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Helios Large Display Dual Analog Input Rate/Totalizer Instruction Manual 

PD2-6262

 

 


 
 

Disclaimer 

The information contained in this document is subject to change without notice. Precision 
Digital makes no representations or warranties with respect to the contents hereof and 
specifically disclaims any implied warranties of merchantability or fitness for a particular 
purpose. 

 

 

Caution

Read complete 

instructions prior to installation and 

operation of the meter.

 

Warning

Risk of electric shock or 

personal injury.

 

 

Warning! 

This product is not recommended for life support 
applications or applications where malfunctioning 
could result in personal injury or property 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 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. 

Registered Trademarks 

MeterView

®

 Pro is a registered trademark of Precision Digital Corporation. All other 

trademarks mentioned in this document are the property of their respective owners. 

© 2016 Precision Digital Corporation. All rights reserved.

 

www.predig.com 

 

 

 

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Summary of Contents for PD2-6262

Page 1: ...to 65 C 40 to 150 F Dual Analog Inputs with Math Functions Rate Total and Grand Total for Each Input Channel Addition Difference Average Multiplication Division Min Max Weighted Average Ratio Concentr...

Page 2: ...ld result in personal injury or property 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 fro...

Page 3: ...ogramming Time Delay 38 Relay Action for Loss of 4 20 mA Input Loop Break 38 Relay and Alarm Operation Diagrams 38 High Alarm Operation Set Reset 38 Low Alarm Operation Set Reset 38 High Alarm with Fa...

Page 4: ...features large 1 8 inch superluminous sunlight readable LED digits which can be read from up to 100 feet away It is housed in a water resistant field mountable IP65 rated enclosure for convenient ind...

Page 5: ...nd total or grand total Ch A Ch B Relay set 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...

Page 6: ...s 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 Modbus PV Slave Channels Channel A Channel B Channel C Math channel Math...

Page 7: ...izer parameters programmed independently Totalizer Rollover Totalizer rolls over when display exceeds 999 999 999 Relay status reflects display Total Overflow Override Program total A or B total reset...

Page 8: ...mA output Analog Output Programming 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...

Page 9: ...ing screw Wires should be run through the 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...

Page 10: ...right on the 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...

Page 11: ...ng kit accessory follow these instructions 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...

Page 12: ...te 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 6 Transmitter Supply...

Page 13: ...equipment and the meter Do not disconnect the RJ45 connector located to the left of the power terminal block Doing so will disable the onboard digital I O RS 485 serial communications and M Link func...

Page 14: ...e no switches or jumpers to set up for current and voltage inputs Setup and programming is performed through the front panel buttons Figure 9 Transmitters Powered by Internal Supply Figure 10 Transmit...

Page 15: ...ression can be obtained with 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...

Page 16: ...2 485 converter in an RS 422 network Figure 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 mu...

Page 17: ...und shield only at one location Connections 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...

Page 18: ...appropriate digital input connector block 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...

Page 19: ...see page 45 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 power relay when all interlock contacts ar...

Page 20: ...liamps 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 are...

Page 21: ...de Up arrow F2 A B C Channel displayed Acknowledge Enter F3 1 4 Flashing Relay interlock switch open Note F4 F8 are digital inputs Note LEDs for relays in manual mode flash with the M LED every 10 sec...

Page 22: ...d double click on the drive 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 instructi...

Page 23: ...decimal point channel A and B only Total Total 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 In...

Page 24: ...al D rt b Display rate and total B Alternate 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...

Page 25: ...d Set relay for latching operation with manual reset only after alarm condition has cleared Altern Alternate Set relay for pump alternation control Sanmpl Sampling Set relay for sampling operation OFF...

Page 26: ...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 channels A and B totals Gt ab Reset grand totals A and B Press Ent...

Page 27: ...ved to memory only after pressing Enter F3 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 an...

Page 28: ...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 inte...

Page 29: ...selecting Yes 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 m...

Page 30: ...Display Character 0 0 C C k K v V 1 1 c c 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 No...

Page 31: ...al time base conversion factors 5 Channel 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 paramet...

Page 32: ...icates 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...

Page 33: ...32 Warm up the meter for at least 15 minutes before performing calibration to ensure specified accuracy The meter can be calibrated to display the process variable in engineering units by applying th...

Page 34: ...wn independent settings This means that one 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 th...

Page 35: ...sum of total A and total B d tABC Notes The 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...

Page 36: ...Modbus 2 Relay action a Automatic reset only 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 h...

Page 37: ...rnation control automatic reset only 6 Sampling 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 rela...

Page 38: ...ss 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...

Page 39: ...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 with Fail Safe Operation Set Reset Note Relay coil is energized...

Page 40: ...Turn On Go to alarm condition 2 Turn Off Go 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...

Page 41: ...to the meter is off Front Panel LEDs The LEDs 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 alar...

Page 42: ...ndition Latching Relay LatcH In this application 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 th...

Page 43: ...off Application 1 Pump Alternation 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 Pump Alternation Operation 1 Pump 1...

Page 44: ...With the Pump Alternation feature activated 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...

Page 45: ...5V terminal and the corresponding digital 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...

Page 46: ...see Setting Numeric Values page 27 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 a...

Page 47: ...ion keys and digital inputs Total Prevents resetting the total manually Gtotal Prevents resetting the grand total manually Protecting or Locking the Meter Enter the Password menu and program a six dig...

Page 48: ...password protection access the Password menu 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 ente...

Page 49: ...Channel B Set filter value for channel B bypASs 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...

Page 50: ...on Channel 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 of grand total C GtA GtB P F Tratio Total ratio C tA tB F T pct...

Page 51: ...i Current high Calibrate high current input e g 20 mA v CAL Voltage calibration Calibrate voltage input v Lo Voltage low Calibrate low voltage input e g 0 V v Hi Voltage high Calibrate high voltage in...

Page 52: ...ote More detailed instructions are provided with each optional serial communications adapter Note Refer to the Modbus Register Tables located at www predig com for details When using more than one met...

Page 53: ...output transfer function applied to the input signal linear square root programmable exponent or round horizontal tank volume calculation Multi point linearization is part of the linear function selec...

Page 54: ...s used to measure volume in odd shaped 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 c...

Page 55: ...amming the cutoff value to zero disables the 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 wh...

Page 56: ...and program the output scale Programmable 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...

Page 57: ...splay value on line 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 di...

Page 58: ...message C lo Apply the low input signal and 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 wit...

Page 59: ...or math channel on the upper display and a 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...

Page 60: ...The max min displays are reset to actual values 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 met...

Page 61: ...the factory setting for most of the programmable 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 ch...

Page 62: ...og output Aout Display 1 analog out Dis 1 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...

Page 63: ...tc Scaling or calibration Display does not 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 numb...

Page 64: ...ision 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 C...

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