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Bench pH Meters

Product code: 
3505 , 3510 , 3520
Features: 

Bench pH Meters

  • General purpose education laboratory pH measurement meter
  • Intuitive operation via rotary controls
  • pH, temperature and mV mode for redox and electrode diagnosis
  • Calibration controls locked during measurement
  • Manual or automatic temperature compensation
  • Large display
  • Battery or mains operated
  • 3 year warranty
Technical Specification: 
Parameter 3505 3510 3520
pH range –2.00 to +16.00 –2.000 to +19.999 –2.000 to +20.000
pH resolution 0.01 0.001/0.01/0.1 0.001 / 0.01 / 0.1
pH accuracy ±0.02 ±0.003 ±0.003
Calibration Manual 2 point User selectable 1, 2 or 3 point User selectable 1, 2 or 3 point
Automatic buffer recognition Not available Jenway (2.00, 4.00, 7.00, 9.20 and 10.00), DIN, NIST, JIS Jenway (2.00, 4.00, 7.00, 9.20 and 10.00), DIN, NIST, JIS
mV range ±1999mV ±1999.9mV ±1999.9mV
mV resolution 1mV 0.1/1mV 0.1/1mV
mV accuracy ±1mV ±0.2mV ±0.2mV
Temperature range –10 to +105°C –10 to 105°C –10 to 105°C
Temperature resolution 0.1°C 0.1°C 0.1°C
Temperature accuracy ±0.5°C ±0.5°C ±0.5°C
ATC range 0 to 100°C 0 to 100°C 0 to 100°C
Alarm points – – –2.000 to 19.999pH
GLP – – Calibration reminder interval (1 to 999hrs) Alarm outputs (open collector and audible). Security code protected data
Outputs – Analogue and RS232 Analogue, RS232 and IrDA
Connector BNC BNC BNC
Power 9V PP3 battery as standard or optional 9V power supply 9V AC ±10% @ 50/60Hz 9V AC ±10% @ 50/60Hz
Size (l x w x d) 210 x 250 x 55mm 210 x 250 x 55mm 210 x 250 x 55mm
Weight 850g 850g 850g