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BEI SENSORS
BEI SENSORS

Atex incremental and absolute encoders

  • 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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Product description

 

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-XAH-X

II 2 G Ex d IIB T4 Gb
IP66

C, D

 

Ex d IIB T4 Gb
IP66

CAMXCAUX, CEMX 
CEUXGAMXGAUX
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

H20H25HS20,
HS25HS35
HS45HH-9,

II 1 G Ex ia IIB/IIC T4 Ga

A, B, C, D

E, F, G

Ex ia IIB/IIC T4

IBM5IHM5IHO5IBO5
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

IXM5IXO5

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

H20H25, H25X, HS20HS25HS35HS45, 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

 

 

Articles

Variant

ATEX
Atex incremental and absolute encoder

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