Installation
A 3-4
Part 331235C
E
2003 Nordson Corporation
Part A: System Overview
Pneumatic Connections
The system’s maximum input air pressure is 7 bar (100 psi). The supply air
must be clean and dry. Use prefilters and coalescent filters with automatic
drains and a refrigerated or regenerative desiccant air dryer capable of
producing a 3.4
_
C (38
_
F) dewpoint at 7 bar (100 psi).
NOTE:
The gun air outlets on the control system are plugged at the factory.
Some guns do not need to be connected to the gun air connector. Refer to
Table A 3-2 for an outline of gun air requirements by gun type.
Table A 3-2 Gun Air Requirements
Gun Type
Gun Air
Sure Coat
Required
Versa-Spray
Optional
(1)
Tribomatic
Not Required
(1)
Versa-Spray guns can only use the gun air connection if the gun is
equipped with a diffuser. Refer to your Versa-Spray gun manual for more
information about the gun diffuser.
1. See Figure A 3-2. Connect air tubing between each gun and pump as
described in Table A 3-3.
NOTE:
If your system is equipped with the gun purge module, refer to
the
Gun Purge Module
part of this manual for guidelines for installing
purge air tubing.
Table A 3-3 Control System Air Tubing Connections
Item
Control System
Connection
Tubing Size
and Color
Other
Connection
1
GUN AIR
4-mm clear
4-mm air fitting
on gun
2
ATOMIZING
AIR
8-mm blue
Powder pump
fitting A
3
FLOW-RATE
AIR
8-mm black
Powder pump
fitting F
2. Install the ball valve (9) on the main air connection (10).
3. Connect the included red, flexible air hose (8) to the ball valve. Connect
the other end to the main air supply line.
Содержание Sure Coat
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