Mitsubishi Electric MELDAS C6 Maintenance Manual page 48

<Outline of input circuit>
The digital signal input circuit includes the sink type and source type. These can be selected by
each connector unit.
Input circuit
DIO
(Machine side)
0V
0V
COM
24VDC(+)
Input conditions
The input signal must be used within the following condition range.
Input voltage at external contact ON
Input current at external contact ON
Input voltage at external contact OFF
Input current at external contact OFF
Tolerable chattering time
Input signal holding time
Input circuit operation delay time
Machine side contact capacity
Input voltage at external contact ON
Input current at external contact ON
Input voltage at external contact OFF
Input current at external contact OFF
Tolerable chattering time
Input signal holding time
Input circuit operation delay time
Machine side contact capacity
T2
T1
T3
4. CONTROL UNIT CONNECTIONS
4.8 Connecting the Machine Control Signal
2.2kΩ
2.2kΩ
Control
circuit
Sink type
Sink type
Source type
T1
T4
I - 30
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DIO
(Machine side)
24VDC(+)
24VDC(+)
COM
0V
6V or less
9mA or more
20V or more
2mA or less
2.2ms or less (Refer to T1 below)
40ms or more (Refer to T2 below)
2.2ms ≤ T3 ≒ T4 ≤ 16ms
30V or more, 16mA or more
18V or more
9mA or more
4V or less
2mA or less
2.2ms or less (Refer to T1 below)
40ms or more (Refer to T2 below)
2.2ms ≤ T3 ≒ T4 ≤ 16ms
30V or more, 16mA or more
T2
T1
T3
2.2kΩ
2.2kΩ
Control
circuit
Source type
T1
T4