ML576 | v2
Page
1
Expo Technologies UK
T: +44 (0) 20 8398 8011
E: [email protected]
Expo Technologies US
T: +1 (440) 247 5314
E:[email protected]
Expo Technologies China
T: +86 532 8906 9858
E: [email protected]
1. ASU-0000-009 - General System Specification
Technical Specifications
Part number:
ASU-0000-009
Enclosure Material:
Stainless Steel 316L.
Mounting Method:
Wall mounting straps. Fixing holes as per drawing.
Temperature Limits:
-20
o
C to +55
o
C
Compressed Air Supply:
Clean, dry, oil free air or inert gas. Refer to
Air Supply Quality
section
in
Installation of the System.
Supply Pressure: 5.2 to 8 barg (75.4 to 116
psi).
Process Connections:
Purge supply and outlet to pressurized enclosure 2” NPT female.
Minimum supply line 50 mm (2”) ID tube, inlet sized appropriately for
flow rate.
Filter Drain
1
/
8
”NPT female, minimum 6 mm pipe to be used.
2. Quick User Guide
Installation
The Air Isolation unit must be installed by a competent engineer, in accordance with relevant standards and
any local codes or practice.
• Ensure the system is installed according to the full instructions in the
“Installation of the System”
section of this manual
.
• All piping’s must be clean and free of dirt, condensation and debris prior to connection to the system or
pressurized enclosure.
• It is strongly recommended that a local isolation valve is installed on the air supply upstream of the
system.
Note: Most faults are due to restricted air supply, inadequate supply pipe work or drop in air supply
pressure during the purge process.
3. Application Suitability
Air isolation unit systems are acceptable for use in Hazardous Areas, where the Hazardous Area is non-mining
(i.e. above ground) and the hazard is caused by flammable gases, vapours or dust.
The following are main materials of construction of the Air isolation unit. If substances that will adversely affect
any of these materials are present in the surrounding environment, please consult Expo for further guidance.
Materials of construction:
Stainless Steel
Brass
Silicone Rubber
PTFE
Summary of Contents for ML576
Page 2: ......
Page 9: ...This Page Intentionally Left Blank...
Page 10: ...This Page Intentionally Left Blank...