EXPO MiniPurge D826-ET Manuals

Manuals and User Guides for EXPO MiniPurge D826-ET. We have 1 EXPO MiniPurge D826-ET manual available for free PDF download: Manual

EXPO MiniPurge D826-ET Manual

EXPO MiniPurge D826-ET Manual (60 pages)

Brand: EXPO | Category: Industrial Equipment | Size: 6 MB

Table of Contents

Table of Contents
3
Section 1: System Specification
4
Iecex Certificate
4
Minipurge ® Control Unit Data
5
Relief Valve Unit and Purge Outlet Valve with Integral Spark Arrestor
6
Section 2: Quick User Guide
7
Installation
7
Operation of the System
7
Section 3: Application Suitability
8
Section 4: Description and Principle of Operation
9
Section 5: Main Components
11
Air Supply Filter / Regulator
11
Logic Air Supply Regulator
11
Minimum Pressure Sensor
11
Primary and Secondary Pressure Sensors
11
Purge Flow Sensor
11
Electronic Purge Timer
11
Purge Complete Valve
12
OR Gate
12
Alarm Only Circuit (/AO)
12
Power Interlock Switch
12
Alarm / Pressurized Switch
12
System Purging Switch
12
Purge Valve
12
CLAPS Sensor
13
CLAPS Regulator
13
Visual Indicators
13
Relief Valve Unit
13
Terminal Box
13
Section 6: Installation of the System
14
Relief Valve Unit
14
Air Supply Quality
14
Pipe Work
15
Multiple Enclosures
15
Provision and Installation of Alarm Devices
15
Power Supplies and Their Isolation
15
Section 7: Commissioning
16
Commissioning the System
16
Normal Operation
17
Section 8: Maintenance of the System
18
General Maintenance
18
Additional Maintenance Checks
18
Maintenance of Electronic Timer
18
Re-Calibration of the Relief Valve Unit
18
Re-Calibration of the Pressure Sensors
19
Section 9: Fault Finding
20
General Information
20
System Purges Correctly but Trips and Auto Re-Purges at the End of the Purge Time
20
Fault Location
20
Relief Valve Opens (Continuously or Intermittently)
21
System Enters Purging but Purge Indication Does Not Occur
21
System Begins Purging but Cycles Fail to Complete
21
Section 10: Recommended Spares List
22
Section 11: Glossary
22
Section 12: Drawings and Diagrams
22
Section 13:FM ML384 Manual
24
Appendix A: Certifications
30
ML533 | V5
30
Certificate of Compliance
42
EU Declaration of Conformity
59

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