A68Ad (Upgrade To Q68Ad-G); Performance Comparison - Mitsubishi Electric MELSEC-A/QnA Series Handbook

2
ANALOG INPUT MODULE REPLACEMENT

2.4 A68AD (Upgrade to Q68AD-G)

2.4.1 Performance comparison

Item
Voltage
Analog input
Current
Digital output
I/O characteristics
Maximum resolution
Overall accuracy (Accuracy in
respect to maximum digital
output value)
Maximum conversion speed
Response time
Absolute maximum input
2
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(Input resistance value: Hardware version K or later: 1M, Hardware version J or earlier: 30k)
+4 to +20mADC (Input resistance value: 250)
*Usable current input: -20 to 0 to +20mA
16-bit signed binary (-2048 to +2047)
+5V or +20mA
A68AD
-10 to 0 to +10VDC
Analog input Digital output
+10V +2000
+1000
0V or +4mA ±0
-5V or -12mA -1000
-10V -2000
Voltage: 5mV (1/2000)
Current: 20µA (1/1000)
±1% (±20)
Max. 2.5ms/channel
-
Voltage: ±15V
current: ±30mA