Precision Digital Corporation Trident PD765 Instruction Manual
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Precision Digital Corporation Trident PD765 Instruction Manual

Process & temperature meters
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Trident Series PD765 Process & Temperature Meters
Instruction Manual
1/8 DIN Digital Panel Meter with NEMA 4X, IP65 Front
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4-20 mA, ± 10 V, TC & RTD Field Selectable Inputs
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Easy Field Scaling in Engineering Units without Applying an Input
Full 4-Digit Display, 0.56" (14.2 mm) or 1.20" (30.5 mm)
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Shallow Depth Case Extends Only 3.6" (91 mm) Behind Panel
Isolated 24 VDC @ 200 mA Transmitter Power Supply Option
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2 Relays + Isolated 4-20 mA Output Options
Free PC-Based MeterView Programming & Monitoring Software
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No Assembly Required
Sunlight Readable Display
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Operating Temperature Range: -40 to 65°C (-40 to 149°F)
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UL & C-UL Listed. E160849; UL 508 Industrial Control Equipment
Input Power Options: 85-265 VAC / 90-265 VDC or 12-36 VDC / 12-24 VAC
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Duplex Pump Controller with Alternation Capability
External Contacts for Remote Button Operation (Trident X2 Only)
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USB, RS-232, & RS-485 Serial Communication Adapters Options
Modbus RTU Communication Protocol Standard
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Copy Meter Settings to Other Trident Meters
Password Protection
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Max/Min Display
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High & Low Alarms with Multiple Reset Actions
Wide Assortment of NEMA 4X Enclosures for up to Ten Meters
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Light / Horn & Reset Button Accessory for Trident X2
Control Station Accessory for Remote Operation of Trident X2
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3-Year Warranty
PRECISION DIGITAL CORPORATION
233 South Street • Hopkinton MA 01748 USA
Tel (800) 343-1001 • Fax (508) 655-8990
www.predig.com

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  • Page 1 Light / Horn & Reset Button Accessory for Trident X2 Control Station Accessory for Remote Operation of Trident X2 • • 3-Year Warranty PRECISION DIGITAL CORPORATION 233 South Street • Hopkinton MA 01748 USA Tel (800) 343-1001 • Fax (508) 655-8990 www.predig.com...
  • Page 2 MeterView software is intuitive, and most customers can get their meter programmed as they like without Limited Warranty even looking in the manual. Precision Digital Corporation warrants this product against defects in material or Watch MeterView Software Video at workmanship for the specified period under “Specifications”...

  • Page 3: Table Of Contents

    4-20 mA to 0-10 VDC Signal Converter............18 External Button Contacts on Trident X2 ............. 18 Four-Position Control Station for Remote Operation of Trident PD765 X2 Buttons ................18 Setup and Programming .................. 19 Overview ......................19 Front Panel Buttons and Status LED Indicators ........19 Display Functions and Messages ..............
  • Page 4 Trident Series PD765 Process & Temperature Meters Instruction Manual Setting Up the Password (pass) ..............30 Locking the Meter ..................30 Unlocking the Meter ..................30 Advanced Features Menu ................30 Advanced Features Menu & Display Messages .......... 30 Offset Adjustment (Adj) ................31 Noise Filter (fltr) ..................
  • Page 5 Trident Series PD765 Process & Temperature Meters Instruction Manual Table of Figures Figure 1. Panel Cutout and Mounting ..............11 Figure 2. Meter Dimensions – Side View ............11 Figure 3. Case Dimensions – Top View .............. 11 Figure 4. Connector Labeling for PD765-#R0-00 ..........12 Figure 5.

  • Page 6: Introduction

    Trident Series PD765 Process & Temperature Meters Instruction Manual Introduction Ordering Information The PD765 Trident digital panel meter is one of the Trident most versatile digital panel meters on the market and 85-265 VAC 12-36 VDC will satisfy a wide variety of process and temperature Options Installed Model Model...
  • Page 7 Trident Series PD765 Process & Temperature Meters Instruction Manual Light / Horn Accessories for Trident X2 PDA2360 Control Stations for Trident X2 Model Description Model Description Emergency Stop Button PDA2360-E Red Light / Horn and Reset Button MOD-LHRB1 1 Black Ack Button PDA2361-A with Holes Drilled in Enclosure 1 Black Silence Button...

  • Page 8: Specifications

    Trident Series PD765 Process & Temperature Meters Instruction Manual Specifications 3 years parts & labor. See Warranty In- Warranty formation and Terms & Conditions on www.predig.com for complete details. Except where noted all specifications apply to Process Input operation at +25°C. General Inputs 0-20 mA, 4-20 mA, 1-5 V, ±10 V...

  • Page 9: Relays Option

    Trident Series PD765 Process & Temperature Meters Instruction Manual Relays Option Serial Communications 2 Form C (SPDT); rated 3 A @ 30 VDC EIA-232, and EIA-485 with PDA7232 Rating Compatibility or 3 A @ 250 VAC resistive load; and PDA7422 Trident adapters. 1/14 HP (≈...

  • Page 10: Mod-Lh Light / Horn

    Trident Series PD765 Process & Temperature Meters Instruction Manual MOD-LH Light / Horn Compliance Information Available for Trident X2 only. Safety these Models Light Colors MOD-LH Models: Red, green, yellow, Ul Listed USA and Canada blue or white. UL 508 Industrial Control Equipment MOD-LH5CB1: User selectable: red, Ul File Number green, yellow, blue, or white.

  • Page 11: Safety Information

    Trident Series PD765 Process & Temperature Meters Instruction Manual Safety Information Mounting Dimensions Read complete instructions prior to installation • 1.76" (45mm) and operation of the meter. • Risk of electric shock. • Hazardous voltages exist within enclosure. • Installation and service should be performed only 2.45"...

  • Page 12: Connections

    Trident Series PD765 Process & Temperature Meters Instruction Manual Connections All connections are made to removable screw terminal connectors located at the rear of the meter. Use copper wire with 60°C or 60/75°C insulation • for all line voltage connections. Observe all safety regulations.

  • Page 13: Figure 11. Connector Labeling For Pd765-7R5-00

    Trident Series PD765 Process & Temperature Meters Instruction Manual Figure 11. Connector Labeling for PD765-7R5-00 Figure 15. Connector Labeling for PD765-#X2-00 Figure 12. Connector Labeling for PD765-6R5-10 Figure 16. Connector Labeling for PD765-6X2-10 Figure 13. Connector Labeling for PD765-#X0-00 Figure 17. Connector Labeling for PD765-#X3-00 Figure 14.

  • Page 14: Power Connections

    Trident Series PD765 Process & Temperature Meters Instruction Manual Signal Connections Signal connections are made to a five-terminal connector labeled SIGNAL shown in Figures 4-21. See page 12. Connector Labeling. The COM (common) terminal is the return for all types of input signals.

  • Page 15: Serial Communication

    Trident Series PD765 Process & Temperature Meters Instruction Manual Thermocouple and RTD Connections The following figures show examples for thermocouple and RTD connections. The RTD/TC selector switch must be set to the proper position for the meter to accept the selected temperature input.

  • Page 16: Relays And 24 V Output Connections

    Trident Series PD765 Process & Temperature Meters Instruction Manual Relays and 24 V Output Notes: Inductive relay rating is 1/14 HP (50 W) at Connections 115/230 VAC Relay connections are made to a six-terminal Use capacitors rated for 250 VAC. connector labeled RELAY1, RELAY2.

  • Page 17: Ma Output & Input Signal Connections

    Trident Series PD765 Process & Temperature Meters Instruction Manual 4-20 mA Output & Input Signal mA OUT Connections External The Trident X2, with an optional 4-20 mA output, can Power be used as an isolated temperature transmitter with a Supply big display by converting the thermocouple or RTD in- put into an isolated 4-20 mA output.

  • Page 18: Isolated 4-20 Ma Signal Splitters & Converters

    4-20 mA signal splitter. Four-Position Control Station for Remote Operation of Trident PD765 X2 Buttons The Trident PD765 X2's four programming and operations buttons can be remotely controlled by Figure 37. Passive 4-20 mA Output from Trident Meter using the...

  • Page 19: Setup And Programming

    Trident Series PD765 Process & Temperature Meters Instruction Manual Setup and Programming Front Panel Buttons and Status LED Indicators This section describes how to program the Trident meter using the front panel buttons. The Trident meter Trident Standard Display can also be programmed using Meterview Software as described on page 34, or by copying the program- ing from meter to the next as described on page 33.

  • Page 20: Display Functions And Messages

    Trident Series PD765 Process & Temperature Meters Instruction Manual Display Functions and Messages Display Parameter Action/Setting Set 1 Program set point 1 Set1 The meter displays various functions and messages Reset 1 Program reset point 1 rSt1 during setup/programming and operation. The Setup relay 2 RLY2 Relay 2...

  • Page 21: Main Menu

    Trident Series PD765 Process & Temperature Meters Instruction Manual Main Menu Setting Up the Meter (setu) The main menu consists of the most commonly used The Setup menu is used to select: functions: Setup and Password. Input signal the meter will accept •...

  • Page 22: Setting The Decimal Point (Dc. P T)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Programming the Meter (prog) If RTD is selected, the display shows A385 or A392. Select the coefficient to match the RTD sensor, either 0.00385 (A385, European curve) or 0.00392 (A392, The meter may either be scaled (ScAL) without American curve).

  • Page 23: Calibrating The Meter (Cal)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Minimum Input Span Recommended Calibration Points The minimum input span is the minimum difference To recalibrate the meter, it is recommended to use between input 1 and input 2 signals required to the Fahrenheit scale;...

  • Page 24: Setting The Relay Operation (Rely)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Setting the Relay Operation (rely) Setting the Relay Action This menu allows you to set up the operation of the The relays’ Action menu allows the user to set up the relays: operation of the relays.

  • Page 25: Relay And Alarm Operation

    Trident Series PD765 Process & Temperature Meters Instruction Manual Setting Fail-Safe Operation Sensor Break Operation The following graphs illustrate the operation of how The fail-safe operation is set independently for each the meter reacts when a sensor break is detected. relay.
  • Page 26 Trident Series PD765 Process & Temperature Meters Instruction Manual Low Alarm Operation (Set < Reset) Time Delay Operation The following graphs show the operation of the time delay function. If the signal crosses the set point, the On time delay timer starts and the relay trips when the time delay has elapsed.
  • Page 27 Trident Series PD765 Process & Temperature Meters Instruction Manual High Alarm with Fail-Safe Operation Low Alarm with Fail-Safe Operation (Set < Reset) (Set > Reset) Fail-safe operation: relay coil is energized in non- Fail-safe operation: relay coil is energized in non- alarm condition.
  • Page 28 Trident Series PD765 Process & Temperature Meters Instruction Manual Pump Controller with Dual-Pump Alternation The PD765 can be used as a low-cost pump controller when combined with a continuous level transmitter. One of the most common pump control application is shown below: controlling and alternating two pumps. The goal is to control the level between 1000 and 6000 gallons.

  • Page 29: Scaling The 4-20 Ma Analog Output (Aout)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Scaling the 4-20 mA Analog Output Program the Sensor Break Output (Aout) Value (SEbr) The 4-20 mA analog output can be scaled to provide The sensor break value corresponds to the output a 4-20 mA signal for any display range selected.

  • Page 30: Setting Up The Password (Pass)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Setting Up the Password (pass) Forgot the Password? The password may be disabled by the following The Password menu is used to program a four-digit procedure: password to prevent unauthorized changes to the Note display reading prior to pressing the Menu programmed parameter settings.

  • Page 31: Offset Adjustment (Adj)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Offset Adjustment (Adj) Display Functions and Messages This parameter allows the user to select an offset Display Parameter Action/Setting adjustment to the temperature being displayed. Offset another meter adjustment values can be either positive or negative Copy function completed Done done...

  • Page 32: Serial Communications (Serl)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Serial Communications (serl) Linear or Square Root Function (linr or Sqrt) The meter is equipped with serial communications capability as a standard feature using PDC protocol Meters are set up at the factory for linear function. and MeterView software or using the Modbus RTU The linear function provides a display that is linear protocol.

  • Page 33: Display Intensity (Inty)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Display Intensity (inty) Meter Cloning Instructions The Display Intensity function allows the selection of eight levels of intensity for various lighting conditions. • Do not connect the two meters to the same 4-20 mA loop while cloning.

  • Page 34: Meterview Software

    Trident Series PD765 Process & Temperature Meters Instruction Manual Meterview Software Monitoring System Parts The following table illustrates the parts needed to monitor 10 Trident meters: Quantity Model Description Trident RS-485 PDA7422 Serial Adapter USB to RS-485 PDA8485-I Isolated Converter MeterView Installation 1.

  • Page 35: Meterview Main Window

    Trident Series PD765 Process & Temperature Meters Instruction Manual MeterView Main Window Main Window Menus The MeterView main window contains the following The main MeterView window shows the present menus: reading(s), relays/alarm status, tag number(s) • File menu and selected engineering units, along with other •...

  • Page 36: Configuration Window

    Trident Series PD765 Process & Temperature Meters Instruction Manual Configuration Window Right Click Menu By right clicking on a meter on the screen a menu will Click on Configure in the right click menu to open a appear with the following options: meter’s configuration window.

  • Page 37: Password Menu

    Trident Series PD765 Process & Temperature Meters Instruction Manual Set Up Decimal Point Click on the arrow next to the dd.dd box and then It is recommended to save a configuration click on the desired decimal point position. Decimal file before changing any setting and before point selection is available for 4-20 mA and 0-10 V in- any calibration operation.

  • Page 38: Scaling Tab

    Trident Series PD765 Process & Temperature Meters Instruction Manual Scaling Tab Info Tab In the configuration window, click on the Scaling tab In the configuration window, click on the info tab to to view the scaling settings for process inputs (current view the firmware number and version.

  • Page 39: Serial Communication Setup

    Trident Series PD765 Process & Temperature Meters Instruction Manual Serial Communication Setup Logging Meter Data to File 1. Click on the arrow next to the Interval box to select an interval from 2 to 60 or select manual Addresses for Trident Meter to log the data only when the Log button is and MeterView are set to 00 at clicked (Log button is only visible when...

  • Page 40: Internal Calibration (Ical)

    Trident Series PD765 Process & Temperature Meters Instruction Manual Internal Calibration (ICal) For instructions on how to program numeric values see Setting Numeric Values, page 21. There is no need to recalibrate the meter • when first received from the factory. The meter is factory calibrated prior to •...

  • Page 41: Operation

    Remote Operation of Trident X2 Front Panel Buttons The Trident PD765 X2's four programming and opera- tions buttons can be remotely controlled for perform- ing such remote actions as resetting relays, viewing and resetting max / min readings and programming the meter.

  • Page 42: Troubleshooting

    Trident Series PD765 Process & Temperature Meters Instruction Manual Troubleshooting Reset Meter to Factory Defaults When the parameters have been changed in a way For an Interactive Virtual that is difficult to determine what’s happening, it might Meter Demo visit predig.com/tvm be better to start the setup process from the factory defaults.

  • Page 43: Factory Defaults & User Settings

    Trident Series PD765 Process & Temperature Meters Instruction Manual Factory Defaults & User Settings Parameter Display Default User Setting Setting The following table shows the factory setting for most of the programmable parameters on the meter. Next Break 1 Brk1 to the factory setting, the user may record the new Break 2 Brk2...

  • Page 44: Troubleshooting Tips

    Trident Series PD765 Process & Temperature Meters Instruction Manual Troubleshooting Tips This meter is a highly sophisticated instrument with an extensive list of features and capabilities. If the front panel but- tons are used to program the meter, it may be a difficult task to keep everything straight. That is why we strongly rec- ommend the use of the MeterView software for all programming activities.

  • Page 45: Quick Interface Reference Guide

    Trident Series PD765 Process & Temperature Meters Instruction Manual Quick Interface Reference Guide Run Mode A385 4-20 mA Input Display A392 Max/Min 0-10 V Setup Type J Type K Password Type T Type T.0 Locked Unlocked Type E TC or RTD? Decimal dddd Point...
  • Page 46 Trident Series PD765 Process & Temperature Meters Instruction Manual Pushbutton Function Menu Go to Programming Mode or leave Programming, Advanced Features, and Max/Min Modes. Right Arrow Move to next digit. Up Arrow Move to next selection or increment digit. Enter/Ack Accept selection/value and move to next selection.

  • Page 47: Eu Declaration Of Conformity

    EN 55011:2009+A1:2010, EN 61000-6-2:2005, EN 61010-1:2010, and EN 61326:2013 and there were no major technical changes affecting the latest technical knowledge for the products listed above. Product Markings: Signed for and on behalf of Precision Digital Corporation: Name: Jeffrey Peters Company:...
  • Page 48 Email: sales@predig.com Place Orders Email: orders@predig.com For the latest version of this manual please visit www.predig.com PRECISION DIGITAL CORPORATION 233 South Street • Hopkinton MA 01748 USA Tel (800) 343-1001 • Fax (508) 655-8990 www.predig.com LIM765_T SFT031 & SFT077 Ver 3.300 & up...

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