Specifications Of Interfaces With External Devices Of The Rd77Ms; Electrical Specifications Of Input Signals - Mitsubishi Electric MELSEC iQ-RD77MS2 User Manual

2.3
Specifications of Interfaces with External Devices
of the RD77MS

Electrical specifications of input signals

External input signal
■Specifications of external input signal
Item
Signal name
Number of input points
Input method
Common terminal arrangement
Isolation method
Rated input voltage
Rated input current (I )
IN
Operating voltage range
ON voltage/current
OFF voltage/current
Input resistance
Response time
Forced stop input
■Specifications of forced stop input signal
Item
Number of input points
Input method
Common terminal arrangement
Isolation method
Rated input voltage
Rated input current (I )
IN
Operating voltage range
ON voltage/current
OFF voltage/current
Input resistance
Response time
2 SPECIFICATIONS
26

2.3 Specifications of Interfaces with External Devices of the RD77MS

OFF  ON
ON  OFF
OFF  ON
ON  OFF
Specifications
Input signal (SIN)
RD77MS2: 10 points, RD77MS4/RD77MS8/RD77MS16: 20 points
Positive common/Negative common shared
4 points/common (Common contact: COM)
Photocoupler
24 V DC
Approx. 5 mA
19.2 to 26.4 V DC (24 V DC+10/-20%, ripple ratio 5% or less)
17.5 V DC or more/3.5 mA or more
7 V DC or less/1 mA or less
Approx. 6.8 kΩ
1 ms or less
Specifications
1 point
Positive common/Negative common shared
1 point/common (Common contact: EMI.COM)
Photocoupler
24 V DC
Approx. 5 mA
19.2 to 26.4 V DC (24 V DC+10/-20%, ripple ratio 5% or less)
17.5 V DC or more/3.5 mA or more
7 V DC or less/1 mA or less
Approx. 6.8 kΩ
4 ms or less