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CHAPTER 3 SPECIFICATIONS
3
3.
2 Per
form
ance Spec
ificat
io
ns
3.
2.
N
u
mber of
 param
et
er
s t
h
at
 ca
be set
*1
The value can be configured in intelligent function module switch setting.
*2
The counting speed is affected by the pulse rise/fall time. 
The number of pulses that can be counted depending on the counting speed is as follows. Note that the count may be 
incorrect when pulses with long rise/fall time are counted.
3.2.1
Number of parameters that can be set
Configure the parameters of the initial setting and the auto refresh of the high-speed counter module within the number 
of parameters that can be set to the CPU module or head module, including the number of parameters set for other 
intelligent function modules. For the number of parameters that can be set to the CPU module and head module, refer 
to the following.
 MELSEC-L CPU Module User's Manual (Hardware Design, Maintenance and Inspection)
 MELSEC-L CC-Link IE Field Network Head Module User's Manual
(1) Number of high-speed counter module parameters
The following number of parameters can be set for one high-speed counter module.
Counting speed switch 
setting
500k
200k
100k
10k
Rise/fall time
Both 1- and 2-phase inputs
t = 0.5
s or less
500kPPS
200kPPS
100kPPS
10kPPS
t = 1.25
s or less
200kPPS
200kPPS
100kPPS
10kPPS
t = 2.5
s or less
100kPPS
100kPPS
10kPPS
t = 25
s or less
10kPPS
10kPPS
t = 500
s
500PPS
Model
Initial setting
Auto refresh
LD62
8
14 (maximum number of parameters)
LD62D
8
14 (maximum number of parameters)
t
t