Service manual
132
DISPENSING PUMP
Ceramic piston with PTFE-graphite seal
Piston diameter 8 mm
Stroke 25 mm
Dispensing volume 3 L - 1250 L
Resolution 0.126 L
Fuzziness <1% up to 3 L
Dispensing rate max. 880 L/s
Programmable reagent volume 10 L -440 L
Programmable sample volume 3 L -40 L
NEEDLE WASHING SYSTEM
System liquid consumption approx. 7 ml per preparation
System liquid container volume 2700 ml
Waste container volume 2700 ml
Waste and water level control per weighing (load cells)
REACTIONS ROTOR AND READING
WELL ROTOR
Semi-disposable extractable methacrylate rotor
Number of wells 120
Accepted reaction volumes 200 L -800 L
Light path length 6 mm
ROTOR THERMOSTATION SYSTEM
Actuators 4 Peltier cells
Control PID
Working temperature 37°C
Trueness ± 0.2°C
Stability ± 0.1°C
OPTICAL SYSTEM
Halogen lamp 12 V, 20 W
Wavelength selection with compensated interferential filters
Detection system with silicon photodiode and 20-bit AD integrator-converter
Measurement range from -0.05 A to 2.5 A
Reading speed 5 readings
Maximum number of filters 9
Base configuration of the filter drum 340, 405, 505, 535, 560, 600, 635, 670 nm
Wavelength precision ± 2 nm
Bandwidth 10 ± 2 nm
Digital resolution < 0.0001 A
Base line stability max. 0.004 A in 30 min, at 505 nm
Repeatability of the reading system ± 0.0005 A to 0.1 A (CV = 0.5%)
(1 SD, 505 nm, with filter movement) ± 0.0003 A to 1.0 A (CV = 0.3 %)
± 0.0005 A to 2.5 A (CV = 0.2 %)
Optical repeatability between wells ± 0.003 A at 340 nm
± 0.002 A to 505 nm, 670 nm
Precision ± 0.005 A to 0.1 A (± 5%)
± 0.015 A to 0.5 A (± 3%)
± 0.02 A to 1.0 A (± 2%)
± 0.04 A to 2.0 A (± 2%)
± 0.05 A to 2.5 A (± 5%) at 340 nm, 405 nm, 505 nm
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