POCKET TESTER PHTESTR 20

Waterproof, rugged pH testers with one hand operation for general and industrial purposes, e.g. frequent testing of pools, aquariums, cooling towers, in the chemical industry and food processing.

• Large LCD display
• Easy maintenance and cleaning
• Waterproof and dustproof housing
• User-replaceable, rugged sensor
• Double junction sensor, pHTestr 10BNC only with BNC connector, without sensor
• Push-Button calibration with up to 3 points and Auto-Buffer recognition
• Buffer solutions USA 4.01 / 7.00 / 10.01 and NIST 4.01 / 6.86 / 9.18 usable
• Hold function, the last measured value remains on the display
• pHTestr 30, 10BNC and pH Spear with temperature display
• pH Spear tester with glass tip electrode for direct measurement of solid or semi-solid samples, e.g. in food processing
• Up to 500 hours operation time with single battery set