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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