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PD6870 Explosion-Proof Loop-Powered Process Meter 

Instruction Manual

 

 

PRECISION DIGITAL CORPORATION

 

 

233 South Street • Hopkinton MA 01748 USA 

Tel (800) 343-1001 • Fax (508) 655-8990 

www.predig.com

 

 

 

 

  Fully-Approved Explosion-Proof Loop-Powered Process Meter 

  4-20 mA Input 

  1 Volt Drop (4 Volt Drop with Backlight)  

  1.0" (25.4 mm) 3½ Digits LCD Display; -1000 to 1999 

  Display Mountable at 0°, 90°, 180°, & 270°  

  HART

®

 Protocol Transparent  

  Loop-Powered Backlight Option  

  Operating Temperature Range: -40 to 75°C (-40 to 167°F)  

  Zero & Span Potentiometer Adjustments for Easy Field Scaling 

  Conformal Coated PCBs for Dust and Humidity Protection 

  FM Approved as Explosion-Proof / Dust-Ignition Proof / Flame-Proof 

  CSA Certified as Explosion-Proof / Dust-Ignition Proof / Flame-Proof 

  ATEX and IECEx Certified as Flame-Proof 

  Wide Viewing Angle 

  Flanges for Wall or Pipe Mounting 

  Explosion-Proof, IP68, NEMA 4X Die-Cast Aluminum Enclosure  

  Two 3/4" NPT Threaded Conduit Openings (One Plug Installed)  

  2" U-Bolt Kits Available 

  Stainless Steel Tag Available 

  3-Year Warranty 

 

Summary of Contents for PD6870

Page 1: ...nt Loop Powered Backlight Option Operating Temperature Range 40 to 75 C 40 to 167 F Zero Span Potentiometer Adjustments for Easy Field Scaling Conformal Coated PCBs for Dust and Humidity Protection FM...

Page 2: ...t of the defective unit See Warranty Information and Terms Conditions on www predig com for complete details 2021 Precision Digital Corporation All rights reserved Introduction The ProtEX FarVu PD6870...

Page 3: ...ag that can be customized with three lines of text Each tag comes with a stainless steel wire and lead seal for easy mounting wherever you need Dimensions Useful Tools PD9501 Multi Function Calibrator...

Page 4: ...er Jam Screw 8 Connections 8 Wiring Diagrams 8 Setup 9 Overview 9 Scaling Controls and Display 9 Setting Up the Meter 9 Setting the Decimal Point 9 Minimum Maximum Input Span 9 Calibrating the Meter 9...

Page 5: ...ion resistant epoxy coating Color Blue Window Glass Two NPT threaded conduit openings One NPT nickel plated brass conduit plug with 12 mm hex key fitting installed Mounting May be mounted directly to...

Page 6: ...an explosive atmosphere then appropriate protection of the free end of the cable shall be provided Year of Construction This information is contained within the serial number with the first four digi...

Page 7: ...t the packaging and contents for damage Report damages if any to the carrier If any part is missing or the meter malfunctions please contact your supplier or the factory for assistance Pre Installed C...

Page 8: ...g the installed loop powered backlight op tion Refer to Figure 3 for terminal positions Observe all safety regulations Electrical wiring should be performed in accordance with all agency requirements...

Page 9: ...hat fasten the display module Remove the display module and place the jumper on the desired pins as indicated on the board for decimal point locations of D DDD DD DD DDD D or remove it if no decimal p...

Page 10: ...e rugged design and the user friendly interface of the meter should make it unusual for the installer or operator to refer to this section of the manual If the meter is not working as expected refer t...

Page 11: ...EN 60079 1 2007 EN 60079 31 2009 EN 61010 1 2001 and EN 61326 1 2006 are no longer harmonized The requirements of these standards have been checked against the harmonized standard EN 60079 0 2018 EN 6...

Page 12: ...ax 508 655 8990 www predig com LIM6870_K 06 21 Contact Precision Digital Technical Support Call 800 610 5239 or 508 655 7300 Fax 508 655 8990 Email support predig com Sales Support Call 800 343 1001 o...

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