A1Sd62(E/D/D-S1); Performance Specifications Comparison - Mitsubishi Electric MELSEC L Series Manual

6
HIGH-SPEED COUNTER MODULE REPLACEMENT

6.3 A1SD62(E/D/D-S1)

6.3.1 Performance specifications comparison

(1) Comparison between A1SD62(E) and LD62
Item
Number of occupied I/O points
Number of channels
Counting speed switch setting
Phase
Count input
Signal level
signal
(A, B)
Counting speed
(maximum)
Counting range
Type
Minimum count pulse width, duty ratio: 50%
(200KPPS)
Counter
(100KPPS)
(10KPPS)
1-phase
input
(10KPPS)
2-phase
input
A1SD62(E)
32 points
(I/O assignment: special 32 points)
2 channels
100K 10K
1-phase input, 2-phase input
5VDC
12VDC
24VDC
1-phase
100KPPS 10KPPS
input
2-phase
100KPPS 7KPPS
input
24-bit unsigned binary
(0 to 16777215)
UP/DOWN preset counter + ring counter function
–
10
5 5
(Minimum phase difference in
2-phase input 2.5 s)
100
50 50
(Unit : s)
(1-phase input)
142
71 71
(Unit : s)
(2-phase input)
: Compatible,
LD62
16 points
(I/O assignment: intelligent 16 points)
200K/100K/50K/10KPPS
}
2 to 5mA
200K/100K/50K/10KPPS
200K/100K/50K/10KPPS
32-bit signed binary
(-2147483648 to 2147483647)
5
2.5 2.5
(Unit : s)
(Minimum phase difference in
2-phase input 1.25 s)
(Unit : s)
100
50 50
(Unit : s)
(Minimum phase difference in
2-phase input 25 s)
: Partial change required, ×: Incompatible
Compati-
Precautions for replacement
bility
The number of occupied I/O
points is changed to 16 points.
Set the counter speed in
parameter.
Since the LD62 uses 32-bit
signed binary values, sequence
program needs to be changed.
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