KEYENCE PZ-V/M - Manual

1
Self-contained
Photoelectric Sensor
PZ-V/PZ-M
Instruction Manual
Read this manual before using the product in order to achieve maximum perform-
ance.
Keep this manual in a safe place after reading it so that it can be used at any time.
96M11228
Part Names
Operation indicator
Sensitivity
adjustment trimmer
Operation
indicator
Front side
SET button
UP button
Digital
monitor
DOWN
button
Rear side
PZ-M PZ-V
I/O Circuit
Circled numbers 1 to 4 represent the connector pin numbers.
DC12 to 24V
0V 3
1
Photoelectric sensor
main circuit
Brown
Blue
PZ-M51(Receiver)/M61/M11/M31/V11/V31
PZ-M51P (Receiver)/M61P/M11P/M31P/V11P/V31P
Function Operation Description
Distance
display
Display
selection
Key-lock
Key-lock
cancel
1 2
PZ-M51(P) (Transmitter)
Photoelectric sensor
main circuit
Overcurrent
protection circuit
Brown
1
2
4
3
12 to
24 VDC
Pink
Load
0 V
Blue
Output
control
Black
Output
DARK-ON mode 12 to 24 VDC
LIGHT-ON mode 0 V ( )
*
*
Photoelectric sensor
main circuit
Overcurrent
protection circuit
4
1
2
3
12 to
24 VDC
Pink Output DARK-ON mode 12 to 24 VDC
control LIGHT-ON mode 0 V
0 V
Blue
Brown
( )
Load
Black
Output
Operation Procedure Adjustment
Sensitivity Adjustment
Operation Procedure Adjustment
Operation Procedure Adjustment
1
Pass a target through the optical axis while
pressing the SET button.
2 Confirm that “ ” flashes on the monitor.
Release the SET button. The preset value flashes
several times before the normal display appears.
1
2
With no target, press the SET button and release
it. “
” and the current distance flash alternately.
With the target in place, press and release the
SET button. The preset value flashes several
times before the normal display appears.
Confirm that “ ” flashes on the monitor.
With no target, press the SET button for three
seconds or more.
Release the SET button. The preset value flashes
several times before the normal display appears.
1
2
3
3
Note:If the green LED turns off or " - - - " flashes after the calibration, the sensitivity has no
allowance. In such a case, adjust the sensor head position, and calibrate again.
■ PZ-V (Digital type)
● Detect a moving target (Fully-automatic calibration)
● To detect a stationary target (Two-point calibration)
● To obtain maximum sensitivity (Maximum sensitivity setting)
● Fine sensitivity adjustment
• When the or button is pressed and released, the numerical value flashes (approx. 2
seconds). This is the preset value. If the or button is pressed again while the preset
value flashes, the preset value can be increased or decreased.
• When the or button is held down for 3 seconds or more, the preset value increases/
decreases continuously.
●Other functions
■ Distance display
• The greater the distance between the target and the sensor head, the larger the displayed value
becomes.
• If the target or background is out of the detectable range, is displayed.
Note 1 : The distance value indicates a reference value only. It is not an absolute distance.
Note 2 : If the target approaches the sensor head closer than the specified range, the
displayed value may increase.
Thrubeam type
Proce-
dure Operation Trimmer Indicators Adjustment
Max.
Max.
Max.
Green
Orange
Green
Orange
Green
Orange
With the target in place, turn the trimmer to
"Max." With the receiver in place, move the
transmitter up/down and right/left. Set the
transmitter at the midpoint of the range where
the green LED is lit. Secure the transmitter and
adjust the receiver position in the same way.
Turn the trimmer counterclockwise from Max.
until the green LED turns off. Assume the
position as Point A.
Optimal
position
Set the trimmer midway between point A and
Max. Confirm sensor operation.
A
A
1
2
3
Proce-
dure Operation Trimmer Indicators Adjustment
Green
Orange
Green
Orange
Green
Orange
Optimal
position Multi-reflective type
With no target, turn the trimmer clockwise until
the orange indicator illuminates (turns off) and
assume the position as Point A. If the LED
does not illuminate (turn off) even with the
trimmer at Max., use Max. as Point A.
With the target in place, turn the trimmer
counterclockwise from Point A until the green
LED turns off. Assume the position as Point B.
Set the trimmer midway between points A and
B. Confirm sensor operation. B
A
A
A
1
2
3
■ PZ-M (Trimmer type)
• DARK-ON mode (When LIGHT-ON mode is selected, refer to the
description in parentheses.)
• LIGHT-ON mode (When DARK-ON mode is selected, refer to the
description in parentheses.)
* The adjustment for the retroreflective type is the same as for the thrubeam type.
Press the and
buttons simul-
taneously and
release them.
Change the
display as shown
on the right
Display
ON/OFF
display
ON OFF
Press the and
buttons simul-
taneously for
three seconds
or more.
Lock the operation
buttons to avoid
the preset value
from being
accidentally
changed.
flashes and then
the normal display
appears.
Press the and
buttons simul-
taneously for
three seconds
or more. Unlock the
operation buttons
to allow the preset
value to be
changed.
flashes and then
the normal display
appears.
■ UL Certificate
This product is an UL/C-UL Listed product.
• UL File
No. E301717
• Category NRKH,NRKH7
• Enclosure Type 1 (Based on UL50)
Be sure to consider the following specifications when using this product as an UL/C-UL
Listed Product.
• Use the power supply with Class 2 output defined in NFPA70 (NEC: National Electrical
Code).
• Power supply/ Control input/ Control output circuits shall be connected to a single Class 2
source only.
• Use with the over current protection device which is rated 24V or more and not more than
2A.
Precautions on Regulations and Standards