Precision Digital Corporation PROVU PD6262 Instruction Manual
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Precision Digital Corporation PROVU PD6262 Instruction Manual

Analog dual-input rate/totalizer
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PD6262 Analog Dual-Input
Rate/Totalizer Instruction Manual
 Analog Dual-Inputs with Math Functions
 Rate, Total, and Grand Total for Each Input Channel
 Addition, Difference, Average, Multiplication, Division, Min,
Max, Weighted Average, Ratio, Concentration, & More
 0-20 mA, 4-20 mA, 0-5 V, 1-5 V, and ±10 V Inputs
 NEMA 4X, IP65 Front
 Universal 85-265 VAC, or 12/24 VDC Input Power Models
 Large Dual-Line 6-Digit Display, 0.60" & 0.46"
 Isolated 24 VDC Transmitter Power Supply
 Programmable Display & Function Keys
 2 or 4 Relays + Isolated 4-20 mA Output Options
 External 4-Relay, 2 Analog Output, and I/O Expansion
Modules Available
 USB, RS-232 & RS-485 Serial Communication Options
 Modbus
 Configure, Monitor, and Datalog from a PC with Free
MeterView
PRECISION DIGITAL CORPORATION
89 October Hill Road • Holliston MA 01746 USA
Tel (800) 343-1001 • Fax (508) 655-8990
®
RTU Communication Protocol Standard
®
Pro Software
www.predig.com

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Summary of Contents for Precision Digital Corporation PROVU PD6262

  • Page 1  Modbus RTU Communication Protocol Standard  Configure, Monitor, and Datalog from a PC with Free ® MeterView Pro Software PRECISION DIGITAL CORPORATION 89 October Hill Road • Holliston MA 01746 USA Tel (800) 343-1001 • Fax (508) 655-8990 www.predig.com...
  • Page 2 Anyone using this product for such applications does so at his/her own risk. Precision Digital Corporation shall not be held liable for damages resulting from such improper use. Limited Warranty...

  • Page 3: Table Of Contents

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Table of Contents   INTRODUCTION ------------------------------------------------------------ 6   ORDERING INFORMATION --------------------------------------------- 7   SPECIFICATIONS ---------------------------------------------------------- 8   General ------------------------------------------------------------------------------- 8   Dual Process Input ------------------------------------------------------------- 10   Dual Rate/Totalizer ------------------------------------------------------------- 12   Relays ------------------------------------------------------------------------------ 13  ...
  • Page 4 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual   Setting Up the Meter (setup) ------------------------------------------------ 37   Setting the Input Signal (Input) ------------------------------------------ 38 Setting the Totalizer Features (total) ---------------------------------- 38   Setting the Rate, Total, & Grand Total Units/Tags (units) -------- 39  ...
  • Page 5 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting Up the Interlock Relay (Force On) Feature ------------------ 66     Scaling the 4-20 mA Analog Output (Aout) ---------------------------- 66   Reset Menu (reset) ------------------------------------------------------------ 67   Control Menu (Contrl) -------------------------------------------------------- 67  ...

  • Page 6: Introduction

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Table of Figures   Figure 1. 1/8 DIN Panel Cutout Dimensions ........17   Figure 2. Panel Mounting Details ............17   Figure 3. Meter Dimensions - Side View ........... 18   Figure 4. Meter Dimensions - Top View ..........18  ...

  • Page 7: Ordering Information

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual ORDERING INFORMATION Standard Models 85-265 VAC 12/24 VDC Options Installed Model Model PD6262-6R0 PD6262-7R0 No options PD6262-6R2 PD6262-7R2 2 relays (PD1102*) PD6262-6R3 PD6262-7R3 4-20 mA output (PD1103*) PD6262-6R4 PD6262-7R4 4 relays (PD1104*) PD6262-6R5 PD6262-7R5 2 relays &...

  • Page 8: Specifications

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual SPECIFICATIONS Except where noted all specifications apply to operation at +25°C. General Upper display: 0.60" (15 mm) high, red LEDs DISPLAY Lower display: 0.46" (12 mm) high, red LEDs 6 digits each (-99999 to 999999), with lead zero blanking Eight user selectable intensity levels DISPLAY INTENSITY...
  • Page 9 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Programmable from 2 to 199 (0 will disable filter) NOISE FILTER Programmable from 0.1 to 99.9% of calibrated span FILTER BYPASS RECALIBRATION All ranges are calibrated at the factory. Recalibration is recommended at least every 12 months. All programmed settings are stored in non-volatile memory NON-VOLATILE for a minimum of ten years if power is lost.

  • Page 10: Dual Process Input

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 1/8 DIN, high impact plastic, UL 94V-0, color: black ENCLOSURE 1/8 DIN panel cutout required: MOUNTING 3.622" x 1.772" (92 mm x 45 mm) Two panel mounting bracket assemblies are provided. Screw terminal connectors: 5 lb-in (0.56 Nm) TIGHTENING TORQUE 4.68"...
  • Page 11 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Select Input for A and B SEQUENCE OF Set up the rate, total, and grand total engineering units OPERATIONS for channels A & B, and units for math channel C FOR INPUT Set up rate, total, and grand total decimal points for PROGRAMMING channels A &...

  • Page 12: Dual Rate/Totalizer

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Dual Rate/Totalizer -99999 to 999999, lead zero blanking. RATE DISPLAY INDICATION 0 to 999,999; automatic lead zero blanking. TOTAL DISPLAY Up to 999,999,999 with total-overflow feature. “ ” is & TOTAL displayed to the left of total overflow and ▲ LED is OVERFLOW illuminated.

  • Page 13: Relays

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 0.1 and 999.9 seconds; applied to the first relay assigned PROGRAMMABLE to total or grand total. DELAY If the meter is programmed to reset total to zero ON RELEASE automatically when the preset is reached, then a delay will occur before the total is reset.

  • Page 14: Isolated 4-20 Ma Transmitter Output

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Isolated 4-20 mA Transmitter Output Input channels A or B, rate, total, or grand total; channel C; OUTPUT max or min for channel A or B; highest or lowest max or SOURCE min of A and B; set points 1-8; Modbus input; or manual control mode SCALING RANGE 1.000 to 23.000 mA for any display range Factory calibrated: 4.000 to 20.000 = 4-20 mA output...

  • Page 15: Compliance Information

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual COMPLIANCE INFORMATION Safety USA & Canada UL & c-UL LISTED UL 508 Industrial Control Equipment E160849 UL FILE NUMBER UL Type 4X, NEMA 4X, IP65; panel gasket provided FRONT PANEL EN 61010-1:2001 LOW VOLTAGE Safety requirements for measurement, control, and DIRECTIVE laboratory use...

  • Page 16: Safety Information

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Note: Testing was conducted on PD6200 Series meters installed through the covers of grounded metal enclosures with cable shields grounded at the point of entry representing installations designed to optimize EMC performance. Declaration of Conformity available at www.predig.com SAFETY INFORMATION CAUTION: Read complete WARNING: Risk of...

  • Page 17: Figure 1. 1/8 Din Panel Cutout Dimensions

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual  Panel thickness: 0.04" - 0.25" (1.0 mm - 6.4 mm). Recommended minimum panel thickness to maintain Type 4X rating: 0.06" (1.5 mm) steel panel, 0.16" (4.1 mm) plastic panel.  Remove the two mounting brackets provided with the meter (back-off the two screws so that there is ¼"...

  • Page 18: Mounting Dimensions

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual MOUNTING DIMENSIONS Figure 3. Meter Dimensions - Side View Figure 4. Meter Dimensions - Top View...

  • Page 19: Configuration For 12 Or 24 Vdc Power Option

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Configuration for 12 or 24 VDC Power Option Do not exceed voltage rating of the selected configuration. Warning! Meters equipped with the 12/24 VDC power option are shipped from the factory ready to operate from 24 VDC. To configure the meter for 12 VDC power: Remove all the connectors.

  • Page 20: Transmitter Supply Voltage Selection (P+, P-)

    Model PD6262 Analog Dual-Input Rate/Totalizer 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 internal jumper J4 must be configured accordingly.

  • Page 21: Connectors Labeling

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Connectors Labeling The connectors’ label, affixed to the meter, 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 22: Signal Connections

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Signal Connections Signal connections are made to a nine-terminal connector labeled SIGNAL on Figure 7. The COM (common) terminals are the return for the 4-20 mA and the 10 V input signals. The two COM terminals connect to the same common return, and are not isolated.

  • Page 23: Modbus Rtu Serial Communications

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 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 is made to an RJ45 connector ® labeled M-LINK on Figure 7.

  • Page 24: Switching Inductive Loads

    Model PD6262 Analog Dual-Input Rate/Totalizer 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 25: F4 Digital Input Connections

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual F4 Digital Input Connections A digital input, F4, is standard on the meter. This digital input connected with a normally open closure across F4 and COM, or with an active low signal applied to F4. Figure 15.

  • Page 26: External Relay, Analog Output, & Digital I/O Connections

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual External Relay, Analog Output, & Digital I/O Connections The relay, analog out, and digital I/O expansion modules PDA1004, PDA1011, and PDA1044 are connected to the meter using a CAT5 cable provided with each module. The two RJ45 connectors on the expansion modules are identical and interchangeable;...

  • Page 27: Setup And Programming

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 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. Setup and programming is done through the front panel buttons.

  • Page 28: Front Panel Buttons And Status Led Indicators

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Front Panel Buttons and Status LED Indicators Button Description Status Symbol Alarm 1-8 indicator Menu Flashing: Relay in Right arrow/F1 manual control mode Channel displayed Up arrow/F2 Flashing: Relay Enter/F3 interlock switch open Notes: Note: F4 is a digital input.

  • Page 29: Display Functions & Messages

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Functions & Messages The following table shows the main menu functions and messages in the order they appear in the menu. Display Parameter Action/Setting Description Enter Setup menu setup Setup Enter Input selection menu Input Input Set input type for channel A (*or B)
  • Page 30 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Enter the Calibration menu for channel A Cal A Calibrate A Cal B Enter the Calibration menu for channel B Calibrate B Inp 1 Calibrate input 1 signal or program input 1 Input 1 value Dis 1...
  • Page 31 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Alternate display of channel A & B D Ab Display AB D AC Alternate display of channel A & C Display AC D BC Alternate display of channel B & C Display BC Alternate display of channel A, B, &...
  • Page 32 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual D a-u Alternate display of channel A and the Display A and unit/tag units/tags D B-u Alternate display of channel B and the Display B and unit/tag units/tags D C-u Alternate display of channel C and the Display C and unit/tag units/tags...
  • Page 33 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Enter relay 1 set point Set 1 Enter relay 1 reset point Reset 1 Set relay for auto or manual reset any time A-nman Auto-manual Set relay for latching operation LatCH Latching Latching-cleared Set relay for latching operation with manual Lt-CLr reset only after alarm condition has cleared Set relay for pump alternation control...
  • Page 34 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Press Enter to access the Reset menu reset Reset Press Enter to reset max display Rst Hi Reset high Rst Lo Press Enter to reset min display Reset low Rst HL Press Enter to reset max & min displays Reset high &...

  • Page 35: Main Menu

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Main Menu The main menu consists of the most commonly used functions: Reset, Control, Setup , and Password .  Press Menu button to enter Programming Mode then press the Up arrow button to scroll main menu. ...

  • Page 36: Setting Numeric Values

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting Numeric Values The numeric values are set using the Right and Up arrow buttons. Press Right arrow to select next digit and Up arrow to increment digit value. The digit being changed is displayed brighter than the rest. Press and hold up arrow to auto-increment the display value.

  • Page 37: Setting Up The Meter (Setup)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting Up the Meter (setup) The Setup menu is used to select: Input signal the meter will accept for channel A and channel B Units for A & B rate, total & grand total, and C Decimal positions for A &...

  • Page 38: Setting The Input Signal (Input)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Input Signal (Input) Enter the Input menu to set up the meter to display current ( mA ) or voltage ( volt ) inputs for channel A and channel B. 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 39: Setting The Rate, Total, & Grand Total Units/Tags (Units)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Rate, Total, & Grand Total Units/Tags (units) Enter the channel A and B rate, total, grand total, and math channel C units (or custom tags) that will be displayed if alternating units is selected in the units menu, or d unit is selected as the lower display parameter.

  • Page 40: Setting The Decimal Point (Dec Pt)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Decimal Point (dEc pt) The decimal point for any channel, rate, total, or grand total, 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 41: Programming The Rate/Totalizer (Prog)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Programming the Rate/Totalizer (prog) It is very important to read the following information, before proceeding to program the meter:  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.

  • Page 42: Input Calibration Method (Incal)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual ® MeterView Pro Software The meter can also be programmed using the PC-based MeterView Pro software available for free download at www.predig.com. Data logging for one meter at a time is available with MeterView Pro software.

  • Page 43: Scaling The Meter Without A Signal Source (Scal-A, Scal-B)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Scaling the Meter without a Signal Source (SCAL-A, SCAL-B) The process inputs (4-20 mA,  10 VDC) can be scaled to display the process variables in engineering units. A signal source is not needed to scale the meter; simply program the inputs and corresponding display values.

  • Page 44: Error Message (Error)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 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 input 2 during calibration or scaling and to input 1 during internal calibration, allowing the appropriate input signal to be applied or programmed.
  • Page 45 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Calibrating the Meter for Channel A (CAL-A) Calibrating the Meter for Channel B (CAL-B)

  • Page 46: Total And Grand Total Setup

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Total and Grand Total Setup The time base and total conversion factor, and grand total conversion factor for input channels A and B are located in the Totalizer Setup menu. The time base is based on the rate of flow. Total & grand total conversion factors for channel A and B are programmed independently.

  • Page 47: Setting The Display Parameters & Intensity (Dsplay)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Display Parameters & Intensity (dsplay) The upper display ( Big ) can be programmed to display: Ch-A rate ( D Ch-A ) Ch-B rate ( D Ch-B ) Ch-C math channel ( D Ch-C ) Toggle Ch-A &...

  • Page 48: Display Setup Menu

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Intensity: The meter has eight display intensity levels to give the best performance under various lighting conditions. Select intensity 8 for outdoor applications. The default intensity setting is 8. Display Setup Menu See Setting the Display Parameters &...

  • Page 49: Setting The Relay Operation (Relay)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Relay Operation (relay) This menu is used to set up the assignment and 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 50: Setting The Relay Assignment (Assign)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Relay Assignment (asSign)

  • Page 51: Setting The Relay Action (Act)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Setting the Relay Action (Act) Operation of the relays is programmed in the Action menu. The relays may be set up for any of the following modes of operation: Automatic reset (non-latching) Automatic + manual reset at any time (non-latching) Latching (manual reset only, at any time) Latching with Clear (manual reset only after alarm condition has cleared)

  • Page 52: Programming Set And Reset Points

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Programming Set and Reset Points High alarm indication: program set point above reset point. Low alarm indication: program set point below reset point. The deadband is determined by the difference between set and reset points.

  • Page 53: Relay And Alarm Operation Diagrams

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Relay and Alarm Operation Diagrams The following graphs illustrate the operation of the relays, status LEDs, and ACK button. High Alarm Operation (Set > Reset) For Manual reset mode, ACK can be pressed anytime to turn "off" relay. To detect a new alarm condition, the signal must go below the set point, and then go above it.

  • Page 54: Low Alarm Operation (Set < Reset)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Low Alarm Operation (Set < Reset) Input Reset de-energized energized Relay Automatic (non-latching) Relay pressed Automatic or Manual (non-latching) Relay pressed Manual (latching) Relay pressed Manual only after passing above Reset (latching with clear) For Manual reset mode, ACK can be pressed anytime to turn "off"...

  • Page 55: High Alarm With Fail-Safe Operation (Set > Reset)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual High Alarm with Fail-Safe Operation (Set > Reset) Input Reset de-energized energized Relay Automatic (non-latching) Relay pressed Automatic or Manual (non-latching) Relay pressed Manual (latching) Relay pressed Manual only after passing below Reset (latching with clear) Note: Relay coil is energized in non-alarm condition.

  • Page 56: Low Alarm With Fail-Safe Operation (Set < Reset)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Low Alarm with Fail-Safe Operation (Set < Reset) Input Reset de-energized energized Relay Automatic (non-latching) Relay pressed Automatic or Manual (non-latching) Relay pressed Manual (latching) Relay pressed Manual only after passing above Reset (latching with clear) Note: Relay coil is energized in non-alarm condition.

  • Page 57: Pump Alternation Control Operation

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual...

  • Page 58: Relay Sampling Operation

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 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. The cycle repeats every time the set point is crossed, going up for high alarms and going down for low alarms.

  • Page 59: Signal Loss Or Loop Break Relay Operation

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Signal Loss or Loop Break Relay Operation The following graph shows the loop break relay operation for a high alarm relay. Input Reset de-energized energized Relay Loop Break = Ignore Relay Loop Break = Off Relay Loop Break = On When the meter detects a break in the 4-20 mA loop, the relay will go to...

  • Page 60: Time Delay Operation

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Time Delay Operation The following graphs show the operation of the time delay function. Input Reset <Tdelay <Tdelay >=Tdelay Relay On Time Delay Input Reset <Tdelay <Tdelay >=Tdelay Relay Off Time Delay When the signal crosses the set point, the On time delay timer starts and the relay trips when the time delay has elapsed.

  • Page 61: Relay Operation Details

    Model PD6262 Analog Dual-Input Rate/Totalizer 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 optional internal relays and/or 4 external relays expansion module.

  • Page 62: Front Panel Leds

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Front Panel LEDs The LEDs on the front panel provide status indication for the following: Status Status Alarm 1 Alarm 5 Alarm 2 Alarm 6 Alarm 3 Alarm 7 Alarm 4 Alarm 8 The meter is supplied with four alarm points that include front panel LEDs to indicate alarm conditions.

  • Page 63: Non-Latching Relay (Auto)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Non-Latching Relay (Auto) Automatic reset only Condition Relay Normal Alarm Ack (No effect) Normal In this application, the meter is set up for automatic reset (non-latching relay). Acknowledging the alarm while it is still present has no effect on either the LED or the relay.

  • Page 64: Latching Relay (Lt-Clr)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Latching Relay (Lt-Clr) Manual reset only after alarm condition has cleared Condition Relay Normal Alarm Ack (No effect) Normal In this application, the meter is set up for manual reset only after the signal passes the reset point (alarm condition has cleared).
  • Page 65 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Pump Alternation Control Applications (Altern) For pump control applications where two or more similar pumps are used to control the level of a tank or a well, it is desirable to have all the pumps operate alternately.

  • Page 66: Setting Up The Interlock Relay (Force On) Feature

    Model PD6262 Analog Dual-Input Rate/Totalizer 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 67: Reset Menu (Reset)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Reset Menu (reset) The Reset menu is used to reset the maximum (peak) value of Ch-A and Ch-B rate ( rst Hi ), minimum (valley) reading of Ch-A and Ch-B rate ( rst Lo ), both high and low value of Ch-A and Ch-B rate ( rst HL ), Ch-A total ( tot A ) or Ch-B total ( tot B ), Ch-A grand total ( Gtot A ) or Ch-B grand total ( Gtot B ), both Ch-A and Ch-B totals ( tot AB ), or both Ch-A and Ch-B grand totals ( Gt AB ).

  • Page 68: Protecting Or Locking The Meter Functions

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Record the password for future reference. If appropriate, it may be recorded in the space provided. Model: Serial Number: Password 1: __ __ __ __ __ __ Password 2: __ __ __ __ __ __ Password 3: __ __ __ __ __ __ Total...

  • Page 69: Making Changes To A Password Protected Meter

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 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 the menu.

  • Page 70: Advanced Features Menu

    Model PD6262 Analog Dual-Input Rate/Totalizer 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.

  • Page 71: Advanced Features Menu & Display Messages

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Advanced Features Menu & Display Messages The following table shows the functions and messages of the Advanced Features menu in the order they appear in the menu. Display Parameter Action/Setting Set noise filter value filtEr Filter Set filter value for channel A...
  • Page 72 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Enter the setup menu for channel C math nmath Math functions Sunm C = (A+B+P)*F C = (A-B+P)*F Difference C = ((Absolute value of (A-B))+P)*F difabs Absolute difference C = (((A+B)/2)+P)*F Average C = ((A*B)+P)*F nmulti...
  • Page 73 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Set total count direction Count Count Ch-A Set total count direction for Channel A Channel A Ch-b Set total count direction for Channel B Channel B Set direction of total count Tot C Total count Set direction of grand total count...
  • Page 74 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting modules are connected Enter internal calibration (used for ICal Internal recalibrating the meter with a calibrated calibration signal source) Perform calibration on channel A Ch-A Channel A Perform calibration on channel B Ch-b Channel B Calibrate 4-20 mA current input (internal...

  • Page 75: Noise Filter (Filter)

    Model PD6262 Analog Dual-Input Rate/Totalizer 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 76: Select Menu (Select)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual may be set between 0 and 199 ms. The parity can be set to even, odd, or none with 1 or 2 stop bits. Changes made to the Serial menu are initialized after the MENU key is pressed or after navigating through the t-byte parameter.

  • Page 77: Signal Input Conditioning (Functn)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Signal Input Conditioning (Functn) The Function menu is used to select the input-to-output transfer function applied to the input signal: linear, square root, or programmable exponent. Multi-point linearization is part of the linear function selection. Each input channel signal input conditioning function is programmed independently.

  • Page 78: Multi-Point Linearization (Linear)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 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 each channel 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 79: Math Function (Nmath)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Math Function (nmath) The Math menu is used to select the math function that will determine the channel C value. These math functions are a combination of input channels A and B, and will display when channel C is selected in the Display menu.

  • Page 80: Math Constants (Const)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Math Constants (Const) The Math Constants menu is used to set the constants used in channel C math. The math functions include adder constant P, and factor constant F. The Adder constant (P) may be set from -99.999 to 999.999. The Factor constant (F) may be set from 0.001 to 999.999.

  • Page 81: Totalizer Count Up/Down (Count)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Totalizer Count Up/Down (Count) The totalizer count up/down menu may be used to program the total and grand total to either count up from 0 when reset or count down from a programmed value when reset. Total and grand total may have their countdown numbers programmed individually from 0 to 999999.
  • Page 82 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Analog Output Source The analog output source can be based on either of the input channel rate, total, or grand totals (Ch-A, Ch-B), the math channel (Ch-C), maximum stored value of either input channel (Hi-A, Hi-B), minimum stored value of either input channel (Lo-A, Lo-B), relay set points, or the Modbus input.

  • Page 83: Programmable Function Keys User Menu (User)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Programmable Function Keys User Menu (user) The User menu allows the user to assign the front panel function keys F1, F2, F3, F4 (digital input) and up to eight digital inputs to access most of the menus or to activate functions immediately (e.g.

  • Page 84: Internal Calibration (Ical)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Description Display Description Max on big display Reset min Big Hi Rst Lo (Channel A) Min on big display Menu button Big Lo menu (Channel A) Max/min big display Right arrow button Big HL Right (Channel A)
  • Page 85 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Press and hold the Menu button for three seconds to access the advanced features of the meter. Press the Up arrow button to scroll to the Internal calibration menu ( ICAL ) and press Enter. Select channel A ( Ch-A ) or channel B ( Ch-b ) and press enter.

  • Page 86: Meter Copy Function (Copy)

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual  Low and high input signals can be any valid values within the range of the meter.  Observe minimum input span requirements between input 1 and input 2.  Low input should be less than high input signal. Error Message (Error) An error message indicates that the calibration or scaling process was not successful.
  • Page 87 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Copy Function Requirements To successfully copy settings from one meter to another, both meters must have the same software version and the same baud rate setting. See Determining Software Version , page 90 for instructions. Meter Copy or Cloning Instructions Do not connect the two meters to the same signal source while...

  • Page 88: Meter Operation

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual METER OPERATION The meter is capable of accepting two input channels (A and B) of either current (0-20 mA, 4-20 mA) or voltage signals (0-5 V, 1-5 V, 0-10 V,  10 V) and displaying these signals in engineering units from -99999 to 999999 ( e.g.

  • Page 89: Function Keys Operation

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Function Keys Operation During operation, the programmable function keys operate according to the way they have been programmed in the Advanced Features – User menu. The table above shows the factory default settings for F1, F2, and F3. F4 Operation A digital input, F4, is standard on the meter.

  • Page 90: Troubleshooting

    Model PD6262 Analog Dual-Input Rate/Totalizer 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. However, 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.

  • Page 91: Reset Meter To Factory Defaults

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Reset Meter to Factory Defaults When the parameters have been changed in a way that is difficult to determine what’s happening, it might be better to start the setup process from the factory defaults. Instructions to load factory defaults: Enter the Advanced Features menu.

  • Page 92: Factory Defaults & User Settings

    Model PD6262 Analog Dual-Input Rate/Totalizer 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 Display...
  • Page 93 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Parameter Display Default Setting User Setting Scaling, (channel A) Scal a Input 1, channel A 4.000 mA InP 1 Display 1, channel A 4.000 Dis 1 Input 2, channel A 20.000 mA InP 2 Display 2, channel A 20.000 Dis 2...
  • Page 94 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Parameter Display Default Setting User Setting Relay Relay Relay 1 assignment Channel A total Ch-A Relay 1 action Automatic Act 1 Relay 1 set point 100.0 Set 1 Relay 2 assignment Channel A total Ch-A Relay 2 action Automatic...
  • Page 95 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Parameter Display Default Setting User Setting Minimum output 3.000 mA Filter Filter Filter, channel A Ch-A Filter, channel B Ch-B Bypass, channel A bypass Bypass, channel B bypass Round Round Cutoff Cutoff Cutoff value, channel A 0.000 (disabled) Ch-a Cutoff value, channel B...

  • Page 96: Alphabetical List Of Display Functions & Messages

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Parameter Display Default Setting User Setting Digital input 4 Enter DI 4 Digital output 1 Alarm 1 DO 1 Digital output 2 Alarm 2 DO 2 Digital output 3 Alarm 3 DO 3 Digital output 4 Alarm 4 DO 4...
  • Page 97 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Assign digital input to display max on the Big Hi Max on Upper upper display (channel A) display Big HL Assign digital input to toggle max/min on the Max/min Upper upper display (channel A) display Assign digital input to display min on the...
  • Page 98 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Display high value of channel A D Hi-A Display Hi A D Hi-B Display high value of channel B Display Hi B Display high value of channel C D Hi-C Display Hi C Alternate between high/low value of channel D HL-A*...
  • Page 99 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Assign digital output 1 – 8, if expansion Do 1 Digital output 1 modules are connected done Copy function completed Done Total count down Douwn Count Down Channel C = ((A/B)-1)*F Drauw Draw Drgt-a...
  • Page 100 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Ignore loop break condition ignore Ignore Enter the Input Calibration menu InCAL Input Calibration Info Display software and S/N information Information Calibrate input 1 signal or program input 1 Inp 1 Input 1 value...
  • Page 101 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Relays output Assign digital input or function keys to hold O Hold hold all relay states Disable relay and front panel status LED, turn relays off, program off time delay Set relay 1 Off time delay (1-8) OFF 1 Off 1...
  • Page 102 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Display Parameter Action/Setting Description Select source for the 4-20 mA output Source Source Square Set meter for square root extraction Square root Channel C = (A+B+P)*F Channel C = (tA+tB+P)*F Sum t Sum total Channel C = (GtA+GtB+P)*F Sumgt Sum grand...

  • Page 103: Troubleshooting Tips

    Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual Troubleshooting Tips Symptom Check/Action Check power at power connector No display at all Meter is password-protected, enter Not able to change setup or correct six-digit password to unlock programming, Locd is displayed Check: Meter displays error message Signal connections during calibration (Error)
  • Page 104 Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual How to Contact Precision Digital  For Technical Support please Call: (800) 610-5239 or (508) 655-7300 Fax: (508) 655-8990 Email: support@predig.com  For Sales Support or to place an order please contact your local distributor or Call: (800) 343-1001 or (508) 655-7300 Fax: (508) 655-8990 Email: sales@predig.com...

This manual is also suitable for:

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