background image

Model PD6262 Analog Dual-Input Rate/Totalizer Instruction Manual 

72

 

Display Parameter Action/Setting 

nmath 

Math 

Enter the setup menu for channel C math 
functions 

Sunm 

Sum 

C = (A+B+P)*F 

Dif 

Difference 

C = (A-B+P)*F 

difabs 

Absolute 
difference 

C = ((Absolute value of (A-B))+P)*F 

Avg 

Average 

C = (((A+B)/2)+P)*F 

nmulti 

Multiplication 

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 

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. of grand 
total 

C = (GtA-GtB+P)*F 

Tratio 

Total ratio 

C = (tA/tB)*F 

T pct 

Total percent 

C = (tA/(tA+tB))*100 

Const 

Constant 

Enter math equation constants 

adder 

Adder 

Addition constant used in channel C math 
calculations (P) 

factor 

Factor 

Multiplication constant used in channel C 
math calculations (F) 

CutofF 

Cutoff 

Set low-flow cutoff 

Ch-A 

Channel A 

Set low-flow cutoff for Channel A 

Ch-b 

Channel B 

Set low-flow cutoff for Channel B 

Summary of Contents for ProVu PDA1004

Page 1: ...verage 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 S...

Page 2: ...personal injury or property loss 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 Precision Digital Corporation warrants this product against defects in material or workmanship for the specified period under Specifications from the date of shipment from th...

Page 3: ...uctions 16 MOUNTING DIMENSIONS 18 Configuration for 12 or 24 VDC Power Option 19 Transmitter Supply Voltage Selection P P 20 Connections 20 Connectors Labeling 21 Power Connections 21 Signal Connections 22 Modbus RTU Serial Communications 23 Relay Connections 23 Switching Inductive Loads 24 F4 Digital Input Connections 25 4 20 mA Output Connections 25 Analog Output Transmitter Power Supply 25 Exte...

Page 4: ...signment asSign 50 Setting the Relay Action Act 51 Programming Set and Reset Points 52 Setting Fail Safe Operation 52 Programming Time Delay 52 Relay Action for Loss of 4 20 mA Input Loop Break 52 Relay and Alarm Operation Diagrams 53 High Alarm Operation Set Reset 53 Low Alarm Operation Set Reset 54 High Alarm with Fail Safe Operation Set Reset 55 Low Alarm with Fail Safe Operation Set Reset 56 P...

Page 5: ...cations serial 75 Select Menu SElect 76 Signal Input Conditioning Functn 77 Square Root Linearization Square 77 Programmable Exponent Linearization Prog E 77 Multi Point Linearization Linear 78 Math Function nmath 79 Math Constants Const 80 Low Flow Cutoff CutofF 80 Totalizer Count Up Down Count 81 Analog Output Programming AoutPr 81 Programmable Function Keys User Menu user 83 Internal Calibratio...

Page 6: ... two current or voltage signals e g 4 20 mA 0 10 V Various math functions may be applied to the rate total or grand totals of the two channels including addition difference average minimum maximum draw ratio and more This is in addition to the signal input conditioning functions linear square root or programmable exponent The displays relays and the analog output may be assigned to the rate total ...

Page 7: ...tput PD1103 PD6262 6H4 PD6262 7H4 4 relays PD1104 PD6262 6H5 PD6262 7H5 2 relays 4 20 mA output PD1105 PD6262 6H7 PD6262 7H7 4 relays 4 20 mA output PD1107 Model number for replacement option card Accessories Model Description PDA1002 DIN rail mounting kit for two expansion modules PDA1004 4 SPST Form A relays PDA1011 Dual isolated 4 20 mA output expansion module PDA1044 4 digital inputs 4 digital...

Page 8: ... 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 lower display may also be set to show engineering units or be off with no display PROGRAMMING METHODS Four front panel buttons digital inputs PC and MeterView Pro software Modbus registers or cloning using Co...

Page 9: ...d 100 mA max 50 mA max for 5 or 10 VDC supply ProtEX MAX PD8 Series All models transmitter supply rated 25 mA max NORMAL MODE REJECTION Greater than 60 dB at 50 60 Hz ISOLATION 4 kV input output to power line 500 V input to output or output to P supply OVERVOLTAGE CATEGORY Installation Overvoltage Category II Local level with smaller transient overvoltages than Installation Overvoltage Category II...

Page 10: ...t P Adder 99 999 to 999 999 default 0 000 Constant F Factor 0 001 to 999 999 default 1 000 MATH FUNCTIONS Name Function Setting Addition A B P F Sunm Difference A B P F diF Absolute diff Abs A B P F diFAbS Average A B 2 P F AvG Multiplication A B P F nmulti Division A B P F divide Max of A or B AB Hi P F Hi Ab Min of A or B AB Lo P F Lo Ab Draw A B 1 F drAuw Weighted avg B A F A uw avg Ratio A B F...

Page 11: ...of calibrated span C max from 0 to 65 C ambient 0 01 of calibrated span C max from 40 to 0 C ambient SIGNAL INPUT CONDITIONING Linear square root or programmable exponent MULTI POINT LINEARIZATION 2 to 32 points for channel A and B PROGRAMMA BLE EXPONENT 1 0001 to 2 9999 LOW FLOW CUTOFF 0 999999 0 disables cutoff function DECIMAL POINT Up to five decimal places or none d ddddd d dddd d ddd d dd d ...

Page 12: ...exceeds 999 999 999 Relay status reflects display TOTAL OVERFLOW OVERRIDE Program total A or B total reset for automatic with 0 1 second delay and set point 1 for 999 999 TOTALIZER ALARM PRESETS Up to eight user selectable under setup menu Any set point can be assigned to channel A or B total or grand total or C and may be programmed anywhere in the range of the meter for total alarm indication TO...

Page 13: ...arm LEDs and relays may be disabled turn off RELAY OPERATION Automatic non latching Latching requires manual acknowledge Sampling based on time Pump alternation control 2 to 8 relays Off disable unused relays and enable Interlock feature Manual on off control mode RELAY RESET User selectable via front panel buttons digital inputs or PC 1 Automatic reset only non latching when the input passes the ...

Page 14: ...Note Analog output drift is separate from input drift ISOLATED TRANSMITTER POWER SUPPLY Terminals I R 24 VDC 10 May be used to power the 4 20 mA output or other devices Refer to Figure 7 on page 21 and Figure 16 on page 25 ProVu Series PD6262 All models rated 40 mA max ProtEX MAX PD8 Series All models 25 mA max EXTERNAL LOOP POWER SUPPLY 35 VDC maximum OUTPUT LOOP RESISTANCE Power supply Minimum M...

Page 15: ...ed Emissions Class A AC Mains Conducted Emissions Class A IMMUNITY EN 61326 1 2006 Measurement control and laboratory equipment EN 61000 6 2 2005 EMC heavy industrial generic immunity standard RFI Amplitude Modulated 80 1000 MHz 10 V m 80 AM 1 kHz 1 4 2 0 GHz 3 V m 80 AM 1 kHz 2 0 2 7 GHz 1 V m 80 AM 1 kHz Electrical Fast Transients 2kV AC mains 1kV other Electrostatic Discharge 4kV contact 8kV ai...

Page 16: ...only by trained service personnel INSTALLATION There is no need to remove the meter from its case to complete the installation wiring and setup of the meter for most applications Instructions are provided for setting up a 12 24 VDC powered meter to operate from 12 VDC and for changing the transmitter power supply to output 5 or 10 VDC instead of 24 VDC see page 19 Unpacking Remove the meter from b...

Page 17: ... case and remove Insert meter into the panel cutout Install mounting brackets and tighten the screws against the panel To achieve a proper seal tighten the mounting bracket screws evenly until meter is snug to the panel along its short side DO NOT OVER TIGHTEN as the rear of the panel may be damaged Figure 1 1 8 DIN Panel Cutout Dimensions Panel Gasket Mounting Bracket Mounting Screw Removable Con...

Page 18: ...Model PD6262 Analog Dual Input Rate Totalizer Instruction Manual 18 MOUNTING DIMENSIONS Figure 3 Meter Dimensions Side View NO NC NC C NO C NO NC NC C NO C R Figure 4 Meter Dimensions Top View ...

Page 19: ...wer option are shipped from the factory ready to operate from 24 VDC To configure the meter for 12 VDC power 1 Remove all the connectors 2 Unscrew the back cover 3 Slide the back cover about 1 inch 4 Configure the J9 jumper located behind the power connector for 12 V as shown below MAIN BOARD 24 VDC 12 VDC POWER J9 12 V 24 V J9 CONFIGURATION Factory Default M LINK _ Figure 5 Jumper Configuration f...

Page 20: ...wiring connectors 2 Unscrew the back cover 3 Slide out the back cover by about 1 inch 4 Configure the J4 jumper located behind the input signal connector for the desired excitation voltage as shown Figure 6 Transmitter Supply Voltage Selection Connections All connections are made to removable screw terminal connectors located at the rear of the meter Caution Use copper wire with 60 C or 60 75 C in...

Page 21: ...nsion modules cables or meters to the RJ45 M LINK connector Otherwise damage will occur to the equipment and the meter Figure 7 Connector Labeling for Fully Loaded PD6262 Power Connections Power connections are made to a two terminal connector labeled POWER on Figure 7 The meter will operate regardless of DC polarity connection The and symbols are only a suggested wiring convention AC or DC POWER ...

Page 22: ...s of current and voltage connections There are 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 Transmitter 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 fa...

Page 23: ... modules e g external relays additional 4 20 mA outputs digital I O Use the PDA1200 meter copy cable for meter to meter interfacing for cloning purposes i e copying settings from one meter to other meters Relay Connections Relay connections are made to two six terminal connectors labeled RELAY1 RELAY4 on Figure 7 Each relay s C terminal is common only to the normally open NO and normally closed NC...

Page 24: ...across the contacts C 0 5 to 1 µF for each amp through closed contacts Notes 1 Use capacitors rated for 250 VAC 2 RC networks may affect load release time of solenoid loads Check to confirm proper operation 3 Install the RC network at the meter s relay screw terminals An RC network may also be installed across the load Experiment for best results Figure 14 Low Voltage DC Loads Protection RC Networ...

Page 25: ...r output are made to the connector terminals labeled MA OUT The 4 20 mA output may be powered internally or from an external power supply 12 35 VDC Power Supply 4 20 mA Input Meter R I I 1 3 2 RELAY1 3 2 1 24 V 4 20 mA Input Remote Display Chart Recorder Etc R I I MA OUT 1 3 2 RELAY1 3 2 1 24 V MA OUT Figure 16 4 20 mA Output Connections Analog Output Transmitter Power Supply The internal 24 VDC p...

Page 26: ...sconnect the expansion modules with the power on More detailed instructions are provided with each optional expansion module 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 trigger the interlock relay This feature is enabled by configuring the relay a...

Page 27: ...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 After power and input signal connections have been completed and verified apply power to the meter ...

Page 28: ...8 are enabled when relay expansion module installed Note LEDs for relays in manual mode flash with the M LED every 10 seconds Press the Menu button to enter or exit the Programming Mode at any time Press the Right arrow button to move to the next digit during digit or decimal point programming Press or hold the Up arrow button to scroll through the menus decimal point or to increment the value of ...

Page 29: ... units Unit Select the display units tags Ch A Rate unit Set rate unit or tag for channel A or B Ch C Math unit Set unit or tag for math channel C Tot A Total unit Set total unit or tag for channel A or B Gtot A Grand total unit Set grand total unit or tag for channel A or B Dec pt Decimal point Set decimal point Ch A Decimal point Set decimal point for channel A or B or C Rate Rate Set rate decim...

Page 30: ...el A Setup the total for channel A or B tbase Time base Program total time base T Cf Total conversion factor Program total conversion factor Gt CF Grand total conversion factor Program grand total conversion factor treset Total reset Program total reset mode auto or manual Ch A Channel A Set total reset modes for channel A or B T rst Total reset Program total reset mode auto or manual Gt rst Grand...

Page 31: ...t 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 total B Alternate display of channel B rate and grand total D set1 Display Set 1 Displays relay 1 through 8 set point D Hi A Display high A Display high value of channel A D Lo A Display low A Display low ...

Page 32: ...l C Alternate display of channel A total channel B total and math result channel C m bus Display Modbus Display Modbus input register D off Display off Display blank little display D unit Display unit Display big display channel units d Inty Display intensity Set display intensity level from 1 to 8 RELaY Relay Enter the Relay menu Assign Assignment Assign relays to channels or Modbus Asign1 Assign...

Page 33: ...operation off Off Disable fail safe operation DeLAY Delay Enter relay Time Delay menu DLY 1 Delay 1 Enter relay 1 through 8 time delay setup On 1 On 1 Set relay 1 On time delay OFF 1 Off 1 Set relay 1 Off time delay break Loop break Set relay condition if loop break detected Break1 Break 1 Set relay 1 through 8 break condition ignore Ignore Ignore loop break condition Processed as a low signal con...

Page 34: ...ls 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 Contrl Control Enter Control menu Auto Automatic Press Enter to set meter for automatic operation mAn Manual Press Enter to manually control relays or analog output operation pass Password Enter the Password menu Pass 1 Password 1 Set or enter Password 1 Unloc...

Page 35: ...d Press Menu button to enter Programming Mode then press the Up arrow button to scroll main menu Press Menu at any time to exit and return to Run Mode Changes made to settings prior to pressing Enter are not saved Changes to the settings are saved to memory only after pressing Enter The display moves to the next menu every time a setting is accepted by pressing Enter ...

Page 36: ...t 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 Press the Enter button at any time to accept a setting or Menu button to exit without saving changes 004 000 004 000 005 000 dis 1 dis 1 dis 1 Next Setting Select Next Digit Increment Digital Value Accept Setting ...

Page 37: ...r 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 ...

Page 38: ...ve display parameters in the display dsplay menu Enable or disable the totalizer features by 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 meter features and functions are added to the menus If disabling the total parameter by selecting no please r...

Page 39: ...total units Ch C sets the units for the math channel C See the flow chart on page 48 to access the display menu to show the unit or tag on the lower display The engineering units or custom legends can be set using the following 7 segment character set Display Character Display Character 0 0 k K 1 1 l L 2 2 m m 3 3 n n 4 4 O O 5 5 o o 6 6 p P 7 7 q q 8 8 r r 9 9 s S A A t t b b u u C C v V c c u w ...

Page 40: ...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 Pressing the Up arrow moves the decimal point one place to the left There are seven decimal points to set up for three channels Ch A rate total and grand total Ch B rate total and grand total and Ch C After the decimal points are set up the m...

Page 41: ...e is not needed to scale the meter Use the Calibrate menu to apply a signal from a calibrator or a flowmeter 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 m...

Page 42: ...ION on page 7 for details Input Calibration Method InCAL There are two methods of calibrating or scaling the display for each input channel to show the correct engineering units Use the Scale menu to enter the scaling without a signal source Use the Calibrate menu to apply a signal from a signal source Note The Scale and Calibrate functions are exclusive of each other The meter uses the last funct...

Page 43: ...l source is not needed to scale the meter simply program the inputs and corresponding display values From the INCAL menu select channel A or B followed by SCal A or SCal B and then set the signal input 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 ...

Page 44: ...t maintained 4 Input 1 signal inadvertently applied to calibrate input 2 Minimum Input Span The minimum input span is the minimum difference between input 1 and input 2 signals required to complete the calibration or scaling of the meter Input Range Input 1 Input 2 Span 4 20 mA 0 15 mA 10 VDC 0 10 VDC Calibrating the Meter with External Source To scale the meter without a signal source refer to Sc...

Page 45: ...Model PD6262 Analog Dual Input Rate Totalizer Instruction Manual 45 Calibrating the Meter for Channel A CAL A Calibrating the Meter for Channel B CAL B ...

Page 46: ...pendent 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 the Program menu The totals can be programmed for manual or automatic reset In the automatic reset mode a programmable time delay is available to reset the total or grand total after the assigned preset is rea...

Page 47: ...total DRGT B s 16 Relay set points 1 8 DSET 1 to DSET 8 17 Max min and max min values for Ch A Ch B or Ch C D Hi A to d HL C 18 Toggle Ch A rate units d A u 19 Toggle Ch B rate units d B u 20 Toggle Ch C units d C u 21 Toggle Ch A total units d TA u 22 Toggle Ch B total units d TB u 23 Toggle Ch A total and Ch B total d tAb 24 Toggle Ch A total Ch B total and the sum of total A and total B d tABC ...

Page 48: ...various lighting conditions Select intensity 8 for outdoor applications The default intensity setting is 8 Display Setup Menu See Setting the Display Parameters Intensity dsplay on page 47 for a list of all the big and little display options available After setting up the input and display press the Menu button to exit programming and skip the rest of the setup menu ...

Page 49: ... Channel C Math channel d 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 has cleared e Pump alternation control automatic reset only f Sampling the relay is activated for a user specified time g Off relay state controlled by Interlock feature 3 Set...

Page 50: ...Model PD6262 Analog Dual Input Rate Totalizer Instruction Manual 50 Setting the Relay Assignment asSign ...

Page 51: ...c reset non latching 2 Automatic manual reset at any time non latching 3 Latching manual reset only at any time 4 Latching with Clear manual reset only after alarm condition has cleared 5 Pump alternation 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 relay 2...

Page 52: ...l safe operation is set independently 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 dela...

Page 53: ...tion 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: ... on off Relay LED Automatic or Manual non latching ACK pressed Relay LED Manual latching ACK pressed Relay LED ACK pressed Automatic non latching Manual only after passing above Reset latching with clear For Manual reset mode ACK can be pressed anytime to turn off relay For relay to turn back on signal must go above set point and then go below it ...

Page 55: ...atic non latching energized de energized off on Relay LED Automatic or Manual non latching ACK pressed Relay LED Manual latching ACK pressed Relay LED Manual only after passing below Reset latching with clear ACK pressed Set Reset Note Relay coil is energized in non alarm condition In case of power failure relay will go to alarm state ...

Page 56: ... LED Automatic non latching de energized energized on off Relay LED Automatic or Manual non latching ACK pressed Relay LED Manual latching ACK pressed Relay LED Manual only after passing above Reset latching with clear ACK pressed Note Relay coil is energized in non alarm condition In case of power failure relay will go to alarm state ...

Page 57: ...ion Pump 1 Relay1 Set Relay2 Reset Relay2 Set Relay1 Set Relay2 Set Input de energized energized Relay1 Set Relay2 Set Relay1 Relay2 Reset LEDs indicate the relay status Input Input Relay1 Reset Relay2 Reset Relay1 Reset Pump 2 Pump 1 Pump 2 Pump 1 Pump 2 de energized energized de energized energized ...

Page 58: ...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 Total Relay Sampling Operation Preset 100 100 Relay LED Total 200 300 Sample Time Sample Time Sample Time When the total reaches the preset the relay trips and the sample time starts After the sample time has elapsed th...

Page 59: ...for a high alarm relay Relay LED Input Loop Break Ignore de energized energized off on Relay LED Loop Break Off Relay LED Loop Break On Set Reset When the meter detects a break in the 4 20 mA loop the relay will go to one of the following selected actions 1 Turn On Go to alarm condition 2 Turn Off Go to non alarm condition 3 Ignore Processed as a low signal condition ...

Page 60: ...lay LED When the signal crosses the set point the On time delay timer starts and the relay trips when the time delay has elapsed If the signal drops below the set point high alarm before the time delay has elapsed 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 mAn reset mode is selected the LED follo...

Page 61: ...dband 3 Sampling Based on Time 4 Pump Alternation Control for up to 8 Pumps Relays Auto Initialization When power is applied to the meter the front panel LEDs and alarm relays will reflect the state of the input to the meter The following table indicates how the alarm LEDs and relays will react on power up based on the set and reset points Alarm HI or LO Alarm Set Point Reset Point Power Up Readin...

Page 62: ...fferently for latching and non latching relays For non latching relays the LED is always off during normal condition and always on during alarm condition regardless of the state of the relay e g Relay acknowledged after alarm condition For latching relays the alarm LEDs reflects the status of the relays regardless of the alarm condition The following tables illustrate how the alarm LEDs function i...

Page 63: ... Alarm On On Normal Off Off Next Alarm On On Ack On Off Normal Off Off In this application the meter is set up for automatic and manual reset at any time non latching relay The LED and the relay automatically reset when the meter returns to the normal condition The next time an alarm occurs the operator acknowledges the alarm manually while the alarm condition still exists This causes the relay to...

Page 64: ...mal condition This is because for latching relays the alarm LED reflects the status of the relay regardless of the alarm condition Acknowledging Relays There are two ways to acknowledge relays programmed for manual reset 1 Via the programmable front panel function keys F1 F3 Default F3 assigned to ACK 2 Remotely via a normally open pushbutton wired across one of the digital inputs and the 5 V term...

Page 65: ... dual pump trigger 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 30 000 when level drops below 10 000 pump 1 turns off 2 The next time level reaches 30 000 pump 2 turns on when level drops below 10 000 pump 2 turns off 3 If the level doesn t reach 35 000 pump 1 and pump 2 will be operating alternately 4 If pump ...

Page 66: ... If multiple digital inputs are assigned to the same relay then the corresponding logic is AND i e both switches must be closed to trip the relay Scaling the 4 20 mA Analog Output Aout The 4 20 mA analog outputs can be scaled to provide a 4 20 mA signal for any display range selected To select the channel and source assignments the analog outputs are assigned to see Analog Output Source on page 82...

Page 67: ...ol sets all relays and analog output for automatic operation Once Manual mode is initiated on any relay or analog output an LED labeled M is turned on Every few seconds all LEDs representing outputs that are in Manual mode as well as the M LED flash This process will continue as long as any output is in manual mode Setting Up the Password pass The Password menu is used for programming three levels...

Page 68: ... __ __ Protecting or Locking the Meter Functions Enter the Password menu and program a six digit password For instructions on how to program numeric values see Setting Numeric Values page 36 Total Reset Password Non Resettable Total The total and the grand total can be password protected to prevent unauthorized total resets The grand total can be programmed as a non resettable total by entering th...

Page 69: ... 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 entered the meter displays the message unLoc unlocked and the protection is disabled until a new password is programmed If the password entered is incorrect the meter displays the message Locd Locked for about two...

Page 70: ...truction Manual 70 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: ...tion parameters SlaveId Slave ID Set slave ID or meter address Baud Baud rate Select baud rate Tr dLY Transmit delay Set transmit delay for serial communication Parity Parity Select parity Even Odd or None with 1 or 2 stop bits t byt Time byte Set byte to byte timeout SelEct Select Enter the Select menu function cutoff out Functn Signal input conditioning Select linear square root programmable exp...

Page 72: ... 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 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 of grand total C GtA GtB P F Tratio Total ratio C tA tB F T pct Total percent C tA tA tB 100 Const Constant Enter math equation constants adder Adder Addition constant used...

Page 73: ...break Set analog output if loop break detected Calib Calibrate Calibrate 4 20 mA output internal reference source used for scaling the output 4 nmA 4 mA output Enter mA output value read by milliamp meter with at least 0 001 mA resolution 20 nmA 20 mA output Enter mA output value read by milliamp meter with at least 0 001 mA resolution O rang Overrange Program mA output for display overrange u ran...

Page 74: ... mA current input internal reference source used for scaling the input C lo Current low Calibrate low current input e g 4 mA C Hi 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 input e g 10 V Copy Copy Enter copy function Send Send Send meter settings...

Page 75: ...cale Rounding Feature round The rounding feature is used to give the user a steadier display with fluctuating signals Rounding is used in addition to the filter function Rounding causes the display to round to the nearest value according to the rounding selected This setting affects the last two digits regardless of decimal point position Modbus RTU Serial Communications serial The meter is equipp...

Page 76: ...ENU key is pressed or after navigating through the t byte parameter Select Menu SElect The Select menu is used to select the signal input conditioning function applied to the inputs linear square root or programmable exponent math function for A B constants low flow cutoff total count direction up or down from a preset amount and analog output programming Multi point linearization is part of the l...

Page 77: ...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 equal to the maximum flow Programmable Exponent Linearization Prog E The programmable exponent function is used to calculate open channel flow measured with a level t...

Page 78: ...ted 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 Note After Scale is displayed continue pressing the Enter button until the meter completes the scaling of the...

Page 79: ...ollowing math functions are available Function Display Description Sunm Sum C A B P F Dif Difference C A B P F difabs Absolute difference C Absolute value of A B P F Avg Average C A B 2 P F nmulti Multiplication 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 ...

Page 80: ...9 The chart on page 79 details the math functions that may be selected in the Math Function menu Low Flow Cutoff CutofF The low flow cutoff feature allows the meter to be programmed so that the often unsteady output from a differential pressure transmitter at low flow rates always displays zero on the meter The low flow cutoff for each channel is programmed independently The cutoff value may be pr...

Page 81: ...999 Analog Output Programming AoutPr The Analog Output Programming menu is used to program the behavior of the 4 20 mA output The following parameters and functions are programmed in this menu 1 Source Source for generating the 4 20 mA output 2 Overrange Analog output value with display in overrange condition 3 Underrange Analog output value with display in underrange condition 4 Break Analog outp...

Page 82: ...ath 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 To base an analog output on the rate total or grand total of channels A or B select the channel in the Analog Output Source menu Then select the rate total or grand total as the source reference for the output and program the output sca...

Page 83: ...ollowing page Function Keys Digital I O Available Settings Display Description Display Description Rst HL Reset max min A B C Contrl Control menu relay Relay menu AcH Acknowledge relays Set 1 Set point 1 8 reset Reset menu Rly d Disable relay Rst t Reset all totals Rly E Enable relay Rst gt Reset all grand totals O Hold Relay output hold Rst ta Reset channel A total D Hold Display hold while activ...

Page 84: ...splay Channel C F on 3 Force on relay 3 disabl Disable function key F on 4 Force on relay 4 Internal Calibration ICAL The meter is factory calibrated prior to shipment to read in milliamps and volts depending on the input selection The calibration equipment is certified to NIST standards The use of calibrated signal sources is necessary to perform the internal calibration of the meter Check calibr...

Page 85: ...t 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 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...

Page 86: ...y any of the following conditions 1 Input signal is not connected to the proper terminals or it is connected backwards 2 Wrong signal selection in Setup menu 3 Minimum input span requirements not maintained Minimum Input Span The minimum input span is the minimum difference between input 1 and input 2 signals required to complete the calibration or scaling of the meter Input Range Input 1 Input 2 ...

Page 87: ...ng the Up arrow button then press Enter 6 The meter displays the message Send Press Enter the display flashes while sending data The message done is displayed when copying is completed 7 The Clone meter displays the message CPY Rc while being programmed then the message done when copying is completed The meter initializes and returns to Run Mode using the same settings as the Master 8 If meter to ...

Page 88: ...ing units or tags may be displayed with these three channels The dual line display can be customized by the user Typically the upper display is used to display the math channel C while the lower display is used to alternate between displaying input channels A and B rate or total Additionally the meter can be set up to display any input or math channel on the upper display and a unit or tag on the ...

Page 89: ...displayed either continuously or momentary 1 Display briefly by assigning to the F1 F3 function keys or to the digital inputs in the User menu 2 Display continuously by assigning either display to max min through the Display menu Any of the F1 F3 function keys buttons and the digital inputs can be programmed to reset the max min readings The meters are set at the factory to display the max min rea...

Page 90: ... Diagnostics Menu diag The Diagnostics menu is located in the Advanced Features menu To access the Diagnostics menu see Advanced Features Menu page 70 For a description of the diagnostic messages see Advanced Features Menu Display Messages page 71 Determining Software Version To determine the software version of a meter 1 Go to the Diagnostics menu diAG and press Enter button 2 Press Up arrow butt...

Page 91: ... factory defaults Instructions to load factory defaults 1 Enter the Advanced Features menu See Advanced Features Menu page 70 2 Press Up arrow to go to Diagnostics menu 3 Press and hold Right arrow for three seconds press Enter when display flashes reset Note If Enter is not pressed within three seconds the display returns to Run Mode 4 The meter goes through an initialization sequence similar as ...

Page 92: ... 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 Units units Rate unit channel A Ch A mA A Rate unit channel B Ch B mA b Unit channel C Ch C mA C Total unit channel A Tot A tot A Grand total unit ch A Gtot A Gtot A Total unit channel B Tot b tot b Grand total unit ch B Gtot b Gtot B Decimal Point Dec pt Rate channel A rate 3 Total cha...

Page 93: ...B InP 2 20 000 mA Display 2 channel B Dis 2 20 000 Total setup Tsetup Time base channel A Tbase Sec Total conversion factor Ch A T CF 1 000 Grand total conversion factor Ch A Gt CF 1 000 Time base channel B Tbase Sec 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...

Page 94: ... 000 Relay 3 reset point RSt 3 2 500 Relay 4 assignment Ch A Channel A rate Relay 4 action Act 4 Automatic Relay 4 set point Set 4 4 000 Relay 4 reset point RSt 4 3 500 Fail safe relay 1 to 4 Fls 1 Off On delay relay 1 to 4 On 1 0 0 sec Off delay relay 1 to 4 Off 1 0 0 sec Loop break relay 1 to 4 ignore Ignore Analog output Aout Display 1 analog out Dis 1 4 000 Output 1 value Out 1 4 000 mA Displa...

Page 95: ... Cutoff value channel B Ch b 0 000 disabled Serial Serial Slave ID Address SlavId 247 Baud rate baud 9600 Transmit delay Tr dly 50 ms Parity Parity Even Byte to byte timeout t byt 010 0 1 sec Math math Math channel C Sum 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 Upper Max Min F3 function key F3 Acknowledge relays F...

Page 96: ...illiamp meter with at least 0 001 mA resolution 4 ma 4 mA output Enter mA output value read by milliamp meter with at least 0 001 mA resolution Ack Acknowledge Acknowledge relays Act 1 Action 1 Set relay 1 action Adder Adder The channel C math function adder constant P Alm 1 Alarm 1 Assign digital output to Alarm 1 8 Altern Alternate Set relay for pump alternation control A man Auto manual Set rel...

Page 97: ...ference source used for scaling the output Ch A Channel A Channel A B or C selection Concen Concentration Channel C A A B F Const Constant Enter the math function constant menu Contrl Control Enter Control menu to turn relays on off set analog output 1 manually or return meter to automatic operation Copy Copy Enter copy function CutofF Cutoff Set low flow cutoff ch A ch B Count Count Set total cou...

Page 98: ...total B Assign display to channel B total D ta u Display A and units tags Alternate display of channel A and the unit tag D TAbC Display total A B and math channel C Alternate display of channel A total channel B total and math channel C D tb u Display B and units tags Alternate display of channel B and the unit tag D unit Display unit Display unit of the big display channel Dec pt Decimal point S...

Page 99: ...tion factor constant F FaiLSF Fail safe Enter Fail safe menu filter Filter Set noise filter value FLS 1 Fail safe 1 Set relay 1 fail safe operation 1 8 Force Force Force analog output value for loop break Functn Signal input conditioner Select linear square root programmable exponent or round horizontal tank function Gt ab Reset grand totals A and B Press Enter to reset channels A and B grand tota...

Page 100: ... Min C on lower display Assign digital input or F key to toggle max min of channel C on the Lower display Lit LC Min C on lower display Assign digital input or F key to display min of channel C on the Lower display Lit Lo Min on lower display Assign digital input or F key to display min of channel B on the Lower display Little Lower display Press Enter to assign the Lower display parameter default...

Page 101: ...rog E Programmable exponent Set meter for programmable exponent and enter exponent value ratio Ratio Channel C A B F RELaY Relay Enter the Relay menu reset Reset Press Enter to access the Reset menu Right Right arrow Assign digital input to Right arrow button F1 RLY 1 Relay 1 Relay 1 setup 1 8 Rly d Disable relay Assign digital input and function keys to disable all relays Rly E Enable relay Assig...

Page 102: ...et direction of total count Tot A Total A Set total unit or tag for channel A Tot b Total B Set total unit or tag for channel B Total Total Used in various totalizer related parameters Tr dLY Transmit delay Set transmit delay for serial communication Tratio Total ratio tA tB F Treset Total reset Menu Program total reset mode auto or manual Tsetup Total setup Enter the Total Setup menu units Units ...

Page 103: ...eading is not accurate Check 1 Signal input conditioner selected Linear square root etc 2 Scaling or calibration Display does not respond to input changes reading a fixed number Check 1 Display assignment it might be displaying max min or set point Display alternates between 1 Hi and a number 2 Lo and a number Press Menu to exit max min display readings Relay operation is reversed Check 1 Fail saf...

Page 104: ...ital 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 For the latest version of this manual please visit www predig com ...

Reviews: