Microprocessor pH Meters

Resolution	0.01 PH
Brand Name	Spectronics India
Model No	SI-144
Function	Ph or Mv & Temperature Simultaneously
Display	16 character x 2 lines Alphanumeric BL LCD
Power Supply	230 V ± 10% 50 Hz AC
pH Range	0 to 14 pH
Accuracy	± 0.01 pH ± 1 digit Slope adjustment 80% to 120% By default 100% Temp. compensation 0 to100 ˚C Auto with temp probe / Manual
Slope Adjustment	80% to 120% By default 100%
Temp. Compensation	0 to100 C Auto with temp probe / Manual with keys
Auto Buffer Recognition	4.00 pH, 7.00 pH,9.20
pH Calibration	Auto as manual, 3 point / 2 point (Programmable)
mV Range	-1999 mV to +1999
mV Resolution	1
mV Accuracy	± 0.1% ±1 digit
Calibration	Three point manual Temperature
Range	-50.0 C to 200 C
Location	Worldwide

Weight	220 X 190 X 100mm : 1 Kg. Approx. 1 Kg. With Accessory 2 Kg. Approx.
Model No.	SI-146
Display	16 x 2 LCD Display
pH Range	0 to 14.00 mV ±399.9mV : ± 2000mV Temp. 0 to 120.0°C
pH Resolution	0.01pH mV 0.1 (±399.9mV): 1 ± 2000mV
pH Accuracy	±0.01 mV 0.1 (±399.9mV) : 1 ± 2000mV
Temperature	Automatic/Manual
PpH Calibration	Automatic 2 Point memorized Buffer Value
pH Electrode	Glass Body, Single junction, BNC Connector, 1m Cable (included)
Temperature Probe	PT 100 with 1m Cable
Input Impedance	1012 Ohm
Environment	0 to 50°C ; RH max 95%
Power	220V ±10% 50 Hz with in-built stabilizer
Zero Setting	Worldwide