Emerson Process Management MMI-20020979 Carbon Monoxide Alarm User Manual


 
Contents
Chapter 1 Planning ...........................................................................................................................1
1.1 Installation checklist .......................................................................................................................1
1.2 Best practices .................................................................................................................................2
1.3 Recommended sample flow rate ....................................................................................................3
1.4 Power requirements .......................................................................................................................4
1.5 Installation requirements for the thermo-well pocket .................................................................... 5
1.6 Recommended installations for gas density applications ................................................................6
1.7 Perform a pre-installation meter check .........................................................................................14
Chapter 2 Mounting .......................................................................................................................16
2.1 Mount the meter in the pipeline ...................................................................................................16
2.2 Connect the gas bypass lines ........................................................................................................18
2.3 Rotate the electronics on the meter (optional) .............................................................................20
2.4 Rotate the display on the transmitter (optional) ...........................................................................20
2.5 Post-installation check ................................................................................................................. 22
Chapter 3 Wiring ........................................................................................................................... 23
3.1 Available output terminals and wiring requirements .................................................................... 23
3.2 Hazardous area output wiring ...................................................................................................... 23
Chapter 4 Grounding ......................................................................................................................32
Contents
Installation Manual i