Mitsubishi Electric MELSEC-Q Series - Page 118

3 REPLACEMENT OF I/O MODULE
3 - 65
(3) Specifications comparison between A1SY14EU and QY10
: Compatible, : Partially changed, : Incompatible
Specifications A1SY14EU QY10
Compat-
ibility
Precautions for replacement
Number of output points
12 points
(16 points occupied)
16 points 
Isolation method Photocoupler Relay
The isolation method differs, but
the performance is the
equivalent.
Rated switching voltage/
current
24VDC 2A (resistance load)/point
240VAC 2A (COS=1)/point
8A/common
24VDC 2A (resistance load)/point
240VAC 2A (COS=1)/point
8A/common

Minimum switching load 5VDC 10mA 5VDC 1mA 
Maximum switching
voltage
264VAC 125VDC 264VAC 125VDC 
Response
time
Off  on 10ms or less 10ms or less 
On  off 12ms or less 12ms or less 
Life
Mechanical 20 million times or more 20 million times or more 
Electrical
Rated switching voltage/current load
200,000 times or more
Rated switching voltage/current load
100,000 times or more
Replace the module more
frequently because the life cycle
is reduced by approximately half.
200VAC 2A, 240VAC 1.8A
(COS=0.7) 200,000 times or more
200VAC 1.1A, 240VAC 0.9A
(COS=0.35) 200,000 times or more
24VDC 1.1A, 100VDC 0.1A
(L/R=7ms) 200,000 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
Maximum switching
frequency
3600 times/hr 3600 times/hr 
Surge suppressor None None 
Common terminal
arrangement
4 points/common
(common terminal: TB5, TB10,
TB15)
16 points/common
(common terminal: TB17)
As the common is changed from
3 commons to 1 common, wiring
with a different voltage for each
common is not possible.
Operation indication On indication (LED) On indication (LED) 
Fuse None None -
External
power
supply
Voltage
24VDC
±10%
Ripple voltage 4Vp-p or less
- 
An external power supply is not
required.
Current
100mA
(typ. 24VDC, all points on)
(m
ust be SELV power supply.)
- 
External connection
system
20-point terminal block connector
(M3.57 screws)
18-point terminal block (M36
screws)

Wiring change is required.
Applicable wire size
0.75 to 1.25mm
2
(16 to 19 AWG)
Core: 0.3 to 0.75mm
2
(outside diameter: 2.8mm or less)

Applicable solderless
terminal
RAV1.25-3.5
R1.25-3
(Sleeved solderless terminal cannot
be used.)

Dielectric withstand
voltage
(Between AC external batch and
relay drive power supply, 5V internal
circuit)
2830VAC rms/3 cycles
(altitude 2,000m)
(Between relay-drive power supply
and 5V internal circuit)
500VAC rms/3 cycles
(altitude 2,000m)
AC2830V rms/3 cycles
(altitude 2,000m)

Insulation resistance
10M or more with an insulation
resistance tester
10M or more with an insulation
resistance tester
