WIKA NS 160 Betriebsanleitung Seite 19

2. Safety
2.7 Ignition hazard analysis
Relevant identified ignition
hazards
Hot surfaces
Mechanically generated sparks
and hot surfaces
Stray electric currents, cathodic
corrosion protection
Static electricity
Exothermic reactions, including
self-ignition of dusts
WIKA operating instructions pressure gauge, model 2 per ATEX
Implemented protective measures
■
The actual surface temperature depends
on the application, i.e. on the medium
temperature
■
Temperature range marking; T range
marking
■
Observation of legibility of marking
▶
Information given in operating instructions
■
Low contact speed
■
Limitation of vibration
■
Selection of suitable materials
▶
Information given in operating instructions
■
Grounding via process connection required
▶
Information given in operating instructions
■
No propagating brush discharge
■
All conductive parts bonded
■
Limitation of projected area of non-conduc-
tive parts
■
Limitation of layer thickness of non-conduc-
tive parts
■
Grounding via process connection required
■
Description of cleaning process
▶
Information given in operating instructions
■
Provision of material data of the wetted
parts for the customer in order to avoid the
use of critical media
▶
Information given in operating instructions
EN
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