Honeywell
8. Ambient conditions
Ambient temperature
Storage temperature
Humidity
Max. height above sea level
Outdoor installation
Mechanical environments
Table 3 | Ambient conditions
9. Approvals
Approval:
Approval number:
ATEX
Zone 1*:
II 2G Ex ib IIB T4 (SCR+)
II 2G EEx ia IIB T4 (Namur)
TÜV 04 ATEX 2544
Zone 2*:
II 3G Ex nA ic IIC T4 Gc
ATEX ELS 18.0001X
Table 4 | Approvals
WARNING!
* If the ENCODER S1 is connected to a Zone 2 supply unit which is
not approved to Ex ib IIC or Ex ia IIC, the ENCODER S1 will
irrevocably lose its approval for Zone 1.
ATEX/IECEx legend:
Marking of explosion protection
II
Equipment group: industrial (mining excluded)
2/3
Equipment category 2 (Zone 1) or equipment category 3 (Zone 2)
G
Potentially explosive gas atmospheres
ia/ib/ic Type of ignition protection: intrinsically safe
nA
Non-sparking apparatus
IIC
Explosion group for gases
T4
Temperature class
Gb
Equipment protection level
18
-40°C to +60°C
-40°C to +60°C
0 to 80% RH
2000 m
Yes
M1
73024510a
© Elster GmbH | All rights reserved. Subject to modification
Approval body:
TÜV NORD CERT GmbH
Langemarckstr. 20
45747 Essen | Germany
Elster GmbH
Steinern Straße 19-21
55252 Mainz-Kastel | Germany