Michell Instruments Pura User Manual page 5

Figures
Figure 2.1 Process Indicator panel layout ................................................................................1
Figure 2.2 Flowchart Example .................................................................................................7
Figure 3.1 Mounting the Process Indicator ...............................................................................9
Figure 3.2 AC power supply connections ...............................................................................11
Figure 3.3 DC power supply connections ...............................................................................13
Figure 3.4 Process indicator rear panel connections................................................................14
Figure 3.5 Typical display .....................................................................................................16
Figure 3.6 Change alarm switching logic ................................................................................19
Figure 3.7 Set-up alarm levels ..............................................................................................20
Figure 3.8 Confi gure analog output .......................................................................................21
Figure 3.9 Span and unit settings ..........................................................................................23
Figure 3.10 Set-up alarm set-point limits .................................................................................24
Figure 3.11 Set-up process indicator (to read ppm
Figure 4.1 Transmitter connections .......................................................................................27
Figure 4.2 Dimensions - Pura Dew-Point Transmitter, Premium & OEM Versions ........................28
Figure 4.3 Terminal block Removal ........................................................................................29
Figure 4.4 Rear of connector terminal block ...........................................................................30
Figure 4.5 Electrical Connections ..........................................................................................30
Tables
Table 2.1 Process Indicator front panel controls and indicators ................................................. 3
Table 2.2 Function keys ......................................................................................................... 4
Table 2.3 Flowchart symbols .................................................................................................. 6
Table 3.1 Summary of electrical connections ......................................................................... 15
Appendices
Appendix A Technical Specifi cations ......................................................................................... 33
Appendix B List of Worldwide Michell Instruments' Offi ces ......................................................... 36
Appendix C EU Declaration of Conformity.................................................................................. 38
Michell Instruments
Pura Online Hygrometer User's Manual
) ................................................................26
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v 97303 Issue 1.2, March 2016