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Rosemount 753R Indicator
Figure 2. Drip Loop Illustration
5. Connect the HART + and - leads to the measurement transmitter according to the Quick
Installation Guide included with the measurement transmitter package.
6. Connect the HART + and - leads to the 753R according to the wiring diagrams on page
14.
Power Application
1. Remove the housing cover labeled FIELD TERMINALS.
2. Ground the 753R housing according to local electrical codes.
3. For units with an RPS see Figure 9 on page 14:
a. The + lead should have been factory connected
b. Connect the - lead (black wire) to the terminal marked 6–24 VDC by sliding the female
quick connect fitting onto the male quick connect fitting.
4. For user-supplied 6–24 VDC line power see Figure 10 on page 14:
a. Route the power supply leads through the 753R housing conduit entry using the
appropriate strain relief and cable glands.
b. Attach the + lead to the terminal marked 6–24 VDC (+).
c. Connect the - lead to the terminal marked 6–24 VDC (-.)
d. The RPS should never be connected for this option.
To avoid a potential explosion that could result in death or serious injury, do not
connect both the 6–24 VDC power supply and the RPS at the same time.
Verify Operation of the 753R
1. When the power is applied, the LCD will light and display measurement and status
messages.
2. After the 753R has powered and cycled through the startup sequence, press and hold
the event button for 6-8 seconds, then release. The display will indicate Event Entry, and
measurement and status messages will be shown.
Seal the Unit
1. Replace the FIELD TERMINALS housing cover and tighten so metal touches metal.
2. The temporary orange plugs should be replaced with the included conduit plugs using
approved thread sealant.See Conduit Plug Illustration Figure 8 on page 13.
10
WARNING
Quick Installation Guide
00825-0100-4379, Rev DA
October 2008
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