WIKA R74.100 Información Adicional página 6

1. Safety
1.5 Labelling, safety marks
Product label (example)
EN
Model

Year of manufacture

Marking on the dial
Ex marking
■
Serial number
■
Ex marking
II 2G Ex h IIC T6 ... T1 Gb X
II 2D Ex h IIIC T85 °C ... T450 °C Db X
Marking Designation
CE marking
Specific marking for
explosion protection
II Symbol of the
equipment group
6
Thermometer
Model
A74.100 + option ATEX
WIKA Alexander Wiegand SE & Co. KG
63911 Klingenberg / Germany
WIKA additional information models 73, 74 (ATEX)

Meaning
European conformity
Ex symbol
Equipment intended for use in other places
than underground parts of mines, and in
those parts of surface installations of such
mines, liable to be endangered by firedamp
and/or combustible dust and an explosive
atmosphere.

year 2017
14001911