DFR30IS Intrinsically Safe Display Facia - RTK - #2

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Technical Specification
Window Details
The DFR30IS is available in three window sizes: small, medium and large as listed below.
Small: 30 x 30mm
Medium: 60 x 30mm (W x H)
Large: 60 x 60mm
Any combination of these window sizes can be supplied in any format, mixed as required in a single display to make up the appropriate matrix required.
Window Colours
All three different window sizes are available in the following six colours
► Red
► Amber
► Yellow White
► Green
► Blue
Integral Components
As these Displays are used for alarm indication it is often necessary to include pushbuttons and audibles within the display itself to acknowledge and reset alarms. These are normally fitted in the bottom right hand cell.
Window Marking
Displays can be configured with the required filter colours and film legends to suit the exact customer's requirements or alternatively RTK can supply a template to allow users to create their own legends locally.
Certification
ATEX certified to EN50014:1997 and EN50020:2002
Group II, Category 2G, EEx ia IIC T4 (Ta -20°C to +60°C)
Location
Zones 1 or 2. Gas Group, IIC, IIB or IIA, Temp Class up to T4
Certificate No. KEMA03ATEX1021X
Safety Parameters
Ui = determined by Ii and Pi
Ii = 2A Pi = 1W Ci = Li = 0
The device can be powered from an EEx ia IIC certified interface with output parameters lower than those shown above
Supply
14-26VDC, current 20mA per 30mm window
Recommended Interfaces
Zener Barriers: S951, S953
IS Isolators: WIS1210, WIS1211,
WIS1213
Environment
Operating temperature: 0 to 60°C
Storage temperature: -20 to 80°C
Humidity: 0-95% RH, non condensing
Protection
IP41 from the front, IP20 from the rear
Connections
Raising clamp terminals suitable for 2.5mm2 cable
12 30 30 30
12 60
60
CO
CO
CO
Medium
CO
:0
Small:
Height Width
= 24 + (rows x 30) = 24 + (columns x 30)
12 60
n i:—
60
Medium:
Height Width
Height Width
= 24 + (rows x 30)
= 24 + (columns x 60)
arge
Large:
= 24 + (rows x 60)
= 24 + (columns x 60)
Cutout: subtract 10mm from each dimension
LI
Compliance
Immunity to EN61000-6-2:2001 Emissions to EN61000-6-4:2001
Due to our policy of continuous product development, we reserve the right to amend specifications without notice.
RTK Instruments Limited Telephone: +44 (0)1423 580500
St James Business Park, Facsimile: +44 (0)1423 580501
Knaresborough, North Yorkshire, Web: www.rtkinstruments.com
England. HG5 8PJ Email: enquiry@rtkinstruments.com
Doc DFR30IS-0

pageCatalog pdf di En 2012-06-22-01