KROHNE OPTIWAVE 7300C ATEX EN - Manual (Page 6)

1
GENERAL SAFETY INFORMATION
6
OPTIWAVE 7300 C
www.krohne.com 06/2010 - 4000091504 - AD ATEX OPTIWAVE 7300 R06 en
1.5 ATEX nameplates
Figure 1-1: Ex ia / Ex iaD nameplate (4...20 mA output)
Figure 1-2: Ex ia / Ex iaD nameplate (PROFIBUS PA or FOUNDATION™ Fieldbus output)
1 ATEX certification agency code
2 Equipment category (explosive atmosphere - gas)
3 Types of device protection including approved Gas Groups (IIA, IIB or IIC) and temperature classes (T6...T3)
4 Equipment category (explosive atmosphere - dust)
5 Types of device protection (explosive atmosphere - dust)
6 Degree of ingress protection (if fitted with the appropriate cable glands) and maximum surface temperature
7 Intrinsically-safe circuit data
8 Cable entry type and size (Aluminium housing: M26×1.5, M20×1.5, ½ NPT or G ½; Stainless steel housing: M25×1.5,
M20×1.5, ½ NPT or G ½)