BEI SENSORS

Atex incremental and absolute encoders

Hazardous Environment Groups
Gas GroupsClass I		Dust Groups
Class I		Class II
Division 1 & 2	Zone 0, 1 & 2	Division 1 & 2
A (acetylene)	IIC (acetylene & hydrogen)	E (metals) (Div 1 only)
B (hydrogen)		F (coal)
C (ethylene)	IIB (ethylene)	G (grain)
D (propane)	IIA (propane)

North American "Explosion Proof" & European "Flameproof" Approvals
Encoder Type	CENELEC/ATEX	U.S./Canada Class I, Div 1, Group:	U.S./Canada Class II, Div 1, Group:	IECEx
H38		D
H38 (w/ Labyrinth Seal)	II 2 G Ex d IIB T4	C, D	E, F, G	Ex d IIB T4
H40		D
HH-X, AH-X	II 2 G Ex d IIB T4 Gb IP66	C, D		Ex d IIB T4 Gb IP66
CAMX, CAUX, CEMX CEUX, GAMX, GAUX, GEMX, GEUX, PAUX, PEUX, NAUX, NEUX, PAMX, PEMX, SAUX, SEUX	II 2 Ex d IIC T6 Gb Ex tb IIIC T80 °C Db IP 6x			Ex d IIC T() Gb Ex tb IIIC T()°C Db
CEUX, GEUX, NEUX, PEUX	I M2 Ex d I Mb			Ex tb IIIC T(*)°C Db Ex d I Mb

North American and European "Intrinsic Safety" Approvals
Encoder Type	CENELEC/ATEX	Class I, Group:	Class II, Group:	IECEx
H20, H25, HS20, HS25, HS35, HS45, HH-9,	II 1 G Ex ia IIB/IIC T4 Ga	A, B, C, D	E, F, G	Ex ia IIB/IIC T4
IBM5, IHM5, IHO5, IBO5, IHK5, IBK5, IHM9, IBM9	II 1 G Ex ia IIC T4 Ga or EX ia IIB T4 Ga			Ex ia IIC T4 Ga Ex ia IIB T4 Ga
IXM5, IXO5	I M1 Ex ia I Ma
Approved Associated Apparatus
Intrinsic Safety Barrier	II (1) G [EX ia] IIC	A, B, C, D		Ex nA [ia Ga] IIc T4 Gc

North American and European "Nonincendive & Non-Sparking" Approvals
Encoder Type	CDivision 2, Groups:	CENELEC/ATEX Zone 2/22	IECEx
H20, H25, H25X, HS20, HS25, HS35, HS45, HH_9, HH_B, AH_9, AH_B	A, B, C, D, F & G	II 3 G Ex nA IIB T3 Gc Ex nA IIB T4 Gc	Ex nA IIB T3 Gc Ex nA IIB T4 Gc
PHU9, PBU9		II 3 G Ex nA Ex nA IIC T6 Gc
DHM5, DHK5, DHO5, KHM5, KHO5, KHK5		II 3 G D Ex nA IIC T6...T4 Gc Ex tc IIIC T120°C...T80°C Dc	Ex nA IIC T6...T4 Gc Ex tc IIIC T120°C...T80°C Dc

*Certifications Pending

Diameters 58, 109 or 116mm, both shaft and bore versions available
II 2 G/D EEx d 2 IIC/T6 and II 1 G/D EEx ia IIC/B T4
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Atex incremental and absolute encoder

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Hazardous Environment Groups
Gas GroupsClass I		Dust Groups
Class I		Class II
Division 1 & 2	Zone 0, 1 & 2	Division 1 & 2
A (acetylene)	IIC (acetylene & hydrogen)	E (metals) (Div 1 only)
B (hydrogen)		F (coal)
C (ethylene)	IIB (ethylene)	G (grain)
D (propane)	IIA (propane)

North American "Explosion Proof" & European "Flameproof" Approvals
Encoder Type	CENELEC/ATEX	U.S./Canada Class I, Div 1, Group:	U.S./Canada Class II, Div 1, Group:	IECEx
H38		D
H38 (w/ Labyrinth Seal)	II 2 G Ex d IIB T4	C, D	E, F, G	Ex d IIB T4
H40		D
HH-X, AH-X	II 2 G Ex d IIB T4 Gb IP66	C, D		Ex d IIB T4 Gb IP66
CAMX, CAUX, CEMX CEUX, GAMX, GAUX, GEMX, GEUX, PAUX, PEUX, NAUX, NEUX, PAMX, PEMX, SAUX, SEUX	II 2 Ex d IIC T6 Gb Ex tb IIIC T80 °C Db IP 6x			Ex d IIC T() Gb Ex tb IIIC T()°C Db
CEUX, GEUX, NEUX, PEUX	I M2 Ex d I Mb			Ex tb IIIC T(*)°C Db Ex d I Mb

North American and European "Intrinsic Safety" Approvals
Encoder Type	CENELEC/ATEX	Class I, Group:	Class II, Group:	IECEx
H20, H25, HS20, HS25, HS35, HS45, HH-9,	II 1 G Ex ia IIB/IIC T4 Ga	A, B, C, D	E, F, G	Ex ia IIB/IIC T4
IBM5, IHM5, IHO5, IBO5, IHK5, IBK5, IHM9, IBM9	II 1 G Ex ia IIC T4 Ga or EX ia IIB T4 Ga			Ex ia IIC T4 Ga Ex ia IIB T4 Ga
IXM5, IXO5	I M1 Ex ia I Ma
Approved Associated Apparatus
Intrinsic Safety Barrier	II (1) G [EX ia] IIC	A, B, C, D		Ex nA [ia Ga] IIc T4 Gc

North American and European "Nonincendive & Non-Sparking" Approvals
Encoder Type	CDivision 2, Groups:	CENELEC/ATEX Zone 2/22	IECEx
H20, H25, H25X, HS20, HS25, HS35, HS45, HH_9, HH_B, AH_9, AH_B	A, B, C, D, F & G	II 3 G Ex nA IIB T3 Gc Ex nA IIB T4 Gc	Ex nA IIB T3 Gc Ex nA IIB T4 Gc
PHU9, PBU9		II 3 G Ex nA Ex nA IIC T6 Gc
DHM5, DHK5, DHO5, KHM5, KHO5, KHK5		II 3 G D Ex nA IIC T6...T4 Gc Ex tc IIIC T120°C...T80°C Dc	Ex nA IIC T6...T4 Gc Ex tc IIIC T120°C...T80°C Dc

*Certifications Pending

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