Endress+Hauser Prosonic FDU83, Safety Instructions For Electrical Apparatus Certified For Use In Explosion-Hazardous Areas

Page: 7 / 16

Safety instructions
for electrical apparatus certified
for use in explosion-hazardous areas
Hauser
+
Endress
The Power of Know How
Operating Instructions
XA 032F-A
52005597
DMT 99 ATEX E 083
DMT 99 ATEX E 085
Associated Documentation
Technical Information
TI 189F
prosonic
FDU 83, FDU 84, FDU 85
Designation according to Directive 94/9/Ec: II 1/2 D IP 68 T 105 °C
bzw.
T 110 °C
bzw.
T 111 °C
– Equipment Group II
– Hazard: Sensor Category 1 / Cable Category 2
– For explosive mixtures of air and dust
– Degree of protection to EN 60529
– Max. surface temperature of the
sensor or 105 °C or 110 °C or 111 °C
(dependent upon version)
Allocation of hazardous zones at the mounting points to explosion protection cate-
gory of the devices or sensors:
Hazardous zone at the mounting point Category as per Directive 94/9/EC
Hazard due to combustible dusts Zone 20 1D
Hazard due to combustible dusts Zone 21 2D
Hazard due to combustible dusts Zone 22 3D