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Pressure gauges with inductive contact model 831, for hazardous areas
14320154.01 06/2019 EN/DE
EN
Contents
Contents
Declarations of conformity can be found online at www.wika.com.
1. General information
4
2. Design and function
5
2.1 Overview . . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Description. . . . . . . . . . . . . . . . . . . . . . . 5
2.3 Scope of delivery . . . . . . . . . . . . . . . . . . . . 5
3. Safety 6
3.1 Explanation of symbols . . . . . . . . . . . . . . . . . . 6
3.2 Intended use . . . . . . . . . . . . . . . . . . . . . . 6
3.3 Improper use . . . . . . . . . . . . . . . . . . . . . . 7
3.4 Responsibility of the operator . . . . . . . . . . . . . . . . 7
3.5 Personnel qualification. . . . . . . . . . . . . . . . . . . 8
3.6 Skilled personnel . . . . . . . . . . . . . . . . . . . . 8
3.7 Labelling, safety marks . . . . . . . . . . . . . . . . . . 8
3.8 Ex marking. . . . . . . . . . . . . . . . . . . . . . . 9
3.9 Specifications and temperature limits. . . . . . . . . . . . . . 9
3.10 Special conditions for safe use (X conditions) . . . . . . . . . . .11
4. Transport, packaging and storage
11
4.1 Transport . . . . . . . . . . . . . . . . . . . . . . .11
4.2 Packaging and storage . . . . . . . . . . . . . . . . . .12
5. Commissioning, operation
12
5.1 Mechanical connection . . . . . . . . . . . . . . . . . .13
5.2 Electrical connection . . . . . . . . . . . . . . . . . . .16
5.3 Adjusting the set pointers . . . . . . . . . . . . . . . . . .18
5.4 Commissioning . . . . . . . . . . . . . . . . . . . . .18
6. Faults 18
7. Maintenance and cleaning
20
7.1 Maintenance . . . . . . . . . . . . . . . . . . . . . .20
7.2 Cleaning . . . . . . . . . . . . . . . . . . . . . . .20
8. Dismounting, return and disposal
21
8.1 Dismounting . . . . . . . . . . . . . . . . . . . . . .21
8.2 Return . . . . . . . . . . . . . . . . . . . . . . . .21
8.3 Disposal . . . . . . . . . . . . . . . . . . . . . . .22
9.
Specifications
23
9.1 Standard cable socket (only NS 100 and 160). . . . . . . . . . .23
9.2 Cable outlet (only NS 50 and 63) . . . . . . . . . . . . . . .23
9.3 Inductive contact model 831 . . . . . . . . . . . . . . . . .23
9.4 Associated isolating amplifiers . . . . . . . . . . . . . . . .24
9.5 Contact pressure gauges . . . . . . . . . . . . . . . . . .25
Annex: EU declaration of conformity
62
