Mitsubishi Electric MELSEC Q Series Handbook page 128

3
REPLACEMENT OF I/O MODULE
(11)Specifications comparison between A1SY42 and QY42P
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
Protection function
Voltage
External
power
supply
Current
External connection
system
Applicable wire size
Current consumption
External dimensions
Weight
3
- 75
A1SY42
64 points
Photocoupler
12/24VDC
10.2 to 30VDC
(peak voltage 30VDC)
0.1A/point, 1.6A/common
0.4A 10ms or less
0.1mA or less
1.0VDC (typ.) 0.1A
2.5VDC (MAX.) 0.1A
2ms or less
2ms or less
(resistance load)
Zener diode
32 points/common
(common terminal: 1A1, 1A2, 2A1,
2A2)
On indication (LED)
32-point switching indication with the
switch
3.2A
(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)
8mA
(typ. 24VDC for each common)
40-pin connector
2 pieces (accessory)
2
0.3mm
0.93A (typ. all points on)
130(H)34.5(W)93.6(D)mm
0.27kg
: Compatible,
QY42P
64 points
Photocoupler
12-24VDC
10.2 to 28.8VDC
0.1A/point, 2A/common
0.7A 10ms or less
0.1mA or less
0.1VDC (typ.) 0.1A
0.2VDC (MAX.) 0.1A
1ms or less
1ms or less
(rated load, resistance load)
Zener diode
32 points/common
(common terminal: 1A01, 1A02,
2A01, 2A02)
On indication (LED)
32-point switching indication with the
switch
-
Available
(overheat protection function,
overload protection function)
• The overheat protection function is
activated in increments of 1 point.
• The overload protection function is
activated in increments of 1 point.
12-24VDC
(10.2 to 28.8VDC)
(ripple ratio within 5%)
20mA (24VDC)/common
40-pin connector
2 pieces (sold separately)
2
0.3mm
(A6CON1, A6CON4)
0.15A (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.









These specifications are changed
-
to the protection function.

Voltage exceeding 28.8VDC is
not applicable.
The current value is increased.

Existing external wiring can be
used.

