3 REPLACEMENT OF I/O MODULE
3 - 25
(10)Specifications comparison between A1SX40-S1 and QX40-S1
: Compatible, : Partially changed, : Incompatible
*1 Check the specifications of the sensor or switches to be connected to the QX40-S1.
Specifications A1SX40-S1 QX40-S1
Compat-
ibility
Precautions for replacement
Number of input points 16 points 16 points
Isolation method Photocoupler Photocoupler
Rated input voltage 24VDC 24VDC
Rated input current Approx. 7mA Approx. 6mA
The rated input current is
reduced.
*1
Operating voltage range
19.2 to 26.4VDC
(ripple ratio within 5%)
20.4 to 28.8VDC
(ripple ratio within 5%)
The operating voltage range
differs.
Maximum number of
simultaneous input points
Simultaneously on (100%)
(26.4VDC)
Simultaneously on (100%)
On voltage/on current 14VDC or more/4.0mA or more 19VDC or more/4.0mA or more
The on voltage differs.
*1
Off voltage/off current 6.5VDC or less/1.7mA or less 11VDC or less/1.7mA or less
The off voltage differs.
*1
Input resistance Approx. 3.3k Approx. 3.9k
The input resistance is
increased.
*1
Response
time
Off on
0.1ms or less
(24VDC)
0.1ms/0.2ms/0.4ms/0.6ms/1ms or
less
(Configure the setting in the PLC
parameter dialog box.)
0.2ms is set by default.
Set the input response time of
parameter to 0.1ms.
On off
0.2ms or less
(24VDC)
0.1ms/0.2ms/0.4ms/0.6ms/1ms or
less
(Configure the setting in the PLC
parameter dialog box.)
0.2ms is set by default.
Common terminal
arrangement
16 points/common
(common terminal: TB9, TB18)
16 points/common
(common terminal: TB17)
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) 0.06A (typ. all points on)
The current consumption is
increased.
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 0.20kg
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