Siemens SITRANS LR, Quick Start Manual, Page: 8 / 184

Page EN-6 SITRANS Probe LR – QUICK START MANUAL A5E32106153
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English
Connecting SITRANS Probe LR
1
1. If you want to rotate the instrument on the process connection, use the 2 mm Allen
key provided to loosen the 3 Allen set-screws securing the locking collar. Position
the unit, and retighten the screws.
2. Strip the cable jacket for approximately 70 mm (2.75") from the end of the cable, and
thread the wires through the strain relief
2
.
Notes:
• For detailed wiring instructions, please refer to the full Instruction Manual.
• Use shielded, twisted pair cable (wire gauge AWG14 to AWG22).
• Separate cables and conduits
1
may be required to conform to standard instrumentation
wiring practices, or electrical codes.
• The non-metallic enclosure does not provide a continuous ground path between conduit
connections: use grounding type bushings and jumpers.
1.
If cable is routed through conduit, use only approved suitable-size hubs for waterproof application.
Note:
Do not rotate the enclosure after programming and vessel calibration,
otherwise an error may occur, caused by a polarity shift of the transmit pulse.
2.
If cable is routed through conduit, use only approved suitable-size hubs for waterproof applications.
locking collar
terminal block
lid screw (1 of 2)
Unscrew the two lid screws to release the
hinged lid and access the terminal block.
strain
relief (or
NPT cable
entry)