Leuze electronic
Table 11-2
Status indicators of the safe inputs and outputs for MSI 100 and MSI 200
LED
State
For each input
("I0" to "I19")
For each output
("O0" to "O3")
Meaning
No switching signal at the relevant input
Switching signal active at the input
Long ON
Wiring check at an active input or antivalent
Short OFF
input
Long OFF
Wiring check at an inactive input or antivalent
Short ON
input
Output is not active
Output is active
Long ON
Wiring check at an active output
Short OFF
Long OFF
Wiring check at an inactive output
Short ON
MSI 100/200
Diagnosis
92