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User Manuals: Oldham MX48 Gas Measurement
Manuals and User Guides for Oldham MX48 Gas Measurement. We have
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Oldham MX48 Gas Measurement manual available for free PDF download: Commissioning, Operating And Maintenance Manual
Oldham MX48 Commissioning, Operating And Maintenance Manual (82 pages)
Brand:
Oldham
| Category:
Measuring Instruments
| Size: 4.92 MB
Table of Contents
Table of Contents
4
1 Description
6
General
6
The Wall-Mounted Box
8
The Various Printed Circuit Boards
8
2 Installation and Connections
9
Installation: Recommendations
9
Electrical Connections of the MX48 Unit (Fig. 8)
9
Alternative Power Supply
9
DC Power Supply
10
Detectors (Figure 12)
10
Explosimetric Detectors of PONT Type
10
3-Wire Detectors 4-20 Ma: 3 Connecting Wires for Shielded Cable
10
2-Wire Detectors 4-20 Ma: 2 Connecting Wires for Shielded Cable
11
FIRE Detectors: 2 Connecting Wires for Shielded Cable
11
FLAME Detectors: 2, 3 or 4 Connecting Wires for Shielded Cable Depending on Utilization
11
CO2 Detector of Type "Ventostat VT
13
Specific Case of Intrinsic Safety Detectors
13
Other Detectors with Standardized Current Output
14
Parking Application
14
Connecting the Unit to External Devices
15
Slaving Controls
15
Ma Current Outputs (Fig. 12)
16
RS 232 and RS 485 Outputs
16
Remote Acknowledgement
18
3 Starting up
19
Checking the Installation
19
Switching on the Unit
19
Operating Modes
20
Audio Warning Device (Buzzer)
20
Light-Emitting Diodes (LED) (Fig. 1 and Fig 4)
20
Alarm Thresholds
21
Fault Thresholds
25
Measuring Unit
26
4 Utilization
27
List and Functions of the Various Items of "USER" Equipment for Programming and Calibration of the Unit
27
Keypads
27
Maintenance Keys
28
Potentiometers
28
Menus
29
The Various Menus and Their Functions
29
Block Diagram of the Scrolling of the Various Menus
29
Detailed Flow Diagrams of each Menu
31
5 Setting the Mx48 Unit into Service
44
Programming the Unit
44
Programming the Measuring Channels
44
Programming
44
Copy
45
Calibrations
45
Ma Output Adjustment for a Measurement Channel
48
6 Maintenance
49
Periodic / Preventive Maintenance
49
On the MX48 Unit
49
On the Detectors
49
Failures: Causes and Remedies
50
List of Spare and Replacement Parts
53
7 Detailed Technical Characteristics
54
8 Views Specified in the Manual
56
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