Yaskawa MP940 - Manual (Page 123)

MP940 Functions
4.4.2 Counter Specifications
4-30
4.4.2 Counter Specifications
The following table shows the Counter hardware specifications.
Item Contents Remarks
Pulse
Input Number of
Input Circuits 1 pt.
Input Method • A/B method (x1/x2/x4)
• Up/Down method (x1/x2)
• Sign method (x1/x2) Soft switch
Counter
Function Reversible counter Fixed.
Response
Frequency 1 MHz
Pulse Input
Circuit
Latch
Input Number of
Input Circuits 1 pt.
Input Type Current sourcing, photocoupler isolation
Input Voltage 24, 12, or 5 VDC
Input Current
Latch Input
Circuit
Coinci-
dence
Output Number of
Output
Circuits 1 pt. (Uses DO-07 digital output.)
Output
Method Sinking output, photocoupler isolation
Rated Voltage
and Current 24 VDC, 100 mA
General
Output Circuit Refer to the LIO function specifications. DO-07 is the coincidence
output signal when coincidence detection is enabled using a CNTR
fixed parameter.
390 Ω
+5 V
0V
P
4
390 Ω P
6
31
5
29
30
MP940
Phase A
Phase B
Pulse generator
10
9
35
34
680 Ω
+5V
P
2.2 kΩ 2.2 kΩ
390 Ω
PILC24V
PILC12V
PILC5V
PIL
5 VDC
25
L
49
45
20
22 kΩ
Photocoupler