Installation; Unpacking And Inspection; Orienting The Display Board - Emerson Rosemount Analytical HART 5081-A-HT Instruction Manual

Two-wire chlorine, dissolved oxygen, and ozone transmitter
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MODEL 5081-A

2.1 UNPACKING AND INSPECTION

Inspect the shipping container. If it is damaged, contact the shipper immediately for instructions. Save the box. If there is
no apparent damage, remove the transmitter. Be sure all items shown on the packing list are present. If items are miss-
ing, notify Rosemount Analytical immediately.

2.2 ORIENTING THE DISPLAy BOARD

The display board can be rotated 90 degrees, clockwise or counterclockwise, from the original position. To reposition the
display:
1. Loosen the cover lock nut until the tab disengages from the end, Unscrew the cap.
2. Remove the three bolts holding the circuit board stack.
3. Lift and rotate the display board 90 degrees into the desired position.
4. Position the display board on the standoffs. Replace and tighten the bolts.
5. Replace the end cap.

2.3 INSTALLATION

2.3.1 General information
1. The transmitter tolerates harsh environments. For best results, install the transmitter in an area where temperature
extremes, vibrations, and electromagnetic and radio frequency interference are minimized or absent.
2. To prevent unintentional exposure of the transmitter circuitry to the plant environment, keep the cover lock in place
over the circuit end cap. See Figure 2-1. To remove the circuit end cap loosen the lock nut until the tab disengages
from the cap. Then unscrew the cover.
3. The transmitter has two ¾-inch conduit openings, one on each side of the housing. See Figure 2-1.
4. Use weathertight cable glands to keep moisture out of the analyzer. If both a chlorine and pH sensor are being used,
install a cable gland with a dual hole seal insert.
5. If conduit is used, plug and seal the connections at the transmitter housing to prevent moisture from getting inside
the transmitter.
INSTALLATION
2.1 Unpacking and inspection
2.2 Orienting the display board
2.3 Installation
2.4 Power supply/current loop
Moisture allowed to accumulate in the housing can affect the performance
of the transmitter and may void the warranty.
SECTION 2.0
NOTE
SECTION 2.0
INSTALLATION
7

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