Mounting Instructions - Siemens SITRANS Probe LR Kurzanleitung

To provide optimum signal conditions on a manhole cover, locate the antenna off-center
relative to the cover, typically 100 mm (4") from the side of the manhole.
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Mounting instructions

• Before inserting SITRANS Probe LR into its mounting connection, check to ensure the
• Simply screw SITRANS Probe LR into the process connection, and hand tighten.
• For pressure applications, it will be necessary to use PTFE tape (or other appropriate
• To rotate the enclosure, use a 2 mm Allen key to loosen the three set-screws that secure
Wiring
Power
WARNINGS:
Connecting SITRANS Probe LR
Notes:
• For detailed wiring instructions, please refer to the full Operating Instructions.
• Use shielded, twisted pair cable (wire gauge AWG14 to AWG22).
• Separate cables and conduits
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.
Safety Extra Low Voltage
2.
If cable is routed through conduit, use only approved suitable-size hubs for waterproof application.
A5E32106153
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Mounting on a manhole cover
minimum
100 mm (4")
Use the 100 mm (4") shield on nozzles that are 100 mm (4") in length, or shorter.
Use the 250 mm (10") shield on nozzles that are 250 mm (10") in length, or shorter.
threads are matching to avoid damaging them.
thread-sealing compound) and tighten the process connection beyond hand-tight.
The maximum torque is 40 N-m (30 ft-lbs).
the locking collar. Once the enclosure is positioned as desired, tighten the set-screws.
1
DC terminals shall be supplied from an SELV
1010-1 Annex H.
All field wiring must have insulation suitable for rated voltages.
SITRANS Probe LR – QUICK START MANUAL
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source in accordance with IEC-
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may be required to conform to standard instrumentation
Mounting on a nozzle
minimum
10 mm (0.4")
Page EN-5