Use In Potentially Explosive Atmospheres; Ex Marking; Atex / Iecex; Fm (Usa And Canada) - ABB 266CRH Instructions Manual

6 266CRH / 266CRT, 266CSH / 266CST MULTIVARIABLE PRESSURE TRANSMITTER | OI/266CXX/MODBUS-EN REV. A

2 Use in potentially explosive atmospheres

Change from one to two columns

Ex marking

Devices in hazardous atmospheres with or without integrated
digital display.

ATEX / IECEx

Ex-marking
Type of protection 'Ex d' – flameproof (enclosure)
ATEX (Code E2)
II 1/2G db IIC T6 Ga/Gb
II 1/2D Ex tb IIIC T85°C Db
IECEx (Code E9)
Ex db IIC T6 Ga/Gb
Ex tb IIIC T85 °C Db
Type examination ATEX (Code E2)
certificate
FM09AATEX0023X
IECEx (Code E9)
IECEx FME 16.0002X
Ex-marking
Type of protection 'Ex n' – non-sparking and 'Ex t' – enclosure
ATEX (Code E3)
II 3 G Ex nA IIC T4 ... T6 Gc IP67
II 3 D Ex tc IIIC T85°C Dc IP67
IECEx (Code ER)
Ex nA IIC T4 ... T6 Gc IP67
Ex tc IIIC T85°C Dc
Type examination ATEX (Code E3 )
certificate
FM09AATEX0025X
IECEx (Code ER)
IECEx FME 16.0004X

FM (USA and Canada)

Ex-marking
Type of protection Explosion proof
Explosion proof (US):
Class I, Division 1, Groups ABCD, T5 for Ta = 50 °C to +85 °C
Explosion proof (Canada):
Class I, Division 1, Groups BCD, T5 for Ta = 50 °C to +85 °C
Dust Ignition Proof (US / Canada):
Class II, III Division 1, Groups EFG, T5 for Ta = 50 °C to +85 °C
Type of protection Flame-proof
Flame-proof (US):
Class I, Zone 1, AEx d, IIC, T4 for Ta = 50 °C to +85 °C
Flame-proof (Canada):
Class I, Zone 1, Ex d, IIC, T4 for Ta = 50 °C to +85 °C
Type of protection Non-Incendive
Class I, Division 2, Groups ABCD, T*
Type of protection Non Sparking
Non Sparking (US and Canada):
Class I, Zone 2, (A)Ex nA IIC T*
FM approvals USA (code ET)
FM16US0066X
Canada (code ET)
FM16CA0036X
Type 4X, IP67 for all above markings.
T* Temperature class T is dependent on the maximum input current and the
maximum ambient temperature per table Temperature class definitions
on page 11.
Combined ATEX, FM and IECEx approvals
Code EN = E2+E9+E3+ER+ET