EUTECH INSTRUMENTS Alpha pH 500 Скачать руководство пользователя страница 27

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S P E C I F I CAT I O N S

SPECIFICATIONS DESCRIPTIONS

pH Range

0.00 to 14.00 pH

Resolution / Accuracy

0.01 pH /

0.01 pH

Temperature Range

-10.0 to 110.0

Resolution / Accuracy

0.1

C /

0.5 for

Millivolt Range

-1000 to +1000 mV

Resolution / Accuracy

1 mV /

2 mV

Temperature Compensation

Auto (Pt 100) / Manual (from 0 to 100

Number of calibration points

Number of calibration buffers

USA: 4.01, 7.00, 10.01; NIST: 4.01, 6.86, 9.18

Inputs

Asymmetrical / Symmetrical

Output

4.0 to 20.0 mA (Galvanically Isolated)

Over- / Under range current output

‘ON’ Select

3.8 mA

‘OFF’ Select

4 mA (under-range) & 20 mA (over-range)

HOLD current output

‘ON’ Select

22 mA

‘OFF’ Select

Last measured current value

Display

Custom Dual LCD

Power Requirements

12 to 24 VDC

Load Resistance

Max. 600

Ω

Dimension / Weight

96 x 96 x 66 mm / 210 g

Содержание Alpha pH 500

Страница 1: ...Alpha pH 500 2 Wire Transmitter pH ORP...

Страница 2: ...k ROSS Resolution SAOB SMART AVERAGING Smart CheK SMART STABILITY Stacked Star Navigator 21 Stat Face The Enhanced Lab ThermaSense Triode TRIUMpH Unbreakable pH Universal Access are trademarks of Ther...

Страница 3: ...the use of the transmitter please do not hesitate to contact the nearest Authorized Distributor Thermo Scientific will not accept any responsibility for damage or malfunction to the transmitter cause...

Страница 4: ...for Calibration 9 5 2 pH Calibration 10 5 3 Relative mV Calibration 11 5 4 Temperature Calibration 11 6 ADVANCED SETUP FUNCTIONS 12 6 1 Offset Setting Unavailable in ORP mode 12 6 2 Output Range Setti...

Страница 5: ...and user friendly It is capable of measuring pH mV and temperature This transmitter has many user friendly features all of which are completely accessible through the water resistant membrane keypad...

Страница 6: ...on Guide All wiring is done on 2 detachable connectors 1 9 pin connector located on SL1 position for pH electrode temperature sensor and potential matching pin PMP 2 3 pin connector located on SL2 pos...

Страница 7: ...2 2 1 To connect the pH or ORP electrode The pH transmitter accepts any combination electrode for pH or ORP measurements Insulation pH reference Clear sheath pH sensing Screen 1 Remove BNC connector...

Страница 8: ...h of wire and short pins 5 and 6 of connector Insert Pt 100 sense wire into pin 6 of connector and tighten screws 2 Insert Pt 100 return wire to pin 7 of connector Tighten screw IMPORTANT Temperature...

Страница 9: ...3 INSTALLATION 3 1 Wall Mount...

Страница 10: ...cut out of 92 0 mm by 92 0 mm 2 Remove back cover of transmitter and slide it through panel cut out Panel side 3 Atta side ch lugs to either of transmitter 4 Thread rods through lugs until transmitter...

Страница 11: ...values are displayed here while measured mV values are displayed in the ORP Calibration mode 1 SETup mode indicator 6 Primary display 11 ERRor indicator 2 MEASurement mode indicator 7 Temperature indi...

Страница 12: ...Measurement mode press CAL to enter mV Calibration mode To scroll through the various submenus To increment decrement values or toggle between options in the SETUP CAL modes When pressed together serv...

Страница 13: ...sh your electrode in deionized water after use and store in electrode storage solution If storage solution is not available use pH 4 01 or 7 00 buffer solution Do not reuse buffer solutions after cali...

Страница 14: ...s This is the first point Offset calibration CAL HOLD pH READY pH CAL HOLD pH READY pH 5 Wait for measured pH value to stabilize Press ENTER to confirm calibration Transmitter is now calibrated to cur...

Страница 15: ...the absolute mV value 3 Press or keys to enter the relative mV value that matches your desired reading only the readings in the primary display changes 4 Press ENTER key to confirm Transmitter will no...

Страница 16: ...it may not be convenient to remove the electrode for calibration In such cases an on line Offset adjustment is offered 1 Press ENT key Transmitter displays OFS Press ENT again Upper display shows amo...

Страница 17: ...hows r 4 0 This is the set up page for the pH or ORP output range setting for the 4mA output current 2 Assign pH or ORP value to 4 mA output current Use or keys to change pH or ORP value Press ENT to...

Страница 18: ...ATC probe into a solution of known temperature i e a temperature bath Allow time for temperature probe to acclimatize with surrounding bath temperature If temperature readings are inaccurate calibrat...

Страница 19: ...er as reference 4 Use or keys to set the transmitter to the temperature of your process or sample Press ENT key 5 Primary display shows temperature default is 25 0 and secondary display shows C C This...

Страница 20: ...SETUP HOLD SETUP HOLD SETUP HOLD C ATC SETUP LD HO SE HO TUP LD SE HO TUP LD Temperature Compensation Setting Chart alpha pH 500 Transmitter...

Страница 21: ...n to MEAS mode NOTE If HLd is set to OFF then current output will be equivalent to last measured value 6 5 Out of Range Current Setting SETUP HOLD SETUP HOLD SETUP HOLD If pH or ORP readings exceed th...

Страница 22: ...Press S and T keys together to return to MEAS mode 5 If the readings on the Transmitter is fluctuating wildly please proceed to Section 6 6 2 for a possible solution 6 6 2 Selecting Asymmetrical or Sy...

Страница 23: ...3 LCD displays ASY asymmetrical operation Use or keys to select for SYS symmetrical mode of operation Press ENT key again 4 Press S and T keys together to return to MEAS mode...

Страница 24: ...commended by the manufacturer 3 Prior to next use rinse the liquid junction with de ionized water and tap dry never wipe electrode NOTE If this does not restore electrode to normal response see Reacti...

Страница 25: ...ntilation and waste disposal Safety goggles and protective clothing must be worn while performing this procedure 1 Dip or stir the pH electrode in alcohol for 5 minutes 2 Leave the electrode in tap wa...

Страница 26: ...a Air bubbles in probe b Dirty probe c Probe not deep enough in sample d External noise pickup or induction caused by nearby electric motor e Severe Reference junction fouling a Tap probe to remove bu...

Страница 27: ...from 0 to 100 C Number of calibration points 2 Number of calibration buffers USA 4 01 7 00 10 01 NIST 4 01 6 86 9 18 Inputs Asymmetrical Symmetrical Output 4 0 to 20 0 mA Galvanically Isolated Over U...

Страница 28: ...10 TECHNICAL DIMENSIONS...

Страница 29: ...r solution 480 ml bottle ECBU7BT pH 7 00 buffer solution 480 ml bottle ECBU10BT pH 10 01 buffer solution 480 ml bottle ECBU4BS pH 4 01 buffer sachets 20 ml x 20 pcs ECBU7BS pH 7 00 buffer sachets 20 m...

Страница 30: ...libration buffer 1 pint 00654 04 pH 7 01 calibration buffer 1 pint 00654 08 pH 10 01 calibration buffer 1 pint 35653 01 pH 4 01 calibration buffer solution pouches 20 box 35653 02 pH 7 00 calibration...

Страница 31: ...nstrument shall not apply to defects resulting from Improper or inadequate maintenance by customer Unauthorized modification or misuse Operation outside of the environment specifications of the produc...

Страница 32: ...Fax 978 232 6031 Europe P O Box 254 3860 AG Nijkerk Wallerstraat 125K 3862 CN Nijkerk Netherlands Tel 31 033 2463887 Fax 31 033 2460832 Asia Pacific Blk 55 Ayer Rajah Crescent 04 16 24 Singapore 13994...

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