Precision Digital Corporation Helios PD2-6001 Instruction Manual
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Precision Digital Corporation Helios PD2-6001 Instruction Manual

Large display feet & inches meter
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• Large 1.80" Digits
• Dual-Line 6-Digit Display
• Readable from up to 100 Feet (30 Meters) Away
• Superluminous Sunlight Readable Display
• NEMA 4X, IP65 Rated Field Mountable Enclosure
• Operating Temperature Range of -40 to 65°C (-40 to 150°F)
• Feet and Inches Display Ideal for Level Applications
• 0-20 mA, 4-20 mA, 0-5 V, 1-5 V, and ±10 V Inputs
• Input Power Options Include 85-265 VAC or 12-24 VDC
• Dual-Scale for some Level Applications – Single Input
• Isolated 24 VDC Transmitter Power Supply
• Multi-Pump Alternation Control
• Four (4) Relays + Isolated 4-20 mA Output Options
• Onboard USB & RS-485 Serial Communication Options
• Modbus
• Program the Meter from a PC with onboard USB and MeterView Pro
PRECISION DIGITAL CORPORATION
1.888.610.7664
Helios Large Display Feet & Inches Meter
Instruction Manual
®
RTU Communication Protocol Standard
www.calcert.com
15
10
20
5
25
0
30
PD2-6001
USB Install
Feet & Inches
sales@calcert.com

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Summary of Contents for Precision Digital Corporation Helios PD2-6001

  • Page 1 • Four (4) Relays + Isolated 4-20 mA Output Options • Onboard USB & RS-485 Serial Communication Options • Modbus ® RTU Communication Protocol Standard • Program the Meter from a PC with onboard USB and MeterView Pro PRECISION DIGITAL CORPORATION 1.888.610.7664 www.calcert.com sales@calcert.com...
  • Page 2 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.

  • Page 3: Table Of Contents

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Table of Contents Table of Contents ............3 Relay Action for Loss of 4-20 mA Input (Loop Break) Table of Figures .............. 4 ................34 Introduction ..............4 Relay and Alarm Operation Diagrams ....... 34 Ordering Information ............

  • Page 4: Table Of Figures

    A fully loaded Helios PD2-6001 meter comes with four (4) SPDT relays, a 4 20 mA output, two 24 VDC power supplies, five (5) digital inputs and four (4) digital outputs, and RS485 serial communications.

  • Page 5: Specifications

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Specifications Except where noted all specifications apply to operation at +25°C. General Isolation 4 kV input/output-to-power line 500 V input-to-output or output-to-P+ Display Main display: 1.8" (46 mm) high, red supply LEDs separated by feet Overvoltage...

  • Page 6: Relays

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Programmabl 1.0001 to 2.9999 Relay Reset User selectable via front panel buttons or e Exponent digital inputs Automatic reset only (non-latching), Round H Diameter & Length: 999.999 inch or cm when the input passes the reset point.

  • Page 7: Digital Input & Output Terminal

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Digital Input & Output Terminal Source 10 mA maximum output current Current Channels 4 digital inputs & 4 digital outputs Sink Current 1.5 mA minimum input current Digital Input 3 to 5 VDC To be used as pull-up for digital inputs Logic High only.

  • Page 8: Safety Information

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Safety Information Caution: Read complete instructions Warning: Risk of electric shock or personal injury. prior to installation and operation of the meter. Hazardous voltages exist within enclosure. Installation and service should be performed only by trained service personnel.

  • Page 9: Wall Mounting Instructions

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Wall Mounting Instructions The meter can be mounted to any wall using the four provided mounting holes. Note that the bottom mounting holes are located underneath the front door panel. To mount the meter to a wall, follow these instructions.

  • Page 10: Pipe Mounting Instructions

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Pipe Mounting Instructions The meter can also be mounted to a pipe using the optional pipe mounting kit (PDA6260). This kit includes two mounting plates, two U-bolts, and the necessary nuts and bolts. To mount the meter to a pipe using the pipe mounting kit accessory, follow these instructions.

  • Page 11: Transmitter Supply Voltage Selection (P+, P-)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Transmitter Supply Voltage Selection (P+, P-) All meters, including models equipped with the 12-24 VDC power option, are shipped from the factory configured to provide 24 VDC power for the transmitter or sensor. If the transmitter requires 5 or 10 VDC excitation, the switch labeled P+/P- must be configured accordingly.

  • Page 12: Connectors Labeling

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Connectors Labeling The connectors’ label, affixed to the inside of the lower door panel, shows the location of all connectors available with requested configuration. Do not connect any equipment other than Precision Digital’s expansion modules, cables, or meters to the RJ45 M-LINK connector.

  • Page 13: Signal Connections

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Signal Connections Signal connections are made to a six-terminal connector labeled SIGNAL on Figure 7. The COM (common) terminal is the return for the 4-20 mA and the 10 V input signals. Current and Voltage Connections The following figures show examples of current and voltage connections.

  • Page 14: Modbus Rtu Serial Communications

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 INPUT SIGNAL INPUT SIGNAL Signal 3-Wire Voltage Voltage Transducer Signal Figure 11. Voltage Input Connections The meter is capable of accepting any voltage from -10 VDC to +10 VDC. Modbus RTU Serial Communications Serial communications connection can be made to the onboard RS485 terminal block or USB connector shown in Figure 7.

  • Page 15: Switching Inductive Loads

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Switching Inductive Loads The use of suppressors (snubbers) is strongly recommended when switching inductive loads to prevent disrupting the microprocessor’s operation. The suppressors also prolong the life of the relay contacts. Suppression can be obtained with resistor-capacitor (RC) networks assembled by the user or purchased as complete assemblies.

  • Page 16: Rs485 Output Connections

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 RS485 Output Connections An RS-485 connector is provided for the use of advanced Modbus ® serial communications. This connector converts the serial output of the meter to balanced, full or half-duplex RS-485 signals. It has a removable screw terminal connector for the RS-485 terminals which includes Transmit Data (DO) and (/DO), Receive Data (DI) and (/DI), and Signal Ground.

  • Page 17: Figure 16. Rs-485 Two-Wire Multi-Drop Wiring

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual 3. Use shielded cable, twisted-pairs plus ground. Connect ground shield only at one location. Figure 16. RS-485 Two-Wire Multi-Drop Wiring Notes: 1. Termination resistors are optional and values depend on the cable length and characteristic impedance.

  • Page 18: Digital I/O Connections

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Figure 18. Three-Wire RS485 Connection Digital I/O Connections Digital inputs and outputs are provided in order to expand the functionality of the meter. Digital inputs are made via a push button or switch connection to the appropriate digital input connector block and the +5 VDC block.

  • Page 19: 4-20 Ma Output Connections

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual 4-20 mA Output Connections Connections for the 4-20 mA transmitter output are made to the connector terminals labeled MA OUT. The 4-20 mA output may be powered internally or from an external power supply. Figure 21.

  • Page 20: Setup And Programming

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Setup and Programming The meter is factory calibrated prior to shipment to read in milliamps and volts depending on the input selection. The calibration equipment is certified to NIST standards. Overview There are no jumpers to set for the meter input selection.

  • Page 21: Programming Buttons And Status Led Indicators

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Programming Buttons and Status LED Indicators The meter can be programmed using the buttons located behind the front door panel. Use the Menu button to enter or exit Programming Mode, the Up Arrow button to cycle through menu options, and the Enter button to select the menu item or option you want.

  • Page 22: Meterview ® Pro Software

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 MeterView ® Pro Software The meter can also be programmed using the PC-based MeterView Pro software included with the meter. This software is can be installed on any Microsoft® Windows® (2000/XP/Vista/7/8/10) computer by connecting the meter’s onboard USB.

  • Page 23: Display Functions & Messages

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Display Functions & Messages The meter displays various functions and messages during setup, programming, and operation. The following table shows the main menu functions and messages in the order they appear in the menu. Action/Setting Action/Setting Display...
  • Page 24 Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Display Parameter Action/Setting Display Parameter Action/Setting Description Description Set relay for sampling Enter the Analog output Sampling Analog Aout Sanmpl operation scaling menu output Disable relay and front Program display 1 Display 1 Dis 1 panel status LED...

  • Page 25: Main Menu

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Main Menu The main menu consists of the most commonly used functions: Setup, Reset, Control, and Password. • Press Menu button to enter level Programming Mode then press the Up arrow button to scroll main menu. Press Menu, at any time, to exit and •...

  • Page 26: Setting Up The Meter (Setup)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Setting up the Meter (setup) The Setup menu is used to select: 1. Input signal the meter will accept 2. Dual-scale feature for some level applications 3. Select the display units/tags 4.

  • Page 27: Setting The Input Signal (Input)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Setting the Input Signal (Input) Enter the Input menu to set up the meter to display current (mA) or voltage (volt) inputs. The current input is capable of accepting any signal from 0 to 20 mA. Select current input to accept 0-20 mA or 4-20 mA signals.

  • Page 28: Setting The Decimal Point (Dec Pt)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Setting the Decimal Point (dEc pt) The decimal point on PV2 (little display) may be set only if the dual-scale level feature is selected. It may be set with up to five decimal places or with no decimal point at all. Pressing the Right arrow moves the decimal point one place to the right until no decimal point is displayed, and then it moves to the leftmost position.
  • Page 29 PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Multi-Point Calibration & Scaling The meter is set up at the factory for 2-point linear calibration. The number of points for multi-point calibration/scaling is set up in the Advanced Features menu. Up to 32 linearization points may be selected for PV1 and up to 8 linearization points may be selected for PV2.
  • Page 30 Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Error Message (Error) An error message indicates that the calibration or scaling process was not successful. After the error message is displayed, the meter reverts to the input prior to the failure during calibration or scaling and to input 1 during internal calibration, allowing the appropriate input signal to be applied or programmed.

  • Page 31: Setting The Display Parameter & Intensity (Dsplay)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Setting the Display Parameter & Intensity (dsplay) The main display (line 1) can be programmed to display: 1. Process value 2. Relay set points 3. Max & min values 4. Modbus input The small display (Line 2) can be programmed to display: 1.

  • Page 32: Setting The Relay Operation (Relay)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Setting the Relay Operation (relay) This menu is used to set up the operation of the relays. During setup, the relays do not follow the input and they will remain in the state found prior to entering the Relay menu.

  • Page 33: Setting The Relay Action

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Setting the Relay Action Operation of the relays is programmed in the Action menu. The relays may be set up for any of the following modes of operation: 1. Automatic reset (non-latching) 2.

  • Page 34: Relay Action For Loss Of 4-20 Ma Input (Loop Break)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Relay Action for Loss of 4-20 mA Input (Loop Break) The loop break feature is associated with the 4-20 mA input. Each relay may be programmed to go to one of the following conditions when the meter detects the loss of the input signal (i.e.

  • Page 35: High Alarm With Fail-Safe Operation (Set > Reset)35

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual High Alarm with Fail-Safe Operation Low Alarm with Fail-Safe Operation (Set > Reset) (Set < Reset) Note: Relay coil is energized in non-alarm condition. Note: Relay coil is energized in non-alarm condition. In case of power failure, relay will go to alarm In case of power failure, relay will go to alarm state.

  • Page 36: Relay Sampling Operation

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Relay Sampling Operation Input Reset Sample Sample Sample Time Time Time Relay When the signal crosses the set point, the relay trips and the sample time starts. After the sample time has elapsed, the relay resets.

  • Page 37: Relay Operation Details

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Relay Operation Details Overview The relay capabilities of the meter expand its usefulness beyond simple indication to provide users with alarm and control functions. These capabilities include front panel alarm status LEDs as well as either 2 or 4 internal relays.

  • Page 38: Latching And Non-Latching Relay Operation

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Latching and Non-Latching Relay Operation The relays can be set up for latching (manual reset) or Relay terminology for following tables non-latching (automatic reset) operation. Terminology Relay Condition Alarm (Tripped) The On and Off terminology does not refer to the status of Normal (Reset) the relay’s coil, which depends on the fail-safe mode...

  • Page 39: Acknowledging Relays

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Acknowledging Relays There are two ways to acknowledge relays programmed for manual reset: 1. Via the programmable front panel function keys F1-F3 (Default: F3 assigned to ACK). 2. Remotely via a normally open pushbutton wired across one of the digital inputs and the +5 V terminals on the digital I/O terminal, or using the F4 digital input, which is triggered with a contact closure to COM, or with an active low signal (see page 18).
  • Page 40 Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Application #2: Pump Alternation Using Relays 3 & 4 1. Relays 1 and 2 are set up for low Set and Reset Point Programming and high alarm indication. Relay Set Point Reset Point Function 2.

  • Page 41: Setting Up The Interlock Relay (Force On) Feature

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Setting up the Interlock Relay (Force On) Feature Relays 1-4 can be set up as interlock relays. To set up the relays for the interlock feature: 1. Access the Setup – Relay – Action menu and set the action to off. 2.

  • Page 42: Scaling The 4-20 Ma Analog Output (Aout)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Scaling the 4-20 mA Analog Output (Aout) The 4-20 mA analog output can be scaled to provide a 4-20 mA signal for any display range selected. No equipment is needed to scale the analog output; simply program the display values to the corresponding mA output signal.

  • Page 43: Setting Up The Password (Pass)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Setting up the Password (pass) The Password menu is used for programming three levels of security to prevent unauthorized changes to the programmed parameter settings. Pass 1: Allows use of function keys and digital inputs Pass 2: Allows use of function keys, digital inputs and editing set/reset points Pass 3: Restricts all programming, function keys, and digital inputs.

  • Page 44: Making Changes To A Password Protected Meter

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Making Changes to a Password Protected Meter If the meter is password protected, the meter will display the message Locd (Locked) when the Menu button is pressed. Press the Enter button while the message is being displayed and enter the correct password to gain access to the menu.

  • Page 45: Advanced Features Menu

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Advanced Features Menu To simplify the setup process, functions not needed for most applications are located in the Advanced Features menu. Press and hold the Menu button for three seconds to access the advanced features of the meter. Advanced Features Menu &...
  • Page 46 Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Display Parameter Action/Setting points Set PV2 for 2 to 8-point linearization Select PV2 number of linearization points Pv 2 Round Set meter for round horizontal tank volume calculation horizontal tank Calculate volume in gallons Dimension Inch...

  • Page 47: Noise Filter (Filter)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Noise Filter (filter) The noise filter is available for unusually noisy signals that cause an unstable process variable display. The noise filter averages the input signal over a certain period. The filter level determines the length of time over which the signal is averaged.

  • Page 48: Modbus Rtu Serial Communications (Serial)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Modbus RTU Serial Communications (serial) The meter is equipped with serial communications capability as a standard feature using Modbus RTU Serial Communication Protocol. The meter may be connected to a PC for initial configuration via the onboard micro USB connection. For ongoing digital communications with a computer or other data terminal equipment, an RS-232, or RS-485 option is required;...

  • Page 49: Select Menu (Select)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Select Menu (SElect) The Select menu is used to select the signal input conditioner applied to the input (linear, square root, programmable exponent, or round horizontal tank), low-flow cutoff, and analog output programming.
  • Page 50 Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Multi-Point Linearization ( Linear Meters are set up at the factory for linear function with 2-point linearization. Up to 32 linearization points can be selected for PV1 under the linear function. The multi-point linearization can be used to linearize the display for non-linear signals such as those from level transmitters used to measure volume in odd- shaped tanks or to convert level to flow using weirs and flumes with complex exponent.

  • Page 51: Low-Flow Cutoff (Cutoff)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Low-Flow Cutoff (CutofF) The low-flow cutoff feature allows the meter to be programmed so that the often-unsteady output from a differential pressure transmitter, at low flow rates, always displays zero on the meter. The cutoff value may be programmed from 0 to 999999.

  • Page 52: Tare (Tare)

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Function Keys & Digital I/O Available Settings Refer to the following table for descriptions of each available function key or digital I/O setting. Display Description Display Description Display maximum display value on Reset the stored maximum display Ln2 Hi Rst Hi...

  • Page 53: Internal Source Calibration (Ical)

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Internal Source Calibration (ICAL) The meter is factory calibrated prior to shipment to read in milliamps and volts depending on the input selection. The calibration equipment is certified to NIST standards. The use of calibrated signal sources is necessary to calibrate the internal source of the meter.

  • Page 54: Meter Operation

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Meter Operation The meter is capable of accepting current (0-20 mA, 4-20 mA) and voltage signals (0-5 V, 1-5 V, 0-10 V,  10 V) and displaying these signals in engineering units from -9 ) - 99 ) on display line 1 and units from -99999 to 999999 on display line 2 (e.g.

  • Page 55: Maximum/Minimum Readings

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Maximum/Minimum Readings The max & min readings (peak & valley) reached by the process can be displayed either continuously or momentary: 1. Display briefly by assigning to the F1-F3 function keys or to the digital inputs in the User menu. 2.

  • Page 56: Determining Software Version

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Determining Software Version To determine the software version of a meter: 1. Go to the Diagnostics menu (diAG) and press Enter button. 2. Press Up arrow button and scroll to Information menu (Info). 3.

  • Page 57: Factory Defaults & User Settings

    PD2-6001 Helios Large Display Feet & Inches Meter Instruction Manual Factory Defaults & User Settings The following table shows the factory setting for most of the programmable parameters on the meter. Parameter Display Default Setting Parameter Display Default Setting Input type 4-20 mA Off delay relay 3 0.0 sec...

  • Page 58: Troubleshooting Tips

    Helios Large Display Feet & Inches Meter Instruction Manual PD2-6001 Parameter Display Default Setting Parameter Display Default Setting Digital output 4 Alarm 4 Password 2 000000 (unlocked) dO 4 Pass 2 Password 1 000000 (unlocked) Password 3 000000 (unlocked) Pass 1 Pass 3 Troubleshooting Tips Symptom...

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