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Contents

Introduction

3

Introduction to Gas Detection Systems

3

Introduction to the Gas Sense System

3

Where to Install a Gas Detector

4

When to Test the Detector

5

Detector Construction

6

Gas Sense Detectors

7

Toxic Detector Specifications

8

Combustible Detector Specification

9-10

Zeta Sense Gas Control Panel

11

Zeta Addressable Input-Ouput Units

12

Maxitone Addressable Sounder

13

Typical Connection Diagram 

14

Calibration and Bump Testing

15

2

Summary of Contents for ZS-H2S/500

Page 1: ...Gas Sense Gas Detection System...

Page 2: ...s Detector 4 When to Test the Detector 5 Detector Construction 6 Gas Sense Detectors 7 Toxic Detector Specifications 8 Combustible Detector Specification 9 10 Zeta Sense Gas Control Panel 11 Zeta Addr...

Page 3: ...build up of combustible gas caused by a leak can cause an explosion Or a build up of toxic gas such as carbon monoxide can be fatal Introduction to the Gas Sense System With this in mind Zeta Alarm S...

Page 4: ...es under pressure it may be forced past the sensor rather than into it if the detector is too close Lighter Gases 30cm to 50cm Heavier Gases 30cm to 50cm Gases of Similar Weight to Air 1 2 to 2 0m Env...

Page 5: ...sing the instrument to a known concentration of test gas The instrument reading is compared to the actual quantity of gas present as indicated on the cylinder If the instrument s response is within an...

Page 6: ...dant ABS The filter housing is made from stainless steel The detector itself has 4 control buttons to allow configuration of the unit It has a 2 x 16 character LCD display plus 4 indication LEDS to sh...

Page 7: ...ll light its relevant alarm LEDs and operate its relays They operate concurrently so that in the highest alarm level all lower alarm LEDs relays will remain ON System Mode In System mode the detector...

Page 8: ...040ppm 050ppm 060ppm 070ppm 080ppm 020ppm 025ppm 030ppm 035ppm 040ppm 0 20kppm 0 25kppm 0 30kppm 0 35kppm 0 40kppm 020ppm 025ppm 030ppm 035ppm 040ppm 4 0ppm 5 0ppm 6 0ppm 7 0ppm 8 0ppm 060ppm 075ppm 0...

Page 9: ...ld Default 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 1st Alarm LEL Bold Default 20 25 30 35 40 20 25 30 35...

Page 10: ...0 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 10 15 20 25 30 1st Alarm LEL Bold Default 20 25 30 35 40 20 25 30 35 40 20 25 30 35 40 20 25 30 35 40 20 25 30 35 40 20 25 30 35 40 20 25 30...

Page 11: ...ility is useful if there are many detectors spread across a wide area on the system The system can be divided into 20 zones allowing detectors to be grouped either by gas type or by building area The...

Page 12: ...low the outputs to be programmed whilst others will have a default pre programmed operation Model ZIOU ZIOU 230 Part No 48 105 48 106 Operating Voltage 17 33V DC 17 33V DC Quiescent Current 900uA 900u...

Page 13: ...evice address and sound output of 94 dBA at 1m Both units have a built in short circuit isolator to provide system integrity in the event of cable damage Model ZAMT R ZAMT W ZAMTF R Part No 42 007 42...

Page 14: ...Typical Connection Diagram Zeta Maxitone Sounder ZIOU Zeta Addressable Gas Sense ZSC100 Single Loop Gas Control Panel 24V PSU Mains In 14...

Page 15: ...ated on the cylinder Within the specified tolerance range If a detector fails this bump test then it should be zero s in clean air then recalibrated using the calibration cap and the gas cylinder Test...

Page 16: ...Tel 44 0 1792 455 175 Fax 44 0 1792 455 176 E mail info zetaalarmsystems com Web www zetaalarmsystems com Detection House 72 78 Morfa Road Swansea SA1 2EN United Kingdom Available now from...

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