Rockwell Automation 839E Solid-State Flow Sensors - Manual (Page 12)

839E Solid-State Flow Sensors User Manual
10 Pub #10000004735 Ver 03, May 2012
Operation
On-site programming
The Bulletin 839E is programmed via three push buttons. The digital display and the light
emitting diodes (LEDs) assist in the navigation through the operating menu.
Figure 8 Location of operating keys and display elements
Background illumination of the digital display:
– White = OK status
– Red = alarm/error status
Operating ke y
Communications jac k
f or personal computer
Digital displa y
Y ello w LEDs f or s witching states
LED on = s witch closed
LED off = s witch open
LED for status
Green = ok
Red = error
Red/green blinking = warning
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