تستر pH متر قلمی و ارزان هانا مدل HANNA HI98100

Features at-a-glance:

• Economical – The Checker Plus is a full-featured pH tester at a price that anyone that needs to measure pH can afford.
• Large LCD – Enhanced LCD that displays reading, stability indicator, low battery indicator and calibration tags.
• Replaceable pH Electrode – The HI1271 supplied gel filled pH electrode tapers to an 8 mm diameter at the sensing end. This narrow electrode easily fits into test tubes, vials, and other containers with small opening.
• Automatic Calibration – The Checker Plus is calibrated automatically to one or two points. The calibration buffers are automatically recognized and after calibration the buffer values used are shown on the display as a tag.
• Stability Indicator – An hourglass indicator is displayed on the LCD until a stable reading is obtained. Once a reading stabilized the indicator disappears and a reading can be recorded.
• Automatic Shut-Off – The meter can be set to automatically turn off after 8 minutes or 60 minutes to conserve battery life in the event that the meter is left on. The auto off feature can be disabled.
• Long Battery Life – The Checker Plus has an exceptional long battery life of approximately 1000 hours. When the battery power is running low a low battery indicator is displayed.

دانلود کاتالوگ دستگاه