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YOKOGAWA ISC450G User Manual Download Page 27

19

IM 12D06D05-01E

4

 OPERATION

 OF
 EXAxt

 ISC450G

“RETURN

 KEY”

 exit

 to

 previous

 display

Main display

Primary setup display

Commisioning menu display

Instrument in HOLD

4-7. Navigation of the menu structure

Summary of Contents for ISC450G

Page 1: ...IM 12D06D05 01E 4th Edition User s Manual Model ISC450G Style S2 Inductive Conductivity Converter...

Page 2: ...be referred to when reading pages where subsequent submenu screens are shown in the text Connection to the relevant submenu screen is indicated by a doted line with an arrow Note that screens in the...

Page 3: ...hat they are suitable the particular purpose of the user Every effort has been made to ensure accuracy in the preparation of this manual However when you realize mistaken expressions or omissions plea...

Page 4: ...ganisations can deviate from the typical warranty period and the conditions of sale relating to the original purchase order should be consulted Dam age caused by wear and tear inadequate maintenance c...

Page 5: ...conduit adapter 8 3 3 Wiring the power supply 9 3 3 1 General precautions 9 3 3 2 Access to terminal and cable entry 10 3 3 3 AC power 10 3 3 4 DC power 10 3 3 5 Grounding the housing 10 3 3 6 Switchi...

Page 6: ...ftware revision 17 4 3 14 HART Device revision 18 4 3 15 Logbook 18 4 3 16 Trouble shooting 18 4 4 Information function 18 4 5 Setup Calibration commissioning 18 4 6 Secondary primary value display sw...

Page 7: ...ng methods 40 7 4 LCD adjustment 40 8 TROUBLESHOOTING 42 8 1 General 42 8 2 Calibration check 42 8 3 Predictive maintenance 42 8 4 Poor calibration technique 42 8 5 Error displays and actions 42 9 QUA...

Page 8: ...vi...

Page 9: ...nductiv ity and or Concentration in industrial instal lations The unit combines simple operation and microprocessor based performance with advanced self diagnostics and enhanced communications capabil...

Page 10: ...dded to above performance mA output tolerance 0 02 mA of 4 20 mA D Transmission signals General Two isolated outputs of 4 20 mA DC with common negative Maximum load 600 Bi directional HART digital com...

Page 11: ...k Software record of important events and diagnostic data readily available in the display or through HART J Display Graphical Quarter VGA 320 x 240 pixels LCD with LED backlight and touchscreen Plain...

Page 12: ...and operational conditions Ambient temperature 20 to 55 C 5 130 F Storage temperature 30 to 70 C 20 160 F Humidity 10 to 90 at 40 C 100 F RH non condensing Data protection EEPROM for configuration dat...

Page 13: ...e limits of the instrument specifications See chapter 2 3 1 2 Mounting methods Refer to figures 3 2 and 3 3 Note that the EXAxt converter has universal mounting capa bilities Panel mounting using opti...

Page 14: ...e 3 3 Option U wall and pipe mounting diagram 80 3 15 2x 6 5 0 26 4x 10 0 4 200 7 87 70 2 75 154 5 6 08 2 ND pipe pipe mounting horizontal pipe mounting vertical wall mounting 15 0 6 35 1 38 13 0 51 U...

Page 15: ...terminals 6 Connect the analog output s the sensor inputs and if necessary the HART wiring and input contact 7 Use the front three glands for analog output sensor inputs contact input and HART wiring...

Page 16: ...ands includ ing the blind plugs supplied ISC450G A D U The ISC450 is supplied with terminals suitable for the connection of finished wires in the size range of 14 26 AWG The cable entry holes are seal...

Page 17: ...ower cables and contact outputs should be fixed securely onto a wall or construction using cable racks conduit tubing nylon bands or other appropriate ways Accidental removal from terminals by pulling...

Page 18: ...OR S REFER TO INSTRUCTION MANUAL FOR CONNECTIONS ISC mA1 HART 14 COILS RECEIVE DRIVE SHLD 13 32 31 33 42 41 43 52 51 53 72 71 73 NC C NO NC C NO NC C NO NO C NC S1 S2 S3 CONTACTS S4 250V 5A AC DC 100V...

Page 19: ...button on the main screen the user is given an explanation as well as a remedy for the current fail situation Always connect the fail contact to an alarm device such as a warning light alarm bell or...

Page 20: ...r additional me chan i cal pro tec tion of the sensor cable 3 6 3 Installation of the sensor The Model ISC40 is a doughnut shaped sen sor Preferably the process will flow through the hole of the donut...

Page 21: ...nufactured to a very high standard and are necessary to ensure that the specifications of the system can be met The total cable length should not exceed 60 metres e g 5 m fixed cable and 55 m exten si...

Page 22: ...cores 5 Extract the coaxial cores from the braid and trim off the black low noise screening material as short as possible 6 Insulate the overall screen and the 2 coaxial screens with suitable plastic...

Page 23: ...15 IM 12D06D05 01E 3 INSTALLATION AND WIRING Figure 3 11 a Figure 3 11 b Figure 3 11 c...

Page 24: ...full screen displays a trend of 51 points that represent the average of the selected time interval The analyzer samples the measurement every second The trending graphic also shows the maximum and mi...

Page 25: ...this reading and the C C factory value the sensor should be checked for damage and cleanliness Routing is via the Calibration menu 4 3 6 Temp comp 1 the chosen temperature compensation method for the...

Page 26: ...he events logged in this logbook are user definable This is done in Commissioning Configure Logbook Settings Logbook mA and or Settings Logbook contact mA1 mA2 shows all dynamic events concern ing the...

Page 27: ...19 IM 12D06D05 01E 4 OPERATION OF EXAxt ISC450G RETURN KEY exit to previous display Main display Primary setup display Commisioning menu display Instrument in HOLD 4 7 Navigation of the menu structure...

Page 28: ...perature that represents the process tem perature must be set here Reference Temperature Choose a temperature to which the measured conductivity value must be compensated Normally 25 C 77 C is used th...

Page 29: ...emp Comp Reference Temp 25 C 77 F 0 C 32 F 100 C 211 F Manual Comp Manual Temp 25 C 77 F 20 C 3 9 F 139 C 284 F Temp Coef T C methods 1 2 10 C 0 C 0 F 3 5 C 2 0 F Temp Coef T C methods 2 2 10 C 0 C 0...

Page 30: ...bandwidth of 1 over a period of the stabilization time the calibration is considered stable and the calibration may be completed Calibration Interval A user defined interval in which a new calibra tio...

Page 31: ...ization time 5 s 2 s 30 s Calib interval 250 days 1 day 250 days Concentr Table Table See appendix Enter Measurement setup Temperature settings Temp Compensation Calibration settings Concentration Mea...

Page 32: ...desired setpoint The output signal is represented as a percentage of output 0 100 Proportional control will reduce but not eliminate the steady state error Therefore proportional Control action includ...

Page 33: ...C F inf inf Linear mA2 100 Value 100 0 C F inf inf P control mA1 Setpoint 500 0 mS cm inf inf P control mA1 Range 100 0 mS cm inf inf P control mA1 Manual Reset 0 000 0 100 P control mA2 Setpoint 25...

Page 34: ...wer on power down normal opened contact activated S1 S2 S3 S4 Above table shows contact output status between common to NO Configure hold Hold is the procedure to set the outputs to a known state when...

Page 35: ...Alarm S2 Setpoint 100 0 mS cm low inf inf Alarm S2 Hysteresis 1 000 mS cm 0 0 S cm inf Alarm S2 Delay Time 0 2 sec 0 0 sec inf Alarm S2 Expire Time 0 0 sec 0 0 sec 1800 sec S1 control Expire Time 0 0...

Page 36: ...rs 5 9 Simulate The contact can be switched on off or a percentage of output can be simulated On Off enables the user to manually switch a contact on or off The percentage is an analogue value and rep...

Page 37: ...29 IM 12D06D05 01E 5 MENU STRUCTURE COMMISSIONING Menu Parameter Default Range values min max Simulation Percentage 50 0 100 S2 S3 S4 Similar structure to S1 depending on mA1 and mA2 output settings...

Page 38: ...l and the converter continues to work normally A good example is a time out warning that the regular maintenance is due The user is noti fied but it should not be used to shut down the whole measureme...

Page 39: ...31 IM 12D06D05 01E 5 MENU STRUCTURE COMMISSIONING Menu Parameter Default Range values min max Errors High limit 1 000S 0 1S 3S Errors Low limit 5 000 S 0 0S 100 S...

Page 40: ...r Passwords Calibration and Commissioning may be sepa rately protected by a password By default both passwords are empty Entering an empty pass word results in disabling the password check A password...

Page 41: ...33 IM 12D06D05 01E 5 MENU STRUCTURE COMMISSIONING Menu Parameter Default Range values Low High HART Network address 0 0 15...

Page 42: ...d secondary display lines are determined by the choices made in the menu measurement Measurement setup Measurement Additional text Each process value can be given an additional text containing up to 1...

Page 43: ...Parameter Default Range values Low High Y axis Conduct low 0 S cm inf inf Y axis Conduct high 500 S cm inf inf Y axis Conduct 2 low 0 S cm inf inf Y axis Conduct 2 high 500 S cm inf inf Y axis Temp lo...

Page 44: ...ed with a known precise concentration Thetem per a ture is stabilized to the ref er ence tem per a ture of the instrument usu al ly 25 C The actual conductivity value of the solution is taken from tab...

Page 45: ...ndicated on the cable markers and the actual installation can change this factor If there is less than 25 mm spacing between sensor and holder in situ calibration is necessary to meet the specified ac...

Page 46: ...a better accuracy at low readings This should be done for all installations during commissioning After some time in service a dirty sensor may well show a high zero offset because of fouling Clean the...

Page 47: ...ali bration Press Temperature calibration to execute it 6 8 Operation of hold function during cali bration EXAxt ISC450G has a HOLD function that will suspend the operation of the control alarm re lay...

Page 48: ...ed contact your nearest Yokogawa service center 7 2 Periodic maintenance of the sensor Note Maintenance advice listed here is intentionally general in nature Sensor maintenance is highly application s...

Page 49: ...ower then on again The touchscreen will be calibrated automatically to the correct touch position at power on It is recommended to turn off power then on again when periodic maintenance Do not turn on...

Page 50: ...oting procedures including possible causes and remedies 8 2 Calibration check The EXAxt ISC450G converter incorporates a diagnostic check of the adjusted cell constant value during calibration If the...

Page 51: ...rminal 3 Between the current output terminals shorted 62 and the protective earth terminal 3 2 Dielectric Strength Test 1 Apply 1390 V AC an AC voltage of substantially sinusoidal waveform with a freq...

Page 52: ...wn in Table 2 Table 2 RANGE Resistance of Decade Resistance Box 2 Data Display RANGE4 1 5k 1 5k 0 01k RANGE5 15k 15k 0 2k RANGE6 150k 150k 12k After the above test is completed touch the Exit to retur...

Page 53: ...ta Display Current Output mA DC 4 4 0 02 12 12 0 02 20 20 0 02 After all tests are completed a Touch the Exit twice to return to the Service display b Select Normal in Key c Touch the Home icon to ret...

Page 54: ...46 IM 12D06D05 01E...

Page 55: ...47 IM 12D06D05 01E 10 SPARE PARTS 10 SPARE PARTS See Customer Maintenance Parts List...

Page 56: ...ard temperature compensation From the factory the EXAxt is set with the default of a general temperature compensation func tion based on a Sodium Chloride table salt solution This is suitable for many...

Page 57: ...Tref K2 T1 Tref K1 K2 K ref 1 T1 Tref 1 T2 Tref K1 1 T2 Tref K2 1 T1 Tref K1 T2 Tref K2 T1 Tref K2 K1 Where T1 T2 liquid temperature C K1 conductivity at T1 C K2 conductivity at T2 C Figure 11 1 Condu...

Page 58: ...r a particular solution Choose the component that you will be measuring in your application and where appro priate the concentration range EXAxt will do the rest By following the routing Commissioning...

Page 59: ...ix value An empty value is shown as APPENDIX 2 Temperature compensation matrix 1 A minimum number of values is required to make interpolation possible The highlighted values marked as are mandatory to...

Page 60: ...he calibration check can confirm their presence by a deviation from the known solution conductivity The remedial action should be to clean the sensor and carefully check for blockage or damage not sim...

Page 61: ...l is of a high permeability mag net ic ma terial and a strong magnetic field is generated in the toroid The liquid passes through the hole in the toroid and can be considered as a one turn second ary...

Page 62: ...om Zoom sensor Fact CC Adj CC Method SC1 Method SC2 Ohms Zoom outputs mA1 value mA2 value S1 perc S2 perc S3 perc S4 perc Zoom device Serial number Note Software Revision Device Revision DD Revision L...

Page 63: ...C Calibration SC1 TC Calibration SC2 Temp Calibration Hold Instrument Hold Instrument Hold Outputs Hold Off Commissioning Measurement setup Configure sensor Meas unit Fact CC Measure Temp settings Tem...

Page 64: ...o S1 S4 setup similar to S1 Type control Func Process parameter Expire time PID SP PID Rng PID dir PID MR PID I time PID D time Analog output DC period time max pulse freq Type fail func Type alarm Fu...

Page 65: ...Device information Date Descriptor Message Poll addr Num resp preams Review Model Distributor Write protect Manufacturer Dev id Tag Descriptor Message Date Universal rev Fld dev rev Sofware rev Poll a...

Page 66: ...58 IM 12D06D05 01E APPENDIX 6 Control drawing for FM approval...

Page 67: ...5c K9676MY 1 Cable assembly shield 6a A1108EF 1 Fuse AC version 1 pcs 6b A1111EF 1 Fuse DC version 1 pcs 7 K9676BE 1 Cover assembly without screws and hingepins 8 K9676BU 1 Cable glands assembly 6 pcs...

Page 68: ...ing Hardware Option code PM Item Part No Qty Description 1 K9171SS 1 Mounting Set U 2 Y9608KU 4 Screw 3 D0117XL A 1 U Bolt Assembly 4 K9171SY 1 Plate 5 K9171SX 1 Bracket 6 K9171ST 1 Mounting Set PM 7...

Page 69: ...nged because external dimensions for awning hood H5 conduit adapter AFTG ANSI AM20 added p7 Figure 3 4 title modified p8 conduit adapter work added to subsection 3 2 2 p9 to 14 Layout changed descript...

Page 70: ...Style S2 Inductive Conductivity Converter The user s manual IM 12D06D05 01E 4th Edition supplied with the product has been amended as follows Please replace the corresponding pages in your copy with t...

Page 71: ...f the instrument specifications See chapter 2 3 1 2 Mounting methods Refer to figures 3 2 and 3 3 Note that the EXAxt converter has universal mounting capa bilities Panel mounting using optional brack...

Page 72: ...3 Option U wall and pipe mounting diagram 2 ND pipe pipe mounting horizontal pipe mounting vertical wall mounting 15 0 6 35 1 38 13 0 51 4x 6 5 0 26 4x 10 0 4 200 7 87 70 2 75 154 5 6 08 80 3 15 80 3...

Page 73: ...the Temperature elements used The other is a manual set temperature The manual temperature that represents the process tem perature must be set here Reference Temperature Choose a temperature to whic...

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