9
4-1. Terminal Block
These terminals are used as input or output terminals.
Only connect after first confirming that no power is being supplied to the
equipment.
4-1-1. Terminals
No.
Name
Function
①②
IO1
Alarm input/output terminal
Normally open no-voltage contact input or open
collector output.
Terminal
②
is grounded.
③④
IO2
Same as IO1.
Terminal
④
is grounded.
⑤⑥
IO3
Same as IO1.
Terminal
⑥
is grounded.
① ② ③ ④ ⑤ ⑥
