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PD6870 EXPLOSION-PROOF
LOOP-POWERED PROCESS METER
4-20 mA input
1 V drop (4 V with Backlight)
3½ Digits LCD, 1" High
Loop-Powered Backlight Option
®
HART
Protocol Transparent
Explosion-Proof, IP68, NEMA 4X Enclosure
Flanges for Wall or Pipe Mounting
Easy Calibration and Installation
Operates from -40 to 75°C
PRECISION DIGITAL CORPORATION
89 October Hill Road • Holliston MA 01746 USA
Tel (800) 343-1001 • Fax (508) 655-8990
www.predig.com
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Related Manuals for Precision Digital Corporation ProtEx One PD6870
Summary of Contents for Precision Digital Corporation ProtEx One PD6870
- Page 1 Explosion-Proof, IP68, NEMA 4X Enclosure Flanges for Wall or Pipe Mounting Easy Calibration and Installation Operates from -40 to 75°C PRECISION DIGITAL CORPORATION 89 October Hill Road • Holliston MA 01746 USA Tel (800) 343-1001 • Fax (508) 655-8990 www.predig.com...
- Page 2 • Cover must be fully engaged to meet flameproof/explsion-proof requirements. Limited Warranty Precision Digital Corporation warrants this product against defects in material or workmanship for the specified period under “Specifications” from the date of shipment from the factory. Precision Digital’s liability under this limited warranty shall not exceed the purchase value, repair, or replacement of the defective unit.
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Page 3: Introduction
PD6870 Loop-Powered Process Meter Instruction Manual INTRODUCTION The ProtEX-One PD6870 is a rugged, loop-powered meter with 1" display digits in an explosion-proof enclosure for demanding applications in hazardous areas or in the harshest environmental conditions. The meter derives all of its power from the 4-20 mA loop with a small 1 volt drop for easy installation in almost any system. -
Page 4: Table Of Contents
PD6870 Loop-Powered Process Meter Instruction Manual Table of Contents INTRODUCTION ---------------------------------------------------------------------- 3 ORDERING INFORMATION ------------------------------------------------------- 3 SPECIFICATIONS -------------------------------------------------------------------- 5 General ------------------------------------------------------------------------------------------- 5 Input ----------------------------------------------------------------------------------------------- 6 Product Ratings and Approvals --------------------------------------------------------- 7 Electromagnetic Compatibility ----------------------------------------------------------- 8 ... -
Page 5: Specifications
PD6870 Loop-Powered Process Meter Instruction Manual SPECIFICATIONS Except where noted all specifications apply to operation at +25°C. General DISPLAY 3 ½ digit LCD 1" (25.4 mm); -1999 to 1999 DISPLAY 2.5 Updates/Second UPDATE RATE OVERRANGE Display reads on the left most digit PROGRAMMING Four front mounted rotary control dials accessed when the METHOD... -
Page 6: Input
PD6870 Loop-Powered Process Meter Instruction Manual Input ACCURACY ±0.1% of full span ±1 count TEMPERATURE 150 PPM/C from -40 to 75C ambient DRIFT DECIMAL POINT User selectable decimal point CALIBRATION 4 mA input: -1000 to +1000; 20 mA between 20 and 2000 RANGE counts greater than 4 mA display. -
Page 7: Product Ratings And Approvals
PD6870 Loop-Powered Process Meter Instruction Manual Product Ratings and Approvals Class I, Division 1, Groups B, C, D Class II, Division 1, Groups E, F, G Class III, Division 1; T6 Class I, Zone 1, AEx d IIC T6 Gb Zone 21, AEx tb IIIC T85°C Ta = -40°C to +75°C Enclosure: Type 4X &... -
Page 8: Electromagnetic Compatibility
PD6870 Loop-Powered Process Meter Instruction Manual Electromagnetic Compatibility EN 61326:2006 EMISSIONS Safety requirements for measurement, control, and laboratory use – Industrial Group 1 Class A ISM emissions requirements Class A Radiated Emissions EN 61326:2006 IMMUNITY Safety requirements for measurement, control, and laboratory use ±4 kV contact, ±8 kV air... -
Page 9: Installation
PD6870 Loop-Powered Process Meter Instruction Manual INSTALLATION For Installation in USA: The PD6870 must be installed in accordance with the National Electrical Code (NEC) NFPA 70. For Installation in Canada: Install in accordance with applicable local and national regulations (e.g. NEC). The PD6870 must be installed in accordance with the Canadian Electrical Code CSA 22.1. -
Page 10: Unpacking
PD6870 Loop-Powered Process Meter Instruction Manual Unpacking Remove the meter from box. Inspect 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. -
Page 11: Pd6870 Connections
PD6870 Loop-Powered Process Meter Instruction Manual Connections WARNINGS Static electricity can damage sensitive components. Observe safe handling precautions for static-sensitive components. Use proper grounding procedures/codes. If the meter is installed in a high voltage environment and a fault or installation error occurs, high voltage may be present on any lead or terminal. -
Page 12: Connections & Wiring Diagrams
PD6870 Loop-Powered Process Meter Instruction Manual Connections & Wiring Diagrams Signal connections are made to a three-terminal connector mounted on the rear of the display module. The enclosure also provides one internal and one external earth grounding screw. The 4-20 mA input with no backlight has a maximum voltage drop of 1 V and is wired as shown in Figure 2. -
Page 13: Setup
PD6870 Loop-Powered Process Meter Instruction Manual SETUP Overview Setup is done using four rotary control dials located on the front of the display module that are accessed when the meter cover is removed. Setup is performed using a 4-20 mA signal source and scaling the 4 and 20 mA readings using the control dials. -
Page 14: Setting Up The Meter
PD6870 Loop-Powered Process Meter Instruction Manual Setting Up the Meter Calibrating the Meter The meter is provided factory calibrated to display -50.0 at 4 mA and 150.0 at 20 mA. HI and LO coarse and fine controls are labeled on the front of the display. Use the HI and LO controls for large range changes during calibration and the HI FINE and LO FINE controls for precision changes. -
Page 15: Factory Defaults & User Settings
PD6870 Loop-Powered Process Meter Instruction Manual Factory Defaults & User Settings The following table shows the factory setting for most of the programmable parameters on the meter. Next to the factory setting, the user may record the new setting for the particular application. Model: ______________ S/N: _______________ Date: _________ Parameter... -
Page 16: Troubleshooting
PD6870 Loop-Powered Process Meter Instruction Manual TROUBLESHOOTING The 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 to the recommendations below. Troubleshooting Tips Symptom Check/Action... -
Page 17: Mounting Dimensions
PD6870 Loop-Powered Process Meter Instruction Manual MOUNTING DIMENSIONS All units: inches [mm] 3.35 [85.1] 2.25 [57.1] 0.32 [8.2] 5.65 [143.5] 5.25 [133.4] Figure 4. Enclosure Dimensions – Front View... -
Page 18: Figure 5. Enclosure Dimensions - Side Cross Section View
PD6870 Loop-Powered Process Meter Instruction Manual 3.35 [85.0] 4.15 [105.5] 4.86 [123.5] 3.22 [81.9] Figure 5. Enclosure Dimensions – Side Cross Section View Note: The supplied conduit plug may extend up to 0.6 in [15 mm] from the conduit opening when installed. -
Page 19: Ec Declaration Of Conformity
Tamb -40°C to +75°C IEC 61010-1:2001 & EN 61010-1:2001, including Group and National Differences as they apply for AU, CA, US and KR Community Directives: 94/9/EC ATEX Directive 2004/108/EC EMC Directive Name: Jeffrey Peters Company: Precision Digital Corporation Title: President Date: 1/1/2011... - Page 20 PD6870 Loop-Powered Process Meter Instruction Manual How to Contact Precision Digital For Technical Support: Call: (800) 610-5239 or (508) 655-7300 Fax: (508) 655-8990 Email: support@predig.com For Sales Support: Call: (800) 343-1001 or (508) 655-7300 Fax: (508) 655-8990 Email: sales@predig.com ...
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