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YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer
Instruction Manual
• Fully-Approved Explosion-Proof Loop-Powered Rate/Totalizer
• 4-20 mA Input with ±0.03% Accuracy
• 3.0 Volt Drop (6.0 Volt Drop with Backlight)
• Easy Field Scaling in Engineering Units without Applying an Input
• 0.7" (17.8 mm) 5 Digits Upper Display for Rate
• 0.4" (10.2 mm) 7 Alphanumeric Characters Lower Display for Total, Tag, or Units
• Simultaneous 5-Digit Rate and 7-Digit Total Display
• Rate in Units per Second, Minute, Hour, or Day
• Display Open Channel Flow with Programmable Exponent Feature
• Open Collector Pulse or Alarm Output
• Display Mountable at 0°, 90°, 180°, & 270°
• SafeTouch Through-Glass Button Programming
• HART
®
Protocol Transparent
• Loop or External DC-Powered Backlight Standard
• Operating Temperature Range: -40 to 75°C (-40 to 167°F)
• CSA Certified as Explosion-Proof / Dust-Ignition Proof / Flame-Proof
• ATEX and IECEx Certified as Flame-Proof and Protection by Enclosure
• Conformal Coated PCBs for Dust and Humidity Protection
• Password Protection for Programming Only
• 32-Point Linearization, Square Root Extraction and Programable Exponent Function
• Wide Viewing Angle
• Flange for Wall or Pipe Mounting
• Explosion-Proof, IP68, NEMA 4X Die-Cast Aluminum Enclosure
• Two 3/4" NPT Threaded Conduit Openings
• 3-Year Warranty
YOKOGAWA
•
12530 West Airport Blvd
Sugar Land, Texas 77478, USA
Tel (770) 253-7000 • (800) 888-6400
www.yokogawa.com/us
IECEx
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Troubleshooting
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Summary of Contents for YOKOGAWA YPP6820
- Page 1 YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual IECEx • Fully-Approved Explosion-Proof Loop-Powered Rate/Totalizer • 4-20 mA Input with ±0.03% Accuracy • 3.0 Volt Drop (6.0 Volt Drop with Backlight) • Easy Field Scaling in Engineering Units without Applying an Input • 0.7" (17.8 mm) 5 Digits Upper Display for Rate •...
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Page 2: Introduction
Instruction Manual Introduction Disclaimer The information contained in this document The YPP6820 is a rugged, explosion-proof loop- is subject to change without notice. Yokogawa powered rate/totalizer fully featured for makes no representations or warranties with re- demanding applications in hazardous areas or in the spect to the contents hereof;... -
Page 3: Table Of Contents
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Table of Contents Introduction ......................2 Ordering Information ..................2 Specifications ..................... 5 General ......................5 Input ........................ 5 Rate/Totalizer ....................6 Open Collector Output ................... 6 General Compliance Information ..............7 Electromagnetic Compatibility ..............7 Product Ratings and Approvals.............. - Page 4 YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Table of Figures Figure 1. Enclosure Dimensions - Front View ..........9 Figure 2. Enclosure Dimensions - Side View ........... 9 Figure 3. Enclosure Dimensions - Top View ............ 9 Figure 4. Connector Board ................10 Figure 5.
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Page 5: Specifications
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Specifications Overall 5.65" x 5.25" x 4.86" (W x H x D) Dimensions (144 mm x 133 mm x 124 mm) Except where noted all specifications apply to operation at +25°C. Weight 5.00 lbs (80 oz, 2.27 kg) -
Page 6: Rate/Totalizer
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Open Collector Output Rate/Totalizer Rate Display 0 to 99,999 leading zero blanking Rating Isolated open collector, sinking NPN 30 VDC @ 150 mA max. Total Display 0 to 9,999,999 leading zero blanking Alarm Output... -
Page 7: General Compliance Information
Product Ratings and Approvals For European Community: Explosion-proof for use in: The YPP6820 must be installed in accordance with the Class I, Division 1, Groups B, C and D ATEX directive 2014/34/EU, the product certificate Sira Dust-ignition-proof for use in: 13ATEX1121X, and the product manual. -
Page 8: Safety Information
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Safety Information Installation For Installation in USA: The YPP6820 must be installed in accordance with the National Electrical • Read complete instructions prior to Code (NEC) NFPA 70. installation and operation of the annunciator. -
Page 9: Mounting
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Dimensions Mounting The YPP6820 Series includes a built-in mounting All units: inches [mm] flange that may be used for pipe mounting or wall mounting. Alternatively, the unit may be supported by the conduit using the conduit holes provided. -
Page 10: Connections
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Connections • Observe all safety regulations. Electrical wiring To access the connectors, remove the enclosure should be performed in accordance with all cover and unscrew the two captive screws that fasten agency requirements and applicable national, the display module. -
Page 11: Wiring Diagrams
UNLOCK LOCK 9-36 LOOP a relay as shown in Figure 10. To avoid damaging the YPP6820’s amplifying components, use care not to wire incorrectly or Figure 5. Connections without Backlight exceed output ratings. A diode, such as 1N4000 series, will provide protection from relay transients. -
Page 12: Setup And Programming
SafeTouch Buttons Use a password to prevent tampering. After all connections have been completed and The YPP6820 is equipped with four sensors that verified, apply power to the loop. operate as through-glass buttons so that it can be programmed and operated without removing the cover (and exposing the electronics) in a hazardous •... -
Page 13: Buttons And Display
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Buttons and Display Menu Button • Press the Menu button to enter or exit the Programming Mode at any time. • Press and hold the Menu button for five seconds to access the Advanced features of the meter. -
Page 14: Main Menu Display Functions & Messages
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Main Menu Display Functions & Display Parameter Action/Setting Messages SETUP Setup Enter Setup menu The meter displays various functions and messages DeC. . p t Decimal point Enter Decimal Point menu during setup, programming, and operation. The table... -
Page 15: Setting Up The Meter (Setup)
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Setting the Decimal Point (dec. P T) Setting Up the Meter (SETUP) Rate decimal point may be set with up to four decimal The Setup menu is used to select: places or with no decimal point at all. Total decimal... -
Page 16: Programming The Meter (Prog)
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Programming the Meter (Prog) Scaling the Meter (SCale) The meter may either be scaled (SCALE) without The 4-20 mA input can be scaled to display the applying an input or calibrated (Cal) by applying an process in engineering units. -
Page 17: Setting The Time Base (T. B Ase)
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Minimum Input Span Calibrating the Meter (Cal) The minimum input span is the minimum difference To scale the meter without a signal source between input 1 and input 2 signals required to refer to Scaling the Meter (SCale) on complete the calibration or scaling of the meter. -
Page 18: Setting The Total Conversion Factor (Totcf)
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Setting the Total Conversion Factor Setting the Tag Display (tag) (totCF) The meter can be set to display a combination of seven alphanumeric characters for engineering units Total Conversion Factor is used to convert to a (e.g. -
Page 19: Setting Up The Password (Passwrd)
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Setting Up the Password (PASSWRD) Disabling Password Protection The Password menu is used to program a five-digit To disable the password protection, access the password to prevent unauthorized changes to the Password menu and enter the correct password programmed parameter settings. -
Page 20: Advanced Features Menu
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Advanced Features Menu & Advanced Features Menu Display Messages To simplify the setup process, functions not needed The following table shows the Advanced features for most applications are located in the Advanced menu functions and messages in the order they features menu. -
Page 21: Alarm & Pulse Output (Output)
Instruction Manual Alarm & Pulse Output (OUTPUT) Pulse Output Scaler (count) The YPP6820 is equipped with an NPN open collector The pulse output scaler (count) corresponds to the output that may be set up for high or low rate alarm total units (e.g. -
Page 22: Advanced Function Selection (Functn)
The square root function can be used to linearize the signal from a differential pressure transmitter and display flow rate in engineering units. YPP6820 Displaying Flow Rate by Extracting Square Root from DP Transmitter Signal. Low-Flow Cutoff (CUTOFF) The low-flow cutoff feature allows the meter to be... -
Page 23: Programmable Exponent Linearization (Prog. E )
The YPP6820, in combination with an ultrasonic level transmitter, makes for an economical way to measure and display open channel flow rate and total in most weirs and flumes. -
Page 24: Internal Calibration (Ical)
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual INFO Internal Calibration (ICAL) Information The Internal calibration menu is part of the Advanced There is no need to recalibrate the meter for features menu. It shows software identification milliamps when first received from the factory. -
Page 25: Operation
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Operation Reset Meter to Factory Defaults When the parameters have been changed in a way Front Panel Buttons Operation that is difficult to determine what’s happening, it might be better to start the setup process from the factory... -
Page 26: Troubleshooting
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Troubleshooting Due to the many features and functions of the meter, it’s possible that the setup of the meter does not agree with what an operator expects to see. If the meter is not working as expected, refer to the Diagnostics menu and consult the recommendations described below. -
Page 27: Quick User Interface Reference
YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Quick User Interface Reference Pushbutton Function MENU Go to programming mode or leave programming. Hold for 5 seconds to enter Advanced Features menu directly. RIGHT Move to next digit. Go to Arrow previous menu or alphanumeric character selection. - Page 28 YPP6820 Explosion-Proof Loop-Powered Rate/Totalizer Instruction Manual Contact Yokogawa Sales and Technical Support www.yokogawa.com/us/contact For the latest version of this manual please visit www.yokogawa.com/us YOKOGAWA • 12530 West Airport Blvd Sugar Land, Texas 77478, USA LIM6820YK_F Tel (770) 253-7000 • (800) 888-6400 SFT049 Ver 1.200 &...