EXPO MiniPurge D660-ET Manuals

EXPO MiniPurge D660-ET Manuals

Manuals and User Guides for EXPO MiniPurge D660-ET. We have 1 EXPO MiniPurge D660-ET manual available for free PDF download: Manual

EXPO MiniPurge D660-ET Manual

EXPO MiniPurge D660-ET Manual (68 pages)

Brand: EXPO | Category: Industrial Equipment | Size: 10 MB

Table of Contents

Table of Contents
2
Section 1: System Specification
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
10
Air Supply Filter / Regulator
10
Logic Air Supply Regulator
10
Minimum Pressure Sensor
10
Purge Flow Sensor
10
Intermediate Sensor
10
High Pressure Sensor
10
Electronic Purge Timer
10
Purge Complete Valve
11
OR Gate
11
Alarm Only Circuit (/AO)
11
Visual Indicators
11
Power Interlock Switch
11
Alarm / Pressurized Switch
11
System Purging Switch (Optional)
12
Intermediate Switch
12
High Pressure Switch (Optional)
12
Purge Valve
12
Purge Flow Regulator
12
CLAPS Sensor
12
CLAPS Regulator
12
Relief Valve Unit
12
PA Terminal Box
13
Thermostat and Heater
13
Temperature Sensors
13
Section 6: Installation of the System
13
Relief Valve Unit
13
Air Supply Quality
13
Pipe Work
14
Multiple Enclosures
14
Provision and Installation of Alarm Devices
14
Power Supplies and Their Isolation
15
Power Interlock Switch
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
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
ML601 | V2
21

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