3 technical data – Metrohm 700 Dosino User Manual
Page 46

4.3 Technical data
700 Dosino, Instructions for use
40
4.3 Technical data
Dimensions
Height:
200 mm
(Dosino with
greatest diameter:
approx. 95 mm
dosing unit)
Weight
approx. 700 g (with dosing unit)
Material
Dosino housing:
PBTP (polybutyleneterephthalate)
Dosing unit housing:
PVDF (polyvinylidenefluoride)
Dosing piston:
PTFE (polytetrafluoroethylene)
Stopcock washer:
silicon carbide ceramics
Distributor disk:
Al
2
O
3
ceramics
Cylinder volume
exchangeable dosing units with cylinders of 2, 5, 10, 20, 50 mL
volume
Resolution
10'000 increments per cylinder volume
Dosing accuracy
Metrohm Dosino burets with glass cylinders fulfill the performance
requirements of the ISO 8655-3 draft international standard:
Cylinder
volume
Resolution
Max. systematic
error
Repeatability
(random error)
2 mL
0,2 µL
± 6 µL
± 2 µL
5 mL
0,5 µL
± 15 µL
± 5 µL
10 mL
1 µL
± 20 µL
± 7 µL
20 mL
2 µL
± 40 µL
± 14 µL
50 mL
5 µL
± 100 µL
± 25 µL
Dosing/Filling time
18 seconds each per cylinder volume
Power supply
±12 VDC, 5 VDC (from control instrument), 6 W
Ambient
Nominal
+5…+40°C
temperature
working range
(at 20…80% relative humidity)
Storage, transport -40…+70°C
Dosing connection
Mini-DIN 8-pin or D-Sub 9-pin