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2 INPUT MODULE SPECIFICATIONS
2.9 QX70 DC Input Module (Positive Common/Negative Common Shared Type)
Specifications
Number of input points
Insulation method
Rated input voltage
Rated input current
Input derating
ON voltage/ON current
OFF voltage/OFF current
Input resistance
OFF ON
Response
time
ON OFF
Dielectric maximum voltage
Insulation resistance
Noise immunity
Protection of degree
Common terminal arrangement
Number of I/O points
Operation indicator
External connections
Applicable wire size
Applicable connector terminal
5VDC internal current
consumption
Weight
For open collector (positive common) connection
TB 1
R
TB17
5/12VDC
For TTL, LS-TTL, CMOS buffer
(positive common) connections
TB 1
TB17
: For the setting method, refer to the section 1.3.1.
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Type
DC Input Module (Positive Common/Negative Common Shared Type)
5VDC
(+20/-15%, ripple ratio within 5%)
Approx. 1.2mA
1ms/5ms/10ms/20ms/70ms or less (CPU parameter setting)
1ms/5ms/10ms/20ms/70ms or less (CPU parameter setting)
560VAC rms/3 cycles (altitude 2000m)
10M
By noise simulator of 500Vp-p noise voltage,
1
s noise width and 25 to 60Hz noise frequency
First transient noise IEC61000-4-4: 0.25kV
16 points/common (common terminal: TB17)
16 (I/O allocation is set as a 16-points input module)
18-point terminal block (M3 6 screw)
Core cable: 0.3 to 0.75mm
R1.25-3 (Terminals with sleeve cannot be used)
External Connections
Internal
circuit
For sensor (negative common)
connections
QX70
16 points
Photocoupler
(+20/-15%, ripple ratio within 5%)
Approx. 3.3mA
None
3.5V or higher/1mA or higher
1V or lower/0.1mA or lower
Approx. 3.3k
Initial setting is 10ms
Initial setting is 10ms
or more by insulation resistance tester
IP2X
ON indication (LED)
2
(Outside diameter: 2.8mm or smaller)
55mA (TYP, all points ON)
0.14kg
LED
TB 1
TB17
12VDC
Terminal Block No.
TB1
TB2
TB3
TB4
TB5
TB6
TB7
TB8
TB9
TB10
TB11
TB12
TB13
TB14
TB15
TB16
TB17
TB18
MELSEC-Q
Appearance
QX70
0 1 2 3 4 5 6 7
8 9 A B C D E F
0
0
1
1
2
2
3
4
3
5
4
6
5
7
6
8
7
9
8
A
B
9
C
A
D
B
E
C
F
-
+
D
COM
NC
E
5/12VDC
1.2mA
F
3.3mA
Signal Name
X00
X01
X02
X03
X04
X05
X06
X07
X08
X09
X0A
X0B
X0C
X0D
X0E
X0F
COM
Vacant
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Troubleshooting
