A68Adn (Upgrade To Q68Adv, Q68Adi); Performance Comparison - Mitsubishi Electric MELSEC-A/QnA Series Handbook

2
ANALOG INPUT MODULE REPLACEMENT

2.7 A68ADN (Upgrade to Q68ADV, Q68ADI)

2.7.1 Performance comparison

Item
Voltage
Analog input
Current
Digital output
I/O characteristics
Maximum resolution
Overall accuracy
(Accuracy in respect to
maximum digital output value)
2
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A68ADN
-10 to 0 to +10VDC (Input resistance value: 1M)
-20 to 0 to +20mADC (Input resistance value: 250)
16-bit signed binary
When 1/4000 is set: -4096 to +4095
When 1/8000 is set: -8192 to +8191
When 1/12000 is set: -12288 to +12287
Digital output value
(When gain 5V/20mA, offset 0V/0mA)
Analog input
1/4000
+10V +4000
+5V or +20mA +2000
0V or 20mA 0
-5V or -20mA -2000
-10V -4000
(Factory-set: gain...5V, offset...0V)
1/4000
Voltage input 2.5mV
Current input 10µA
1/4000
±1% ±40
1/8000 1/12000
+8000 +12000
+4000 +6000
0 0
-4000 -6000
-8000 -12000
1/8000 1/12000
1.25mV 0.83mV
5µA 3.33µA
1/8000 1/12000
±80 ±120