Mitsubishi Electric MELSEC Q Series Handbook page 148

3
REPLACEMENT OF I/O MODULE
(b) Specifications comparison between A1SX48Y18 (output part) and QY10
Specifications
Number of output points
Isolation method
Output format
Rated switching voltage/
current
Minimum switching load
Maximum switching
voltage
Off  on
Response
On  off
time
Mechanical
Life
Electrical
Maximum switching
frequency
Common terminal
arrangement
Operation indication
Fuse
External Voltage
power
supply
Current
External connection
system
Applicable wire size
Applicable solderless
terminal
Number of occupied I/O
points
Current consumption
External dimensions
Weight
3
- 95
A1SX48Y18
(output specifications)
8 points
Photocoupler
Contact output
24VDC 2A (resistance load)
240VAC 2A (COS=1)/point,
8A/common
5VDC 1mA
264VAC 125VDC
10ms or less
12ms or less
20 million times or more
Rated switching voltage/current load
100,000 times or more
200VAC 1.5A, 240VAC 1A
(COS=0.7) 100,000 times or more
200VAC 1A, 240VAC 0.5A
(COS=0.35) 100,000 times or more
24VDC 1A, 100VDC 0.1A
(L/R=7ms) 100,000 times or more
3600 times/hr
8 points/common
(common terminal: TB18)
On indication (LED)
None
24VDC±10%
Ripple voltage 4Vp-p or less
45mA
(TYP, 24VDC, all points on)
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
16 points
(I/O assignment: Output 16 points)
0.085A (typ. all points on)
130(H)34.5(W)93.6(D)mm
0.23kg
: Compatible,
QY10
16 points
Relay
Contact output
24VDC 2A (resistance load)/point
240VAC 2A (COS=1)/point,
8A/common
5VDC 1mA
264VAC 125VDC
10ms or less
12ms or less
20 million times or more
Rated switching voltage/current load
100,000 times or more
200VAC 1.5A, 240VAC 1A
(COS=0.7) 100,000 times or more
200VAC 0.4A, 240VAC 0.3A
(COS=0.7) 300,000 times or more
200VAC 1A, 240VAC 0.5A
(COS= 0.35) 100,000 times or more
200VAC 0.3A, 240VAC 0.15A
(COS=0.35) 300,000 times or more
24VDC 1A, 100VDC 0.1A
(L/R=7ms) 100,000 times or more
24VDC 0.3A, 100VDC 0.03A
(L/R=7ms) 300,000 times or more
3600 times/hr
16 points/common
(common terminal: TB17)
On indication (LED)
None
-
-
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.)
16 points
(I/O assignment: Output 16 points)
0.43A (typ. all points on)
98(H)27.4(W)90(D)mm
0.22kg
: Partially changed, : Incompatible
Compat-
Precautions for replacement
ibility

The isolation method differs, but
the performance is the
equivalent.














An external power supply is not
required.



Wiring change is required.

When both the QX40 and QY10
are used, the number of

occupied points is 32 (16 points 
2 modules).
The module configuration differs.
- Recalculate the current
consumption.
Wiring space is narrower.