Model : 6231N pH, ORP, Temperature Portable Meter
Description
pH/ mV/ Temp. microprocessor handheld meter in splash proof case with 3 point calibration, BNC, pH/ ORP connector with 8-pin DIN ATC connector. AC/ DC power. CE Approved
• 3 point calibration
• Power down memories
• Electrode offset recognition
• Electrode slope recognition
• Built in buffer temp. coefficients
• ATC
• CE approved
• Splash resistant/ watertight case
• Battery/ ac adaptor
• High 50/ 60hz noise rejection
• UL approved ac line adaptor
• Aconventional 9v battery
• Highly reliable mechanical touch keys with audio feedback

Specifications :
pH Range : -2.00 to 16.00 pH
pH Resolution : 0.01 pH
pH Accuracy : ± 0.01 pH

ORP Range : -1999 to 1999 mV
ORP Resolution : 1 mV
ORP Accuracy : ± 0.05 % full scale

Temp. Range : -10.0 to 120.0 ° C
Temp. Resolution : 0.1 ° C
Temp. Accuracy : ± 0.3 ° C

General
• pH buffer recognition: Selectable ( 4.01, 7, 10.01) or ( 4.00, 6.86, 9.1
• pH calibration: 1point, 2 points or 3 points
• pH temp. compensation: Auto/ manual -10.0 to 120.0 ° C
• pH buffer temp. range: 0 to 60 ° C
• pH electrode offset recognition: ± 90 mV at pH 7.00 or 6.86
• pH electrode slope recognition: ± 30% at pH 4.00, 9.18 or10.01
• Input impedance: Greater than 10exp( 12) ohms
• ATC probe: Thermister, 10 kilo ohms
• End sensing & hold: Yes
• Power backup: Memeory backup
• Audio feedback: All touch keys
• Display pH/ me/ temp: 12.5mm/ 7.5mm high LCD
• Ambient temp. range: 0 to 50.0° C
• Relative humidity: Up to 95%
• Power supply: battery/ adaptor: 6AAA batteries/ ac adaptor
• Battery life ( alkaline) : Greater than 400 hours
• Dimensions: 83mm x 241mm x71mm
• Weight: 350 grams ( including not batteries)