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Summary of Contents for Amprobe WT-70
- Page 1 WT-70 ORP Meter Users Manual • Mode d’emploi • Bedienungshandbuch • Manual d’Uso • Manual de uso...
- Page 3 WT-70 ORP Meter Users Manual September 2009, Rev.1 ©2009 Amprobe Test Tools. All rights reserved. Printed in China...
- Page 4 Limitation of Liability Your Amprobe product will be free from defects in material and workmanship for 1 year from the date of purchase. This warranty does not cover fuses, disposable batteries or damage from accident, neglect, misuse, alteration, contamination, or abnormal conditions of operation or handling. Resellers are not authorized to extend any other warranty on Amprobe’s behalf.
- Page 5 WT-70 ORP Meter Probe socket USB port LCD display Battery cover (rear side) Operation keys Tripod mount hole (rear side) Adaptor port ORP propbe with soak bottle...
- Page 6 When the meter is on, hold down for >1 second to enter setting mode. CAL/ESC KEY: While in setting or recall mode, press to return to previous mode. Calibration is invalid in WT-70 with ORP probe. HOLD/REC KEY:: Press key to freeze current reading.
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Page 7: Table Of Contents
WT-70 ORP Meter CONTENTS SYMBOLS .........................2 UNPACKING AND INSPECTION ................2 INTRODUCTION .......................2 Features .......................3 OPERATION ......................3 Auto Power Off ....................5 Set Up ........................6 SPECIFICATION ......................8 MAINTENANCE AND REPAIR ..................8 Battery Replacement ..................10 USB PC INTERFACE CAPABILITIES .................10 TROUBLESHOOTING ....................10 MSDS ........................12... -
Page 8: Symbols
If any of the items are damaged or missing, return the complete packag to the place of purchase for an exchange. INTRODUCTION Congratulations on your purchase of WT-70 ORP water quality meter. A convenient instrument to measure water ORP (Oxidation Reduction Potential) value. -
Page 9: Features
Features • Big LCD display with mV unit. • Hold function to freeze the record. • Max./Min. review of memorized data. • Backlight for dark environment operation. • USB connection for data download to a PC • Auto power off to save battery power OPERATION Starting Up 1. - Page 10 Hold Function To freeze the current readings while in normal measurement mode. To hold the readings, press “HOLD” key in measurement mode, “HLD” appears on the display. To release the holding value, press “HOLD” key again. (Fig.2) Fig. 2 Memory Record The meter can store 99 point mV records.
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Page 11: Auto Power Off
Memory Recall Recall function can review previous saved record. To recall record: 1. Press “REC” key > 2 seconds to enter recall mode. ”REC“ icon will flash on the LCD. 2. Press “” or “” key review memory one by one. 3. -
Page 12: Setup
Fig. 5 P3.0: ELECTRODE (ELE) – invalid for ORP probe This function is invalid in WT-70 with ORP probe. P4.0: PH BUFFER (buF) – invalid for ORP probe This function is invalid in WT-70 with ORP probe. - Page 13 P5.0: READY indication (rdy) Use this program to activate “READY” indication. “READY” icon appears on LCD when the measured reading is stable. While in P5.0, press “ENTER” to go into P5.1 and press “” or “” to switch Ready indicator ON or OFF and then press “ENTER”...
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Page 14: Specification
SPECIFICATION mV range: -1999mV~+1999mV mV resolution: 0.1mV(-199.9mV~+199.9mV), 1mV at others mV accuracy: +0.2mV(-199.9mV~+199.9mV), +2mV at others Temp. range: (TPK-60) -20~70°C / 68~158°F Accuracy(TPK-60): ±0.6°C Operation temp.: 0~50°C / 32~122°F Operation RH%: 0~80%RH Power Requirements: 4pcs AAA � EMC: Conforms to EN61326-1. This product complies with requirements of the following European Community Directives: 89/ 336/ EEC (Electromagnetic Compatibility) and 73/ 23/EEC (Low Voltage) as amended by 93/ 68/ EEC (CE Marking). - Page 15 ORP PROBE Preparation: Remove the soaking bottle. Soak the electrode into distilled water and rinse, then, take out and make dry (Do not rub sensing element forcibly). Now, the electrode is ready for use. Test the electrode: Connect ORP electrode to meter. Immerse electrode in pH7.00 buffer solution with saturated quinhydrone.
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Page 16: Battery Replacement
Battery Replacement 1. Turn off the meter and open the battery cover. 2. Replace the old batteries with four new AAA batteries. USB PC INTERFACE CAPABILITIES The USB cable and software are required to transfer data to a pc. The USB port is located on the right side of the instrument. - Page 17 The reading is not changed • If the status is in "HOLD", release the status. The reading is not changed • Clean and re-calibrate the probe. • Replace with a new probe. Slow response • Clean and re-calibrate the probe. •...
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Page 18: Msds
MATERIAL SAFETY DATA SHEET OF SOAK SOLUTION SECTION I - IDENTITY INFORMATION Ingredient: KCL Chemical Name: Potassium monochloride CAS No. : 7447-40-7 Manufacturer: Ajax Finechem (http://www.ajaxfinechem.com/) Phone: +61 1300 884 078 Date: 2006-04-24 SECTION II -PHYSICAL/CHEMICAL CHARACTERISTIC Boiling Point: Not available. Melting Point: 773 degree C. - Page 19 Materials To Avoid: None known. DISCLAIMER The above information is transferred to this format by Amprobe from the Material Safety Data Sheet supplied by the manufacturer identified in Section I. If you have any questions related to the material provided herein, contact the manufacturer directly at the phone number given in Section I.
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