5
Table of contents
I.
PRESENTATION .......................................................................................................................................6
II.
TECHNICAL SPECIFICATIONS .....................................................................................................6
1.
C
HARACTERISTICS
...................................................................................................................................6
III.
DETAIL SPECIFICATIONS FOR USE IN EXPLOSIVE ATMOSPHERES IN
ACCORDANCE WITH THE ATEX 94/9/CE EUROPEAN DIRECTIVE...................................................8
1.
S
PECIFICATIONS FOR MECHANICAL AND ELECTRICAL INSTALLATION IN
C
LASSIFIED
Z
ONE
.....................8
2.
M
ETROLOGICAL
S
PECIFICATIONS
............................................................................................................8
3.
C
ONNECTION OF DETECTORS OTHER THAN
INDUSTRIAL
SCIENTIFIC
TO THE
MX15
CENTRAL UNIT
9
3.1.
Transfer curves of central unit in configuration 0 at 100% LEL .......................................................9
3.2.
Power supply and load resistance characteristics ...........................................................................10
4.
M
ARKING
..............................................................................................................................................10
IV.
CENTRAL UNIT INSTALLATION ................................................................................................10
1.
C
ENTRAL UNIT MOUNTING
.....................................................................................................................10
2.
C
ENTRAL UNIT ELECTRICAL CONNECTIONS
...........................................................................................10
2.1.
Protective ground.............................................................................................................................10
2.2.
Power supply....................................................................................................................................11
2.2.1.
Power supply 230 Volts (115VAC on request)..........................................11
2.2.2.
Power supply 24 VDC (protection through F8) can be connected on
terminals 0 and +24V, as indicated in the wiring examples at the end of the manual.
11
2.3.
Measuring channel...........................................................................................................................11
2.3.1.
Sensors .......................................................................................................11
2.3.2.
Alarm relays ...............................................................................................12
2.3.3.
Fault relays .................................................................................................12
2.3.4.
Remote acknowledgment ...........................................................................12
V.
OPERATING INSTRUCTIONS .......................................................................................................13
1.
I
NSTRUCTIONS ON THE DISPLAY UPON ACTIVATION
:..............................................................................13
1.1.
Measuring channel display ..............................................................................................................13
2.
M
ENUS
..................................................................................................................................................13
2.1.
Menu viewing ...................................................................................................................................13
2.2.
Menu validation ...............................................................................................................................13
2.3.
To exit while viewing a menu (ECHAP)...........................................................................................14
2.4.
Programming menu..........................................................................................................................14
2.5.
Initialisation menu (INI)- Start-up ...................................................................................................15
2.6.
Code (access) menu .........................................................................................................................15
2.7.
Buzzer menu .....................................................................................................................................15
2.8.
TEST menu (TST) .............................................................................................................................15
Attention: this menu should be used for calibration after a first start-up. ..................................................15
3.
TESTING
OF RELAYS AND EXTERNAL CONTROLS
.................................................................................17
4.
C
LEANING
.............................................................................................................................................17
5.
C
ENTRAL UNIT MAINTENANCE
...............................................................................................................17
6.
R
EPLACEMENT OF FUSES
.......................................................................................................................18
7.
S
CRAPPING OF MX
15..............................................................................................................................18
VI.
SPARE PARTS ...................................................................................................................................18
VII.
EXAMPLES OF CONNECTIONS ...................................................................................................19
Содержание MX15
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