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Hanna Instruments HI 23 Series, Instruction Manual, Page: 56 / 60

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ACCESSORIES

CONDUCTIVITY CALIBRATION SOLUTIONS

HI 7030L

12880 µS/cm solution, 500 mL bottle

HI 7030M

12880 µS/cm solution, 230 mL bottle

HI 7031L

1413 µS/cm solution, 500 mL bottle

HI 7031M

1413 µS/cm solution, 230 mL bottle

HI 7033L

84 µS/cm solution, 500 mL bottle

HI 7033M

84 µS/cm solution, 230 mL bottle

HI 7034L

80000 µS/cm solution, 500 mL bottle

HI 7034M

80000 µS/cm solution, 230 mL bottle

HI 7035L

111800 µS/cm solution, 500 mL bottle

HI 7035M

111800 µS/cm solution, 230 mL bottle

HI 7039L

5000 µS/cm solution, 500 mL bottle

HI 7039M

5000 µS/cm solution, 230 mL bottle

CONDUCTIVITY CALIBRATION SOLUTIONS IN FDA APPROVED BOTTLES

HI 8030L

12880 µS/cm solution, 500 mL bottle

HI 8031L

1413 µS/cm solution, 500 mL bottle

HI 8033L

84 µS/cm solution, 500 mL bottle

HI 8034L

80000 µS/cm solution, 500 mL bottle

HI 8035L

111800 µS/cm solution, 500 mL bottle

HI 8039L

5000 µS/cm solution, 500 mL bottle

ELECTRODE CLEANING SOLUTIONS

HI 7061M

General cleaning solution, 230 mL bottle

HI 7061L

General cleaning solution, 500 mL bottle

ELECTRODE CLEANING SOLUTIONS IN FDA APPROVED BOTTLES

HI 8061M

General cleaning solution, 230 mL bottle

HI 8061L

General cleaning solution, 500 mL bottle

Summary of Contents for HI 23 Series

Page 1: ...1 HI 23 HI 24 Series Wall mounted Microprocessor based Conductivity and TDS Process Controllers Instruction Manual...

Page 2: ...dual setpoint ON OFF control and RS 485 output HI 24221 EC and TDS controller with dual setpoint ON OFF and PID control and analog out put HI 24222 EC and TDS controller with dual setpoint ON OFF and...

Page 3: ...9 ANALOG OUTPUT 30 CALIBRATION 32 LAST CALIBRATION DATA 40 FAULT CONDITIONS AND SELFTEST PROCEDURES 41 EXTERNAL FUNCTIONS 45 RS 485 COMMUNICATION 46 STARTUP 53 EC VALUES AT VARIOUS TEMPERATURES 54 EC...

Page 4: ...nput and output dual setpoint and alarm signal The system is composed of a case inside which the signal conversion circuitry the microprocessor circuitry and the output power drivers are contained GRE...

Page 5: ...igits LEDs four LEDs are provided for signaling the energizing of relays 1 and 2 yellow LEDs and alarm relay a green and a red LED Relays 2 output relays for low conductivity or high con ductivity dos...

Page 6: ...tance applications Manual temperature setting when the temperature probe is not inserted or the temperature exceeds the upper range Last calibration data internally recorded nonvolatile EE PROM memor...

Page 7: ...y enters setup mode 6 key moves to the next digit letter circular solution when se lecting a parameter Same as key during last calibration data viewing mode 7 key increases the blinking digit letter b...

Page 8: ...nput from external transmitter 6 Main Power Supply 7 Alarm Terminal 8 Contact 1 First Dosing Terminal 9 Contact 2 Second Dosing Terminal 10 EC TDS probe connector 11 Hold terminal 12 Timer terminal Un...

Page 9: ...9 MECHANICAL DIMENSIONS...

Page 10: ...pical EMC Deviation 2 full scale EC and TDS 0 5 C Installation Category II Probe 4 ring conductivity probe with built in 3 wire Pt100 temperature sensor or conductivity probe external Pt100 see Access...

Page 11: ...rature sensor to compensate for the cable resistance and have a precise automatic tempera ture compensation of the measurements in long distance applications See the below diagram for a recommended in...

Page 12: ...ls 10 on page 8 HI7639D is a conductivity probe with built in tem perature sensor Pt 100 T Pt 100 T Pt 100 T Pt 100 T Pt 100 Terminals erminals erminals erminals erminals to be used only if the EC pro...

Page 13: ...output Analog output Analog output In the models where it is available connect an external recorder with a 2 wire cable to these terminals 2 on page 8 paying attention to the correct polarity A wide v...

Page 14: ...TDS calibration as described in this instruction manual Set the control parameters according to the process of interest SETUP MODE The Setup Mode allows the user to set all needed character istics of...

Page 15: ...FM is pressed on the last setup item The possible transitions in setup mode are the following ENTERING THE PASSWORD Press SETUP to enter the setup mode The LCD will display 0000 on the upper part and...

Page 16: ...will be displayed with the first digit blinking Note When the password is not inserted or a wrong password is confirmed the display will only show the previously memo rized value without blinking read...

Page 17: ...0 0 199 9 mS or 100 0 ppt 04 Reference Temperature 20 C or 25 C 25 C no 05 Temperature Coefficient 0 00 to 10 00 C 2 00 no 06 Input Selection 0 conductivity probe 0 no 1 4 20 mA input signal 07 Temper...

Page 18: ...f s no Low Alarm LA LA HysTHA Hys Hys 1 5 f s LATS1orLATS2 32 Proportionalcontrol 1 to 30 min 5 no mode period 33 Maximum relay ON time 1 to 10 min 10 no after which an alarm mode is entered 34 Alarm...

Page 19: ...on 91 Keyboardselftest 0 off 0 yes 1 on 92 EEPROMselftest 0 off 0 yes 1 on 93 RelaysandLEDsselftest 0 off 0 yes 1 on 94 Watchdogselftest 0 off 0 yes 1 on 99 Unlockpassword 0000 to 9999 0000 yes Note T...

Page 20: ...ULA HAUS2 D2 where the minimum deviation D1 or D2 is 0 5 of the maxi mum range value Note Some setup codes are available depending on the model Note When a wrong setup value is confirmed or a wrong se...

Page 21: ...etup The HI 23 series displays EC only The status of the meter is shown by the LEDs STATUS LEDs Control Alarm GreenLED ContactsLED yellow Red LED OFF ON OFF ON ON OFF ON ON or OFF OFF ON ON OFF ON or...

Page 22: ...our device to the COM and NO Normally Open or NC Normally Closed terminals The ON relay state occurs when relay is energized NO and COM connected NC and COM disconnected The OFF relay state occurs whe...

Page 23: ...easurement approaches setpoint the ON period diminishes The following graph describes the EC TDS process control ler behavior Similar graph may apply to the controller ON OFF EC Setpoint Hysteresis Se...

Page 24: ...urate and stable control than ON OFF controllers and it is best suitable in system with fast response quickly reacting to changes due to addition of low or high conductivity solution An example of how...

Page 25: ...Td Kd Kp rate time measured in minutes Ti1 and Td1 will be the reset time and rate time for setpoint1 while Ti2 and Td2 will be the reset time and the rate time for setpoint2 TUNING A PID CONTROLLER...

Page 26: ...ting from a solution with an EC or TDS value quite different from the dosed liquid turn on the dosing device at its maximum capacity without the controller in the loop open loop process Note the start...

Page 27: ...g an external device e g chart recorder to the controller the procedure is easier and doesn t need to hand plot the process variable EC or TDS ALARM RELAY The alarm relay functions in the following ma...

Page 28: ...ate problems of blackout and line failure the alarm function operates in a Normally Closed state and hence alarm is triggered if the wires are tripped or when the power is down This is an important fe...

Page 29: ...F times duty cycle control A device with analog input e g a pump with a 4 20 mA input can be connected to these terminals IDLE MODE IDLE mode is entered through setup code 2 During idle mode the devic...

Page 30: ...odels HI 23xy1 and HI 24xy1 are provided with the ana log output feature The output is galvanic separated and can be a voltage or a current Pin 5 is the voltage output pin 6 is the analog output commo...

Page 31: ...d range of the meter For example for a controller with a selected 0 to 1999 S range and analog output of 4 20 mA the default values are 0 and 1999 S corresponding to 4 and 20 mA respectively These val...

Page 32: ...80 0 111 8 mS cm 0 0 100 0 ppm 42 0 ppm 0 1000 ppm 800 ppm 0 00 10 00 ppt 6 44 ppt 0 0 100 0 ppt 55 9 ppt The user should select the appropriate range to calibrate setup code 03 Calibration must be pe...

Page 33: ...calibra tion point Dry the conductivity probe and leave it in air Only when the reading is stable the CAL indicator will stop flashing after about 30 seconds and the CFM indicator will start blinking...

Page 34: ...In this case after confirmation of the cell constant the meter will ask for the offset calibration displaying zero on the LCD press CAL to exit or calibrate the offset if desired Note The EC or TDS ca...

Page 35: ...ant the value must be between 1 333 and 4 000 cm 1 and con firm by pressing CFM Note If the entered cell constant value is invalid the ERROR indi cator appear onthe LCD Note Press SETUP before CFM to...

Page 36: ...e temperature probe in the beaker as close to the Checktemp as possible Press and hold first CFM and then CAL to enter the tem perature calibration mode Execute the password proce dure Select code 1 v...

Page 37: ...password proce dure Select code 0 via the arrow keys for analog input calibra tion and confirm with CFM CAL will blink on the LCD The secondary LCD will display 4 for the first calibration point The p...

Page 38: ...ese calibration procedures Note It is recommended to perform the output calibration at least once a year Calibration should only be performed after 10 minutes from power up With a multimeter or an HI...

Page 39: ...4 1 VDC 5 VDC 0 10VDC 5 0 VDC 10VDC Press CFM to confirm the selected parameter that will stop blinking on the primary display The secondary display shows the HI 931002 or multimeter input value as lo...

Page 40: ...The meter can display the following last calibration data Date Time Cell constant While displaying these data the controller remains in con trol mode The data are related to the selected range only T...

Page 41: ...irst CAL DATA display date at the time of last calibration FAULT CONDITIONS AND SELFTEST PROCEDURES The fault conditions below may be detected by the software EEPROM data error I2C internal bus failur...

Page 42: ...setup codes perform selftest procedures for LCD keyboard EEPROM relays and LEDs watchdog The operation of these functions is outlined in the setup sec tion The selftest procedures are described in det...

Page 43: ...creen The correspondence is given below For example if UP and CAL are pressed together the LCD will look like this The colon is a useful indicator for the correct position squares Note A maximum of tw...

Page 44: ...reset a blinking message Set is shown on primary LCD the sec ondary LCD displays MEM At the end of this operation all the param eters are reset to their default values The calibrated cell constant is...

Page 45: ...is active A 5 to 24 VDC voltage can be applied to this input While in hold state it is possible to display the temperature reading on the secondary LCD pressing the right arrow key Only when the key...

Page 46: ...00 and 9600 bps Communication Communication Communication Communication Communication BidirectionalHalf Duplex Line length Line length Line length Line length Line length up to 1 2 Km typical with 24A...

Page 47: ...Fail Safe resistors are connected only to one unit in the line and their value depends on the application and char acteristic impedance of the connection cable typical between 15K and 50K The RS485 p...

Page 48: ...ess ID number 3 character command name Parameters variable length may be null End of command always the CR character Hex 0D A maximum time interval of 20 ms is allowed between two consecutive characte...

Page 49: ...C2 C3 C4 C5 value P if the value is greater than 0 P if the value is less than 0 C1 can be 0 or 1 only C2 C3 C4 C5 can be 0 to 9 or blank the command is not available if the controller is in setup mo...

Page 50: ...NAK NAK Hex 15 If the received command is not recognized e g The syntax is wrong CAN CAN CAN CAN CAN Hex 18 If the controller cannot answer the request e g the pass word was not sent the controller is...

Page 51: ...A A control and alarm are ON B B B B B control and alarm are ON and need update controller setup GET commands C C C C C control is ON and alarm is OFF D D D D D control is ON and alarm is OFF and nee...

Page 52: ...items If asking for the last calibration data and the controller was never calibrated it answers with 0 e g 01 STX 0 ETX 01 STX 0 ETX 01 STX 0 ETX 01 STX 0 ETX 01 STX 0 ETX If the controller was cali...

Page 53: ...EPROM should be reset If EEPROM reset is requested default values from ROM are stored into EEPROM as would happen with a new EEPROM Note that EEPROM data is composed of setup data and calibration data...

Page 54: ...3 16 60 8 10720 1173 70 67200 94400 4155 17 62 6 10950 1199 71 68500 96300 4245 18 64 4 11190 1225 73 69800 98200 4337 19 66 2 11430 1251 74 71300 100200 4429 20 68 11670 1278 76 72400 102100 4523 21...

Page 55: ...ontroller must be intact and there must be no points of broken insulation on the cable Connectors must be perfectly clean and dry CLEANING PROCEDURE Rinse the probe with tap water If a more thorough c...

Page 56: ...HI 7039L 5000 S cm solution 500 mL bottle HI 7039M 5000 S cm solution 230 mL bottle CONDUCTIVITY CALIBRATION SOLUTIONS IN FDA APPROVED BOTTLES HI 8030L 12880 S cm solution 500 mL bottle HI 8031L 1413...

Page 57: ...5 cable HI 7620 Glass Pt 100 probe with 5 m 16 5 cable HI 7639D 4 ring EC TDS probe with built in 3 wire Pt100 temperature sensor DIN connector and 5 m shielded cable HI 7640D Submersion in line cond...

Page 58: ...aler from whom you purchased the instrument If under warranty report the model number date of purchase serial number and the nature of the failure If the repair is not covered by the warranty you will...

Page 59: ...oted in the user s manual must be used Any variation introduced by the user to the supplied equipment may degrade the instruments EMC performance To avoid electrical shock do not use these instruments...

Page 60: ...84 2942 Japan Tel 03 3258 9565 Fax 03 3258 9567 Korea Tel 02 2278 5147 Fax 02 2264 1729 Malaysia Tel 603 5638 9940 Fax 603 5638 9829 Singapore Tel 6296 7118 Fax 6291 6906 South Africa Tel 011 615 6076...

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