3540

3540

Manufacturer:
Techne
SKU#:
8345-10-0103
  • Simultaneous display of pH and conductivity
  • 2 independent channels to prevent interference between probes
  • Additional modes for resistivity, salinity, TDS and mV
  • Data logger with auto save/print options
  • Storage of up to 500 readings (250 for each mode)

For more information or to place an offline order call 1-800-745-2710

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Description

3540 Bench Combined Conductivity/pH Meter

The 3540 is ideal for use in all laboratories where pH and conductivity analyses are required. The setup menu gives quick and easy access to the whole range of instrument, pH and conductivity measurement options. Calibration of both channels is automatic, with the option to select 1, 2 or 3 calibration points. The pH channel can also display mV values if required. 

Specification
Parameter 3540
pH range –2.000 to 20.000
pH resolution 0.001/0.01/0.1
pH accuracy ±0.003
Auto. buffer recognition Jenway, NIST, DIN and JIS
mV range ±1999.9mV
mV resolution 0.1mV
mV accuracy ±0.2mV
Conductivity ranges Auto–selected from 0.01µS to 1.999S
Conductivity resolution 0.01µS to 1mS
Conductivity accuracy ±0.5% ±2 digits
Cell constant 0.010 to 19.999
Automatic standard recognition 10µS, 84µS, 1413µS, 12.88mS (with manual override)
TDS range 6 auto–selected from 0 to 1999g/l
TDS resolution 0.01mg/l to 1g/l
TDS accuracy ±0.5% ±2 digits
EC ratio (TDS) 0.50 to 0.80
Temperature range –10 to 105°C
Temperature resolution 0.1°C
Temperature accuracy ±0.5°C
ATC and manual 0 to 100°C
Temperature coefficient 0.00 to 4.00%/°C
Reference temperature 18, 20, 25°C
Additional modes Salinity and resistivity
GLP Calibration reminder interval, operator and sample ID and security coded setup
Outputs Analogue, RS232 and IrDA interface
Connector BNC (pH) and 7–pin DIN (conductivity)
Power 9V AC ±10% @ 50/60Hz
Size (l x w x d) 210 x 250 x 55mm
Weight 850g
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Service Agreements


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Parts and Labor    

1 YEAR
Discounted Parts
Discounted Labor (As needed)
Parts

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