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Hanna Instruments HI 22 Series, Instruction Manual

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Hanna Instruments HI 22 Series Instruction Manual Download Page 33

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PLATINUM ORP ELECTRODES

HI 3090T

Screw connector, external PG13.5 thread, double junction,
Pt, glass body, polymer filled

HI 3210T

Screw connector, external PG13.5 thread, double junction,
Pt, plastic body, cloth junction

HI 3211T

Screw connector, external PG13.5 thread, double junction,
Pt, plastic body, PVDF junction, polymer-filled

HI 2930B/5

BNC connector, 5 m (16.5') cable, double junction, Pt, plas-
tic body with built-in amplifier and external thread, cloth
junction

HI 2931B/5

BNC connector, 5 m (16.5') cable, double junction, Pt, plas-
tic body with built-in amplifier and external thread, PVDF
junction, polymer-filled

HI 3090B/5

BNC connector, 5 m (16.5') cable, double junction, Pt, glass
body, polymer-filled

RECOMMENDED pH ELECTRODES (all electrodes are gel-filled and with ce-
ramic junction unless otherwise indicated).

HI 1090T

Screw connector, external PG13.5 thread, double junction,
glass body, polymer filled

HI 1210T

Screw connector, external PG13.5 thread, double junction,

HI 1211T

Plastic body; cloth junction (HI 1210T); PVDF junction, poly-
mer-filled (HI 1211T)

HI 2910B/5

BNC connector, 5 m (16.5') cable, double junction, plastic

HI 2911B/5

body with built-in amplifier and external thread; cloth junction
(HI 2910B/5); PVDF junction, polymer-filled (HI 2911B/5)

HI 1090B/5

BNC connector, 5 m (16.5') cable, double junction, glass
body, polymer-filled

HI 1210B/5

BNC connector, 5 m (16.5') cable, double junction, plastic
body, PVDF junction, polymer-filled

Summary of Contents for HI 22 Series

Page 1: ...HI 21 HI 22 Series Wall mounted Microprocessor based pH and ORP Controllers Instruction Manual...

Page 2: ...ment It will provide you with the necessary information for the correct use of the instrument as well as a precise idea of its versatility If you need additional technical information do not hesitate...

Page 3: ...all packing materials until you are sure that the instru ment functions correctly Any damaged or defective items must be returned in their original packing materials together with the supplied accesso...

Page 4: ...nd reverts back to normal mode in idle or control phases with the measure ment on the display In HI 21 series during pH calibration alternately displays pH buffer value or current temperature 3 CAL DA...

Page 5: ...pH HI 21 Series only 1 mV HI 22 Series only 0 1 C Accuracy 0 02 pH HI 21 Series only 20 C 68 F 2 mV HI 22 Series only 0 5 C TypicalEMC Deviation 0 05 pH HI 21 Series only 4 mV HI 22 Series only 1 0 C...

Page 6: ...s Power Supply Connect a 3 wire power cable to the terminal strip while paying attention to the correct line L earth PE and neutral N terminal connections Power 115VAC 100 mA 230VAC 50 mA Line Contact...

Page 7: ...pH 1 pH no D1 25 to 4000 mV 50 mV 15 Relay 1 reset time 0 1 to 999 9 minutes 999 9mins no HI 21523 only 16 Relay 1 rate time 0 0 to 999 9 minutes 0 0 mins no HI 21523 only 21 Relay 2 mode M2 same as...

Page 8: ...H2 S2 LA HA S1 D1 Code Valid Values Default PW 23 Relay 2 hysteresis H2 0 00 to 14 00 pH 1 pH no 0 to 4000 mV 50 mV 24 Relay 2 deviation D2 0 50 to 14 00 pH 1 pH no 25 to 4000 mV 50 mV 25 Relay 2 res...

Page 9: ...nly high setpoint acid If M1 2 and M2 3 then S1 H1 S2 S1 LA HA S2 D2 If M1 4 and M2 1 then S1 S2 H2 S1 D1 LA HA S2 If M1 1 and M2 4 then S1 H1 S2 S2 D2 LA HA S1 If M1 3 and M2 4 then S1 S2 S2 D2 LA HA...

Page 10: ...or base solution ON OFF 14 Setpoint Hysteresis Setpoint t0 t0 Tc t0 2Tc t0 3Tc dosage if available An upper boundary is imposed for acid base dosage time when relays are energized continuously i e whe...

Page 11: ...ferent parameters i e the setpoint S1 or S2 the deviation D1 or D2 the reset time the rate time and the proportional control mode period Tc from 1 to 30 minutes Note User can disable the derivative an...

Page 12: ...e 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 1 Starting from a solution with a pH or mV value different from...

Page 13: ...ed to set off the alarm in abnormal circum stances forexample ifthedosingterminals are closed for too long a period In both cases the red LED s will also provide a visual warning signal The Fail Safe...

Page 14: ...ground output and the second port to the current output or voltage output depending on which parameter is being used as depicted aside The type voltage or current and the range of the output analog si...

Page 15: ...nts Data transmission from the instrument to the PC is possible with the HI 92500 Windows compatible application soft ware offered by Hanna Instruments The user friendly HI 92500 offers a variety of f...

Page 16: ...re reading As additional feature the controller is also provided with two pins 5V and 0V in or der to apply the Fail Safe Open Line protection method To avoid erroneous readings in Open Line condition...

Page 17: ...ading is 10 7 C the control action is active and no alarm condition is present Note If the controller is not in control or idle mode and the tem perature reading is requested through the TMR command t...

Page 18: ...he calibration procedure Initial Preparation Pour small quantities of pH 7 01 HI 7007 and pH 4 01 HI 7004 and or pH 10 01 HI 7010 solutions into individual beakers If possible use plastic beakers to m...

Page 19: ...ue For best accuracy however it is recommended that a two point calibration is performed HI 7007 CALIBRATION HI 7007 RINSE For accurate calibration use two beakers for each buffer solution the first o...

Page 20: ...ration Two point Calibration Proceed as described above for one point cali bration usingpH 7 01asthefirstpoint butdo notquitcalibrationbypressingCALattheend Note The meter will automatically skip the...

Page 21: ...ation is restarted with no changes to calibration data CALIBRATION WITH MANUAL TEMPERATURE COMPENSATION Enter the calibration procedure and press LCD to display the temperature on the secondary LCD Un...

Page 22: ...t code 0 for mV calibration and press CFM to enter CAL will blink on the LCD until the meter confirms a steady reading OFFSET AND SLOPE DIRECT SELECTION HI 21523 ONLY Whenever the pH electrode offset...

Page 23: ...lized at a point near the first calibration point CAL will stop blinking and an intermittent CFM icon will prompt the user to confirm the first calibration If the display stabilizes at a value signifi...

Page 24: ...dc 3 0 Vdc 5 Vdc 1 5 Vdc 4 1 Vdc 5 Vdc 0 10Vdc 5 0 Vdc 10 Vdc Immerse the temperature probe in the second beaker as near to the Checktemp as possible and repeat the above procedure Calibration procedu...

Page 25: ...heEEPROM Date Time Offset in mV for HI 21 only Up to two slopes for HI 21 only Up to three buffers While displaying this data the pH controller remains in con trol mode The procedure below indicates t...

Page 26: ...data is composed of setup data and calibration data As for the setup data the calibration data is assigned default values when an EEPROM reset occurs An un calibrated meter can perform mea surement th...

Page 27: ...together the LCD will look like this FAULT CONDITIONS AND SELFTEST PROCEDURES The fault conditions below may be detected by the software EEPROM data error I2C internal bus failure code dead loop EEPRO...

Page 28: ...osition of squares Note A maximum of two keys may be pressed simultaneously to be properly recognized To exit the keyboard test procedure press LCD CAL and SETUP simultaneously EEPROM SELFTEST The EEP...

Page 29: ...S Temperature has a significant effect on pH The calibration buffer solutions are effected by temperature changes to a lesser degree than normal solutions For manual temperature calibration please ref...

Page 30: ...I 7082 for double junction electrodes if necessary Low Slope Refer to the cleaning procedure above If the bulb and or junction are dry soak the electrode in HI 70300 storage solution for at least one...

Page 31: ...rbs hydrogen in the presence of reducing mediums This phenomenon is rough on the electrode To make correct redox measurements the following condi tions must prevail The surface of the electrode must b...

Page 32: ...4 740 5 680 6 640 7 580 8 520 9 460 10 400 11 340 12 280 13 220 14 160 Reducing pretreatment immerse the electrode for a few min utes in HI 7091 Oxidizing pretreatment immerse the electrode for a few...

Page 33: ...HI 3090B 5 BNC connector 5 m 16 5 cable double junction Pt glass body polymer filled RECOMMENDED pH ELECTRODES all electrodes are gel filled and with ce ramic junction unless otherwise indicated HI 1...

Page 34: ...the electrode connector there is also a spade lug connection for the matching pin HI 3210B 5 BNC connector 5 m 16 5 cable double junction Pt plas tic body PVDF junction polymer filled GOLD ORP ELECTRO...

Page 35: ...Goods Authorization number from the Customer Service department and then send it with ship ping costs prepaid When shipping any instrument make sure it is properly packaged for complete protection Han...

Page 36: ...e using these products make sure that they are entirely suitable for the environment in which they are used Operation of these instruments in residential areas could cause unaccept able interferences...

Page 37: ...4 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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