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2. PERFORMANCE SPECIFICATION
2.1 QnASCPU Module Performance Specification
Performance specification of Q2ASCPU module is as follows:
Model
Item
Q2ASCPU Q2ASCPU-S1
Q2ASHCPU Q2ASHCPU-S1
Remark
Control method
Repetitive operation of stored program
I/O control method
Refresh mode
I/O enabled by
specifying
direct I/O
(DX , DY )
Sequence control dedicated language
Programming
language
Relay symbol language, logic symbolic language, MELSAP3
(SFC)
LD 0.2
s/step 0.075
s/step
Processing
speed
(sequence
instructions)
MOV 0.6
s/step 0.225
s/step
Constant scan
(Function that makes
scan time constant)
5 to 2000 ms (configurable in multiple of 5 ms module)
Set
parameter
values to
specify
Memory capacity
Capacity of loading memory cards (2036 kbyte maximum)
Number
of steps
28 k steps
maximum
60 k steps
maximum
28 k steps
maximum
60 k steps
maximum
Program
capacity
Number
of files
28 files
60 files
28 files
60 files
I/O device points
8192 points (X/Y0 to 1FFF)
Number of
usable points
in program
I/O points
512 points
(X/Y0 to 1FF)
1024 points
(X/Y0 to 3FF)
512 points
(X/Y0 to 1FF)
1024 points
(X/Y0 to 3FF)
Number of
points
accessible to
actual I/O
modules
Clock function
Year, month, date, hour, minute, second, day of week
(auto-detects leap years)
Accuracy : -1.7 to +4.9s (TYP. +1.7s) / d at 0 depress
centigrade
Accuracy : -1.0 to +5.2s (TYP. +2.2s) / d at 25 depress
centigrade
Accuracy : -7.3 to +2.5s (TYP. -1.9s) / d at 55 depress
centigrade
Allowable momentary
power failure period
By power supply module
5 VDC Internal current
consumption
0.3 A
0.3 A
0.7 A
0.7 A
Mass
0.5 kg
0.5 kg
0.5 kg
0.5 kg
External dimension
130(H)
×
54.5(W)
×
110(D) (5.12
×
2.15
×
4.33) mm (inch)