Edwards nEXT300 User Manual

The parallel normal and analogue output signals gives valid pump status inf
ormaon at
all mes under mixed parallel and serial operaon. The analogue output voltages are
given in Table: Logic interface technical data.
Figure 21 Serial and parallel control owchart
6.5 Operaon with a TIC
F
or operaon with the manufacturer's Turbo Instrument Controller or
TIC Turbo Controller, the pump can be connected to this type of unit, which gives the
power necessary to drive the pump. Instrucons on the setup and operaon with the
TIC or TIC Turbo Controller can be found on CD ROM part number D39700879 which is
supplied with the TIC or TIC Turbo Controller.
6.6 Decelerang and venng
Switch o the backing pump immediately aer applying the stop command (by the
parallel or serial interface or by the TIC). The system can be vented in accordance with
the advice given in Vent opons, vent valve connecon and control on page 57.
CAUTION: RATE OF INCREASE IN PRESSURE
Risk of damage t
o equipment. Do not open a manual vent valve unl the pump
rotaonal speed decreases below 50%, otherwise the rate of increase in pressure can
be too high, which can damage the pump. In an emergency, open the vent valve
quickly to decelerate the pump rotor in the shortest possible me.
04/2022 - ©Edwards Limited
Page 75B80000880_G
B80000880_G - Operaon

Edwards nEXT300 Specifications

General

Brand	Edwards
Model	nEXT300
Category	Water Pump
Language	English