Emerson Net Safety SC311, Справочное руководство

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Reference Manual Table of Contents
MAN-0091, Revision 8 June 2016
Table of Contents i
Contents
Section 1: Introduction ...................................................................... 1
1.1 Models covered ................................................................................................................... 1
1.2 Service support ................................................................................................................... 1
1.3 Return of material ............................................................................................................... 1
1.4 Product recycling/disposal .................................................................................................. 1
Section 2: Installation ........................................................................ 2
2.1 Unpacking and inspection ................................................................................................... 2
2.2 Locate sensor ...................................................................................................................... 2
2.3 Direct mount or sensor separation ...................................................................................... 2
2.3.1 Sensor direct mount ............................................................................................. 2
2.3.2 Sensor separation ................................................................................................. 2
2.4 Dimensions ......................................................................................................................... 4
2.5 Mounting ............................................................................................................................ 5
2.6 Wiring ................................................................................................................................. 6
2.6.1 Field installation .................................................................................................... 6
2.6.2 Sensor separation distance ................................................................................... 7
2.6.3 Installation to transmitter or junction box ............................................................. 7
2.6.4 Sensor wiring ........................................................................................................ 7
2.6.5 External ground .................................................................................................... 8
2.7 Calibration .......................................................................................................................... 9
2.7.1 Gas curves ............................................................................................................ 9
2.8 Installation checklist .......................................................................................................... 11
Section 3: Operation ........................................................................ 12
3.1 Sensor configuration settings ............................................................................................ 12
3.2 Sensor power up ............................................................................................................... 12
3.3 Sensor communication ..................................................................................................... 12
3.4 Millennium II Basic transmitter configuration .................................................................... 13
3.5 Fault conditions ................................................................................................................ 13
Section 4: Maintenance ................................................................... 14
4.1 Cross sensitivities .............................................................................................................. 14
4.2 Routine inspections ........................................................................................................... 14
4.3 Bump testing .................................................................................................................... 14
4.4 Sensor replacement procedure ......................................................................................... 14
4.5 Troubleshooting ............................................................................................................... 15
4.6 Storage ............................................................................................................................. 15
4.7 Spare parts and accessories ............................................................................................... 16
Section 5: Electrostatic sensitive device ........................................... 17
Section 6: Wire resistance table ....................................................... 18
Section 7: Specifications .................................................................. 19
7.1 Electrical ........................................................................................................................... 19
7.1.1 Voltage range ..................................................................................................... 19
7.2 Performance ..................................................................................................................... 19
7.2.1 Response time .................................................................................................... 19
7.2.2 Accuracy ............................................................................................................. 19
7.2.3 Zero Drift ............................................................................................................ 19