Features:
PH METER, ATC ,two displays
Model : PH-221
• 0 to 14.00 pH, 1,999 mV.
• LCD show both pH and the temperature.
• ATC or manual TEMP. compensation.
• Auto calibration for pH 4, pH 7 and pH 10.
• Optional pH electrode and the ATC probe.
• 1600 Data logger point.
• RS232 computer interface.
• DC 9V battery (006P) or DC 9V adapter in.
