Table Of Contents - Union Instruments CWD2000 EX Original Operating Instructions

Table of contents

1 Technical data ............................................................................................................... 5
1.1 Dimensions ................................................................................................................... 5
1.2 Ex marking according to EC type examination .............................................................. 7
1.3 Device specifications .................................................................................................... 7
1.4 Interfaces ..................................................................................................................... 7
1.5 Display times of calorific value measurement0F ........................................................... 7
1.6 Calibration gas ............................................................................................................. 7
1.7 Process gas .................................................................................................................. 7
1.8 Linearity and measuring range ..................................................................................... 8
1.9 Ambient conditions ....................................................................................................... 8
1.10 Power supply ................................................................................................................ 8
1.11 Weight .......................................................................................................................... 8
2 EC declaration of conformity ...................................................................................... 11
3 Safety instructions ...................................................................................................... 13
3.1 Warnings and symbols ............................................................................................... 13
3.2 Principle, correct use .................................................................................................. 14
3.3 Personnel and qualifications ....................................................................................... 14
3.4 Safety instructions ...................................................................................................... 15
3.4.1 General safety notes ................................................................................................ 15
3.4.2 Notes on specific hazards ........................................................................................ 15
3.5 Operator safety precautions ....................................................................................... 15
3.5.1 Regular operator training .......................................................................................... 16
3.5.2 Workplace hazard analysis ....................................................................................... 16
4 Safety devices ............................................................................................................. 17
4.1 Ex- enclosure ............................................................................................................. 17
4.2 Flame arrestor ............................................................................................................ 17
4.3 Purging system ........................................................................................................... 17
4.4 Cable glands .............................................................................................................. 17
4.5 Thermal fuse .............................................................................................................. 17
4.6 Solenoid valve ............................................................................................................ 18
4.7 Markings and warnings ............................................................................................... 19
5 Description and connections...................................................................................... 23
5.1 Accessories ................................................................................................................ 25
6 Transport, installation and acceptance ..................................................................... 26
6.1 Transport .................................................................................................................... 26
6.1.1 Specific Gravity Sensor ............................................................................................ 27
6.1.2 Gas pressure regulator ............................................................................................. 28
6.1.3 Flue Stack ................................................................................................................ 28
6.2 Ambient conditions ..................................................................................................... 29
6.2.1 Storage conditions.................................................................................................... 29
6.3 Installing and connecting ............................................................................................ 30
6.3.1 Setup site ................................................................................................................. 30
6.3.2 Ensure extractor hood remains unobstructed so that exhaust gas can flow freely and
heat cannot accumulate. Room ventilation ............................................................... 30
6.3.3 Attachment ............................................................................................................... 30
6.3.4 Process gas ............................................................................................................. 31
6.3.5 Calibration gas ......................................................................................................... 32
6.3.6 Flue gas ................................................................................................................... 33
6.3.7 Opening, closing of cover plate ................................................................................ 34
6.3.8 Electrical connection ................................................................................................ 34
6.3.9 Groundig of the EX-d box ......................................................................................... 35
Table of contents
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