Honeywell BW Ultra - Understanding Screen Icons

Standards and Certifications
The Honeywell BW ™ Ultra gas detector is in conformity
with the following standards and certifications:
Approvals: Approved by CSA to both U.S. and Canadian
Standards
CAN/CSA C22.2 No. 157 and C22.2 No. 152
ANSI/UL - 913 and ANSI/ISA - 12.13.01 Part 1
CSA: Class I, Division 1, Group A, B, C, and D
ATEX: DEMKO 17 ATEX 1833X
II 1 G Ex da ia IIC T4 Ga
EN 600790:2012, EN 600791:2014, EN 6007911:2012
Ex ia I Ma, Ex ia IIC T4 Ga (Tamb: 40 °C to +50 °C)
Ex ia I Ma, Ex ia d IIC T4 Gb (Tamb: 20 °C to +50 °C) – when
infrared sensor is assembled.
IECEx: Ex da ia IIC T4 Ga IECEx UL 17.0010X
IEC 600790:2011, IEC 600791:2014, IEC 60079
11:2011
Ex ia I Ma, Ex ia IIC T4 Ga (Tamb: 40 °C to +50 °C)
Ex ia I Ma, Ex ia d IIC T4 Gb (Tamb: 20 °C to +50 °C) – when
infrared sensor is assembled.