 pair collective screen steel braided halogen free mud resistant fire resistant cable Pair 1 Power Supply Inputs Blue 13 28 VDC Black GND Pair 2 Trip Outputs Blue Black Alarm Relay Output Collective screen and drain wire IS Earth Armour Earth The braided cable must be fastened at least every 0 5m ...

Страница 10: ... Setting Trip SPL dB 0 1 2 44 0 54 3 54 1 59 4 64 2 64 5 74 3 69 6 84 4 74 7 94 5 79 8 9 104 6 84 7 89 8 94 9 99 Factory settings unless otherwise specified The Detectors should be adjusted so that the alarm level is at least 6dB above the normal background noise level in the area to be monitored A built in green LED positioned beside the attenuator indside the detector helps you to find the corre...

Страница 11: ... as air valves sirens or loud bangs which exceed the alarm level By adjusting the alarm delay to a period longer than these events it will be able to illuminate false alarms The alarm delay is set using the dip switches inside the detector The time delays and the corresponding dip switch positions are shown below Dip On Delay 1 0 2 15 sec 3 30 sec 4 2 min 5 4 min 6 8 min Factory settings The time ...

Страница 12: ...illustrated below are now visible 3 Using a small flat blade screwdriver change the positions of the dipswitches to suit your measuring site requirements 4 Replace the plate and secure it with the six screws 5 Replace the lid and secure the four screws using an Allen key 6 Operating the Equipment 6 1 Trip Output Data The only output from the device is a trip output This has two states Normal 1 28k...

Страница 13: ... A S Energivej 42 A DK 2750 Ballerup Denmark Tel 45 44 700 910 Fax 45 44 700 911 mail gassonic com www gassonic com GASSSONIC MM0100 EH60288 From serial number 056 001 BB 6016 03 CAPITOL COPENHAGEN 45 4580 0831 ...

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