4B - W4005 BÜHLER ELEVATOR MONITORING SYSTEM R9.6 – 22 May 2020
Page 15 of 48
8.1.2.2. Typical Mounting Positions On Tail/Boot Section Of Bucket Elevator
8.2 WG4A-BR /B and P300V34AI /B – Proximity Speed Sensor and Bracket
Installation
a) Install the sensor to the base plate; leave a 2 mm (approximate) gap between the sensor face and
the target guard cover. Use the supplied universal bracket and screws to mount the P300 sensor
b) There are two options to attach the Whirligig® to the machine’s shaft:
Option 1 - Drill and tap the center of the machine shaft for M12 x 15mm deep thread. Thread the
Whirligig® onto the machine shaft with a M16 open ended spanner using suitable thread locking
adhesive (Loctite or similar)
Option 2 - Use Mag-Con™ magnetic connector. Thread the Mag-Con™ onto the Whirligig® using a
suitable thread locking adhesive (Loctite or similar) and attach the unit onto the machine shaft
c) Wire the sensor in accordance with the manufacturer’s instructions while observing all relevant
electrical regulations and according to IEC 60079-14, IEC 60079-10
d) Fix the white flexible strap to a solid structure
e) Please refer to Figure 6 for an Illustration of the installation process
Mount touchswitch™ on upside of
leg (if possible) at the highest point
that the bootshaft can be adjusted
to.
Mount touchswitches directly
across from each other and in line
with the pulley and belt to detect
misalignment of either the pulley
or the belt.
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