Mitsubishi Electric MELSEC-L Series, Руководство пользователя

Страница: 93 / 1040

3 - 23
Chapter 3 Specifications and Functions
3.4 Specifications of interfaces with external devices
3.4.1 Electrical specifications of input signals
(1) External command signal/Switching signal
(a) Specifications of external command signal/switching signal
Item Specifications
Number of input points 4 points
Input method Positive common/Negative common shared
Common terminal arrangement 4 points/common (Common contact: COM)
Isolation method Photocoupler
Rated input voltage 24VDC
Rated input current (I
IN
) Approx. 5mA
Operating voltage range
21.6 to 26.4VDC
(24VDC 10%, ripple ratio 5% or less)
ON voltage/current 17.5VDC or more/3.5mA or more
OFF voltage/current 5VDC or less/0.9mA or less
Input resistance Approx. 5.6k
Response time
OFF to ON
1ms or less
ON to OFF
Recommended wire size
AWG24 (0.2mm
2
)
(2) Forced stop input
(a) Specifications of forced stop input signal
Item Specifications
Number of input points 1 point
Input method Positive common/Negative common shared
Common terminal arrangement 1 point/common (Common contact: EMI.COM)
Isolation method Photocoupler
Rated input voltage 24VDC
Rated input current (I
IN
) Approx. 2.4mA
Operating voltage range
20.4 to 26.4VDC
(24VDC+10/ -15%, ripple ratio 5% or less)
ON voltage/current 17.5VDC or more/2.0mA or more
OFF voltage/current 1.8VDC or less/0.18mA or less
Input resistance Approx. 10k
Response time
OFF to ON
1ms or less
ON to OFF
Recommended wire size
AWG24 (0.2mm
2
)