Metrohm 872 Extension Module Liquid handling - Manual (Page 53)

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9 Technical specifications
872 Extension Module – Liquid handling
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9.4 Housing
Dimensions
Width 365 mm
Height 131 mm
Depth 380 mm
Material of base
tray, housing and
bottle holder Polyurethane hard foam (PUR) with flame retardation for fire class
UL94V0, CFC-free, coated
9.5 10-port valve
Connections 1 out of 10
Resistance to sol-
vents No restrictions
Switching time typ.100 ms
Pressure resistance 2.0 MPa (20 bar)
Valve function prevents damage at overpressure
9.6 Peristaltic pump
Type 2-channel peristaltic pump
Rotating direction Counterclockwise/Clockwise rotation
Rotational speed 0…42 rpm in 7 stages at 6 rpm.
Pumping proper-
ties 0.3 mL/min at 18 rpm; with 6.1826.320 standard pump tubing.
Material of pump
tubings recommended: Tygon Long Flex Life