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MELSEC-Q
3 SPECIFICATIONS
REMARK
Refer to the user's manual for the CPU module being used for the general
specifications for the D/A converter module.
(2) Q62DA, Q64DA, Q68DAV, and Q68DAI
Table 3.2 Performance specifications list
Model name
Item
Q62DA Q64DA Q68DAV Q68DAI
Number of analog input channels 2 channels 4 channels 8 channels
Digital input
16-bit signed binary (normal resolution mode: -4096 to 4095,
high resolution mode: -12288 to 12287, -16384 to 16383)
Analog output
Voltage
–10 to 10 V DC (External load resistance value: 1 k to 1M )
—
Current
0 to 20 mA DC
(External load resistance value:
1
)
—
0 to 20 mA DC
(External load resistance
value:
1
)
I/O characteristics,
Maximum resolution
Analog output range
Normal resolution mode High resolution mode
Digital input value Maximum resolution Digital input value
Maximum
resolution
Voltage
0 to 5V
0 to 4000
1.25 mV
0 to 12000
0.416 mV
1 to 5V 1.0 mV 0.333 mV
-10 to 10V
-4000 to 4000
2.5 mV -16000 to 16000 0.625 mV
User range
setting
0.75 mV -12000 to 12000 0.333 mV
Current
0 to 20 mA
0 to 4000
5 A
0 to 12000
1.66 A
4 to 20 mA 4 A
1.33
A
User range
setting
-4000 to 4000 1.5 A -12000 to 12000 0.83 A
Accuracy
(Accuracy in
respect to
maximum analog
output value)
Ambient temperature
25 ± 5 °C
Within ± 0.1 % (Voltage: ±10 mV, Current: ± 20 A)
Ambient temperature
0 to 55 °C
Within ± 0.3 % (Voltage: ± 30 mV, Current: ± 60 A)
Conversion speed
80 s/channel
Absolute
maximum output
Voltage ± 12 V —
Current 21 mA — 21 mA
E
2
PROM write count Max. 100 thousand times
Output short circuit protection Available
Insulation method
Between the I/O terminal and programmable controller power supply :
Between output channels :
Between external supply power and analog output :
Photo coupler insulation
No insulation
No insulation
Dielectric withstand voltage Between the I/O terminal and programmable controller power supply: 500VAC for 1 minute
Insulation resistance Between the I/O terminal and programmable controller power supply: 500VDC 20M or more
I/O occupied points 16 points (I/O assignment: Intelligent 16 points)
External interface 18-points terminal block
Applicable wire size 0.3 to 0.75 mm
2
Applicable solderless terminal
R 1.25-3
(A solderless terminal with sleeve cannot be used)
FG terminal: R1.25-3, 1.25-YS3, RAV1.25-3, V1.25-YS3A
Other terminals than FG: R1.25-3 (A solderless terminal with
sleeve cannot be used)
External supply power
24 V DC + 20 %, – 15 %
Ripple, spike 500 mV P-P or less
Inrush current: 1.9 A,
within 300 s
Inrush current: 3.1 A,
within 300 s
Inrush current: 3.3 A,
within 70 s
Inrush current: 3.1 A,
within 75 s
0.12 A 0.18 A 0.19 A 0.28 A
Internal current consumption (5 V DC)
0.33 A 0.34 A 0.39 A 0.38 A
Weight
0.19 kg 0.18 kg
3
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