Mitsubishi Electric MELSEC Q Series Handbook page 135

3
REPLACEMENT OF I/O MODULE
(18)Specifications comparison between A1SY80 and QY80
Specifications
Number of output points
Isolation method
Rated load voltage
Operating load voltage
range
Maximum load current
Maximum inrush current
Leakage current at off
Maximum voltage drop at
on
Off  on
Response
On  off
time
Surge suppressor
Common terminal
arrangement
Operation indication
Fuse rating
(breaking capacity)
Fuse blown indication
External Voltage
power
supply
Current
External connection
system
Applicable wire size
Applicable solderless
terminal
Current consumption
External dimensions
Weight
A1SY80
16 points
Photocoupler
12/24VDC
10.2 to 30VDC
(peak voltage 30VDC)
0.8A/point, 3.2A/common
8A 10ms or less
0.1mA or less
1.5VDC (MAX.) 0.8A
2ms or less
2ms or less
(resistance load)
Zener diode
8 points/common
(common terminal: TB9, TB19)
On indication (LED)
5A
(1 fuse/common)
Cannot be changed.
(breaking capacity: 50A)
Available
(LED turns on when a fuse is blown
and a signal is output to the CPU
module.)
12/24VDC
(10.2 to 30VDC)
20mA
(typ. 24VDC for each common)
20-point terminal block connector
(M3.57 screws)
2
0.75 to 1.25mm
R1.25-3.5, R2-3.5,
RAV1.25-3.5, RAV2-3.5
0.12A (typ. all points on)
130(H)34.5(W)93.6(D)mm
0.20kg
: Compatible,
QY80
16 points
Photocoupler
12/24VDC
10.2 to 28.8VDC
0.5A/point, 4A/common
4A 10ms or less
0.1mA or less
0.2VDC (typ.) 0.5A
0.3VDC (MAX.) 0.5A
1ms or less
1ms or less
(rated load, resistance load)
Zener diode
16 points/common
(common terminal: TB17)
On indication (LED)
6.7A
Cannot be changed.
(breaking capacity: 50A)
Available
(LED turns on when a fuse is blown
and a signal is output to the CPU
module.)
12/24VDC
(10.2 to 28.8VDC)
(ripple ratio within 5%)
20mA (24VDC)
18-point terminal block
(M36 screws)
2
Core: 0.3 to 0.75mm
(outside diameter: 2.8mm or less)
R1.25-3
(Sleeved solderless terminal cannot
be used.)
0.08A (typ. all points on)
98(H)27.4(W)90(D)mm
0.17kg
: Partially changed, : Incompatible
Compat-
Precautions for replacement
ibility



Voltage exceeding 28.8VDC is
not applicable.
Carefully select load for use
since the maximum load current
per point is lowered.
Carefully select a load for use
since the minimum load current
is increased.





As the common is changed from
2 commons to 1 common, wiring
with a different voltage for each
common is not possible.



Voltage exceeding 28.8VDC is
not applicable.



Wiring change is required.


Wiring space is narrower.
3
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