Edwards nEXT400 User Manual

pressure at the inlet of the vent valve) for in
formaon on the selecon of the correct
VRX vent restrictor. Refer to Table: Vent restrictors for the item numbers of the vent
restrictors available.
Table 41 Vent restrictors
Vent restrictor
Orice diameter (mm) Item number
VRX10 0.1 B58066021
VRX20 0.2 B58066022
VRX30 0.3 B58066023
VRX50 0.5 B58066024
VRX70 0.7 B58066025
13.7 Vent port adaptor
The vent port adaptor has a 1/8 inch BSP male thread that can be screwed in the vent
port and purge port which makes them applicable for NW10 ngs.
Table 42
Vent port adaptor
Vent port adaptor
Item Number
Vent port adaptor NW10 -
1/8 inch BSP male
B58066011
13.8 PRX purge restrictor
The PRX10 is a modied DN10NW centring ring that lters the purge gas and restricts its
ow rate to the recommended ow of 25 sccm. Install a vent port adaptor to the purge
port to connect a purge restrictor to the pump.
Table 43 PRX purge restrictor
Item
Item Number
PRX10 purge restrictor B58065001
13.9 C-clamp adaptor kit
The NW25 exhaust and booster port of the pump can be removed and replaced with a
C-clamp connecon.
The tool kit and parts that follows are available.
Table 44
C-clamp adaptor tool kit
Tool kit
Item Number
Port removal and inseron tool B80000807
Table 45 C-clamp adaptor port kit
Port kit
Item Number
C‑clamp and NW25 ange adaptor B80000813
04/2022 - ©Edwards Limited
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B80000880_G - Accessories

Edwards nEXT400 Specifications

General

Brand	Edwards
Model	nEXT400
Category	Water Pump
Language	English