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2

Installation and Operation Instructions

Shaft-Trak 

TM  

-

  

P/N 50209 

(cont)

USING BIN LEVEL SENSORS

Either row of sensor indicators - 1-3 and/or 4-6 can be operated in either shaft sensing mode or bin level sensing mode.  To enable Bin Level 

sensing, simply insert included magnet in lower molded pocket on side of plastic console case - see Illustration 8 below

.

  Peel off  

protective paper from the 2-sided tape and press firmly to secure. It is critical that the SOUTH pole side with dashed line faces the console body.

Installation instructions for the bin level sensors (P/N 50226) are included with the Bin Level Sensor Kit - P/N 01544.  

Illustration 8

Insert magnet here to 

enable bin indication 

on sensors 

1, 2, and 3

.

The dashed side of the 

magnet must face the 

console body.

Insert magnet here to 

enable bin indication 

on sensors 

4, 5, and 6

.

The dashed side of the 

magnet must face the 

console body.

Sensors 1, 2, and 3

Sensors 4, 5, and 6

45° max

Sensor

(black body)

Magnet

3/8” nuts

Bracket must

be rigidly

mounted

Sensor assembly must not

be mounted more than 

45° from perpendicular

¼” to ½” air gap

S

S

Plastic Cable Tie

Shaft

NOTE: Magnets can be placed closer than 1” apart

if magnet with opposite polarity is placed between them.  

South

South

1                                 2

1” minimum

S

N

INSTALLING SHAFT SENSORS

Locate the following parts

•  Shaft sensor cable (black housing)  •  Magnets  •      

Cable ties

(Your unit may have factory-installed magnets and/or sensors, 

the following illustrations may not apply)
Mount magnet with SOUTH pole (dashed line) facing tip of 

sensor.  Some installations may require more than one magnet 

per shaft.  The magnets provided by Micro-Trak are marked with 

a dashed line on the SOUTH pole side of the magnet.   

See Illustration 5.

  

INSTALLATION:  For proper operation, the magnets must be 

evenly spaced around the shaft.  The magnets must be at least 1” 

apart.  See Illustration 6.

NOTE: magnets may be attached with a cable tie or adhered 

with epoxy or other high quality adhesive.  When using 

adhesive, thoroughly clean the area of dirt and oil.  Use 

of cable ties or other mechanical attachment is highly 

recommended.

  

Mount the shaft sensor directly over the path of the rotating 

magnets. For the shaft sensor to operate properly, the spacing 

between the magnets and the tip of the sensor must always 

remain constant.  Before permanently mounting any parts, verify 

that the mouting location will meet the specs. See Illustration 7

.

  

Note that magnets can be closer than 1” apart only if another 

magnet with opposite polarity is mounted between each of the 

south-faced magnets.   

NOTE:  Observe magnet polarities. 

 

Illustration 7

Illustration 6

Illustration 5

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