Oldham MX 52, Commissioning, Operating And Maintenance Manual, Page: 6 / 96

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4. UTILIZATION ............................................................................................ 27
4.1.
List and functions of the various items of “USER” equipment for programming and
calibration of the unit ................................................................................................................. 27
4.1.1. Keypad (see Figures 26 and 4) ............................................................................... 27
4.1.2. Maintenance keys ................................................................................................... 28
4.1.3. Potentiometers ........................................................................................................ 28
4.2. Menus ............................................................................................................................. 29
4.2.1. The various menus and their functions .................................................................. 29
4.2.2. Block diagram of the scrolling of the various menus ............................................ 29
4.2.3. Detailed flow diagrams of each menu.................................................................... 31
5. SETTING THE MX52 UNIT INTO SERVICE ....................................... 45
5.1. Programming the unit .................................................................................................... 45
5.2. Programming the measuring channels .......................................................................... 45
5.2.1. Programming .......................................................................................................... 45
5.2.2. Copy ....................................................................................................................... 46
5.3. Calibrations ................................................................................................................... 46
5.4. 4-20 mA output adjustment for a measurement channel ................................................ 50
6. MAINTENANCE ......................................................................................... 51
6.1. Periodic / preventive maintenance ................................................................................. 51
6.1.1. On the MX52 unit .................................................................................................. 51
6.1.2. On the detectors ..................................................................................................... 51
6.2. Failures: causes and remedies ....................................................................................... 52
6.3. Scrapping of MX52 ........................................................................................................ 55
6.4. List of spare and replacement parts ............................................................................... 55
7. VIEWS SPECIFIED IN THE MANUAL ................................................. 57
8. DETAILED TECHNICAL CHARACTERISTICS ................................. 87
9. Special Specifications for use in Potentially Explosive Atmospheres in
accordance with European Directive ATEX 94/9/EC. ....................................... 89