pH METER ( LUTRON BPH-231)

FEATURES * Professional bench type meter with large size Power off Auto shut off saves battery life or LCD display with green color back light. manual off by push Button. * One meter for multi purpose operation : @ Can default auto power or manual pH and mV ( ORP ) . power off. * pH : 0 to 14.00 pH, ORP : 1999 mV. @ When default auto power function, * pH measurement can select ATC or manual temperature power will off automatically after adjustment. 10 MIN, if no Button be pressed. * High input impedance. Data Output RS 232/ USB PC computer interface. * pH measurement can make the auto calibration for * Connect the optional RS232 cable pH 7, pH 4 and pH 10 or other value. UPCB-02 will get the RS232 plug. * Real time data logger ( record year, month, date, * Connect the optional USB cable hour, minute, second ) , 16, 000 data logger. USB-01 will get the USB plug. * Auto data record, 16, 000 Data logger no. Operating 0 to 50  . - Main instrument. * Wide sampling time adjustment range from one Temperature second to 8 hours 59 minutes 59 seconds. Operating Less than 80% R.H. * Auto data logger, manual data logger. Humidity * RS232 computer interface. Power Supply DC 1.5 V battery ( UM3 ) x 8 PCs, * Max., Min., Data hold. ( Heavy duty type ) . * Can default auto power off or manual power off. DC 9V adapter input. * DC 1.5V ( UM-3, AA ) x 8 PCs or DC 9V adapter in. @ AC/ DC power adapter is optional. * Super large LCD display with backlight. Power Operation ( LCD backlight ON ) : * Wide applications: water conditioning, aquariums, Consumption Approx. DC 23 mA beverage, fish hatcheries, food processing, Operation ( LCD backlight OFF ) : photography, laboratory, paper industry, plating Approx. DC 8 mA industry, quality control, school & college, water Power OFF ( only internal clock running ) : conditioning.