Amersham Pharmacia Biotech AKTA design pH/C-900, Руководство пользователя

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C Technical specifications
The full specifications apply only after at least 1 hour warm-up.
Operating data
pH measurement
pH range
0 to 14 (spec. valid between 2 and 12)
Accuracy
temperature compensated ±0.1 pH 4 to +40°C
not temperature
compensated
±0.2 pH 15 to +25°C
±0.5 pH 4 to +15°C and +25 to
+40°C
Response time Max. 10 s (0 - 95% of step)
Long term drift Max. 0.02 pH/h (measured at pH 4.0)
Flow rate sensitivity Max. 0.1 pH units within 0–10 ml/min
Conductivity measurement
Conductivity range
1 µS/cm to 999.9 mS/cm
Deviation from
theoretical conductivity
Max. ±2% of full scale calibrated range or
±10 µS/cm whichever is greater in the
range 1 µS/cm to 300 mS/cm
Reproducibility
short term
Max. ±1% or ±5 µS/cm
long term
Max. ±3% or ±15 µS/cm
Noise
Max. ±0.5% of full scale calibrated range
Response time Max. 3 s (0 - 95% of step)
Temperature sensor
Accuracy ±2.0°C
Drift ±0.5°C per 10 h
Flow rate sensitivity ±1% within 0–100 ml/min
Environment +4 to +40 °C
20-95% relative humidity
84-106 kPa (840-1060 mbar)
atmospheric pressure
Flow cells
pH cell (optional in ÄKTApurifier)
Max Flow rate
100 ml/min
Max Pressure 0.5 MPa (5 bar, 72 psi)
Back pressure Max. 0.02 MPa (0.2 bar, 2.9 psi)
Internal volume 88 µl
Wetted materials pH electrode and flow cell:
Glass, FFKM (perfluororubber),
titanium
Dummy electrode:
PTFE (polytetrafluoroethylene)
Monitor pH/C-900
User Manual 18-1120-06 Edition AC 28
C
Reference information
18-1120-06_AC.qxd 1999-04-14 14:16 Sida 28 (1,1)