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Features
LCD Display
Water Resistant
Ease of Installation
Beginner (Installs < 10 minutes)
Brand
Extech Instruments
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Big Digit LCD Display in Rugged Housing with Stick pH Electrode
Extech Instruments PH220-S Stick Electrode Waterproof Palm pH Meter
Extech Instruments PH220-S Stick Electrode Waterproof Palm pH Meter
Extech Instruments PH220-S Stick Electrode Waterproof Palm pH Meter
Item# 90252
Price: Normally $169.99 
Hot Deal $159.96
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Free shipping on orders over $175 - See Details

Overview

  • Large LCD displays pH or mV and Temperature simultaneously
  • Microprocessor provides for Automatic Buffer recognition
  • Memory stores 25 readings
  • Unit is completely waterproof when electrode is connected to the meter

Essential Info

The Extech Instruments PH220-S Stick Electrode Waterproof Palm pH Meter with tactile push-buttons is battery operated and ideal for field use. The PH220 simultaneously displays pH and temperature, and microprocessor provides for Automatic Buffer recognition. The rubber holster which protects the meter has a magnetic backing for convenient mounting. The built-in memory (25 readings) allows STORE, RECALL, and CLEAR functionality. Unit is completely waterproof when electrode is connected to the meter. With careful use, this meter will provide years of reliable service.

Manuals/Software

What's Included

  • Waterproof Meter
  • pH Electrode
  • Protective Holster
  • Suction Cup Holder
  • Clip Holder
  • pH 4 & 7 buffers (1 pouch ea.)
  • 9V Battery
  • More Info

  • Automatic Temperature Compensation via Pt-100 sensor built into electrode
  • Low Battery indicator and Auto Power off
  • Specifically designed for fast response measurement
  • Specifications

  • mV (ORP)
    • Range (Resolution): ± 1999 mV DC (1 mV)
    • Accuracy: ± 2mV
  • Temperature
    • Range (Resolution): 32 to 212oF (<100o;1 o >100o); 0 to 100oC (0.1°<100°;1°>100°)
    • Accuracy: ± 1.0oF; ± 0.5oC
  • pH
    • Range (Resolution): 0.00 to 14.00pH (0.01pH)
    • Accuracy: ± 0.02pH
    • Note 1: Accuracy does not include pH buffer temperature coefficient
    • Note 2: Accuracy specified from 0.02pH to 13.98pH
  • Temperature Compensation: 32 to 212oF (0-100oC) Automatic ‘ATC’
  • Power: 9 volt alkaline battery
  • Display: Dual LCD display for simultaneous pH and temperature readings
  • Over-range or open indication: Displays "HHH" for over-range or open input conditions; Displays "LLL" for under-range
  • pH Calibration points: 4.00, 7.00, 10.00 (1, 2, or 3 point calibration can be performed)
  • Auto Power OFF: 10 minutes from last key-press (can be disabled)
  • Low Battery Indication: Fill bars in the battery display icon represent battery power status. The fewer the bars, the weaker the battery power.
  • Dimensions / Weight: 4.25 x 3.00 x 1.18" (108 x 75 x 30mm) / 4.8 oz. (135g)
  • Important notes:
    Only merchandise credit for defective items returned within 30 days of purchase. No other returns allowed on this item.
    Manufacturer contact information: Extech Instruments Corp, Tel: (781) 890-7440 Ext 200

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