Sensorex TX2000 Operation Manual Download Page 45 | Manualshive

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7.4 ORP Calibration

Under ORP measurement mode, enter calibration setup menu. Select Calibration icon, and adjust

mV value. The adjustable range is from -300mV to 300mV.

Put the ORP electrode into

ORP standard solution. Press

or to adjust the

main display value until it is

equal to the desired mV

value.

Press to confirm it.

Press to confirm it.

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Summary of Contents for TX2000

Page 1: ...1 T X 2 0 0 0 Intelligent pH ORP Transmitter Operation Manual KϵϬϬϭͲ2008CertiﬁcateNo C0036132 ...

Page 2: ...wn or electrical shock of the instrument please read this operation manual clearly before installation Make sure to remove AC power from the transmitter before wiring input output connections and remove it before opening the transmitter s housing The installation site of the transmitter should be good in ventilation and avoid direct sunshine The material of signal cable should be special coaxial c...

Page 3: ...ustration of rear panel 10 3 2 Illustration of terminal function 10 3 3 Description of terminal function 11 3 6 Typical wirings 14 3 7 Illustration of electrical connection 14 4 Configuration 4 1 Illustration of front panel 15 4 2 Keypad 15 4 3 LED indicators 15 4 4 Display 16 5 Operation 5 1 Measurement mode 17 5 2 Set up menu 17 5 3 Calibration menu 17 5 4 Shortcuts 17 5 5 Default value 5 5 1 Se...

Page 4: ...lly back to measurement mode Return 35 7 Calibration Block diagram of Calibration 36 7 1 Entry of calibration menu 37 7 2 Security password of calibration 38 7 3 pH calibration 39 7 3 1 TECH mode 39 7 3 2 NIST mode 39 7 3 3 Any mode 39 7 3 4 Definition of calibration parameter 40 7 3 5 TECH NIST buffer Calibration 41 7 3 6 Any Calibration 42 7 4 ORP calibration 43 7 5 Automatically back to measure...

Page 5: ...ay Large LCM with auto sense backlight sensor contrast function Text mode Analog output 1 Isolated DC 0 4 20mA corresponding to main measurement max load 500 Analog output 2 Isolated DC 0 4 20mA corresponding to Temp max load 500 Settings Contact RELAY contact 240VAC 0 5A Max recommend Activate Hi Lo Hi Hi Lo Lo selectable two limited programmable ON OFF Wash RELAY contact ON 0 99min 59sec OFF 0 9...

Page 6: ...f 3 66 93mm x 3 66 93mm on the panel box and then insert the controller directly into the panel box Insert the mounting bracket from the rear and until it is fixed into the pickup groove 2 2 Illustration of panel mounting 3 66 93 mm 3 66 93 mm Panel cutout dimensions 3 42 87 mm Hole distances on the panel box Mounting bracket Illustration of panel mounting fixed with mounting bracket 4 41 112 mm 3...

Page 7: ...nsmitter s standard accessory kit into the holes from inner rear cover to prevent from the water vapor Installation of pipe mounting Fixed with U shaped pipe clamp Optional Order Number 5333027 Installation of wall mounting Fixed with 4 x M4 screws Insert the single hole rubber plug into the unused cable gland and tighten up the cable gland to prevent from the penetration of water vapor ...

Page 8: ...nt except specific junction box Connect the transparent coaxial inner directly to the Glass terminal on the back of transmitter and metal connect coaxial shield to Ref terminal 2 4 2 QWHQWLRQDOO OHIW EODQN Set up diagram of coaxial cable See the correct set up method on the left Note The black conductive rubber covering on the coaxial inner should be removed Metal coaxial shield Transparent coaxia...

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Page 11: ...3 Overview of pH transmitter TX2000 3 1 Illustration of rear panel 3 2 Illustration of terminal function GLASS REF SG TP pH ORP Temp POWER AC INPUT POWER SG 12V RLY1 RLY2 WASH Cln 4 20mA 4 20mA 1 2 ...

Page 12: ...control ２１ 4 20mA terminal Master measure current output terminal for external recorder or PLC control ２２ 4 20mA terminal D B Temperature current output terminal for external recorder or PLC control only applicable for TX2000 or RS 485 output D B only applicable for TX2000RS ２３ 4 20mA terminal G Temperature current output terminal for external recorder or PLC control only applicable for TX2000 or ...

Page 13: ...ber Transmitter Cleaning device Dose feeder Dose feeder 100 240VAC Surge absorber Surge absorber External relay External relay External relay Note The transmitter built in miniature relays is necessary to be repaired and replaced by professional technicians It is recommended to use an external relay Power Relay to activate the external equipments Three wire distribution GND REF GLAS pH ORP Coaxial...

Page 14: ...rameter set up mode and Calibration mode pressing this key to select leftward or change to another page 2 When adjusting value press this key to increase the value 1 In the parameter set up mode and Calibration mode pressing this key to select rightward or change to another page 2 When adjusting value press this key to decrease the value Key for confirmation pressing this key is essential when mod...

Page 15: ... Relay 1 Relay 2 which is set in low setting point is in action the display shows and flashees the description REL 1 Lo REL 2 Lo and ACT indicator LED lights up 3 When the Analog 1 current output exceeds the upper lower limitation the display flashes pH mA pH mA or ORP mA ORP mA 4 When the Analog 2 current output exceeds the upper lower limitation the display flashees C mA C mA Analog 2 output cur...

Page 16: ...responding display and output are as follows 1 Both Relay 1 and Relay 2 are not functioning If enter setting menu or calibration menu under clean status the instrument will stop clean status automatically 2 The current output which is corresponding to measurement value remains at the last output value before HOLD status Clean function in action condition ...

Page 17: ... pH Multi Cal 2 points pre setting Temperature compensation MTC 25 C Relay 1 High point alarm AUTO SP1 10 00 pH Hys 0 10 pH Relay 2 Low point alarm AUTO SP2 04 00 pH Hys 0 10 pH Wash time OFF Analog 1 current output pH ORP 4 20 mA 0 00 14 00pH Analog 2 current output Temp 4 20 mA 0 100 0 C Digital filter 5 Backlight setting Off Code set up OFF Date Time 2012 1 1 00 00 00 Contrast 0 Auto back Auto ...

Page 18: ...ay 1 SP Input Relay 1 Hys Input Select Relay 1 On Off Relay 1 Test Relay 2 Hys Input Select Relay 2 On Off Relay 2 Test Relay 1 SP Input Select No of Points PTC Value Input Value Correct Value Correct Select Relay 1 Hi Lo Select Relay 2 Hi Lo English Tradi tional Chinese Simpli fied Chinese Clean Setting Auto Return Setting Auto Auto Language Setting Return to previous level action CONTINUED ON NE...

Page 19: ...o 20mA Value corr to 0 or 4mA Value corr to 20mA Select 0 20mA or 4 20mA Set Year Set Date Set Time Number of Signal Average Select 0 20mA or 4 20mA Back Light Setting Contrast Setting Contrast Return Setting Return Timer Auto Manual Exit Auto On Off Input Bright ness Input Sensi tivity Input Bright ness Relay2 Setting Code Setting Select Clock On Off ON Return to previous level action Select Clea...

Page 20: ...de pressing the two keys and simultaneously allows you enter the overview of current setting and press to enter the set up mode to modify the setting if necessary Enter set up menu Measurement Mode Press or Press Press or Press to confirm it Press ...

Page 21: ...ssword is keyed in the display shows Error Code press to re key it in or press to exit The first 0 of digits 0000 start to flash Press or to adjust the value and then press to confirm it and continually key in the next digit and so on Select to turn on or turn off code protection function If you select turn on please key in a new code There will be a code requirement showing in display when you re...

Page 22: ... setup menu select the system language from English Traditional Chinese and Simplified Chinese Enter Measurement Mode Setup Press to confirm it Press or to select language type Press or to select language type Press to confirm it ...

Page 23: ...6 4 Mode Enter setup of Mode Select between pH or ORP measurement Enter Multi Cal Setup Press or to select between pH or ORP Press to confirm it Press to confirm it ...

Page 24: ...e Setup Press or to select the number of calibration points There are 1 3 points to choose from The factory default is 2 points When the calibration reaches the number of setting points the calibration procedure will automatically finish and display the calibration result Press to confirm it Press to confirm it ...

Page 25: ...3 ...

Page 26: ... with the actual temperature value tested by standard thermometer Press or to input the modified value Press to confirm it Press to confirm it Press to confirm it Enter Relay 1 Setup Press or to select Press or to select Press to confirm it Use standard thermometer to test the actual temperature of the solution and press or to input the correct temperature value ...

Page 27: ...t alarm High Point Alarm Control off off on on SP Hys pH t sec Press or to select to activate REL1 or not If not the guide menu goes to setup of Relay 2 Press to confirm it Press to confirm it Enter Relay 2 Setup Press or to select use REL1 as Hi point or Lo point alarm Press to confirm it Press or to adjust set point SP value Press to confirm it Press or to adjust Hysteresis Hys value Press to co...

Page 28: ...int alarm Low Point Alarm Control off SP Hys pH t sec off on on Enter Clean Setup Press or to select to activate REL2 or not If not the guide menu goes to setup of clean Press to confirm it Press to confirm it Press or to select use REL2 as Hi point or Lo point alarm Press to confirm it Press or to adjust set point SP value Press to confirm it Press or to adjust Hysteresis Hys value Press to confi...

Page 29: ...re cleaning If entering setting menu or calibration menu during clean status the instrument will stop clean status automatically Press or to adjust the auto turning on time Press to confirm the minute part and move to adjust the second part Press to confirm it Press to confirm it Press to confirm it Press to confirm it Press to confirm it Press or to select to activate a test of Clean or not If ON...

Page 30: ...4 ...

Page 31: ...exceptional output value can be used as a basis for failure determination Under HOLD measurement status the current output maintain the last output value before HOLD status However to ensure the current setting of an external recorder or of a PLC controller the current output will be 0 4mA or 20mA under the analog output setup menu Enter Analog 2 Setup Temperature Press to confirm it Press to conf...

Page 32: ...The exceptional output value can be used as a basis for failure determination Under HOLD measurement status the current output maintain the last output value before HOLD status However in order for convenience of insuring the current setting of an external recorder or of a PLC controller the current output will be 0 4mA or 20mA under the analog output setup menu Enter Date Time Clock Setup Press t...

Page 33: ...lay Note The clock needs to be reset in the event of a power failure Enter Sample average of measurements Digital Filter Setup Press to confirm it Press or to set the hour part and press to move to adjust the minute part Press or to set the month part and press to move to adjust the date part Press or to set the year Press to confirm it Press to confirm it Press to confirm it Press or to select to...

Page 34: ...filter You may select the number of sample to be averaged each time to become a reading which is gradually counted in order to increase the stability of measurement Enter Back Light Setup Press or to set the number of sample to be averaged Press to confirm it Press to confirm it ...

Page 35: ...ht is always on OFF setting The backlight is off When there is a keystroke it enters to the touch on status Auto setting According to the ambient light activate or deactivate the backlight When there is a keystroke it enters to the touch on status Press or to select backlight mode Enter Contrast Setup Press or to select 2 1 0 1 2 five backlight brightness levels Press or to select backlight mode P...

Page 36: ...ings Enter setup of display contrast Set the contrast of display according to 2 1 0 1 2 light to dark Enter Auto return mode Return Setup Press or to select display contrast level Press to confirm it Press to confirm it ...

Page 37: ...to exit setup menu manually while Auto means that the display will automatically exit the setup menu and return to measurement mode after a period of time without pressing any key Press or to adjust minute part and press to confirm it and move to second part Press or to select Auto return or manual exit Enter Password Code Setup Press to confirm it Press to confirm it Press to confirm it Press to ...

Page 38: ...djust for third buffer MTC or ATC Reading for third buffer and adjust Reading for second buffer value Reading for third buffer value Multi Cal 2 or press CAL Multi Cal 2 or press CAL Multi Cal 1 or press CAL Multi Cal 1 or press CAL Temp adjust for first buffer MTC or ATC Reading for first buffer value Temp adjust for second buffer MTC or ATC Temp adjust for third buffer MTC or ATC Reading for sec...

Page 39: ... the measurement system press to return to measurement mode If you need to re calibrate the system press to enter to the calibration setup menu If the calibration time shows OFF it represents that the clock function has been turned off Press to go back to measurement mode Measurement mode Enter Calibration setup menu Press and simultaneously Press or Press to confirm it Press ...

Page 40: ...calibration menu The first 0 of digits 0000 start to twinkle Press or to adjust the value and then press to confirm it and continually key in the next digit and so on Press to confirm it Press to confirm it Press to confirm it Select to turn on or turn off code protection function If you select turn on please key in a new code There will be a code requirement showing in display when you re enter t...

Page 41: ...ode is automatically calibrated according to pH value and temperature of TECH standard buffers pH4 01 pH7 00 pH10 00 The range of zero point and slope of the electrode is also determined If one of them is over the range the display shows error message of zero point and slope failure See appendix Table 1 pH temperature table of TECH standard buffers 7 3 2 NIST mode The electrode is automatically ca...

Page 42: ...o point and slope will be different Calibration point Determination The showed calibration value One point calibration Asy Zero point Asy offset or Zero point Asy 1 If not calibrated Slope Theoretical slope 2 If calibrated Slope Slope of last calibration Two or three point calibration Asy Slope Zero point Asy offset or Zero point Asy Slope Slope Note To obtain a new zero point Asy and Slope by app...

Page 43: ...nd then put it into the second buffer If under MTC temperature mode press or to adjust temperature value Or press to decide to simply make a single point calibration The instrument measures the mV value of the buffers Press to directly show the result or wait and the result will automatically display Clean the electrode with distilled water and then put it into the first buffer If under MTC Manual...

Page 44: ... to directly show the result or wait and the result will automatically display Clean the electrode by distilled water and then put it into the first buffer If under MTC Manual Temp Compensation temperature mode press or to adjust temperature value Press to confirm it Press to confirm it Press to confirm it Obtain the pH value of second point buffer solution Press or to adjust pH value Press or to ...

Page 45: ...tup menu Select Calibration icon and adjust mV value The adjustable range is from 300mV to 300mV Put the ORP electrode into ORP standard solution Press or to adjust the main display value until it is equal to the desired mV value Press to confirm it Press to confirm it ...

Page 46: ... that the display automatically exit the calibration setup menu and back to measurement mode after a period of time without pressing any key Note The return function of setup menu and calibration setup menu are independent settings Enter Calibration Code Setup Press to confirm it Press to confirm it Press to confirm it Press or to select Auto return or manual exit Press to confirm it Press or to a...

Page 47: ...is bubble or air in the glass end of the electrode 2 Clean the electrode or change to a new electrode and make another calibration Error4 1 The temperature is over the range 0 50 C during calibration 2 Buffer cannot be recognized 1 Please adjust the standard solution to the proper temperature range 2 Please check whether there is bubble or air in the glass end of the electrode or maintain the elec...

Page 48: ... calibration of the electrode to ensure accurate and stable measurement and system operation The cleaning cycle for the electrode depends on the pollution degree of the measurement sample Normally it is recommended to make weekly cleaning Consult your electrode instruction manual for detailed cleaning and care directions ...

Page 49: ... 055 6 969 9 810 Table 2 NIST Standard buffers NIST standard buffers DIN 19266 TEMP C Buffer 1 68 Buffer 4 01 Buffer 6 86 Buffer 9 18 Buffer 12 45 5 1 668 4 004 6 951 9 395 13 207 10 1 670 4 000 6 923 9 332 13 003 15 1 672 3 999 6 900 9 276 12 810 20 1 675 4 001 6 881 9 225 12 627 25 1 679 4 006 6 865 9 180 12 454 30 1 683 4 012 6 853 9 139 12 289 35 1 688 4 021 6 844 9 102 12 133 40 1 694 4 031 6...

Page 50: ... KϵϬϬϭͲ2008CertiﬁcateNo C0036132 ...

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