Model : 630 pH, Temperature Tester

Description
VisionPlus pH630 is a rugged, easy to use, IP67 rated pH tester with temperature readout.   Key features include IP67 rated body, automatic temperature compensation, up to 3 point calibration and replaceable electrode module.   Available in degrees Celsius and degrees Fahrenheit models.
This pH tester is RoHS compliant.
Automatic temperature compensation
1, 2 or 3 point calibration
Stores calibration data
Replaceable electrode module
High noise resistance
Simultaneous display of pH and temperature
Large temperature range
Dedicated button for data hold
Low battery indicator
IP67 rated body for water-proof and dust-proof
RoHS compliant
Specifications
pH Range : 0.00 to 14.00 pH
pH Resolution : 0.01 pH
Temp ° C Accuracy : 0.02 pH ± 1 LSD

Temp ° C Range : -9.9 to 99.9 ° C
Resolution : 0.1 ° C
Temp ° C Accuracy : ±   0.3 ° C

Temp ° F Range : 14.2 to 99.9 ° F
Temp ° F Resolution : 0.2 ° F
Temp ° F Accuracy : ±   0.6 ° F

Temp ° F Range : 100 to 212 ° F
Temp ° F Resolution : 1 ° F
Temp ° F Accuracy : ±   1 ° F

General

pH buffer recognition pH 7.00, 4.01, 10.01 or pH 6.86, 4.00, 9.18 
pH temp compensation: AUTO from -9.9 to 99.9 ° C ( 14.2 ° F to 212 ° F)  
pH buffer recognition: Selectable US ( 4.01, 7.00, 10.01) or NIST ( 4.00, 6.86, 9.1)  
pH Electrode Offset recognition: ± 100 mV at pH 7.00, + 108.3 mV / -91.7 mV at pH 6.86 
pH Electrode Slope recognition: ± 30% at pH 4.00, 4.01, 9.18 and 10.01 
Input impedance: > 10exp( 12) Ohms 
Temperature sensor: Thermistor, 10k Ohms at 25° C 
Temperature unit: Factory pre-set 
Power: LR44 x 4 Battery life: ~ 200 Hours 
Ambient temperature range: 0.0 to 50.0 ° C 
Display( pH/ TEMP) : pH: 7.43 mm high, TEMP: 5.74 mm high 
Case: IP67 water-tight case 
Weight: 105 g