Ūdens iela 23, Riga, Latvija +370 640 20 911 info@tekknow.lv
  • Cilpa 4-20mA indikators. Sertificēts ar ATEX, IECEx, un FM
  • Darba temperatūra no -40 līdz + 70 ° C
  • Bold 34mm high 4 digit display with optional backlight
  • Robust GRP enclosure providing IP66 protection. Can be mounted by itself or inside a sampling system enclosure
  • Built-in terminal compartment for easy wiring
  • Two optional galvanically isolated solid state alarm outputs

The Intrinsically Safe Field Display is a 4-digit loop-powered local monitor for the Easidew PRO I.S. and Easidew I.S. transmitters. It is certified with ATEX, IECEx, and FM and housed in an IP66 enclosure with a terminal compartment for wiring. The measurement unit can be labelled as ppmV, ppmW, °C dp or °F dp.

Technical Specifications

Current (dp) 4 to 20mA
Voltage drop Less than 1.2V at 20°C
Less than 1.3V at –40°C
Less than 5V with optional loop powered
Type Liquid crystal, non-multiplexed 4 digits 34mm high
Resolution Dewpoint
   0.1 °C/°F
ppmV / ppmW
   1 for 1000 – 9999
   0.1 for 100.0 – 999.9
   0.01 for 10.00 – 99.99
   0.001 for 0.000 – 9.999
Span Adjustable between 0 & ±9999 with 20mA input
Zero Adjustable between 0 & ±9999 with 4mA input
Over-Range/Under-Range 9999 or –9999 with all decimal points flashing
Certification (Display Only)
ATEX Group II Category 1GD
Ex ia IIC T5 Ga
Ta = -40 to +70°C
IECEx Ex ia IIC T5 Ga
Tamb = -40 to 70°C
FM CL I, II, III: Div 1: GP A, B, C, D, E, F & G
T4 @ 70°C
Operating Temperature -40 to +70°C (-20 to +60°C for FM version)
Storage Temperature -40 to +85°C
Humidity To 95% at 40°C non-condensing
Enclosure IP66
Terminals (dp) Screw clamp for 0.5 to 1.5mm2 conductors
Weight 1.7kg
Backlight Green, loop powered. Voltage drop of indicator plus backlight less than 5V
Alarms Two alarm outputs each of which may be independently configured. Isolated solid state switch complying with requirements for simple apparatus
Ron 5Ω + 0.7V max
Roff 1MΩ min
External Keypad Membrane keypad enables indicator to be configured without removing cover
Stainless Steel Legend Plate Etched legend plate with tag number or application attached to front of the instrument
Pipe Mount Kit Stainless steel bracket secured by two stainless steel worm drive hose clips for 60 to 80mm (outside diameter) vertical or horizontal pipe

If you have any questions about this product feel free to contact with us by
email: This email address is being protected from spambots. You need JavaScript enabled to view it. OR phone: +370 (5) 210 22 74.


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