3 SPECIFICATIONS AND FUNCTIONS

3.4Specifications of input/output interfaces with external devices 3.4.1 Electrical specifications of input/output signals

MELSEC-Q

Input specifications

Signal name

Rated input

Working

ON

OFF

Input

Response

voltage/current

voltage range

voltage/current

voltage/current

resistance

time

 

Drive unit READY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(READY)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Stop signal (STOP)

 

19.2 to

17.5VDC or more/

7VDC or less/

 

 

Upper limit signal

24VDC/5mA

Approx. 4.7k

4ms or less

(FLS)

 

26.4VDC

3.5mA or more

1.7mA or less

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lower limit signal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(RLS)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5VDC/5mA

4.5 to 6.1VDC

2VDC or more/

0.5VDC or less/

Approx. 0.3k

1ms or less

 

 

 

2mA or more

0.5mA or less

 

 

 

24VDC/5mA

12 to 26.4VDC

10VDC or more/

3VDC or less/

Approx. 4.7k

1ms or less

 

 

 

3mA or more

0.2mA or less

 

 

Zero signal

 

ON

 

 

 

 

 

 

 

 

 

3 s or less

 

(PG05/PG024)

 

3

s or less

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1ms or more

 

 

 

 

 

 

 

 

 

 

 

 

OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Differential receiver equivalent to Am26LS32

 

 

 

 

 

 

 

 

(ON/OFF level

ON: 1.8V or more, OFF: 0.6V or less)

 

 

 

 

 

 

 

 

 

 

5VDC/5mA

4.5 to 6.1VDC

2.5VDC or more/

1VDC or less/

Approx. 1.5k

1ms or less

 

 

 

2mA or more

0.1mA or less

 

 

1Pulse width

Manual pulse

 

 

 

 

4ms or more

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

generator A phase

 

 

2ms

 

 

 

 

 

(PULSE

 

 

 

 

 

 

 

 

 

or more

 

 

 

 

 

 

 

 

 

 

 

GENERATOR A)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2ms or more

 

 

 

Manual pulse

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Duty ratio: 50%)

 

 

 

 

 

generator B phase

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(PULSE

2 Phase difference

 

 

 

 

 

GENERATOR B)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A phase

 

 

 

 

 

 

 

 

 

 

 

 

When the A phase leads the B phase, the

 

B phase

 

 

 

 

 

 

 

 

 

 

 

 

positioning address (current value) increases.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1ms or more

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Near-point dog signal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(DOG)

24VDC/5mA

 

 

 

 

 

19.2 to

17.5VDC or more/

7VDC or less/

Approx. 4.3k

1ms or less

External command

 

 

 

 

 

 

 

26.4VDC

3.5mA or more

1.7mA or less

 

 

signal (CHG)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3 - 17

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Mitsubishi Electronics QD75D, QD75P user manual Input specifications