Model : 6171 pH, ORP, Temperature Benchtop Meter

Description
pH/ mV/ Temp. bench meter, microprocessor based with RS-232C IBM compatible computer interface with dual pH/ mV and temperature LCD digital displays, BNC input and ATC probe uses an 8-pin DIN type input. AC/ DC Powered.
Power down memory backup
Touch keys with audio feedback
RS-232 output
NBS buffer recognition
50/ 60 hz noise rejection
Electrode offset recognition
Electrode slope recognition
Specifications
pH Range : -2.00 to 16.00 pH
pH Resolution : 0.01pH
pH Accuracy : ± 0.1 % ± 1 digit

ORP Range : -1999 to 1999 mV
ORP Resolution : 1.0 mV
ORP Accuracy : ± 0.1 % ± 1 digit

Temp. Range : 5.0 to 125.0 ° C
Temp. Resolution : 0.1 ° C
Temp. Accuracy : ± 0.5 ° C

General
pH buffer recognition model: 6171 - pH 7.00, 4.01, 10.01
6171c - pH 6.86, 4,
pH temp. compensation: Auto/ manual -5.0 to 125.0 ° C
pH buffer temp. range: 0 to 60 centigrade
pH electrode offset recognition: ± 90 mV at pH 7.00 or 6.86
pH electrode slope recognition: ± 30 % at pH 4.00, 9.18, 10.01
Input impedance: > 10exp( 12) ohms
ATC probe: Thermistor ( 10 kilo_ohm at 25 centigrade)
Communication: RS-232c output
Analog output range : standard output / optional ou: Same with the input voltage pH: -900 to 900 mV( pH
End point sensing & hold: Yes
Power backup: Memory backup
Audio feedback: All touch keys
Display : pH/ mV: temp: 12.7 mm high : 12.7 mm high LCD
Ambient temp. range: 0 to 50 centigrade
Power : batteries : adaptor: Six AA size batteries : 9 voltage AC adaptor
Battery life ( alkaline battery ) : ~ 50 hours
Dimensions ( w x l x h ) : 250 mm x 240mm x 100mm
Weight: 1070 gm ( batteries included)