FEA
FEATURE
RE
HAZARDOUS AREAS & SAFETY
SAF ETY ENCLOSURES GI VE USERS A COST-EFFECTIVE ALTERNAT
ATIVE BEKA B
KA associates introduces two less expensive alternatives to Ex d indicators, which both feature large displays and can be installed in Zones 1 and 2
EKA associates has introduced two less expensive alternatives for
flameproof Ex d loop powered indicators featur ing large easy to re ad displays. The new IECEx and AT EX certified Ex eb instruments can be in Zones 1 a nd 2 in exactly
the same way stalled in
as a conventional flameproof Ex d 4/20mA loop powered i ndicator. They do not have entity parameters and do not requir e a Zener barrier or galvanic isolator.
Bo th indicators have an increased safety Ex eb GRP enclosure that provides IP66 environmental and impact protect ion for the fie ld wiring terminals and the encapsulated Ex m and intrinsically safe Ex i assembly. The enclosure
provides display
similar mechanic al and chemical protect ion as a conventional metal flamepro of enclosure and incorporates a
large toughened glass display window and a tactile ela allowing control
and calibration while stomeric keypad
the instrument is operating in the hazardous area.
These new indicators also have Ex tb certification permitting installation in Zone 21 & 22 dust hazardous areas. They may also be used as an alternative for Ex nA indica The BA304SG display and the
29mm high display with a 31 segment bargraph. A factory fitted loop powered display backlight is available as an option.
Instruments can be supplied ready for installation. Calibrated to customer's specification with the slide-in scale card printed with units of measurement and
customer's com tag information
pany logo, is all plus if required
BA324SG has a five digit has a 4 digit 34mm high tors in Zone 2.
The enclosure provides similar mechanical and chemical protection as a conventional metal flameproof enclosure and incorporates a large toughened glass display window and a tactile elastomeric keypad
available for no additional charge. Additional informat ion about this innovative multiple technique and how these new indicator
s is contained in the it has been used in protection
BEKA Applicati on Guide AG320, which may be downloaded from t he BEKA website.
T: 01462 438301 BEKA associates
wx ww.
www.beka.co.uk/ex-eb
New online training
Book your place on one of our live online courses, allowing you to enhance your CPD from wherever you are in the world.
■ Safety Instrumented Functions (SIFs) Modules begin 11 November | 09:00 GMT | www
.icheme.org/sif-online
■ Safe Start-ups and Shutdowns for Process Units Modules begin 12 November | 09:00 GMT |
www.icheme.org/safe-start-ups-online
■ Incident Investigation, Human Failure & Cause T Modules begin 21 November | 09:00 GMT |
Work Modules begin 15 January | 09:00 GMT |
www.icheme.org/control-of-work-online
We also have a variety of courses r eady to buy on-demand, take a look at our full range:
www.icheme.org/online-training
24 OCTOBER 2019 | PROCESS & CONTROL #')& ((&)"$')! Tree Analysis
www.icheme.org/incident-investigation-online ■ Control of W
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