Chapter 7 Functions; Input Function; Input Wiring Selection Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

7
FUNCTIONS
This chapter describes the functions available in the safety remote I/O module, and the setting procedures for those functions.
For details on safety remote I/O signals, remote I/O signals, and remote buffer memory, refer to the following.
• Page 104 Safety Remote I/O Signals
• Page 108 Remote I/O Signals
• Page 113 Remote Buffer Memory
7.1

Input Function

This function safely inputs external signals. This function cannot be used in any modes other than the safety drive mode. All
the safety remote inputs (SA\X) are off in any modes other than the safety drive mode.

Input wiring selection function

This function selects double wiring or single wiring of the input wiring.
Double wiring function
The double wiring function supports double input wiring.
By verifying input signals of double wiring, safety inputs can be turned off even though one of the signals has an error.
The following two are the double wiring methods for safety remote input (SA\X).
• Double wiring example for input (NC/NC)
T0 T1
Safety remote I/O module
• Double wiring example for input (NC/NO)
T0 T1
Safety remote I/O module
NC
NC
Two inputs
X0 X1
NO
NC
Two inputs
X0 X1
7
7 FUNCTIONS
45
7.1 Input Function