Datasheet

Z4D-C01
2
Engineering Data (Reference value)
Circuit diagram/Connection diagram
Pulse Input and Sensor Output
* Update every 80 micro seconds. Output signal is reset at pulse input signal falling low level, and start setup over again after next input signal applying.
Application Examples
Fig 1. Operating Distance
Characteristics (Typical)
Fig 2. Dependency of Object
on Reflection Factor (Typical)
Fig 3. Temperature
Characteristics (Typical)
Fig 4. Pulsed Forward
Current Rated Curve
5
4
3
2
1
0
5678
5.5 6.5 7.5
Operating distance (mm)
Output voltage (V)
100
-50
-40
-30
-20
-10
0
10
20
30
40
50
0 20 40 60 80
Sensitivity change ratio (%)
Reflection factor of object (%)
0
-100
-80
-60
-40
-20
20
40
60
80
100
020406080100
Output change ratio (mV)
-20-40
Vcc = 5 V
Distance: 6.5 mm
Ambient temperature (°C)
0
0.1
1
10
100
20 40 60 80
Recommended
operating area
Duty ratio (%)= ×100
t
FP
t
FP
T
T
Duty ratio (%)
Pulse width (t
FP
)
(ms)
Object
PSD
I/V
Conversion
Amplifier
A/D
Conversion
Division
V
1
V
1
+
V
2
D/A
Conversion
LED
Digital output
CPU
OUT
5 V
PLS
GND
A/D
port
D port Timer
Microprocessor
(User)
Output
Micro-displacement Sensor
User
• Output voltage signal is obtained by applying the pulse
signal at PLS terminal. Please be careful, it is not obtained
by DC voltage applying.
<Pulse Input>
Voltage
<Sensor Output>
t r1
Voltage
t r2
Waiting
time
Setup Output
・・・
*
Waiting
time
• Output voltage depends on input. After setup time tr2,
output signal is obtained according to the distance.
• After setup, output signal is updated every 80 micro
seconds.
Displacement
Sensor
Roller
Paper
Detecting Paper
Thickness in Printers
Detecting
Sheet
Thickness
Detecting Two Sheets of Paper
Micro-displacement Sensor
Sheet
Shaft
Roller
Micro-displacement
Sensor