PRECISION DIGITAL Helios PD2-6262-6H0 Instruction Manual Download Page 40 | Manualshive

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PRECISION DIGITAL Helios PD2-6262-6H0 Instruction Manual Download Page 40

Helios Large Display Dual Analog Input Rate/Totalizer Instruction Manual PD2-6262

40

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

Low 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

Pump Alternation Control Operation

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Summary of Contents for Helios PD2-6262-6H0

Page 1: ...tal 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 Input Power Options Include...

Page 2: ...operty loss Anyone using this product for such applications does so at their own risk Precision Digital Corporation shall not be held liable for damages resulting from such improper use Limited Warran...

Page 3: ...Relay Action for Loss of 4 20 mA Input Loop Break 39 Relay and Alarm Operation Diagrams 39 High Alarm Operation Set Reset 39 Low Alarm Operation Set Reset 39 High Alarm with Fail Safe Operation Set Re...

Page 4: ...t readable LED digits which can be read from up to 100 feet away It is housed in a water resistant field mountable NEMA 4X IP65 rated enclosure for convenient indoor and outdoor installation The meter...

Page 5: ...t points Max and or min values Ch A Ch B or Ch C Toggle between any rate channel units Total and units Ch A or Ch B Toggle between totals Ch A Ch B Ch A Ch B and sum of Ch A and Ch B Modbus input The...

Page 6: ...7 mm x 121 2 mm W x H x D Weight 6 10 lbs 2 76 kg Warranty 3 years parts labor Dual Process Input Two Inputs Two non isolated inputs each separately field selectable 0 20 4 20 mA 10 V 0 5 1 5 0 10 V M...

Page 7: ...hannel A and B totalizer parameters programmed independently Totalizer Rollover Totalizer rolls over when display exceeds 999 999 999 Relay status reflects display Total Overflow Override Program tota...

Page 8: ...ramming 23 000 mA maximum for all parameters Overrange underrange max min and break Accuracy 0 1 of span 0 004 mA Temperature Drift 0 4 A C max from 0 to 65 C ambient 0 8 A C max from 40 to 0 C ambien...

Page 9: ...da UL 508 Industrial Control Equipment United States C22 2 No 142 Canadian National Standard UL File Number E160849 Front Panel UL Type 4X NEMA 4X IP65 Low Voltage Directive EN 61010 1 2010 Safety req...

Page 10: ...knockout holes located on the bottom of the meter 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 yo...

Page 11: ...wall 2 Using a drill bit slightly smaller than the girth of the mounting screws pre drill holes at the mounting locations previously marked 3 Insert mounting screws into the four mounting holes and sc...

Page 12: ...1 Secure the mounting plates to 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...

Page 13: ...the connections board see diagram below 4 Flip this switch into the appropriate position for the required transmitter excitation Figure 6 Transmitter Supply Voltage Selection Connections All connecti...

Page 14: ...he left of the power terminal block Doing so will disable the onboard digital I O RS 485 serial communications and M Link functionality Figure 7 Connector Labeling for Fully Loaded PD2 6262 Power Conn...

Page 15: ...rent and voltage inputs Setup and programming is performed through the front panel buttons Figure 9 Transmitters Powered by Internal Supply Figure 10 Transmitter Powered by Ext Supply or Self Powered...

Page 16: ...th resistor capacitor RC networks assembled by the user or purchased as complete assemblies Refer to the following circuits for RC network assembly and installation Figure 13 AC and DC Loads Protectio...

Page 17: ...e 16 shows the connection of several meters to a PC using a PDA7485 RS 232 to RS 422 485 converter in an RS 485 network When using more than one meter in a multi drop mode each meter must be provided...

Page 18: ...s Figure 17 details the wiring connections from the RS 485 connector to an RS 422 485 serial converter such as the PDA7485 or PDA8485 for a four wire network Three Wire Connection In order to wire the...

Page 19: ...and the 5 VDC block Digital output connections are made by wiring from the appropriate digital output block to the grounding terminal block Figure 19 Digital Input and Output Connections F4 Digital I...

Page 20: ...g the relay and relative digital input s see page 46 In one example dry interlock contacts are connected in series to one digital input which will be used to force on energize the assigned interlock p...

Page 21: ...lection The calibration equipment is certified to NIST standards Overview There are no jumpers to set for the meter input selection Setup and programming are done through the programming buttons locat...

Page 22: ...lay interlock switch open Note F4 F8 are digital inputs Note LEDs for relays in manual mode flash with the M LED every 10 seconds M flashing by itself indicates Aout manual control is used Press the M...

Page 23: ...ve labeled MAINSTAL 3 Double click on the file named MAStart The program will open a few windows and install two programs on your computer Simply follow the onscreen instructions until you see one of...

Page 24: ...otal Set total decimal point channel A and B only Gtotal Grand total Set grand total decimal point channel A and B only prog Program Enter the Program menu InCAL Input calibration Enter the Input Cali...

Page 25: ...te display of channel B rate and total Drgt a Display rate and grand total A Alternate display of channel A rate and grand total Drgt b Display rate and grand total B Alternate display of channel B ra...

Page 26: ...nual reset only after alarm condition has cleared Altern Alternate Set relay for pump alternation control Sanmpl Sampling Set relay for sampling operation OFF Off Disable relay and front panel status...

Page 27: ...Press Enter to reset channel B grand total Tot ab Reset totals A and B Press Enter to reset channels A and B totals Gt ab Reset grand totals A and B Press Enter to reset channels A and B grand totals...

Page 28: ...The display moves to the next menu every time a setting is accepted by pressing Enter F3 Setting Numeric Values The numeric values are set using the Right and Up arrow buttons Press Right arrow to se...

Page 29: ...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...

Page 30: ...es or no after the input type has been set up for each channel If the totalizer features are disabled all the totalizer features and functions are hidden from the menus Level and process meter feature...

Page 31: ...l L u w w 2 2 d d m m x X 3 3 e E n n y Y 4 4 f F O O z Z 5 5 g G o o 6 6 9 g p P 7 7 H H q q 8 8 h h r r 9 9 I I s S A A I i t t Degree b b j J u u Space Note Degree symbol represented by if program...

Page 32: ...A and B reset modes for total grand total The process inputs may be calibrated or scaled to any display value within the range of the meter Additional parameters not needed for most applications are f...

Page 33: ...cess 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 a...

Page 34: ...tes before performing calibration to ensure specified accuracy The meter can be calibrated to display the process variable in engineering units by applying the appropriate input signal and following t...

Page 35: ...e can be displaying the value in gallons while the other displays in million gallons liters m3 etc Total Grand Total Reset Total reset menus are located in the Program menu The totals can be programme...

Page 36: ...he sum of total A and B for t ABC is independent of channel C programming Channel C may be used normally by a different display selection even when D tABC is selected for one of the two displays 25 Mo...

Page 37: ...ly non latching b Automatic manual reset at any time non latching c Latching manual reset only d Latching with Clear manual reset only after alarm condition has cleared e Pump alternation control auto...

Page 38: ...pling the relay is activated for a user specified time 7 Off relay state controlled by Interlock feature The following graphic shows relay 1 action setup relay 2 8 are set up in a similar fashion Prog...

Page 39: ...eak 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 0 005 mA 1 Turn On Go to...

Page 40: ...rgized in non alarm condition In case of power failure relay will go to alarm state Low Alarm with Fail Safe Operation Set Reset Note Relay coil is energized in non alarm condition In case of power fa...

Page 41: ...o to non alarm condition 3 Ignore Processed as a low signal condition Time Delay Operation The following graphs show the operation of the time delay function When the signal crosses the set point the...

Page 42: ...EDs on the front panel provide status indication for the following The meter is supplied with four alarm points that include front panel LEDs to indicate alarm conditions This standard feature is part...

Page 43: ...cation the meter is set up for manual reset at any time Acknowledging the alarm even if the alarm condition is still present resets the relay and turns off the LED Latching Relay Lt Clr In this applic...

Page 44: ...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 Pump Alternation Operation 1 Pump 1 turns on when level reaches 30 000 when le...

Page 45: ...ed the next time the level reaches 6000 gallons relay 3 transfers and starts the backup pump 3 If the backup pump is not able to keep up and the level reaches 7000 gallons relay 4 transfers and starts...

Page 46: ...input dI 1 to dI 4 terminal Interlock Relay Operation Example Relays 1 2 are configured to energize their front panel LEDs are off when SW1 SW2 switches above are closed If the contacts to these digit...

Page 47: ...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...

Page 48: ...resetting the total manually Gtotal Prevents resetting the grand total manually Protecting or Locking the Meter Enter the Password menu and program a six digit password For instructions on how to pro...

Page 49: ...enu and enter the correct password twice as shown below The meter is now unprotected until a new password is entered If the correct six digit password is entered the meter displays the message unLoc u...

Page 50: ...ypASs Bypass Set filter bypass value Ch A Channel A Set filter bypass value for channel A Ch b Channel B Set filter bypass value for channel B Round Round Set the rounding value for display variables...

Page 51: ...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 of grand total C GtA GtB P F Tratio Total ratio C tA tB F t rat2 Total ratio 2 C tB tA tA F T p...

Page 52: ...ibration on channel A Ch b Channel B Perform calibration on channel B C CAL Current calibration Calibrate 4 20 mA current input internal reference source used for scaling the input C lo Current low Ca...

Page 53: ...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 see Ordering Information on page 5 for details...

Page 54: ...put signal linear square root programmable exponent or round horizontal tank volume calculation Multi point linearization is part of the linear function selection Meters are set up at the factory for...

Page 55: ...d tanks or to convert level to flow using weirs and flumes with complex exponent Note After Scale is displayed continue pressing the Enter button until the meter completes the scaling of the input and...

Page 56: ...he cutoff feature 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 v...

Page 57: ...Function Keys User Menu user The User menu allows the user to assign the front panel function keys F1 F2 and F3 the digital input F4 a digital input located on the signal input connector and up to ei...

Page 58: ...e 1 Ln1 HL Display maximum minimum channel A display values on line 1 Display Description Ln2 Hi Display maximum channel B display value on line 2 Ln2 Lo Display minimum Channel B display value on lin...

Page 59: ...nd press Enter The display flashes for a moment while the meter is accepting the low input signal 6 After the display stops flashing a number is displayed with the leftmost digit brighter than the res...

Page 60: ...unit or tag on the lower display The relays and analog output can be programmed to operate based on any input or math channel Button Operation Button Symbol Description Press to enter or exit Program...

Page 61: ...alues 3 Press Menu to exit max min display reading Troubleshooting Due to the many features and functions of the meter it s possible that the setup of the meter does not agree with what an operator ex...

Page 62: ...mmable parameters on the meter Parameter Display Default Setting Input type Input Input type channel A Ch A 4 20 mA Input type channel B Ch B 4 20 mA Total channel A Ch A Yes Total channel B Ch B Yes...

Page 63: ...4 000 Output 1 value Out 1 4 000 mA Display 2 analog out Dis 2 20 000 Output 2 value Out 2 20 000 mA Source analog output Source Channel A Overrange output O rang 21 000 mA Parameter Display Default S...

Page 64: ...respond to input changes reading a fixed number Check Display assignment it might be displaying max min or set point Display alternates between Hi and a number Lo and a number Press Menu to exit max...

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