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Pocket ORP Tester, ORP-P20, ORP-P10

  • ORP mV Range: ±999mV
  • Resolution: 1mV

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•1 point offset calibration allows adjusting the displayed value to a known standard

•Relative and absolute millivolt modes ensure the reliable ORP measurements

•Auto-Read function senses and locks the measurement endpoint

•Auto-Power Off effectively conserves battery life

•Reset function automatically resumes all settings back to the factory defaults


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Ordering Information

•ORP-P10: Tester and plastic box

•ORP-P20: Tester, 501 ORP electrode, solution storage bottles and carrying case 

Optional ORP Electrodes

•501: Suitable for general purpose applications

•504: Suitable for high temperature samples (< 100°C/212°F)

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Model ORP-P10 ORP-P20
ORP mV Range ±999mV ±999mV
Relative mV Range ±999mV ±999mV
Resolution 1mV 1mV
Accuracy ±2mV ±2mV
Calibration Points 1 point 1 point
Other Specification Sensor Type E-ORP scan-S ORP electrode 5 series ORP electrodes
Sensor Material Platinum sheet Platinum pin or platinum band
Connector —— BNC
Hold Function Manual or auto-endpoint Manual or auto-endpoint
M 8 minutes after last key pressed 8 minutes after last key pressed
Operating Temperature 0-50°C 0-50°C
Display Dual-line LCD (21×21 mm) Dual-line LCD (21 x21mm|
Power Requirements 2×1.5V AAA batteries 2 x1.5V AAA batteries
Battery Life Approximately 200 hours of continuous use Approximately 200 hours of continuous use
Dimensions 185(L|x40(Dia.)mm 175(L)x40(Dia.)mm
Weight 100g 100g


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    We will usually contact you within 24 hours. You could also call us (+86-531-88982330) during working hours ( 8:30 am to 5:45 pm UTC+8 Mon.~Sat. ) or use the website live chat to get prompt reply.

    Contact Info

    Rm. 2014, Bldg. 3, Ligaoguojihuayuan, No. 1222, West Aoti Road, Lixia District, Jinan, Shandong

    Phone: +86-531-88982330

    Fax: +86-531-88983691


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