M&C TechGroup MP47-Z_Ex Operator's manual Benutzerhandbuch
Seite 35
Diaphragm Pumps PJ19423-726
Use
Translation of Original Operating- and Installation Instructions, english, KNF PJ19423-726 02/13
7
2.4.5. Types of protection
Marking
Description
b
Control of ignition sources
c Constructional
safety
d Flame-proof
enclosure
fr
Flow restricting enclosure
k Liquid
immersion
p Pressurization
Tab. 6
2.4.6. Additional conditions
Marking
Description
-
Equipment can be used without restrictions
X
Special additional conditions
U
Ex component with partial certification, cannot
be used alone; CE conformity is certified when
installed in a complete system.
Tab. 7
Additional conditions for diaphragm pump PJ19423-N726FTE Ex:
The pump must not be installed outdoors (outside). Putting into
service only with a suitable weather and corrosion protection
covering (hood).