KROHNE OPTIWAVE 6300C ATEX EN - Manual (Page 7)

GENERAL SAFETY INFORMATION
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OPTIWAVE 6300 C
www.krohne.com 06/2010 - 4000482302 - AD ATEX OPTIWAVE 6300 R02 en
Figure 1-3: Ex d[ia] / Ex tD[iaD] nameplate (4...20 mA 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 Maximum voltage in accordance with EN 60079-0
8 Minimum waiting time after power-off before it is safe to open the terminal compartment
9 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)