iii
CONTENTS
DECLARATION OF CONFORMITY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii
1 INTRODUCTION ....................................................................1
1.1 General Description ........................................................................1
1.2 Manual symbols ...........................................................................1
1.3 Information ...............................................................................1
2 SPECIFICATION .....................................................................2
2.1 Display ...................................................................................2
2.2 Display ranges ............................................................................2
2.3 Display Resolution .........................................................................2
2.4 Accuracy .................................................................................2
2.5 Stability ..................................................................................2
2.6 Sample flow ..............................................................................2
2.7 Speed of response .........................................................................2
2.8 Sample inlet pressure (no pump fitted) ........................................................2
2.9 Sample temperature .......................................................................2
2.10 Sampling system material ...................................................................2
2.11 Sample connections ........................................................................2
2.12 Analogue output - isolated ...................................................................3
2.13 Alarm outputs .............................................................................3
2.14 Serial Communication Port ..................................................................3
2.15 Environment ..............................................................................3
2.16 Power supply .............................................................................3
2.17 Dimensions ...............................................................................3
2.18 Enclosure details ..........................................................................3
3 INSTALLATION .....................................................................4
3.1 Unpacking and visual checking ...............................................................4
3.2 Calibration overview .......................................................................4
3.3 Sample. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3.3.1 Key requirements .......................................................................4
3.3.2 General advice Sample ..................................................................5
3.3.3 Measuring low levels of oxygen ...........................................................5
3.4 Electrical connections ......................................................................6
3.4.1 Measuring low levels of oxygen ...........................................................6
3.4.2 RS232 Connection ......................................................................4
3.4.3 Alarm and Analogue Output connections ...................................................6
4 COMMISIONING ....................................................................7
4.1 Switching on ..............................................................................7
4.2 Programming .............................................................................7
4.2.1 Analogue output .......................................................................7
4.2.2 Alarm 2 ...............................................................................7
5 CALIBRATION .....................................................................9
5.1 Calibration overview .......................................................................9
5.2 Calibration gases ..........................................................................9
5.3 Calibration procedure .....................................................................10
5.3.1 ‘High point’ calibration .................................................................10
5.3.2 ‘Low point’ calibration ..................................................................10
6 MAINTENANCE ...................................................................11
6.1 Ordering parts ............................................................................11
7 TECHNICAL DESCRIPTION OF SENSOR ...............................................12
8 COMMUNICATION PROTOCOL .......................................................13
Table 1 - Common groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14/15
Table 2 - Error messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
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