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LI55 Series Analog Input Display

1. 54 Pump Alternation Control Applications RLEEr n 55 Scaling the 4 20 mA Analog Output Raut 58 Setting Up the Password PASS 59 Protecting or Locking the Meter 59 Making Changes to a Password Protected Meter 60 Disabling Password Protection 60 Advanced Features Menu 61 Advanced Features Menu amp Display Messages 62 Noise Filter F ib Er 64 Noise Filter Bypass bYPA55 64 LI55 Series Analog Input Process Display Instruction Manual Select Menu SELEct 65 Math Function Selection Functn 65 Low Flow Cutoff Cut oF F 67 Analog Output Programming Rout Pr 67 Programmable Function Keys User Menu u5Er 68 Internal Source Calibration ICAL 69 Meter Copy Function CaP 72 METER OPERATION 74 Front Panel Buttons Operatio
2. LED Loop Break On 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 49 LI55 Series Analog Input Process Display Instruction Manual Time Delay Operation The following graphs show the operation of the time delay function Tdelay Tdelay gt Tdelay Relay LED l On Time Delay T 1 1 1 1 D 1 1 1 1 1 1 D lt Tdelay lt Tdelay gt Tdelay Relay Loo y y y LED Off Time Delay When the signal crosses the set point the On time delay timer starts and the relay trips when the time delay has elapsed 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 4 77 An reset mode is selected the LED follows the reset point and not the relay state when the re lay is acknowledged 50 LI55 Series Analog Input Process Display Instruction Manual Relay Operation Details Overview The relay capabilities of the meter expand its usefulness beyond simple indication to provide users with alarm and control functions These ca pabilities include front panel alarm status LEDs as well as either 2 or 4 optional internal relays a
3. LI55 Series Analog Input Process Display Instruction Manual ISOLATION 4 kV input output to power line 500 V input to output or output to P supply OVERVOLTAGE Installation Overvoltage Category II CATEGORY Local level with smaller transient over voltages than Instal lation Over voltage Category III ENVIRONMENTAL Operating temperature range 40 to 65 C Storage temperature range 40 to 85 C Relative humidity 0 to 90 non condensing CONNECTIONS Removable screw terminal blocks accept 12 to 22 AWG wire RJ45 for external relays and digital I O ENCLOSURE 1 8 DIN high impact plastic UL 94V 0 color black MOUNTING 1 8 DIN panel cutout required 3 622 x 1 772 92 mm x 45 mm Two panel mounting bracket assemblies are provided TIGHTENING Screw terminal connectors 5 Ib in 0 56 Nm TORQUE OVERALL 4 68 x 2 45 x 5 64 119 mm x 62 mm x 143 mm DIMENSIONS WxHxD WEIGHT 9 5 oz 269 g WARRANTY See Warranty Process Input INPUTS Field selectable 0 20 4 20 mA 10 V 0 5 1 5 0 10 V ACCURACY 0 03 of calibrated span 1 count square root amp programmable exponent accuracy range 10 100 of calibrated span TEMPERATURE 0 005 of calibrated span C max from 0 to 65 C ambient DRIFT 0 01 of calibrated span C max from 40 to 0 C ambient MATH Linear square root programmable exponent or FUNCTIONS round horizontal tank volume calculation MULTI POINT 2 to 32 points LINEARIZATION P
4. 42 Relay and Alarm Operation Diagrams 43 High Alarm Operation Set gt Reset 43 Low Alarm Operation Set lt Reset 44 High Alarm with Fail Safe Operation Set gt Reset 45 Low Alarm with Fail Safe Operation Set Reset 46 Relay Sampling Operation 48 Signal Loss or Loop Break Relay Operation 49 Time Delay Operation 50 Relay Operation Details 51 Overview 51 Relays Auto Initialization 51 Fail Safe Operation 51 Front Panel LEDs 52 Latching and Non Latching Relay Operation 52 Non Latching Relay Auta 53 Non Latching Relay R na An 53 Latching Relay LRECH 53 Latching Relay LE EL r 54 Acknowledging Relays
5. 9 bypass SEr AL SELEct L 9 ea SS d AU CoPY ICAL ubEr lt 61 LI55 Series Analog Input Process Display Instruction Manual Advanced Features Menu amp Display Messages The following table shows the functions and messages of the Advanced Features menu in the order they appear in the menu Display Parameter Action Setting F Lr Filter Set noise filter value bYPASS Bypass Set filter bypass value SEr AL Serial Set serial communication parameters Addr ES Address Set meter address bRud Baud rate Select baud rate tr dig Transmit delay Set transmit delay for serial communication S5ELEct Select Enter the Select menu function cutoff out Funcken Math Function Select linear square root programmable exponent or round horizontal tank function L nEAr Linear Set meter for linear function and select number of linearization points no PES Number of Set meter for 2 to 32 point linearization points S5 8uRrE Square root Set meter for square root extraction Prot E Programmable Set meter for programmable exponent and exponent enter exponent value rht Round horizon Set meter for round horizontal tank volume tal tank calculation d Amar Diameter Enter the tank s diameter in inches LEnGEh Length Enter the tank s length in inches CutaFF Cutoff Set low flow cutoff Rout Pr Analog output Program analog output parameters programming Sou
6. Relay1 amp Relay2 Reset Pump 1 Pump 2 Relay2 Set Relay1 Set Relay1 Reset Relay2 Reset Pump 1 Pump 2 Relay2 Set Relay1 Set Relay2 Reset Relay1 Reset Pump 1 Pump 2 de energized energized de energized energized de energized energized i i LEDs indicate the relay status kejdsiq sseooug 1ndu 6ojeuy soues scr Jenuejy uononajsu LI55 Series Analog Input Process Display Instruction Manual Relay Sampling 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 48 LI55 Series Analog Input Process Display Instruction Manual Signal Loss or Loop Break Relay Operation The following graph shows the loop break relay operation for a high alarm relay Set Reset de energized energized Relay LED off on Loop Break Ignore LED Loop Break Off Er Relay
7. located behind the input signal connector for the desired excitation voltage as shown J4 CONFIGURATION MAIN BOARD igo log foot Ho jo i log INPUT ee aes es ee SIGNAL LAM ONM us Figure 4 Transmitter Supply Voltage Selection Connections All connections are made to removable screw terminal connectors located at the rear of the meter Use copper wire with 60 C or 60 75 C insulation for all line voltage connections Observe all safety regulations Electrical wiring should be performed in accordance with all applicable national state and local codes to prevent damage to the meter and ensure personnel safety 18 LI55 Series Analog Input Process Display Instruction Manual Connectors Labeling The connectors label affixed to the meter shows the location of all connectors available with requested configuration Do not connect any equipment other than Flowline s ex AN pansion modules cables or meters to the RJ45 M LINK connector Otherwise damage will occur to the equipment Warning and the meter RELAYA RELAY3 RELAY2 RELAY1 MAOUT 6 5 4 3 2 1 6 5 4 3 2 1 3 2 1 2 2 82 2l 2 2 NO NC C NO NC C NO NC C NO NC C I R XA ec P P COM V mA 12345678 1 2 3 4 5 1 2 DOO 2 O Noowss SIGNAL M LINK POWER Figure 5 Connector Labeling for Fully Loaded LI55 Series Power Connections Power connections are made to
8. 000 5 Notice that with the set and reset points of pump 2 outside the range of pump 1 the first pump on is the first pump to go off This is true for up to 8 alternating pumps if setup accordingly 6 Relay 3 will go into alarm if the level drops below 4 000 and relay 4 will go into alarm if the level exceeds 40 000 7 Adding the 4 external relays expansion module allows using the 4 SPDT internal relays for pump alternation and the 4 SPST external relays for high high high low and low low alarm indication 55 LI55 Series Analog Input Process Display Instruction Manual Application 2 Pump Alternation Using Relays 3 amp 4 1 Relays 1 and 2 are set up for low and high alarm indication 2 Relays 3 and 4 are set up for pump alternation Set and Reset Point Programming Relay Set Point Reset Point Function 1 495 750 Controls low alarm 2 7500 6900 Controls high alarm 3 7000 900 Controls backup pump 4 6000 1000 Controls main pump The following graphics provide a visual representation of a typical pump alternation application with high and low alarm monitoring 4 20 mA Signal Level Transmitter 615 4 3 211 6 5 4 3 2 1 Control Hi Alarm Control Relay Backup 1 Relay 4 turns the main pump on at 6000 gallons and turns it off at
9. Connections eene 19 Transmitters Powered by Internal Supply 20 Transmitter Powered by Ext Supply or Self Powered 20 Voltage Input Connections eese Relay Connections ccccceceeeseeeeceeeeeseeeeeeeeeeeeeeeeeneeees AC and DC Loads Protection Low Voltage DC Loads Protection 22 4 20 mA Output Connections 23 Expansion Modules ccce 24 External Relays Module Connections 24 Digital O Module Connections 24 Acknowledge Relays w Function 54 Meter Copy Connection eeeecsseesesee 72 Meter Dimensions Side View 87 Meter Dimensions Top View se 87 LI55 Series Analog Input Process Display Instruction Manual SPECIFICATIONS Except where noted all specifications apply to operation at 25 C General DISPLAY Main display 0 60 15 mm high red LEDs Second display 0 46 12 mm high red LEDs 6 digits each 99999 to 999999 with lead zero blanking DISPLAY Eight user selectable intensity levels INTENSITY DISPLAY 5 second 200 ms UPDATE RATE OVERRANGE Display flashes 399999 UNDERRANGE Display flashes 99999 PROGRAMMING Four front panel
10. Main Menu ooo eu ru 30 Setting Numeric Values 31 Reset Menu r amp SEL 31 Control Menu LantrL 31 Setting Up the Meter SEE uP 32 Setting the Input Signal inPut 33 5 LI55 Series Analog Input Process Display Instruction Manual Setting the Decimal Point dEc PE 33 Setting the Display Parameter amp Intensity dSPL RM 33 Programming the Meter Pr oD 36 Multi Point Calibration amp Scaling 36 Scaling the Meter SCALE 37 Calibrating the Meter with External Source EAL 39 Setting the Relay Operation r EL RS 40 Setting the Relay Action 41 Programming Set and Reset Points 42 Setting Fail Safe Operation 42 Programming Time Delay 42 Relay Action for Loss of 4 20 mA Input Loop Break
11. a two terminal connector labeled POWER on Figure 5 The meter will operate regardless of DC polarity connection The and symbols are only a suggested wiring convention POWER ONS AC or DC POWER Required External Fuse 5 Amax 250 V Slow Blow Figure 6 Power Connections 19 LI55 Series Analog Input Process Display Instruction Manual Signal Connections Signal connections are made to a five terminal connector labeled SIGNAL on Figure 5 The COM common terminal is the return for the 4 20 mA and the 10 V input signals Current and Voltage Connections The following figures show examples 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 INPUT SIGNAL INPUT SIGNAL P P COM V mA P P COM V mA 3 Wire 4 20 mA Transmitter 4 20 mA Transmitter Figure 7 Transmitters Powered by Internal Supply INPUT SIGNAL INPUT SIGNAL P P COM V mA P P COM V mA 2 Wire 4 20 mA Self Powered Transmitter External 2 Wire Power 4 20 mA Supply Transmitter Figure 8 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 fault condition depending on the nature of the overload The fuse limits the current to a safe level when it detects a fault condi tion and au
12. 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 the Enter button at any time to accept a setting or Menu button to exit without saving changes Next Setting Accept Setting Increment Digit Select Next Digit Value Note The decimal point is set in the Setup decimal point menu Reset Menu E5EE The Reset menu is used to reset the maximum or minimum reading peak or valley reached by the process both may be reset at the same time by selecting reset high amp low r SE HL Control Menu Contri The Control menu is used to control the 4 20 mA analog output and the relays manually ignoring the input Each relay and analog output can be programmed independently for manual control Selecting automatic control sets all relays and analog output for automatic operation Ruto contri EL A ma An wb eyil layag contrL na Hn nx Hn na Hn 15 888 aFF on R out riu d rly B 31 LI55 Series Analog Input Process Display Instruction Manual Setting Up the Meter 5EEuP The Setup menu is used to select 1 Input signal the meter will accept 2 Decimal point position 3 Display parameter and intensity 4 Relay operation 5 4 20 mA analog output scaling Press the Enter button to access any menu or press Up arrow button to Scroll through
13. be scaled to display the process variable in engineering units A signal source is not needed to scale the meter simply program the inputs and corresponding display values 2 EN SCALE inP d InP 2 Prot SCALE SCALE mu minim nm nnm I Let Li LELULIE InP I inP 2 dh Ii d amp c SCALE SCALE Oooo ca duu d amp d 5 For instructions on how to program numeric values see Setting Numeric Values page 31 LI55 Series Analog Input Process Display Instruction Manual Error Message Error An error message indicates that the calibration or scaling process was not successful After the error message is displayed the meter reverts to input 2 during calibration or scaling and to input 1 during internal calibration allowing the appropriate input signal to be applied or programmed The error message might be caused by any of the following conditions 1 Input signal is not connected to the proper terminals or it is con nected backwards 2 Wrong signal selection in Setup menu 3 Minimum input span requirements not 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 amp Input 2 Span 4 20 mA 0 15 mA 10 VDC 0 10 VDC 38 LI55 Series Analog Input Process Displa
14. manual ad cleared reset only after alarm condition has cleared m A 4 20 mA Set meter for 4 20 mA input 84 LI55 Series Analog Input Process Display Instruction Manual Display Parameter Action Setting Description URS Manual Press Enter to manually control relays or analog output operation na RH Maximum Program maximum mA output allowed na Enu Menu button Assign digital input to Menu button na in Minimum Program minimum mA output allowed na PLS Number of Set meter for 2 to 32 point linearization points D Hold i output Assign digital input to hold all relays state n Disable relay and front panel status LED OFF Off i turn relays off program off time delay OFF Off 1 Set relay 1 Off time delay 1 8 Enable fail safe operation turn relays on un On program on time delay Un i On 1 Set relay 1 On time delay 1 8 U r And Overrange Program MA output for display overrange Gut Output 1 Program output 1 value e g 4 000 mA Gut 2 Output 2 Program output 2 value e g 20 000 mA PASS Password Enter the Password menu Set or enter Password 1 PASS Password allows use of the F1 F3 function keys Set or enter Password 2 PASS 2 Password 2 Allows use of the F1 F3 function keys and changing the set reset points Set or enter Password 3 PASS 3 Password S Restricts all programming amp F1 F3 keys Prot Program Enter the Program menu r Programma Set meter for programma
15. of the input signal i e 0 005 mA 1 Turn On Go to alarm condition 2 Turn Off Go to non alarm condition 3 Ignore Processed as a low signal condition Note This is not a true loop break condition if the signal drops below 0 005 mA it is interpreted as a loop break condition 42 LI55 Series Analog Input Process Display Instruction Manual Relay and Alarm Operation Diagrams The following graphs illustrate the operation of the relays status LEDs and ACK button High Alarm Operation Set Reset Set Reset Relay de energized energized LED oft on l Automatic non latching l l l l l l i l LED en ee nl ar ER l ACK n m pressed 7 i 7 Automatic or Manual non latching Rao TL T LDLo TS I e e pe p me eie 5 ACK l m rH l pressed Relay N iB w T LDL TS ACK I pressed Lo Y MI YT Manual only after passing below Reset latching with clear 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 43 LI55 Series Analog Input Process Display Instruction Manual Low Alarm Operation Set Reset energized de energized Relay LED on off Automatic non latching l I ACK I I pressed ACK pressed Jm i O Manual latching I Relay L LED l ACK I pressed M OTT Manual only after passing abo
16. should make it unusual for the installer or operator to refer to this section of the manual However due to the many features and functions of the meter it s possible that the setup of the meter does not agree with what an operator expects to see If the meter is not working as expected refer to the Diagnostics menu and recommendations below Diagnostics Menu d AL The Diagnostics menu is located in the Advanced Features menu to access Diagnostics menu see Advanced Features Menu page 61 It provides an easy way to view the programmed parameter settings for troubleshooting purposes Press the Enter button to view the settings and the Menu button to exit at any time For a description of the diagnostic messages see Advanced Features Menu amp Display Messages page 62 Determining Software Version To determine the software version of a meter 1 Goto the Diagnostics menu d AL and press Enter button 2 Press Up arrow button and scroll to Information menu info 3 Press Enter to access the software number SFE version UEr and serial number 5n information Write down the in formation as it is displayed Continue pressing Enter until all the information is displayed 4 The meter returns to Run Mode after displaying all the settings 76 LI55 Series Analog Input Process Display Instruction Manual Reset Meter to Factory Defaults When the parameters have been changed in a way that is difficult to determin
17. 1000 gallons 4 20 mA Signal 2 With the Pump Alternation feature activated the next time the level reaches 6000 gallons relay 3 transfers and starts the backup pump 56 LI55 Series Analog Input Process Display Instruction Manual 4 20 mA Signal 3 If the backup pump is not able to keep up and the level reaches 7000 gallons relay 4 transfers and starts the main pump as well 4 20 mA Signal Level Transmitter 7 C4 a we ea f 2 GAL 0 i ame ams ose sa sam a owe 0 a Backup 4 Relay 2 trips the High Level Alarm at 7500 gallons and resets at 6900 gallons 4 20 mA Signal 5 Relay 1 trips the Low Level Alarm at 495 gallons and resets at 750 gallons 57 LI55 Series Analog Input Process Display Instruction Manual Scaling the 4 20 mA Analog Output Fout The 4 20 mA analog output can be scaled to provide a 4 20 mA signal for any display range selected No equipment is needed to scale the analog output simply program the display values to the corresponding mA output signal The Analog Output menu is used to program the 4 20 mA output based on display values Haut di5 i d5 eg SEbuP Rout Rout 4 HEH EHHE 620 000 d5
18. 4 0 6mm 0 000 0 0mm Figure 1 1 8 DIN Panel Cutout Dimensions 16 LI55 Series Analog Input Process Display Instruction Manual Gasket M Panel Removable Connectors awl Mounting Mounting Bracket Screw Figure 2 Panel Mounting Details Configuration for 12 or 24 VDC Power Option Bo not exceed voltage rating of the selected configuration Meters equipped with the 12 24 VDC power option are shipped from the factory ready to operate from 24 VDC To configure the meter for 12 VDC power 1 Remove all the connectors Unscrew the back cover Peel Slide the back cover about 1 inch Configure the J9 jumper located behind the power con nector for 12 V as shown below J9 CONFIGURATION eme 17 xX Factory Default Figure 3 Jumper Configuration for 12 24 VDC Power LI55 Series Analog Input Process Display Instruction Manual Transmitter Supply Voltage Selection P P All meters including models equipped with the 12 24 VDC power option are shipped from the factory configured to provide 24 VDC power for the transmitter or sensor If the transmitter requires 5 or 10 VDC excitation the internal jum per J4 must be configured accordingly To access the voltage selection jumper 1 Remove all the wiring connectors 2 Unscrew the back cover 3 Slide out the back cover by about 1 inch 4 Configure the J4 jumper
19. A LRL u5 SELEcE LEnbEh 66 LI55 Series Analog Input Process Display Instruction Manual Low Flow Cutoff uk oFF 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 cutoff value may be programmed from 0 to 999999 The meter will display zero below the cutoff value Programming the cutoff value to zero disables the cutoff feature Analog Output Programming RoutPr The Analog Output Programming menu is used to program the behavior of the 4 20 mA output The following parameters and functions are pro grammed in this menu 1 Source Source for generating the 4 20 mA output e g PV Overrange Analog output value with display in overrange condition Underrange Analog output value with display in underrange condition Break Analog output value when loop break is detected Max Maximum analog output value allowed regardless of input Min Minimum analog output value allowed regardless of input Calibrate Calibrate the internal 4 20 mA source reference used to scale the 4 20 mA output NOaR WD Analog Output Source The source for generating the 4 20 mA output may be assigned to the process variable maximum or minimum value reached by the process or one of the set points n AH n in SourcE SourcE Source Pu ES RautPr SourcE Set Poin
20. Display assignment dSPLAY Big display Main bd PV Process variable Little display Small L EELE Eng units mA Display intensity d int 6 Relay 1 action Act Automatic Relay 1 set point SEE 1 000 Relay 1 reset point rSt 0 500 Relay 2 action Act 2 Automatic Relay 2 set point SEE 2 2 000 Relay 2 reset point rSt e 1 500 Relay 3 action Act 3 Automatic Relay 3 set point 5EE 3 3 000 Relay 3 reset point rSt 3 2 500 LI55 Series Analog Input Process Display Instruction Manual Parameter Display Default Setting User Setting Relay 4 action Act 4 Automatic Relay 4 set point SEE 4 4 000 Relay 4 reset point r 5bk 4 3 500 Fail safe relay 1 FLS Off Fail safe relay 2 FLS 2 Off Fail safe relay 3 FLS 3 Off Fail safe relay 4 FLS 4 Off On delay relay 1 Un i 0 0 sec Off delay relay 1 OFF 0 0 sec On delay relay 2 Un 2 0 0 sec Off delay relay 2 UFF 2 0 0 sec On delay relay 3 Un 3 0 0 sec Off delay relay 3 UFF 3 0 0 sec On delay relay 4 Un M 0 0 sec Off delay relay 4 OFF 4 0 0 sec Loop break relay 1 inar E Ignore Loop break relay 2 inar E Ignore Loop break relay 3 nar E Ignore Loop break relay 4 nar E Ignore Display 1 analog out d5 i 4 000 Output 1 value Gut 4 000 mA Display 2 analog out d eg 20 000 Output 2 value Gut 2 20 000 mA Source analog output 5aur ct Process Variable Overrange output U r And 21 000 mA Underrange output ur And 3 000 mA Loop break out
21. 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 Math function 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 Hand a number 2 Lo and a number Press Menu to exit max min display readings Relay operation is reversed Check 1 Fail safe in Setup menu 2 Wiring of relay contacts Relay and status LED do not respond to signal Check 1 Relay action in Setup menu 2 Set and reset points Meter not communicating with ap plication programs Check 1 Serial adapter and cable 2 Serial settings 3 Meter address and baud rate If the display locks up or the meter does not respond at all Cycle the power to reboot the microprocessor Other symptoms not described above Call Technical Support for assistance 81 LI55 Series Analog Input Process Display Instruction Manual Alphabetical List of Display Functions amp Messages Display Parameter Action Setting Description n Enter mA output value read by milliamp eG m A 20 MA
22. LI55 Series Analog Input Display Instruction Manual LISTED e 0 20 mA 4 20 mA 0 5 V 1 5 V and 10 V Inputs e NEMA 4X IP65 Front e Universal 85 265 VAC or 12 24 VDC Input Power e Large Dual Line 6 Digit Display 0 60 amp 0 46 e Isolated 24 VDC 200 mA Transmitter Power Supply e Math Functions for Flow amp Round Horizontal Tanks e Programmable Display amp Function Keys e Sunlight Readable Display e 32 Point Square Root or Exponential Linearization e Multi Pump Alternation Control e 20r 4 Relays Isolated 4 20 mA Output Options e External 4 Relay amp Digital I O Expansion Modules e 40 to 65 C Operating Temperature Range oD RE AGRE NIA NEN IO 7 1 10500 Humbolt St Los Alamitos CA 90720 USA Tel 562 598 3015 Fax 562 431 8507 www flowline com LI55 Series Analog Input Process Display Instruction Manual Disclaimer The information contained in this document is subject to change without notice Flowline Inc 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 Warranty To register your product with Flowline go to www flowline com On line warranty registration can be found under contact Flowline on the navigation bar along the side of the home page Flowline warrants to the original purchaser of its products that such products will be free from defects in material
23. PL Act i OFF Act i 41 LI55 Series Analog Input Process Display Instruction Manual Programming Set and Reset Points High alarm indication program set point above reset point Low alarm indication program set point below reset point The deadband is determined by the difference between set and reset points Minimum deadband is one display count If the set and reset points are programmed with the same value the relay will reset one count below the set point i SEE i Program rLy d Set Point rt i Program riu d Reset Point Setting Fail Safe Operation In fail safe mode of operation the relay coil is energized when the proc ess variable is within safe limits and the relay coil is de energized when the alarm condition exists The fail safe operation is set independently for each relay Select an to enable or select aFF to disable fail safe op eration Programming Time Delay The On and Off time delays may be programmed for each relay be tween 0 and 999 9 seconds The relays will transfer only after the condi tion 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 Relay Action for Loss 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
24. ROGRAMMA 1 0001 to 2 9999 BLE EXPONENT LOW FLOW 0 999999 0 disables cutoff function CUTOFF DECIMAL POINT Up to five decimal places or none d ddddd ddddd dddd ddd d d or dddddd 10 LI55 Series Analog Input Process Display Instruction Manual CALIBRATION Input Minimum Span RANGE Range Input 1 amp Input 2 4 20mA 0 15 mA 10 V 0 10 V An Error message will appear if the input 1 and input 2 signals are too close together INPUT Voltage ranges greater than 1 MQ IMPEDANCE Current ranges 50 100 Q depending on resettable fuse impedance INPUT Current input protected by resettable fuse 30 VDC max OVERLOAD Fuse resets automatically after fault is removed Relays RATING 2 or 4 SPDT Form C internal and or 4 SPST Form A external rated 3 A 30 VDC and 125 250 VAC resistive load 1 14 HP 125 250 VAC for inductive loads NOISE Noise suppression is recommended for each relay contact SUPPRESSION switching inductive loads see page 22 for details DEADBAND 0 100 of span user programmable HIGH OR LOW User may program any alarm for high or low trip point ALARM Unused alarm LEDs and relays may be disabled turn off RELAY Automatic non latching OPERATION Latching requires manual acknowledge Sampling based on time Pump alternation control 2 to 8 relays Off disable unused relays Manual control mode RELAY RESET User selectable via front panel buttons or digital input
25. VDC 10 40 mA maximum may TRANSMITTER be used to power the 4 20 mA output or other devices POWER SUPPLY Refer to Figure 5 on page 19 and Figure 13 on page 23 EXTERNAL LOOP 35 VDC maximum POWER SUPPLY OUTPUT LOOP Power supply Minimum Maximum RESISTANCE 24 VDC 100 700 Q 35 VDC external 100 Q 1200 Q 12 LI55 Series Analog Input Process Display Instruction Manual LI56 1440 Digital Input amp Output Expansion Module CHANNELS 4 digital inputs amp 4 digital outputs per module SYSTEM Up to 2 modules for a total of 8 inputs amp 8 outputs DIGITAL INPUT 3to 5 VDC LOGIC HIGH DIGITAL INPUT 0 to 1 25 VDC LOGIC LOW DIGITAL OUTPUT 4 75 to 5 VDC LOGIC HIGH DIGITAL OUTPUT 0 to 0 4 VDC LOGIC LOW SOURCE 10 mA maximum output current CURRENT SINK 1 5 mA minimum input current CURRENT 5V To be used as pull up for digital inputs only TERMINAL Connect normally open pushbuttons across 5 V amp DI1 4 13 LI55 Series Analog Input Process Display Instruction Manual COMPLIANCE INFORMATION Safety UL amp c UL LISTED USA amp Canada UL 508 Industrial Control Equipment UL FILE NUMBER E193723 FRONT PANEL UL Type 4X NEMA 4X IP65 panel gasket provided LOW VOLTAGE DIRECTIVE EN 61010 1 2001 Safety requirements for measurement control and laboratory use Electromagnetic Compatibility EMISSIONS EN 55022 1998 A1 2000 A2 2003 Class A ITE emiss
26. acts C 0 5 to 1 uF 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 con firm 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 Use a diode with a reverse breakdown voltage two to L three times the circuit volt o age and forward current at A A least as large as the load D current Figure 12 Low Voltage DC Loads Protection 22 LI55 Series Analog Input Process Display Instruction Manual 4 20 mA Output Connections Connections for the 4 20 mA transmitter output are made to the connec tor terminals labeled MA OUT The 4 20 mA output may be powered internally or from an external power supply bl I MA OUT MA OUT RELAY1 L t R RELAY1 _ H R 3 2 1 3 2 1 oo oo 4 20 mA Input Remote Display Chart Recorder Etc 4 20 mA Input Meter Figure 13 4 20 mA Output Connections Analog Output Transmitter Power Supply The internal 24 VDC power supply powering the analog output may be used to power other devices if the analog output is not used The I terminal is the 24 V and the R terminal is the return This power supply is capable of sourcing up to 40 mA 23 LI55 Series Analog Input Process Display Instruction Manual External Relays amp Digital I O Conne
27. and workmanship under normal use and service for a period which is equal to the shorter of one year from the date of purchase of such products or two years from the date of manufacture of such products This warranty covers only those components of the products which are non moving and not subject to normal wear Moreover products which are modified or altered and electrical cables which are cut to length during installation are not covered by this warranty Flowline s obligation under this warranty is solely and exclusively limited to the re pair or replacement at Flowline s option of the products or components thereof which FLOWLINE SHALL HAVE NO OBLIGATION FOR CONSEQUENTIAL DAM AGES TO PERSONAL OR REAL PROPERTY OR FOR INJURY TO ANY PER SON This warranty does not apply to products which have been subject to electrical or chemical damage due to improper use accident negligence abuse or misuse Abuse shall be assumed then indicated by electrical damage to relays reed Switches or other components The warranty does not apply to products which are damaged during shipment back to Flowline s factory or designated service center or are returned without the original casing on the products Moreover this warranty becomes immediately null and void if anyone other than service personnel author ized by Flowline attempts to repair the defective products Products which are thought to be defective must be shipped prepaid and insured to Flowl
28. ble exponent and Prot E ble exponent enter exponent value rELAY Relay Enter the Relay menu rESEE Reset Press Enter to access the Reset menu ht Round hori Set meter for round horizontal tank volume zontal tank calculation 85 LI55 Series Analog Input Process Display Instruction Manual Display Parameter Action Setting Description r i ht Right arrow Assign digital input to Right arrow button riy i Relay 1 Relay 1 setup 1 8 rid Disable relay Assign digital input to disable all relays riH E Enable relay Assign digital input to enable all relays r5 Reset 1 Program reset point 1 1 8 rSt Hi Reset high Press Enter to reset max display rSt HL dae low Press Enter to reset max amp min displays rSt La Reset low Press Enter to reset min display SAna PL Sampling Set relay for sampling operation SCALE Scale Enter the Scale menu SELEck Select saine a function cutoff output SEnd Send Send meter settings to another meter SEr AL Serial Set serial communication parameters SEE Set 1 Program set point 1 1 8 SEtuP Setup Enter Setup menu SourcE Source Select source for the 4 20 mA output SWAP E Square root Set meter for square root extraction tr dig a Set transmit delay for serial communication unLoc Unlocked Program password to lock meter uP Up arrow Assign digital input to Up arrow button ur And Underrange Program mA output for display underrange uSE
29. buttons digital inputs PC and multi point METHODS linearization utility or cloning using Copy function NOISE FILTER Programmable from 2 to 199 0 will disable filter FILTER BYPASS Programmable from 0 1 to 99 9 of calibrated span RECALIBRATION All ranges are calibrated at the factory Recalibration is recommended at least every 12 months MAX MIN Max min readings reached by the process are stored until DISPLAY reset by the user or until power to the meter is turned off PASSWORD Three programmable passwords restrict modification of programmed settings Pass 1 Allows use of the F1 F3 function keys Pass 2 Allows use of the F1 F3 function keys and chang ing the set reset points Pass 3 Restricts all programming and F1 F3 keys Note Digital inputs are not password protected except programming functions NON VOLATILE All programmed settings are stored in non volatile memory MEMORY for a minimum of ten years if power is lost POWER 85 265 VAC 50 60 Hz 90 265 VDC 20 W max OPTIONS or jumper selectable 12 24 VDC 1096 15 W max FUSE Required external fuse UL Recognized 5 A max slow blow up to 6 meters may share one 5 A fuse ISOLATED Terminals P amp P 24 VDC 10 200 mA max stan TRANSMITTER dard 12 24 VDC powered models rated 100 mA max POWER SUPPLY 5 or 10 VDC 50 mA max selectable with internal jumper J4 NORMAL MODE Greater than 60 dB at 50 60 Hz REJECTION
30. cH Manual reset any time Condition LED Relay Normal Off Off Alarm On On Ack Off Off In this application the meter is set up for manual reset at any time Ac knowledging the alarm even if the alarm condition is still present resets the relay and turns off the LED 53 LI55 Series Analog Input Process Display Instruction Manual Latching Relay LE fir Manual reset only after alarm condition has cleared Condition LED Relay Normal Off Off Alarm On On Ack No effect On On Normal On On Ack Off Off In this application the meter is set up for manual reset only after the signal passes the reset point alarm condition has cleared Acknowl edging the alarm while it is still present has no effect on either the LED or the relay When the alarm is acknowledged after it returns to the normal state the LED and the relay go off Notice that the LED remains on even after the meter returns to the normal condition This is be cause for latching relays the alarm LED reflects the status of the relay regardless of the alarm condition Acknowledging Relays To acknowledge relays programmed for manual reset via the pro grammable front panel function keys F1 F3 Default F3 assigned to ACK When the ACK button or the assigned digital input is closed all relays programmed for manual reset are acknowledged Figure 17 Acknowledge Relays w Function 54 LI55 Series Analog In
31. cess 69 LI55 Series Analog Input Process Display Instruction Manual Example of Internal Calibration for current input The meter displays ow input current message Lo Apply the low input signal and press Enter The display flashes for a moment while the meter is accepting the low input signal 5 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 6 Setthe display value to correspond to the input signal being cali brated typically 4 000 mA 7 The display moves to the high input calibration E H Apply the high input signal and press Enter 8 Setthe display for the high input calibration in the same way as it was set for the low input calibration typically 20 000 mA For instructions on how to program numeric values see Setting Nu meric Values page 31 PES CAL L LRL EUH mm 172 er ERI ICAL C CAL The display r flashes while 4 e LO sensing the C Lo inputs nmm ra m x am 1 mma Tox j ra CI n c3 ca ca ca The graphic above shows the calibration of the current input The volt age input is calibrated in a similar way 70 LI55 Series Analog Input Process Display Instruction Manual Tips e Low and high input signals can be any valid valu
32. choices Press the Menu button to exit at any time SEEuP e inP ut na A m SELUP inPut oj dEc Pt dddddd E r P SEtuP dEc Pt dSPLAY bi r L I SELUP dSPLAY rELAY rLy i p gt m SELUP rELAY Aout d5 i a al SEtuP Haut 32 m Press Enter UoLt to Accept inPut dddd dd dddddd p dEc Pt dEc Pt L ELE d int p dSPLAY dSPLAY FA LSE dELAY P rELAY rELAY ELE Gut b di5 i Rout LI55 Series Analog Input Process Display Instruction Manual Setting the Input Signal Put Enter the Input menu to set up the meter to display current na F or voltage UaLE inputs The current input is capable of accepting any signal from 0 to 20 mA Select current input to accept 0 20 mA or 4 20 mA signals The voltage input is capable of accepting any signal from 10 to 10 VDC Select voltage input to accept 0 5 1 5 0 10 or 10 VDC signals Setting the Decimal Point dEc PE The decimal point may be set with up to five decimal places or with no decimal point at all Pressing the Right arrow moves the decimal point one place to the right until no decimal point is displayed and then it moves to the leftmost position Setting the Display Parameter amp Intensity d 5PL R5 The main display b i6 can be programmed to display 1 Process value 2 Relay set points 3 Max amp min values The small display L ELE can be programmed to d
33. ct for such applications does so at his her own risk Flowline Inc shall not be held liable for dam ages resulting from such improper use Limited Warranty Flowline Inc warrants this product against defects in material or workmanship for the specified period under Specifications from the date of shipment from the factory Flowline s liability under this lim ited warranty shall not exceed the purchase value repair or re placement of the defective unit Registered Trademarks All trademarks mentioned in this document are the property of their re spective owners 2008 Flowline Inc All rights reserved www flowline com LI55 Series Analog Input Process Display Instruction Manual Table of Contents INTRODUCTION rr 4 ORDERING INFORMATION 4 SPECIFICATIONS ru 9 General e eo er rn er en rr Sn nn 9 Process Input ee oorr 10 Relays eo eoo er eo er rn er rn nn 11 Isolated 4 20 mA Transmitter Output 12 LI56 1440 Digital Input amp Output Expansion Module 13 COMPLIANCE INFORMATION 14 Safety ee o
34. ctions The relay and the digital I O expansion module LI56 1400 amp LI56 1440 are connected to the meter using a CAT5 cable provided with each module The two RJ45 connectors on the expansion modules are iden tical and interchangeable they are used to connect additional modules to the system Note The jumper located between the RJ45 connectors of the LI56 1440 must be removed on the second digital I O module in order for the system to recognize it as module 2 Do not connect or disconnect the expansion modules with AN the power on More detailed instructions are provided with each optional Warning expansion module pg Ye Figure 14 Expansion Modules ANN NE M RLY5 RLY6 RLY7 RLY8 1 2 3 4 5 6 7 8 o O00 O00 O0 O0 NO C NO C NO C NO C Figure 15 External Relays Module Connections 13 4 01 O2 O3 04 G QOOOGOGHOOGHO V J v 5VDC DI1 4 DO 1 4 GND Figure 16 Digital I O Module Connections 24 LI55 Series Analog Input Process Display Instruction Manual SETUP AND PROGRAMMING The meter is factory calibrated prior to shipment to read in milliamps and volts depending on the input selection The calibration equipment is certified to NIST standards Overview There are no jumpers to set for the meter input selection Setup and programming is done through the front panel buttons After power and input signal connections have been completed and verified apply power to th
35. display 2 value up to 32 points Error Error Error calibration not successful check signal or programmed value PASS Password Enter the Password menu PASS Password 1 Set or enter Password 1 PASS 2 Password 2 Set or enter Password 2 PASS 3 Password 3 Set or enter Password 3 untoc Unlocked Program password to lock meter Locd Locked Enter password to unlock meter 999999 Flashing Overrange condition 39999 display Underrange condition 29 LI55 Series Analog Input Process Display Instruction Manual Main Menu The main menu consists of the most commonly used functions Reset Control Setup Program and Password e Press Menu button to enter Programming Mode then press the Up arrow button to scroll main menu Run Mode 5 888 mA rESE amp EY contri SEtuP Prat PASS gt L L L Ruto inPut SEAL PRSS contri SEtuP Prob PASS na Hn dEc Pt CAL PRSS 2 contri SEtuP Prob PASS dSPLAY PA55 3 SEtuP PASS rELAY SEtuP Rout SEtuP e Press Menu at any time to exit and return to Run Mode Changes made to settings prior to pressing Enter are not saved e Changes to the settings are saved to memory only after pressing Enter e The display moves to the next menu every time a setting is ac cepted by pressing Enter 30 LI55 Series Analog Input Process Display Instruction Manual Setting Numeric Values The numeric values are set using the Right and Up
36. e g Off relay and status LED disabled 2 Setpoint 3 Reset point 4 Fail safe operation a On enabled b Off disabled 5 Time delay a Ondelay 0 999 9 seconds b Off delay 0 999 9 seconds 6 Relay action for loss break of 4 20 mA input ignore on off rELAY ALY S FRALSF dELRH brERH SEtuP rELAY rELAY rELAY rELAY Act i FL5 diy i br EAH i REAU FRILSF dELAY brERH Y Y SEE an on inar E rud d FLS i diy brERH i Y y rSt i OFF oFF Gn rud d FLS diy brERHI Y Note The setup of relays 2 8 follows the same DFF pattern shown here for relay 1 brERHI 40 LI55 Series Analog Input Process Display Instruction Manual Setting the Relay Action Operation of the relays is programmed in the Action menu The relays may be set up for any of the following modes of operation 1 2 3 4 5 6 7 Automatic reset non latching Automatic manual reset at any time non latching Latching manual reset only at any time Latching with Clear manual reset only after alarm condition has cleared Pump alternation control automatic reset only Sampling the relay is activated for a user specified time Off relay and status LED disabled The following graphic shows relay 1 action setup relay 2 8 are set up in a similar fashion Ee From Ret i Ruta Relay 1 Menu rLy i Ret BT 3 xd zn 2 reer PI m Fa n z i RLEErn Act 1 SAna
37. e input and display press the Menu button to exit pro gramming and skip the rest of the setup menu Press the Menu button again and the Up arrow to reach the Program menu and complete the scaling or calibration of the meter 35 LI55 Series Analog Input Process Display Instruction Manual Programming the Meter Prot It is very important to read the following information before proceeding to program the meter e The meter is factory calibrated prior to shipment to read in milli amps and volts depending on the input selection The calibration equipment is certified to NIST standards e Use the Scale menu to scale the process inputs e g 4 20 mA A calibrated signal source is not needed to scale the meter The Program menu contains the Scale and the Calibrate menus 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 pro grammed in the Advanced Features menu see Advanced Features Menu page 61 Multi Point Calibration amp Scaling The meter is set up at the factory for 2 point linear calibration The number of points for multi point calibration scaling is set up in the Ad vanced Features menu Up to 32 linearization points may be selected See page 66 for details 36 LI55 Series Analog Input Process Display Instruction Manual Scaling the Meter SCALE The process inputs 4 20 mA and 10 VDC can
38. e meter 25 LI55 Series Analog Input Process Display Instruction Manual Front Panel Buttons and Status LED Indicators FRODE Button Description LED Status Symbol Menu 1 4 Alarm 1 4 indicator MENU gt 3 Right arrow F1 5 8 Alarm 5 8 indicator m Up arrow F2 Note Alarms 5 8 are enabled when relay expansion gt e Enter F3 module is installed e Press the Menu button to enter or exit the Programming Mode at any time e Press the Right arrow button to move to the next digit during digit or decimal point programming e Press the Up arrow button to scroll through the menus decimal point or to increment the value of a digit e Press the Enter button to access a menu or to accept a setting e Press and hold the Menu button for three seconds to access the advanced features of the meter 26 LI55 Series Analog Input Process Display Instruction Manual Display Functions amp Messages The meter displays various functions and messages during setup pro gramming and operation The following table shows the main menu functions and messages in the order they appear in the menu Display Parameter Action Setting Description rESEE Reset Press Enter to access the Reset menu r5k Hi Reset high Press Enter to reset max display rSt La Reset low Press Enter to reset min display rSt HL Reset Press Enter to reset max amp min dis
39. e what s happening it might be better to start the setup proc ess from the factory defaults Instructions to load factory defaults 1 2 3 Enter the Advanced Features menu See Advanced Features Menu page 61 Press Up arrow to go to Diagnostics menu Press and hold Right arrow for five seconds press Enter when display flashes rESEt Note If Enter is not pressed within three seconds the display re turns to the Diagnostics menu The meter goes through an initialization sequence similar as on power up and loads the factory default settings Run Mode 996000 UPd Press amp hold Menu for 3 sec to access Advanced features Press amp hold right arrow for 3 sec to reset meter 77 LI55 Series Analog Input Process Display Instruction Manual Factory Defaults amp User Settings The following table shows the factory setting for most of the program mable parameters on the meter Next to the factory setting the user may record the new setting for the particular application Model S N Date Parameter Display Default Setting User Setting Input type inPut 4 20 mA Filter F LEEr 10 Bypass bYPASS 0 2 Function Funcken Linear Number of points no PES 2 Programming Prot Scale Input 1 inP i 4 000 mA Display 1 d5 4 000 Input 2 InP 2 20 000 mA Display 2 d5 20 000 Decimal point ddddd 3 places Cutoff value CutoFF 0 000 disabled
40. elays Right arrow button D Hold Relays output hold uP Up arrow button d5PLRS Display menu EntEr Enter button bab Big display menu Rina i Alarm 1 8 bib He Max on big display 68 LI55 Series Analog Input Process Display Instruction Manual Internal Source Calibration CAL The meter is factory calibrated prior to ship ment to read in milliamps and volts depend ing on the input selection The calibration equipment is certified to NIST standards The internal source allows the user to scale the meter without applying a signal The use of calibrated signal sources is necessary to perform the internal source calibration of the meter Check calibration of the meter at least every 12 months Each input must be recalibrated separately If meter is in operation and it is intended to accept only one input type e g 4 20 mA recalibration of other input is not necessary Allow the meter to warm up for at least 15 minutes before performing the internal source calibration procedure The nternal calibration menu is part of the Advanced Features menu 1 Press and hold the Menu button for three seconds to access the advanced features of the meter 2 Press the Up arrow button to scroll to the nternal calibration menu CAL and press Enter 3 The meter displays either current calibration CAL or voltage calibration U CAL according to the input setup Press Enter to start the calibration pro
41. es within the range of the meter e Observe minimum input span requirements between input 1 and input 2 e Low input should be less than high input signal Error Message Error An error message indicates that the calibration or scaling process was not successful After the error message is displayed the meter reverts to input 2 during calibration or scaling and to input 1 during internal calibration allowing the appropriate input signal to be applied or programmed The error message might be caused by any of the following conditions 1 Input signal is not connected to the proper terminals or it is con nected 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 amp Input 2 Span 4 20 mA 0 15 mA 10 VDC 0 10 VDC 71 LI55 Series Analog Input Process Display Instruction Manual Meter Copy Function CaPS5 The Copy function is used to copy or clone all the settings from one meter to other meters requiring exactly the same setup and program ming i e type of input scaling decimal point filter bypass etc AN Warning Only the meter copy cable must be used for meter to meter interfacing The cable is a special eight conductor flat cable with two wires
42. i d i5 2 Hub i Gut e Rout Rout B4 GBB8 OHHH Duk Duk 2e For instructions on how to program numeric values see Setting Nu meric Values page 31 LI55 Series Analog Input Process Display Instruction Manual Setting Up the Password PR55 The Password menu is used for programming three levels of security to prevent unauthorized changes to the programmed parameter settings Pass 1 Allows use of the F1 F3 function keys Pass 2 Allows use of the F1 F3 function keys and changing the set reset points Pass 3 Restricts all programming and F1 F3 keys Note Digital inputs are not password protected Protecting or Locking the Meter Enter the Password menu and program a six digit password For instructions on how to program numeric values see Setting Numeric Values page 31 Run Mode PASS 3 PASS Record the password for future reference If appropriate it may be re corded in the space provided Model Serial Number Password 1 Password 2 Password 3 59 LI55 Series Analog Input Process Display Instruction Manual Making Changes to a Password Protected Meter If the meter is password protected the meter will display the message Lacd 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 to the menu After exiting the programming
43. ine s factory or designated service center the identity and address of which will be provided upon request within 30 days of the discovery of the defect Such defective products must be accompanied by proof of the date of purchase Flowline further reserves the right to unilaterally waive this warranty and to dispose of any product returned to Flowline where a There is evidence of a potentially hazardous material present with product b The product has remained unclaimed at Flowline for longer than 30 days after du tifully requesting disposition of the product THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE OF THIS WARRANTY This warranty and the obligations and liabili ties of Flowline under it are exclusive and instead of and the original purchaser hereby waives all other remedies warranties guarantees or liabilities express or implied EXCLUDED FROM THIS WARRANTY IS THE IMPLIED WARRANTY OF FITNESS OF THE PRODUCTS FOR A PARTICULAR PURPOSE OR USE AND THE IMPLIED WARRANTY OF MERCHANT ABILITY OF THE PRODUCTS LI55 Series Analog Input Process Display Instruction Manual N AN CAUTION Read complete WARNING Risk of instructions prior to instal electric shock or lation and operation of the personal injury meter AN Warning This product is not recommended for life support applications or ap plications where malfunctioning could result in personal injury or property loss Anyone using this produ
44. ions requirements Radiated Class A Emissions AC Mains Class A Conducted Emissions IMMUNITY EN 61000 6 2 2001 EMC heavy industrial generic immunity standard RFI Amplitude 80 1000 MHz 10 V m 8096 AM 1 kHz Modulated Electrical Fast 2kV AC mains 1kV other Transients Electrostatic Discharge RFI Conducted AC Surge 4kV contact 8kV air 10V 0 15 80 MHz 1kHz 80 AM 2kV Common 1kV Differential Surge 1KV CM Power Frequency Magnetic Field 3 A m 70 V for 0 5 period Voltage Dips 40 V for 5 amp 50 periods Voltage lt 5 V for 250 periods Interruptions 14 LI55 Series Analog Input Process Display Instruction Manual Note Testing was conducted on LI55 Series meters installed through the covers of grounded metal enclosures with cable shields grounded at the point of entry representing installations designed to optimize EMC performance SAFETY INFORMATION AMX A CAUTION Read complete WARNING Risk of instructions prior to instal electric shock or lation and operation of the personal injury meter AN WARNING Hazardous voltages exist within enclosure Installation and service should be performed only by trained service personnel 15 LI55 Series Analog Input Process Display Instruction Manual INSTALLATION There is no need to remove the meter from its case to com plete the installation wiring and setup of the meter for most applications Instructions a
45. isplay 1 Process value 2 Relay set points 3 Max amp min values 4 Engineering units or custom legends 5 Off no display Display Intensity The meter has eight display intensity levels to give the best performance under various lighting conditions Select intensity 8 for outdoor applications 33 LI55 Series Analog Input Process Display Instruction Manual Character Set for Engineering Units Display d un i The small display can be programmed to show engineering units or custom legends using the following 7 segment character set uU ic345B IBS3RbLcdEFLSHAH THe Ale PHur5tuuHHe nzL3zas To create the letter m use the characters n followed by to get n To create the letter w use the characters u E X E oo followed by 1 to get ur See the flow chart on the next page to access the display units menu 34 LI55 Series Analog Input Process Display Instruction Manual Display Setup Menu e Press the Up arrow to change selection e Press Enter to accept setting e Press Menu to exit programming dSPLAY ba ES L ELLE d inky SEtuP dSPLAY dSPLAY dSPLAY d Pu d unit int i bib L EELE d Inty Y Y Y Set Points dSEE afi TE st 1 8 bab L iEELE d Inky4 Y Y d Hi dSEL bab LELE x a i d Lo d Hi int B bib ee d Inty d HL d La but L ELE 03 d HL L EELE 003 d aFF L EELE After setting up th
46. mode the me ter returns to its password protected condition Disabling Password Protection To disable the 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 Run Mode nnnn LI LLL mA e A ea Lacd HHH 600000 unLac L LI Locd Locd Locd C3 r S E PASS Enter unLac ror ee Password PASS If the correct six digit password is entered the meter displays the mes sage unLoc unlocked and the protection is disabled until a new pass word is programmed If the password entered is incorrect the meter displays the message Locd Locked for about two seconds and then it returns to Run Mode To try again press Enter while the Locked message is displayed Did you forget the password The password may be disabled by entering a master password If you are authorized to make changes enter the master password 508655 to unlock the meter 60 LI55 Series Analog Input Process Display Instruction Manual Advanced Features Menu To simplify the setup process functions not needed for most applica tions are located in the Advanced Features menu Press and hold the Menu button for three seconds to access the ad vanced features of the meter Run Mode nnnn Press amp hold LJ LILILI Menu for 3 a60 to d mA eem Avanos FoLLEr
47. n 74 Function Keys Operation 74 Maximum Minimum Readings 75 TROUBLESHOOTING 76 Diagnostics Menu d AB 76 Determining Software Version 76 Reset Meter to Factory Defaults 77 Factory Defaults amp User Settings 78 Troubleshooting Tips 81 Alphabetical List of Display Functions amp Messages 82 MOUNTING DIMENSIONS 87 LI55 Series Analog Input Process Display Instruction Manual Table of Figures Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 1 8 DIN Panel Cutout Dimensions 16 Panel Mounting Details eese 17 Jumper Configuration for 12 24 VDC Power 17 Transmitter Supply Voltage Selection 18 Connector Labeling for Fully Loaded LI55 Series 19 Power
48. n Manual Display Parameter Action Setting Description CAL Calibrate Enter the Calibration menu CAL ib Celbrfe Stree used for sealing the output aE Enter Control menu to turn relays on off set LantrL Control analog output manually or return meter to automatic operation CoPY Copy Enter copy function CutaFF Cutoff Set low flow cutoff dEc Pt Decimal point Set decimal point dELAY Delay Enter relay Time Delay menu d AG Diagnostics Display parameter settings d dina r Diameter Enter the tank s diameter in inches d int lotti Set display intensity level from 1 to 8 d5 i Display 1 Program display 1 value di5 eg Display 2 Program display 2 value up to 32 points d SAbL Disable Disable function key did i Delay 1 Enter relay 1 time delay setup 1 8 danE Done Copy function completed dSPLAY Display Enter the Display menu EntEr Enter button Assign digital input to Enter button NS ER Error calibration not successful check signal or programmed value Fi ee Assign F1 function key Fe re Assign F2 function key F3 oer Assign F3 function key FA l 5F Fail safe Enter Fail safe menu F tr Filter Set noise filter value FLS Fail safe 1 Set relay 1 fail safe operation 1 8 83 LI55 Series Analog Input Process Display Instruction Manual Display Parameter Action Setting Description FarcE Force Force analog outp
49. nalog Input Process Display Instruction Manual Front Panel LEDs The LEDs on the front panel provide status indication for the following LED Status LED Status 1 Alarm 1 5 Alarm 5 2 Alarm 2 6 Alarm 6 3 Alarm 3 7 Alarm 7 4 Alarm 4 8 Alarm 8 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 reaches a set point for a high or low alarm the corresponding alarm LED will turn on When the display returns to the reset point the LED will go off The front panel LEDs respond differently 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 reflect the status of the relays re gardless of the alarm condition The following tables illustrate how the alarm LEDs function in relation to the relays and the acknowledge but ton Default F3 key assigned to ACK Latching and Non Latching Relay Operation The relays can be set up for latching manual reset or non latching automatic reset operation Relay terminology for following tables Terminolog
50. nd or 4 external relays expansion module Typ ical applications include high or low temperature level pressure or flow alarms control applications such as simple on off pump control and pump alternation control for up to 8 pumps There are four basic ways the relays can be used 1 High or Low Alarms with Latching or Non Latching Relays 2 Simple On Off Control with 10096 Adjustable Deadband 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 Hl or LO Set Reset Power Up Relay amp Alarm Point Point Reading LED 1 HI 1000 500 499 Off 2 LO 700 900 499 On 3 LO 250 400 499 Off 4 HI 450 200 499 On Fail Safe Operation The following table indicates how the relays behave based on the fail safe selection for each relay Fail Safe Non Alarm State Alarm State Power Failure Selection NO NC NO NC Off Open Closed Closed Open Relays go to non alarm state On Closed Open Open Closed Relays go to alarm state Note NO Normally Open NC Normally Closed This refers to the condition of the relay contacts when the power to the meter is off 51 LI55 Series A
51. o en o en ron er rn nr n T 14 Electromagnetic Compatibility 14 SAFETY INFORMATION 15 INSTALLATION err 16 Unpacking 16 Panel Mounting Instructions 16 Configuration for 12 or 24 VDC Power Option 17 Transmitter Supply Voltage Selection P P 18 Connections uu nr eur TL 18 Connectors Labeling 19 Power Connections 19 Signal Connections 20 Relay Connections 21 Switching Inductive Loads 22 4 20 mA Output Connections 23 Analog Output Transmitter Power Supply 23 External Relays amp Digital I O Connections 24 SETUP AND PROGRAMMING 25 Front Panel Buttons and Status LED Indicators 26 Display Functions amp Messages 27
52. ode using the same settings as the Master 8 If meter to be cloned does not respond to the data being sent refer to Copy Function Requirements above e 73 LI55 Series Analog Input Process Display Instruction Manual METER OPERATION The meter is capable of accepting current 0 20 mA 4 20 mA and volt age signals 0 5 V 1 5 V 0 10 V 10 V and displaying these signals in engineering units from 99999 to 999999 e g a 4 20 mA signal could be displayed as 50 000 to 50 000 The dual line display can be customized by the user to operate in such a way as to satisfy a specific application Typically the main display is used for the process variable while the second display is used engi neering units custom legend or set point indication Front Panel Buttons Operation Button Description o olg c e Press to enter or exit Programming Mode MENU view settings or exit max min readings gt Press to reset max min readings or other F1 parameter function assigned through the User menu A Press to display max min readings or oth F2 er parameter function assigned through the User menu e Press to acknowledge relays or other pa F3 rameters function assigned through the User menu Function Keys Operation During operation the programmable function keys operate according to the way they have been programmed in the Advanced Features User menu The table above shows
53. ons in the signal are filtered out but large abrupt changes in the input signal are displayed immediately The bypass value determines the minimum amount of signal change to be displayed immediately All signal changes smaller than the bypass value are filtered or averaged by the meter The noise filter bypass may be set between 0 1 and 99 9 of full scale 64 LI55 Series Analog Input Process Display Instruction Manual Select Menu SELEcE The Select menu is used to select the math function applied to the input linear square root programmable exponent or round horizontal tank low flow cutoff and analog output programming The multi point lineari zation is part of the linear function selection Pan setect EJ rues EB Cutoff HaukPr SELEcE SELEcE SELEcE L MEAr Program SaurcE Functn value Rout Pr S sHrc E rHnb Functn Flout Pr Und Prob E iU Max Functn Mia rHt LRL ib Functn FloutPr Math Function Selection Functn The Function menu is used to select the math function applied to the input linear square root programmable exponent or round horizontal tank volume calculation The multi point linearization is part of the linear function selection Meters are set up at the factory for linear function with 2 point lineariza tion The linear function provides a display that is linear with respect to the input signal 65 LI55 Series Analog Input Process Display In
54. output meter with at least 0 001 mA resolution Enter mA output value read by milliamp 4 mR Tm output meter with at least 0 001 mA resolution 999999 Flashing Overrange condition 99599 display Underrange condition AcH Acknowledge Acknowledge relays Act Action 1 Set relay 1 action Rddr ES Address Set meter address Aina Alarm 1 Assign digital output to Alarm 1 8 ALEErn Alternate Set relay for pump alternation control R n4 Fin Auto manual Set relay for automatic amp manual reset Raut Analog output Enter the Analog output scaling menu RautPr Analog ouput Enter analog output programming programming Ruto Automatic Press Enter to set automatic operation bRud Baud rate Select baud rate r T Press Enter to assign the main display pa b Big display rameter default PV r Max on big Assign digital input to display max on the b Ut H L display main display ran Max min big Assign digital input to toggle max min on the b iG HL Im display main display Bar Min on big Assign digital input to display min on the wm Lo display main display br ERH Loop break Set relay condition if loop break detected bYPASS Bypass Set filter bypass value r rm Current Calibrate 4 20 mA current input internal L LRL H H calibration reference source used for scaling the input C Hi Current high Calibrate high current input e g 20 mA t Lo Current low Calibrate low current input e g 4 mA 82 LI55 Series Analog Input Process Display Instructio
55. plays high amp low ContrL Control Enter Control menu Ruto Automatic Press Enter to set meter for automatic operation ni An Manual Press Enter to manually control relays or analog output operation SEtuP Setup Enter Setup menu inPut Input Enter Input selection menu ni R 4 20 mA Set meter for 4 20 mA input UGLE 0 10 VDC Set meter for 10 VDC input dEc Pt Decimal point Set decimal point dSPLAY Display Enter the Display menu ba Big display Press Enter to assign the Main display parameter default PV L ELE Little display Press Enter to assign the small display parameter default engineering units d inky Display Set display intensity level from 1 to 8 intensity rELRS Relay Enter the Relay menu rud d Relay 1 Relay 1 setup Ack i Action 1 Set relay 1 action Auto Automatic Set relay for automatic reset R n4 Fin Auto manual Set relay for automatic amp manual reset any time 27 LI55 Series Analog Input Process Display Instruction Manual Parameter Action Setting Description Latching Set relay for latching operation Latching Set relay for latching operation with man cleared ual reset only after alarm condition has cleared ALEErn Alternate Set relay for pump alternation control SAna PL Sampling Set relay for sampling operation OFF Off Disable relay and front panel status LED SEE Set 1 Program set point 1 r5 Reset 1 Program reset point 1 rise Relay 2 Relays 2 8 se
56. put Process Display Instruction Manual Pump Alternation Control Applications RLEErn For pump control applications where two or more similar pumps are used to control the level of a tank or a well it is desirable to have all the pumps operate alternately This prevents excessive wear and overheat ing of one pump over the lack of use of the other pumps Up to 8 relays can be set up to alternate every time an on off pump cy cle is completed The set points and reset points can be programmed so that the first pump on is the first pump off Application 1 Pump Alternation Using Relays 1 amp 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 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 op erating alternately 4 If pump 1 cannot keep the level below 35 000 pump 2 will turn on at 35 000 then as the level drops to 10 000 pump 1 turns off pump 722 is still running and shuts off below 5
57. put br ERH 1 000 mA Maximum output na RH 23 000 mA Minimum output na n 0 000 mA 79 LI55 Series Analog Input Process Display Instruction Manual Parameter Display Default Setting User Setting Serial address RddrE5 001 Baud rate bRud 2400 Transmit delay tr dig 10 ms F1 function key Fi Reset max amp min F2 function key Fe Big display Max Hi F3 function key F3 Acknowledge relays Logic level input 1 LL ii Menu Logic level input 2 LL i Right arrow Logic level input 3 LL iJ Up arrow Logic level input 4 LL MH Enter Logic level output 1 LLD i Disabled Logic level output 2 uae Disabled Logic level output 3 it G3 Disabled Logic level output 4 iL OM Disabled Password 1 PASS 000000 unlocked Password 2 PASS 2 000000 unlocked Password 3 PASS 3 000000 unlocked 80 LI55 Series Analog Input Process Display Instruction Manual Troubleshooting Tips Symptom Check Action No display at all Check power at power connector Not able to change setup or pro gramming Locd is displayed Meter is password protected enter correct six digit password to unlock Meter displays error message dur ing calibration Error Check 1 Signal connections 2 Input selected in Setup menu 3 Minimum input span requirements Meter displays Check 1 999999 1 Input selected in Setup menu 2 99999 2 Corresponding signal at Signal connector
58. r User I O Assign function keys and digital I O u LRL M NUN Calibrate voltage input uU Hi Voltage high Calibrate high voltage input e g 10 V U Lo Voltage low Calibrate low voltage input e g 0 V UGLE 0 10 VDC Set meter for 10 VDC input 86 LI55 Series Analog Input Process Display Instruction Manual MOUNTING DIMENSIONS 1 l 76 mm E 4 7 dou mm 5 05 128 mm E Figure 19 Meter Dimensions Side View 3 61 92 mm a p ann UU UUU A 4 17 106 mm 4 68 F 119 mm i Figure 20 Meter Dimensions Top View LI55 Series Analog Input Process Display Instruction Manual How to Contact Flowline For Technical Support please Call 562 598 3015 Fax 562 431 8507 Email levelsolutions flowline com For Sales Support or to place an order please contact your local distributor or Call 562 598 3015 Fax 562 431 8507 Email us sales flowline com Int sales flowline com For the latest version of this manual please visit www flowline com DAJE asa MN301033 Rev A Fee L CL ADU SEE LIM6000FL2 A doc SFT039 Ver 1 000 amp up 09 08
59. rcE Source Select source for the 4 20 mA output O r And Overrange Program mA output for display overrange ur And Underrange Program mA output for display underrange na RH Maximum Program maximum mA output allowed n un Minimum Program minimum mA output allowed 62 LI55 Series Analog Input Process Display Instruction Manual Display Parameter Action Setting CAL ib Calibrate Calibrate 4 20 mA output internal refer ence source used for scaling the output mA 4 mA output Enter mA output value read by milliamp meter with at least 0 001 mA resolution gu nx A 20 mA output Enter mA output value read by milliamp meter with at least 0 001 mA resolution u5Er User I O Assign function keys and digital I O Fi F1 function key Assign F1 function key Fe F2 function key Assign F2 function key F3 F3 function key Assign F3 function key LL ii Logic level Assign logic level input 1 8 if expansion input 1 modules are connected LLU i Logic level Assign logic level output 1 8 if expansion output 1 modules are connected ICAL Internal source Enter internal source calibration used for calibration scaling the meter without a signal source C LRL Current Calibrate 4 20 mA current input internal calibration reference source used for scaling the input t Lo Current low Calibrate low current input e g 4 mA C Hi Current high Calibrate high current input e g 20 mA u CAL Voltage Calibrate
60. re provided for 12 VDC meter power and for 5 or 10 V transmitter power applications see page 17 Unpacking Remove the meter from box Inspect the packaging and con tents for damage Report damages if any to the carrier If any part is missing or the meter malfunctions please contact your supplier or the factory for assistance Panel Mounting Instructions Prepare a standard 1 8 DIN panel cutout 3 622 x 1 772 92 mm x 45 mm Refer to Figure 1 below for more details Clearance allow at least 6 0 152 mm behind the panel for wiring Panel thickness 0 04 0 25 1 0 mm 6 4 mm Recommended minimum panel thickness to maintain Type 4X rating 0 06 1 5 mm steel panel 0 16 4 1 mm plastic panel Remove the two mounting brackets provided with the meter back off the two screws so that there is 74 6 4 mm or less through the bracket Slide the bracket toward the front of the 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 A 3 622 92mm _ gt 1 X Square Corners to 0 060 Refer to page 1 5mm Max Radius i g 1 772 87 for mounting 45mm Panel Cutout dimensions to DIN 43700 Tolerances A 0 032 0 8mm 0 000 0 0mm B 0 02
61. s 1 Automatic reset only non latching when the input passes the reset point 2 Automatic manual reset at any time non latching 3 Manual reset only at any time latching 4 Manual reset only after alarm condition has cleared L Note Front panel button or digital input may be assigned to acknowledge relays programmed for manual reset TIME DELAY 0 to 999 9 seconds on amp off relay time delays Programmable and independent for each relay FAIL SAFE Programmable and independent for each relay OPERATION Note Relay coil is energized in non alarm condition In case of power failure relay will go to alarm state AUTO When power is applied to the meter relays will reflect the INITIALIZATION _ state of the input to the meter 11 LI55 Series Analog Input Process Display Instruction Manual Isolated 4 20 mA Transmitter Output OUTPUT Process variable PV max min set points 1 8 or manual SOURCE control mode SCALING RANGE 1 000 to 23 000 mA for any display range CALIBRATION Factory calibrated 4 000 to 20 000 4 20 mA output ANALOG OUT 23 000 mA maximum for all parameters PROGRAMMING _ Overrange underrange max min and break ACCURACY 0 196 of span 0 004 mA TEMPERATURE 0 005 of calibrated span C max from 0 to 65 C ambient DRIFT 0 01 of calibrated span C max from 40 to 0 C ambient Note Analog output drift is separate from input drift ISOLATED Terminals I amp R 24
62. struction Manual Square Root Linearization 594ArE The square root function can be used to linearize the signal from a dif ferential pressure transmitter and display flow rate in engineering units Programmable Exponent Linearization Prob E The programmable exponent can be used to linearize the signal from level transmitters in open channel flow applications using weirs and flumes Multi Point Linearization L nERr Meters are set up at the factory for linear function with 2 point lineariza tion Up to 32 linearization points can be selected under the linear func tion The multi point linearization can be used to linearize the display for non linear signals such as those from level transmitters used to meas ure volume in odd shaped tanks or to convert level to flow using weirs and flumes with complex exponent L mEAr na PES Program SCALE Number of Funckn L mEAr Points SELEcE Round Horizontal Tank Linearization c HE This function automatically calculates the volume in a round horizontal tank with flat ends Set the display for the desired decimal point and engineering units be fore entering the round horizontal tank function Enter the diameter and the length in inches and the results are given in US gallons The meter can be scaled to display the volume in any engineering unit rht d Anmar a4BaB LEnGEh n Functn rhe d Amr rht q4nge GO sene 22000 M
63. swapped Using standard CAT5 or other cable will cause damage to both meters Meter Copy Cable Figure 18 Meter Copy Connection Copy Function Requirements To successfully copy settings from one meter to another both meters must have 1 Same software version 2 Same baud rate setting See Determining Software Version page 76 for instructions 72 LI55 Series Analog Input Process Display Instruction Manual Meter Copy or Cloning Instructions Do not connect the two meters to N the same signal source while cloning Internal calibration may Caution po affected 1 Connect two meters using a meter copy cable LI56 1000 AN Warning Using standard CAT5 or other cable will cause damage to both meters Use LI56 1000 meter copy cable only 2 Do not connect the two meters to the same signal source Power up both meters Leave Clone meter in Run Mode 4 Enter the Advanced Features menu of the Master meter see Advanced Features Menu on page 61 5 Scroll to the Copy function using the Up arrow button then press Enter 6 The meter displays the message 5End Press Enter the display flashes while sending data The message don is displayed when copying is completed e ce LoP SEnd Display flashes dant while sending ToPY data CoPY 7 The Clone meter displays the message PY r while being pro grammed then the message don when copying is completed The meter initializes and returns to Run M
64. the factory default settings for F1 F2 and F3 74 LI55 Series Analog Input Process Display Instruction Manual Maximum Minimum Readings The max amp min readings peak amp valley reached by the process can be 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 amp min readings The meters are set at the factory to display the max reading by pressing the Up arrow F2 button and to use the Right arrow F 1 button to access the Reset menu To display max reading using function key with factory defaults 1 Press Up arrow F2 button to display maximum reading since the last reset power up 2 Toreset max min press Right arrow F1 button to access the Reset menu The max amp min displays are reset to actual values 3 Press Menu to exit max min display reading To display max min readings continuously Assign either display to Max d H Min d La or toggle between Max and Min d HL every 10 seconds z d5PLRS bub SEtuP dSPLAY L EELE d5PLAY cu 2c cu D cn x 1 75 LI55 Series Analog Input Process Display Instruction Manual TROUBLESHOOTING The rugged design and the user friendly interface of the meter
65. tomatically resets itself when the fault condition is removed 20 LI55 Series Analog Input Process Display Instruction Manual INPUT SIGNAL INPUT SIGNAL P P COM V mA P P COM V mA Voltage 3 Wire Voltage Signal Transducer Figure 9 Voltage Input Connections The meter is capable of accepting any voltage from 10 VDC to 10 VDC Relay Connections Relay connections are made to two six terminal connectors labeled RELAY1 RELAYA on Figure 5 Each relay s C terminal is common only to the normally open NO and normally closed NC contacts of the corresponding relay The relays C terminals should not be confused with the COM common terminal of the INPUT SIGNAL connector req res RELAYA RELAY3 RELAY2 RELAY1 e6o6 oool ooooo NO NC C NO NC C NO NC C NO NC C Figure 10 Relay Connections 21 LI55 Series Analog Input Process Display Instruction Manual Switching Inductive Loads The use of suppressors snubbers is strongly recommended when switching inductive loads to prevent disrupting the microprocessor s operation The sup pressors also prolong the life of the relay contacts Suppression can be obtained with resistor capacitor RC networks assembled by the user or purchased as complete assemblies Refer to the following circuits for RC network assembly and installation Figure 11 AC and DC Loads Protection Choose R and C as follows R 0 5 to 1 Ohms for each volt across the cont
66. ts 1 8 Analog Output Calibration To perform the analog output calibration it is recommended to use a milliamp meter with a resolution of at least 0 1 UA to measure the output current The values saved internally during this procedure are used for scaling the 4 20 mA output in the Setup menu 67 LI55 Series Analog Input Process Display Instruction Manual Programmable Function Keys User Menu u5Er The User menu allows the user to assign the front panel function keys F1 F2 F3 and up to eight digital inputs to access most of the menus or to activate functions immediately e g Reset max amp min Up to eight digital outputs can be assigned to a number of actions and functions executed by the meter e g Alarms relay acknowledgement etc ubEr Fi Fe F3 e u5Er u5Er uSEr cop H r F ca Co T E r Wr z ra pe z E t E Function Keys amp Digital I O Available Settings Display Description Display Description RcH Acknowledge relays bi Lo Min on big display rESEE Reset menu b HL Max min big display r5 Hi Reset max L ELLE Little display menu rSt La Reset min Lik He Max on little display rSt HL Reset max amp min Lc Lo Min on little display rELAY Relay menu LE HL Max min little display 5EE Set point 1 8 d S bL Disable function key Disable all relays na Enu Menu button Enable all r
67. tup Note Relays 5 8 are shown only if ex pansion relay module is installed FR L5F Fail safe Enter Fail safe menu FLS Fail safe 1 Set relay 1 fail safe operation an On Enable fail safe operation FL5 2 Fail safe 2 Set relays 2 8 fail safe operation dELAY Delay Enter relay Time Delay menu did i Delay 1 Enter relay 1 time delay setup Un i On 1 Set relay 1 On time delay OFF Off 1 Set relay 1 Off time delay dild e Delay 2 Enter relays 2 8 time delay setup br ERH Loop break Set relay condition if loop break detected inar E Ignore Ignore loop break condition Processed as a low signal condition Un On Relay goes to alarm condition when loop break is detected FF Off Relay goes to non alarm condition when loop break is detected Raut Analog output Enter the Analog output scaling menu d5 i Display 1 Program display 1 value Gut Output 1 Program output 1 value e g 4 000 mA 28 LI55 Series Analog Input Process Display Instruction Manual Display Parameter Action Setting Description di5 eg Display 2 Program display 2 value Gut 2 Output 2 Program output 2 value e g 20 000 mA Prob Program Enter the Program menu SCALE Scale Enter the Scale menu CAL Calibrate Enter the Calibration menu nP i Input 1 Calibrate input 1 signal or program input 1 value di5 i Display 1 Program display 1 value inP 2 Input 2 Calibrate input 2 signal or program input 2 value up to 32 points die Display 2 Program
68. ut value for loop break 3 Select linear square root programmable Funckn Mauriuncnon exponent or round horizontal tank function i5 Internal Enter internal source calibration used for ITAL source cali i scaling the meter without a signal source bration nar E Ignore Ignore loop break condition inFo Information Display software and S N information hP Input 1 Calibrate input 1 signal or program input 1 value IP 2 Input 2 Calibrate input 2 signal or program input 2 value up to 32 points inPut Input Enter nput selection menu LRECH Latching Set relay for latching operation LEd t LED test Test all LEDs LEnGEh Length Enter the tank s length in inches f i Set meter for linear function and select L mE r Linear eet number of linearization points Max on little Assign digital input to display max on the Lik He gt display small display i j Max min little Assign digital input to toggle max min on the L iE HL display small display wu Min on little Assign digital input to display min on the US display small display 1 i i Press Enter to assign the small display L ELLE Little display parameter default engineering units Ed af Logic level Assign logic level input 1 8 if expansion LL LU Li H input 1 modules are connected nome Logic level Assign logic level output 1 8 if expansion LL L t output 1 modules are connected Locd Locked Enter password to unlock meter LE E1 Latching Set relay for latching operation with
69. ve 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 44 LI55 Series Analog Input Process Display Instruction Manual High Alarm with Fail Safe Operation Set Reset Set 1 gt Reset pA Relay energized de energized LED of on Automatic non latching I l i I i l l i l i Relay l j l i i i I ite i ACK n f pressed i i i Automatic or Manual non latching ACK 1 1 1 pressed Manual only after passing below Reset latching with clear Note Relay coil is energized in non alarm condition In case of power failure relay will go to alarm state 45 LI55 Series Analog Input Process Display Instruction Manual Low Alarm with Fail Safe Operation Set Reset de energized energized Relay LED on off Automatic non latching I l l l i I I I may UO LT L l l ACK til pressed i Automatic or Manual non latching ACK pressed i O M Manual latching I Relay AE l LED L ACK m 1 m pressed Manual only after passing above Reset latching with clear Note Relay coil is energized in non alarm condition In case of power failure relay will go to alarm state 46 Lv Pump Alternation Control Operation Relay2 Set E Relay1 Set
70. voltage input calibration U Lo Voltage low Calibrate low voltage input e g 0 V U Hi Voltage high Calibrate high voltage input e g 10 V CoPY Copy Enter copy function SEnd Send Send meter settings to another meter danE Done Copy function completed d AU Diagnostics Display parameter settings inPut Input Input selection Funcken Function Function selected CALE Scale Scaling parameter CutaFF Cutoff Cutoff value 63 LI55 Series Analog Input Process Display Instruction Manual Display Parameter Action Setting dSPLAY Display Display assignments rELAY Relays Relay settings Raut Analog output Analog output scaling Rout Pr Analog output Analog output programming programming SEr AL Serial Serial communication settings LEd E LED test Test all LEDs inFo Information Display software and S N information Noise Filter F ter The noise filter is available for unusually noisy signals that cause an unstable process variable display The noise filter averages the input signal over a certain period The filter level determines the length of time over which the signal is averaged The filter level can be set between 2 and 199 The higher the filter level the longer the averaging time and so the longer it takes the display to settle to its final value Setting the filter level to zero disables the filter function Noise Filter Bypass 647755 The noise filter bypass changes the behavior of the meter so that small variati
71. y Instruction Manual Calibrating the Meter with External Source CAL To scale the meter without a signal source refer to Scaling the Meter SCALE page 37 The meter can be calibrated to display the process variable in engineer ing units by applying the appropriate input signal and following the cali bration procedure The use of a calibrated signal source is strongly recommended to cali brate the meter LRL inP d inP 2 f L Prat CAL CAL eji The display 1 flashes while 4 inP d inf 2 senengane InP i inP 2 d5 i d ce inP i inP 2 muxnmnmvnr rnm mnn LILES LL LI LILLIELILI d i5 i di5 2 Warm up the meter for at least 15 minutes before performing calibration to ensure specified accuracy 39 LI55 Series Analog Input Process Display Instruction Manual Setting the Relay Operation rELRSU This menu is used to set up the operation of the relays CAUTION During setup the relays do not follow the input and they will remain in the state found prior to entering the Relay menu 1 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 condi tion has cleared e Pump alternation control automatic reset only f Sampling the relay is activated for a user specified tim
72. y Relay Condition On Alarm Tripped Off Normal Reset Ack Acknowledged The On and Off terminology does not refer to the status of the relay s coil which depends on the fail safe mode selected In latching relay mode latched relays will reset unlatch when power is cycled Warning 52 LI55 Series Analog Input Process Display Instruction Manual Non Latching Relay Auto Automatic reset only Condition LED Relay Normal Off Off Alarm On On Ack No effect On On Normal Off Off In this application the meter is set up for automatic reset non latching relay Acknowledging the alarm while it is still present has no effect on either the LED or the relay When the alarm finally goes away the relay automatically resets and the LED also goes off Non Latching Relay R n An Automatic manual reset at any time Condition LED Relay Normal Off Off 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 reset but the LED stays on until the meter returns to the normal condi tion Latching Relay LRE

LI55 Series Analog Input Display

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