User`s manual

1 - 2 1 - 2
MELSEC-Q
1 GENERAL SPECIFICATIONS OF INPUT AND OUTPUT MODULES AND
INSTRUCTIONS FOR SELECTING THEM
(4) Connecting the transistor output modules in parallel may result in failure of the
output elements.
If connecting the transistor output modules in parallel, use diodes for the circuit as
shown below.
OUT1
Load
OUT2
COM
Load
OUT1
OUT2
COM
OUT1
Load
OUT2
COM
Load
OUT1
OUT2
COM
Sink type Sourse type
(5) The number of signals, which can be turned ON simultaneously in an input
module, varies according to the input voltage and ambient temperature.
Refer to the corresponding input module specifications.
1