‑22‑
Item Specification
Installation
position and
limit
Installation position: The PLC can be installed in four directions as shown
in "
2.2 Installation Position
"
on page 23
.
Limit:
● When installed horizontally:
■
Input derating: The PLC can operate with full load at ambient
temperature of 45℃. Derate the number of ON input points to 75%
(lower than or equal to six ON input points) at ambient
temperature of 55℃. Derate the number of ON input points by
2.5% for every additional 1℃ above 45℃.
■
Output derating: The PLC can operate with full load (total current
of eight output points not exceeding 2 A) at ambient temperature
of 45℃. Derate the total output current of ON output points to 50%
(total current of eight output points not exceeding 1 A) at ambient
temperature of 55℃. Derate the total output current of ON output
points by 5% for every additional 1℃ above 45℃.
● When installed non‑horizontally: The maximum number of input
channels connected cannot exceed six and the maximum output
current cannot exceed 1 A.
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