3 REPLACEMENT OF I/O MODULE
3 - 46
(31)Specifications comparison between A1SX80 (12VDC) and QX70
: Compatible, : Partially changed, : Incompatible
*1 Check the specifications of the sensor or switches to be connected to the QX70.
Specifications A1SX80 QX70
Compat-
ibility
Precautions for replacement
Number of input points 16 points 16 points
Isolation method Photocoupler Photocoupler
Rated input voltage 12/24VDC 5/12VDC
Rated input current Approx. 3mA/Approx. 7mA
5VDC Approx.1.2mA
12VDC Approx.3.3mA
Operating voltage range
10.2 to 26.4VDC
(ripple ratio within 5%)
4.5 to 6VDC
(ripple ratio within 5%)
10.2 to 14.4VDC
(ripple ratio within 5%)
Maximum number of
simultaneous input points
Simultaneously on (100%)
(26.4VDC)
Simultaneously on (100%)
On voltage/on current 8VDC or more/2mA or more 3.5VDC or more/1mA or more
The on voltage/on current differ.
*1
Off voltage/off current 4VDC or less/1mA or less 1VDC or less/0.1mA or less
The off voltage/off current differ.
*1
Input resistance Approx. 3.3k Approx. 3.3k
Response
time
Off on
10ms or less
(24VDC)
1ms/5ms/10ms/20ms/70ms or less
(Configure
the setting in the PLC
parameter dialog box.
)
10ms is set by default.
Set the input response time of
parameter to the default value
(10ms).
On off
10ms or less
(24VDC)
1ms/5ms/10ms/20ms/70ms or less
(Configure
the setting in the PLC
parameter dialog box.
)
10ms is set by default.
Common terminal
arrangement
16 points/common
(common terminal: TB9, TB18)
16 points/common
(common terminal: B01, B02)
Operation indication On indication (LED) On indication (LED)
External connection
system
20-point terminal block connector
(M3.57 screws)
18-point terminal block
(M36 screws)
Wiring change is required.
Applicable wire size
0.75 to 1.25mm
2
Core: 0.3 to 0.75mm
2
(outside diameter: 2.8mm or less)
Applicable solderless
terminal
R1.25-3.5, R2-3.5,
RAV1.25-3.5, RAV2-3.5
R1.25-3
(Sleeved solderless terminal cannot
be used.)
Current consumption 0.05A (typ. all points on) 0.055A (typ. all points on)
External dimensions 130(H)34.5(W)93.6(D)mm 98(H)27.4(W)90(D)mm Wiring space is narrower.
Weight 0.20kg 0.14kg
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