KROHNE DW 181-182-183-184 ATEX EN - Manual (Page 6)

1
GENERAL SAFETY INFORMATION
6
DW 18 SERIES
www.krohne.com 11/2011 - 4001528201 - AD ATEX DW181-184 R01 en
1.6.1 ATEX nameplates
Figure 1-1: Ex c nameplate
1 ATEX certification agency code
2 Year made
3 Gas group, equipment approval category (explosive atmosphere - gas or dust), types of device protection, temperature
classes (T6...T3), maximum surface temperature and degree of ingress protection (if fitted with the appropriate cable
glands)
Figure 1-2: Ex ia nameplate
1 ATEX certification agency code
2 Year made
3 Gas group, equipment approval category (explosive atmosphere - gas), types of device protection including apparatus
groups, temperature classes (T6...T3) and equipment protection level
4 Gas group, equipment category (explosive atmosphere - dust), types of device protection including apparatus groups,
maximum surface temperature, equipment protection level and degree of ingress protection (if fitted with the appro-
priate cable glands)
5 Mechanical parts only: Mechanical parts only: Mechanical parts only: Mechanical parts only: Gas group, equipment approval category (explosive atmosphere - gas or dust), types of device
protection, temperature classes (T6...T3), maximum surface temperature and degree of ingress protection (if fitted
with the appropriate cable glands)
6 Maximum intrinsically-safe values for the electrical circuit
7 Electrical schematic (type of switch, number of switches and switch position)
INFORMATION!
Cable entry data for Ex i-approved devices is given on the standard device nameplate.
Cable entry options: PG13.5, M20×1.5 or
½ NPT