6500 Series Purge and Pressurization System
I/O Manual
55
Establishing connection sizes, lengths & bends
Typical single protected enclosure connections with vent
Protected
enclosure
B
Enclosure protection vent
(required)
E
Supply
Approx 12 mm I.D.
protective
gas supply
header
Enclosure
protection
system
Maximum tubing / pipe length and
maximum number of bends / elbows
10 mm O.D. tubing
or
10 mm I.D. piping
6.1 m (20 feet)
10 bends
10 mm O.D. tubing
Model 6500
*Tubing or pipe diameter
Tubing and pipe must be fully reamed
Enclosure
supply
System
supply tubing
6.1 m (20 feet)
5 bends
Multi - enclosure
connections
Approx. 38 mm I.D.
pipe
fully reamed
3.1 m (10 feet)
5 elbows
Optional remote
venting
Approx. 38 mm I.D.
pipe
fully reamed
3.1 m (10 feet)
5 elbows
A*
B*
E
D
Enclosure
protection
system
Protected
enclosure
Protected
enclosure
D
Supply
B
Typical multiple protected enclosure connections
1/2" protective
gas supply
header
A
A
D
Helpful hints
Precautions must be taken to prevent crimping and other damage to protective gas piping and tubing.
When protecting multiple enclosures with a single enclosure protection system, the enclosures should be connected
Protected
enclosure
NOTE: Tube and pipe sizes are trade sizes and are NOT equal in inside
diameter. DO NOT substitute tube for pipe with the same trade size.
Note!
Flow rate will also be dependant on the regulated pressure source
11 Connection sizes, lengths, and bends
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