Yokogawa ADMAG AXF Uživatelský manuál Strana 3

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CONTENTS
IM 01E20D01-01E
5. MAINTENANCE .................................................................................................... 5-1
5.1 Changing Direction of Electrical Connection ................................................ 5-1
5.2 Removing, Cleaning, and Installing Replaceable Electrodes
(General-Purpose Use Type Only) ................................................................. 5-2
5.2.1 Removing Replaceable Electrodes .......................................................... 5-2
5.2.2 Cleaning Replaceable Electrodes ............................................................ 5-3
5.2.3 Installing Replaceable Electrodes ............................................................ 5-4
5.3 Removing and Installing Adapters for Sanitary Types .................................. 5-5
5.4 Maintenance for Converter (Integral Flowmeter Only) ................................. 5-7
5.4.1 Fuse Replacement .................................................................................... 5-7
5.4.2 Changing the Direction of the Display Unit ............................................ 5-7
5.5 Setting of Switches (Integral Flowmeter Only) ............................................. 5-8
5.5.1 Setting of Burnout Switch ....................................................................... 5-8
5.5.2 Setting of Write Protect Switch ............................................................... 5-9
5.6 Regular Inspection Items ................................................................................ 5-9
5.7 Excitation Coil and Insulation Resistance Check (Remote Flowtube Only) . 5-9
5.8 Troubleshooting ............................................................................................. 5-11
5.8.1 No Indication ......................................................................................... 5-11
5.8.2 Unstable Zero......................................................................................... 5-12
5.8.3 Disagreement Between Indication and Actual Flow.............................. 5-13
6. OUTLINE................................................................................................................. 6-1
7. PED (PRESSURE EQUIPMENT DIRECTIVE) ................................................ 7-1
8. EXPLOSION PROTECTED TYPE INSTRUMENT ......................................... 8-1
8.1 ATEX .............................................................................................................. 8-1
8.2 FM ................................................................................................................... 8-4
8.3 CSA ................................................................................................................. 8-5
8.4 IECEx .............................................................................................................. 8-7
8.5 TIIS .................................................................................................................. 8-8
INSTALLATION AND OPERATING PRECAUTIONS FOR TIIS FLAMEPROOF
EQUIPMENT ......................................................................................................... EX-B03E
1. General ................................................................................................................ 1
2. Electrical Apparatus of Flameproof Type of
Explosion-Protected Construction ....................................................................... 1
3. Terminology ........................................................................................................ 1
4. Installation of Flameproof Apparatus ................................................................. 2
5. External Wiring for Flameproof Apparatus......................................................... 2
6. Maintenance of Flameproof Apparatus ............................................................... 3
7. Selection of Cable Entry Devices for Flameproof Type ..................................... 3
REVISION RECORD ......................................................................................................... 1
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