PH值测试仪 8680

8680 / 8681 / 8682 AT A GLANCE
LOWEST COST pH PEN !DUAL DISPLAY TEMP. & pH WITH ATC ! ONE TOUCH FOR AUTO-CALIBRATION ! WATERPROOF HOUSING MEETS IP67 RATING ! AUTOMATIC BUFFER RECOGNITION TO AVOID ERRORS DURING CALIBRATION !

FEATURE

All push button operation, one touch only for automatic calibration, depress another to increase or decrease the calibration values.

Dual LCD display for pH /℃&℉(8681/8682) .

Automatic Temperature Compensation assures that readings are corrected for temperature offsets.

Calibration up to 3 (pH 4.00,7.00,10.00) points.

Hold ( Shows digit dot freeze on the screen ).

Easy to replace and assemble with new battery (LR44).

No tools or trimmers needed for calibration.

Supplied with battery , manual , gift box.

Wide range of application: Pools, Aquariums, Labs, Aquaculture, Car washes, Water testing and Waste water treatment.

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SPECIFICATION

Temperature compensation : 0~50℃

pH

Range : 2~12(8680),0~14(8681/8682)
Resolution : 0.1pH(8680/8681),0.01pH(8682)
Accuracy : ±0.3pH(8680), 0.2pH(8681),0.05pH(8682)

Temp. compensation accuracy : ±1℃(8681)/±0.5℃(8682)

Display : 4 digit

Operating temperature : 0~50℃(32~122℉)(8681/8682)

Operating humidity : 0-80%RH.

Auto power off : 20 minutes.

Input impedance : 10 ohms.

Dimension (H xWxT) : 150 x 36 x 25mm