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Through-beam Sensor Heads: T Mode Functions
Section 3-7
76
Two-point Teaching
The middle point between the first teaching point and the second point is
set as a threshold. With two-point teaching, small steps, such as a sheet of
paper, can be measured.
Example: Two-point Teaching
Sensor Head Emitter
Teaching point 1
T1
Sensor Head Receiver
Sensor Head Receiver
First Point
Press the ENT Key
for the first point.
Sensor Head Emitter
Teaching point 2
T2
Sensing object
Second Point
Sensor Head Emitter
Threshold
(T1 + T2)/2
Threshold
Sensing object
Sensor Head Receiver
Z157-E1-01C.book Page 76 Thursday, August 31, 2006 5:13 PM