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Precision Digital Corporation Helios PD2-6262, Инструкция по эксплуатации

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Helios PD2-6262 Dual Analog Input Rate/Totalizer 

Instruction Manual 

 

5 

Table of Figures 

Figure 1. Meter Mounting Holes Location ....................................................... 14

 

Figure 2. Meter Mounting Holes Dimensions .................................................. 14

 

Figure 3. Meter Dimensions 

– Side View ......................................................... 14

 

Figure 4. Meter Dimensions - Front View ........................................................ 14

 

Figure 5. Conduit Holes Location 

– Bottom View ........................................... 14

 

Figure 6. Vertical Pipe Mount Assembly.......................................................... 15

 

Figure 7. Horizontal Pipe Mount Assembly ..................................................... 15

 

Figure 8. Transmitter Supply Voltage Selection ............................................. 17

 

Figure 9. PD2-6262-6H0 / 7H0 Connectors Label ............................................ 18

 

Figure 10. PD2-6262-6H7 / 7H7 Connectors Label .......................................... 18

 

Figure 11. Power Connections ......................................................................... 19

 

Figure 12. Transmitters Powered by Internal Supply ..................................... 19

 

Figure 13. Transmitters Powered by Ext. Supply or Self-Powered ............... 19

 

Figure 14. Voltage Input Connections ............................................................. 19

 

Figure 15. Relay Connections........................................................................... 19

 

Figure 16. AC and DC Loads Protection .......................................................... 20

 

Figure 17. Low Voltage DC Loads Protection ................................................. 20

 

Figure 18. RS-485 Connection .......................................................................... 20

 

Figure 19. Five-Wire RS-485 Connections ....................................................... 21

 

Figure 20. Three-Wire RS-485 Multi-Drop Connections ................................. 21

 

Figure 21. Connections for RS-485 Connector to Serial Converter .............. 21

 

Figure 22. Three-Wire RS-485 Connection ...................................................... 21

 

Figure 23. Digital Input and Output Connections ........................................... 21

 

Figure 24. F4 Digital Input Connections .......................................................... 22

 

Figure 25. 4-20 mA Output Connections ......................................................... 22

 

Figure 26. Analog Output Supply Powering Other Devices........................... 22

 

Figure 27. Meter to PDA2364-MRUE Control Station Connection ................. 22

 

Figure 28. Interlock Connections ..................................................................... 22

 

 

 

Содержание Helios PD2-6262

Страница 1: ...t Display Standard Feature Great for Outdoor Applications Dual Analog Inputs with Math Functions Rate Total and Grand Total for Each Input Channel Display Open Channel Flow with Programmable Exponent Feature 32 Point Linearization Square Root Extraction Operating Temperature Range 40 to 65 C 40 to 149 F Conformal Coated PCBs for Dust and Humidity Protection UL C UL Listed E160849 508 Industrial Co...

Страница 2: ...lete details Registered Trademarks All trademarks mentioned in this document are the property of their respective owners 2021 Precision Digital Corporation All rights reserved FREE MeterView Pro Programming Software The meter can be powered from the USB connection When using the USB connection DO NOT apply AC or DC power to the meter The easiest and quickest way to program your Helios meter is to ...

Страница 3: ...tion P P 17 Connections 18 Connectors Labeling 18 Power Connections 19 Signal Connections 19 Relay Connections 19 Switching Inductive Loads 20 RS 485 Connections 20 RS 485 Multi Drop Connection 20 RS 485 Serial Converters 20 Digital I O Connections 21 F4 Digital Input Connections 22 4 20 mA Output Connections 22 Analog Output Transmitter Power Supply 22 Remote Operation of Meter 22 Interlock Relay...

Страница 4: ...Setting Up the Password pass 45 Protecting or Locking the Meter Functions 45 Total Reset Password Non Resettable Total 45 Making Changes to a Password Protected Meter 45 Disabling Password Protection 45 Advanced Features Menu 46 Advanced Features Menu Display Messages 46 Noise Filter filter 48 Noise Filter Bypass bypass 48 Rounding Feature round 48 Modbus RTU Serial Communications serial 48 Select...

Страница 5: ...tters Powered by Internal Supply 19 Figure 13 Transmitters Powered by Ext Supply or Self Powered 19 Figure 14 Voltage Input Connections 19 Figure 15 Relay Connections 19 Figure 16 AC and DC Loads Protection 20 Figure 17 Low Voltage DC Loads Protection 20 Figure 18 RS 485 Connection 20 Figure 19 Five Wire RS 485 Connections 21 Figure 20 Three Wire RS 485 Multi Drop Connections 21 Figure 21 Connecti...

Страница 6: ...the rate total or grand total of input channels A or B or math result channel C Three of the programming buttons can be set for custom operation A fully loaded Helios PD2 6262 dual input rate totalizer comes with four SPDT relays a 4 20 mA output two 24 VDC power supplies five digital inputs and four digital outputs and RS 485 serial communications The four relays can be used for alarm indication ...

Страница 7: ... 1 MOD PD2LH3CB1 RYG Light Horn with Red Yellow Green Light Layers Button Mounted and Wired to Helios 1 Note 1 Specify MOD PD2LH model as a separate item on the order for the Helios to order the Light Horn Button accessory installed and wired Meter is sold separately 9 labels are provided for the button Pipe Mounting Kit Helios Meter Shown mounted to pipe using PDA6260 pipe mounting kit See Pipe M...

Страница 8: ...t and output functions including voltage current thermocouple and RTD PD9502 Low Cost Signal Generator The PD9502 is a low cost compact simple to use 4 20 mA or 0 10 VDC signal generator It can easily be set for 0 20 mA 4 20 mA 0 10 V or 2 10 V ranges Signal adjustment is made with a one turn knob A 15 27 VDC wall plug is provided with the instrument Optional USB power bank is available ...

Страница 9: ...s Pass 3 Restricts all programming function keys and digital inputs Total Prevents resetting the total manually Gtotal Prevents resetting the grand total manually Non Volatile Memory All programmed settings are stored in non volatile memory for a minimum of ten years Power Options 85 265 VAC 50 60 Hz 90 265 VDC 20Wmax 12 24 VDC 12 24 VAC 15 W max Powered over USB for configuration only Fuse Requir...

Страница 10: ...o be derived by using A B F where F 0 500 Sequence of Operations for Input Programming 1 Select Input for A and B 2 Set up the rate total and grand total engineering units for channels A B and units for math channel C 3 Set up rate total and grand total decimal points for channels A B and decimal point for math channel C 4 Program channel A B rate parameters 5 Program channel A B total and reset p...

Страница 11: ...ing the password 050873 Both channels are set to non resettable when this password is entered Once the Grand Total has been programmed as non resettable the feature CANNOT be disabled Relays Rating 4 SPDT Form C internal and rated 3 A 30 VDC and 125 250 VAC resistive load 1 14 HP 50 W 125 250 VAC for inductive loads Noise Suppression Noise suppression is recommended for each relay contact switchin...

Страница 12: ... 01 2 54 second Turn Around Delay Less than 2 ms fixed Note Refer to the Helios Modbus Register Tables located at www predig com for details Digital Input F4 Function Remote operation of front panel buttons acknowledge reset relays reset totals reset max min values See Function Keys Digital I O Available Settings on page 54 for a complete list of capabilities Contacts 3 3 VDC on contact Connect no...

Страница 13: ... located under the lower door panel and are accessible by removing the single securing screw Wires should be run through the knockout holes located on the bottom of the meter see Figure 5 Conduit Holes Location Bottom View on page 14 for details There are a total of four pre drilled conduit entry holes located at the bottom of the meter If the need to drill additional holes arises make sure you wi...

Страница 14: ... girth of the mounting screws pre drill holes at the mounting locations previously marked Insert mounting screws into the four mounting holes and screw them into the pre drilled holes DO NOT overtighten the mounting screws as it is possible that the enclosure could crack and become damaged Figure 1 Meter Mounting Holes Location Figure 2 Meter Mounting Holes Dimensions Mounting Dimensions Figure 3 ...

Страница 15: ... the top and bottom for vertical pipes or left and right for horizontal pipes of the reverse side of the meter enclosure using the provided fasteners DO NOT overtighten the fasteners as it could cause damage to the enclosure Using the provided nuts and U bolts secure the mounting plates to the pipe applying enough torque such that the meter cannot be moved up or down or side to side Figure 6 Verti...

Страница 16: ...oftware Video at www predig com meterviewpro MeterView Pro Installation 1 Connect one end of the provided USB cable to the meter and the other end to the computer The computer will automatically install the driver software it needs to talk to the meter Follow the on screen instructions and allow sufficient time for the process to complete This can take a few minutes If the process is interrupted t...

Страница 17: ...tter requires 5 or 10 VDC excitation the switch labeled P P must be configured accordingly To access the voltage selection switch 1 Turn off the power to the meter 2 Unscrew and open the lower door panel 3 Locate the P P switch located in the center of the connections board see diagram below 4 Flip this switch into the appropriate position for the required transmitter excitation Figure 8 Transmitt...

Страница 18: ...oor panel shows the location of all connectors available with the ordered configuration DO NOT connect any equipment to the RJ45 M LINK connector Otherwise damage will occur to the equipment and the meter DO NOT disconnect the RJ45 connector located to the left of the power terminal block Doing so will disable the on board digital I O and the RS 485 serial communications Figure 9 PD2 6262 6H0 7H0 ...

Страница 19: ...h the programming buttons or MeterView Pro software Figure 12 Transmitters Powered by Internal Supply Figure 13 Transmitters Powered by Ext Supply or Self Powered The current input is protected against current overload by a resettable fuse The display may or may not show a fault condition depending on the nature of the overload The fuse limits the current to a safe level when it detects a fault co...

Страница 20: ...rt number PDX6901 Note Relays are de rated to 1 14th HP 50 watts with an inductive load RS 485 Connections The RS 485 connections are made to a five terminal connector used for Modbus RTU serial communications The RS 485 terminals include Transmit Data DO and DO Receive Data DI and DI and Signal Ground See Modbus RTU Serial Communications serial on page 48 for more information There are three diag...

Страница 21: ... DO Figure 21 Connections for RS 485 Connector to Serial Converter Three Wire Connection In order to wire the five pins for use as a three wire half duplex RS 485 connection it is necessary to create a jumper connection between DI to DO and DI to DO as shown below Figure 22 Three Wire RS 485 Connection Digital I O Connections Digital inputs and outputs are provided in order to expand the functiona...

Страница 22: ...onnections as illustrated in Figure 27 Meter to PDA2364 MRUE Control Station Connection Figure 27 Meter to PDA2364 MRUE Control Station Connection Interlock Relay Feature As the name implies the interlock relay feature reassigns one or more alarm control relays for use as interlock relay s Interlock contact s are wired to digital input s and activate the interlock relay This feature is enabled by ...

Страница 23: ...nnections have been completed and verified apply power to the meter LED Status Indicators LED State Indication 1 4 Steady Alarm condition based on set and reset points independent of relay status in certain configurations Available on all meter configurations including those without relays installed 1 4 Flashing Relay interlock switch open 1 4 M Flashing Relay in manual control mode R Steady Rate ...

Страница 24: ...Menu button for three seconds to access the advanced features of the meter Remote Buttons The meter can be operated via a remote control station PDA2364 MRUE using the digital input connections The PDA2364 MRUE mimics the Helios s four programming buttons Menu Right Arrow Up Arrow and Enter See Remote Operation of Meter on page 22 for details Lower Door Panel 2 1 1 2 3 4 5 6 7 8 P P 24V 10V 5V M L...

Страница 25: ...or channel B Inp 1 Input 1 Calibrate input 1 signal or program input 1 value Dis 1 Display 1 Program display 1 value Display Parameter Action Setting Description Inp 2 Input 2 Calibrate input 2 signal or program input 2 value up to 32 points Dis 2 Display 2 Program display 2 value up to 32 points Error Error Error calibration not successful check signal or programmed value tsetup Total setup Enter...

Страница 26: ...its B Alternate display of channel B total and total units D tab Display total A and B Alternate display of channel A total and channel B total Display Parameter Action Setting Description D TAbC Display total A B and math channel C Alternate display of channel A total channel B total and math result channel C nm bus Display Modbus Display Modbus input register D off Display off Display blank line...

Страница 27: ...ress Enter to reset min display Rst HL Reset high low Press Enter to reset max min displays Tot a Reset total A Press Enter to reset channel A total Tot b Reset total B Press Enter to reset channel B total Gtot a Reset grand total A Press Enter to reset channel A grand total Gtot b Reset grand total B Press Enter to reset channel B grand total Tot ab Reset totals A and B Press Enter to reset chann...

Страница 28: ... are saved to memory only after pressing Enter The display moves to the next menu every time a setting is accepted by pressing Enter 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 t...

Страница 29: ...ter will accept for channel A and channel B 2 Units for A B rate total grand total and C 3 Decimal positions for A B rate total and grand total and C 4 Program the meter using the scale calibrate total functions 5 Display parameters and intensity 6 Relay assignments and operation 7 4 20 mA analog output scaling Press the Menu button to exit at any time ...

Страница 30: ...s as a PD2 6060 Dual Input Process Meter for parameters that affect that channel We strongly suggest that you download and use the PD2 6060 instruction while in this mode of operation 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 o...

Страница 31: ...d to NIST standards so for initial setup it is recommended to use the SCALE function The Program menu contains the following menus 1 Scale channel A and B without a signal source 2 Calibrate channel A and B with a calibrated signal source 3 Channel A and B total time base conversion factors 4 Channel A and B grand total time base conversion factors 5 Channel A and B reset modes for total grand tot...

Страница 32: ...nding display values From the INCAL menu select channel A or B followed by SCal A or SCal B and then set the input signal value and display value for each of the scaling points default is two Scaling the Meter for Channel A SCal A Scaling the Meter for Channel B SCal B For instructions on how to program numeric values see Setting Numeric Values page 28 Error Message Error An error message indicate...

Страница 33: ... Setup tsetup 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 The total and grand total have their own independent settings This means that one can be displaying the value in g...

Страница 34: ...um of total A total B d tABC 25 Modbus input nm bus Note The C sum of total A total B displayed with the selection d tABC is different than the math channel C calculated under the Math menu functions Example C Rate Ch A Rate Ch B Display line 2 Line 2 can be programmed to display 1 All options for display line 1 2 Off with no display d ofF 3 Engineering units for any single channel total or grand ...

Страница 35: ...ature 3 Set point 4 Reset point 5 Fail safe operation a On enabled b Off disabled 6 Time delay a On delay 0 999 9 seconds b Off delay 0 999 9 seconds 7 Relay action for loss break of 4 20 mA input ignore on off Setting the Relay Assignment asSign Relays may be assigned to Channel A rate total or grand total Channel B rate total or grand total Channel C Math channel or Modbus input Setting the Rela...

Страница 36: ...for each relay Select on to enable or select off to disable fail safe operation Programming Time Delay The On and Off time delays may be programmed for each relay between 0 and 999 9 seconds The relays will transfer only after the condition has been maintained for the corresponding time delay The On time delay is associated with the set point The Off time delay is associated with the reset point R...

Страница 37: ...st go below the set point and then go above it Low 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 High Alarm with Fail Safe Operation Set Reset Note Relay coil is energized in non alarm condition In case of power failure relay will go to alarm state Low Alarm wi...

Страница 38: ...d the On time delay timer resets and the relay does not change state The same principle applies to the Off time delay Note If Automatic or Manual A nmAn reset mode is selected the LED follows the reset point and not the relay state when the relay is acknowledged Total Relay Sampling Operation When the total reaches the preset the relay trips and the sample time starts After the sample time has ela...

Страница 39: ...ing Operation 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 The sample time can be programmed between 0 1 and 5999 9 seconds ...

Страница 40: ...rovide status indication for the following LED Status 1 Alarm 1 2 Alarm 2 3 Alarm 3 4 Alarm 4 The meter is supplied with four alarm points that include front panel LEDs to indicate alarm conditions This standard feature is particularly useful for alarm applications that require visual only indication The LEDs are controlled by the set and reset points programmed by the user When the display reache...

Страница 41: ... resets the relay and turns off the LED Manual reset any time Condition LED Relay Normal Off Off Alarm On On Ack Off Off Latching Relay with Clear Lt Clr In this application the meter is set up for manual reset only after the signal passes the reset point alarm condition has cleared Acknowledging the alarm while it is still present has no effect on either the LED or the relay When the alarm is ack...

Страница 42: ...nation Using Relays 1 2 1 Relays 1 and 2 are set up for pump alternation 2 Relays 3 and 4 are set up for low and high alarm indication Set and Reset Point Programming Relay Set Point Reset Point Function 1 30 000 10 000 Controls pump 1 2 35 000 5 000 Controls pump 2 3 4 000 9 000 Controls low alarm 4 40 000 29 000 Controls high alarm Pump Alternation Operation 1 Pump 1 turns on when level reaches ...

Страница 43: ...y Operation Example Relays 1 2 are configured to energize their front panel LEDs are steady on when SW1 SW2 switches above are closed If the contacts to these digital inputs are opened the corresponding front panel LEDs flash indicating this condition The processes being controlled by the interlock relay will stop and will re start only after the interlock relay is re activated by the digital inpu...

Страница 44: ... Values on page 28 Analog Output Value for Loss of 4 20 mA Input Loop Break on page 52 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 ...

Страница 45: ...entering the password 050873 Once the Grand Total has been programmed as non resettable the feature CANNOT be disabled 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 After e...

Страница 46: ... exponent or round horizontal tank function Ch A Channel A Select menu for channel A Advanced Features Menu Display Messages Display Parameter Action Setting Ch b Channel B Select menu for channel B Linear Linear Set meter for linear function and select number of linearization points No pts Number of points Set the number of linearization points default 2 Square Square root Set meter for square ro...

Страница 47: ...ogram mA output for display overrange u rang Underrange Program mA output for display underrange nmAx Maximum Program maximum mA output allowed nmin Minimum Program minimum mA output allowed User User I O Assign function keys and digital I O F1 F1 function key Assign F1 function key F1 F2 F3 F4 F4 digital input Assign F4 function digital input dI I Digital input 1 Assign digital input 1 4 dO 1 Dig...

Страница 48: ...nding selected This setting affects the last two digits regardless of decimal point position See examples below Rounding Selection Actual Value Display Value Actual Value Display Value 1 12 022 12 022 12 023 12 023 5 12 022 12 020 12 023 12 025 10 12 024 12 020 12 025 12 030 Modbus RTU Serial Communications serial The meter is equipped with serial communications capability as a standard feature us...

Страница 49: ...ction provides a display that is linear with respect to the input signal Square Root Linearization Square The square root function is used to calculate flow measured with a differential pressure transmitter The flow rate is proportional to the square root of the differential pressure Scale the meter so that the low input signal e g 4 mA is equal to zero flow and the high input signal e g 20 mA is ...

Страница 50: ...tiplication C A B P F DiVide Divide C A B P F Hi ab Max of A or B C High value of channel A or B P F Lo ab Min of A or B C Low value of channel A or B P F Drauw Draw C A B 1 F uw Avg Weighted avg C B A F A ratio Ratio C A B F Ratio2 Ratio 2 C B A A P F Concen Concentration C A A B F Sunm t Sum total C tA tB P F Sunmgt Sum grand total C GtA GtB P F Dif t Difference of total C tA tB P F Dif gt Diff ...

Страница 51: ...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 ...

Страница 52: ... Break menu is used to force the analog output to go to a user specified mA value if a break condition is detected in the 4 20 mA input loop Selecting Ignore causes the mA output to go to the minimum value Analog Output Calibration To perform the analog output calibration it s recommended to use a milliamp meter with a resolution of at least 0 1 µA to measure the output current The values saved in...

Страница 53: ...O connector to access most of the menus or to activate certain functions immediately e g reset totals reset max min hold relay states etc This allows the meter to be greatly customized for use in specialized applications The four digital outputs can be assigned to a number of actions and functions executed by the meter i e alarms relay acknowledgement reset totals reset max min or max min tare and...

Страница 54: ...played on display line 1 Ln1 Hi Display maximum channel A display value on line 1 Ln1 Lo Display minimum channel A display value on line 1 Ln1 HL Display maximum minimum channel A display values on line 1 Ln2 Hi Display maximum channel B display value on line 2 Ln2 Lo Display minimum Channel B display value on line 2 Ln2 HL Display maximum minimum channel B display values on line 2 Function Keys D...

Страница 55: ...a number is displayed with the leftmost digit brighter than the rest The bright digit is the active digit that can be changed by pressing the Up arrow button Press the Right arrow button to move to the next digit 7 Set the display value to correspond to the input signal being calibrated typically 4 000 mA 8 The display moves to the high input calibration C Hi Apply the high input signal and press ...

Страница 56: ...erate according to the way they have been programmed in the Advanced Features User menu See Programmable Function Keys User Menu user on page 53 for details The table above shows the factory default settings for F1 F2 and F3 Digital Inputs Operation Five 5 digital inputs F4 DI 1 to DI 4 come standard on the meter These digital inputs are programmed identically to function keys F1 F2 and F3 The inp...

Страница 57: ... led t 3 Press the Enter button to activate the LED Test The meter will cycle through all digits decimal points and relay indicators to enable the operator to check that all LEDs are functioning properly 4 Press the Enter button again to access the Information menu info or press the Menu button to return to Run Mode Determining Software Version To determine the software version of a meter 1 Go to ...

Страница 58: ...A T CF 1 000 Grand total conversion factor Ch A Gt CF 1 000 Time base channel B Tbase Sec Factory Defaults User Settings Parameter Display Default Setting Total conversion factor Ch B T CF 1 000 Grand total conversion factor Ch B Gt CF 1 000 Total reset Treset Total reset channel A T rst Manual Grand total reset Ch A Gt rst Manual Total reset channel B T rst Manual Grand total reset Ch B Gt rst Ma...

Страница 59: ...yt 010 0 1 sec Math nmath Math channel C Sunm Sum Adder constant P Adder 0 000 Factor constant F Factor 1 000 User user F1 function key F1 Reset max min F2 function key F2 Line 1 Max Min F3 function key F3 Acknowledge relays F4 function digital input F4 Acknowledge relays Digital input 1 DI 1 Menu Digital input 2 DI 2 Right arrow Digital input 3 DI 3 Up arrow Digital input 4 DI 4 Enter Digital out...

Страница 60: ...ck 1 Input selected in Setup menu 2 Corresponding signal at Signal connector Display is unstable Check 1 Input signal stability and value 2 Display scaling vs input signal 3 Filter and bypass values increase Display response is too slow Check filter and bypass values Display reading is not accurate Check 1 Input signal conditioner selected Linear square root etc 2 Scaling or calibration Display do...

Страница 61: ...8990 www predig com LIM2 6262_D SFT065 Ver 4 010 up 08 21 Contact Precision Digital Technical Support Call 800 610 5239 or 508 655 7300 Fax 508 655 8990 Email support predig com Sales Support Call 800 343 1001 or 508 655 7300 Fax 508 655 8990 Email sales predig com Place Orders Email orders predig com For the latest version of this manual please visit www predig com ...

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