Watson-Marlow 720DuN User Manual
13
Pump specifications
Control range (turndown ratio)
0.1-360rpm (3,600:1)
Supply voltage/frequency
Filtered 100-120V/200-240V 50/60Hz 1ph
Maximum voltage fluctuation
±10% of nominal voltage. A well
regulated electrical mains supply is
required along with cable connections
conforming to the best practice of noise
immunity
Installation category
(overvoltage category)
II
Power consumption
350VA
Full load current
<1.5A at 230V; <3.0A at 115V
Eprom version
Accessible through pump software
Enclosure rating - 720DuN
IP66 to BS EN 60529; Equivalent to
NEMA 4X to NEMA 250* (indoor use).
Suitable for heavy industrial, process
and dirty environments. The drive uses a
Gore membrane vent to equalise the
pressure inside the enclosure and to
prevent ingress of water and corrosive
vapours.
Pumphead options
720R, 720RE, 720RX, 720REX
Operating temperature range
5C to 40C, 41F to 104F
Storage temperature range
-40C to 70C, -40F to 158F
Maximum altitude
2,000m, 6,560ft
Humidity (condensing) (720DuN)
10% - 100% RH
Weight
See table on previous page
Noise
<85dB(A) at 1m
Max peak pressure rating
†
2 bar (30 psi)
* Protect from prolonged UV exposure.
† For all tube materials including STA-PURE.
