Mitsubishi Electric M800VW Series Programming Manual page 963

M800V/M80V Series PLC Programming Manual (2/2)
17 Appx.1: Example of Faulty Circuit
The following conditions results in the faulty circuit. Correct the circuit.
Circuits occurring any faulty
 Circuit containing OR
 Rounding circuit
X1
X2
X3
X4
Whether Y10 condition includes X3, X4 and X2 or not is
unknown.
 Modification of loopback circuit
0
 Presence of a contact before RET, FEND, or MCR cir-
cuit
IB-1501668-B
->
Y10
Y11
0
RET
Correct circuit
Y10
X1
X2 X3 X4
Necessity
Y11
X1
X2
X3
X4
0
1
942
0
1
RET