Agilent 8453 Dissolution Testing System Installing and Operating Manual 19
Site Requirements and Specifications 1
Specifications
Valve unit
The valve unit gets its power from the valve-pump controller. Up to four valve
units can be connected to a single valve pump controller.
Connect the valve unit to the valve-pump controller only by the controller-to-valve cable
(PN 5062-2407) provided by Agilent.
Tab le 5 Physical Specifications Valve Unit
Type Specification Comments
Dimensions 15.9 cm (6.2 inches) wide
26.5 cm (10.5 inches) deep
11.2 cm (4.4 inches) high
Without tubing connected
Weight 3 kg (6.6 lbs)
Power Supply 24 V AC ± 10% provided by Valve-Pump Controller
Line frequency 50 or 60 Hz Line frequency of Valve-Pump Controller
Ambient operating
temperature
5–40 °C (41–104 °F)
Ambient non-operating
temperature
-40–70 °C (-4–158 °F)
Humidity <90%, at 25–40 °C (77–104
°F)
Non-condensing
Operating altitude Up to 2000 m (6,500 ft)
Non-operating altitude Up to 4600 m (14,950 ft) For storing the instrument
Ambient non-operating
temperature
-40–70 °C (-4–158 °F)
Savety considerations Pollution degree 2 For indoor use only
Tab le 6 Performance Specifications Valve Unit
Type Specification Comments
Switching speed < 500 ms from port to adjacent port
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