19
Component Names and Functions Section 2-1
(11) Status indicators (Green/Red)
Indicate the connection and cut off status for the branch outputs.
• Six-branch Output Model
(12) Operation Keys
(13) Communications Terminals (A (−), B (+)) (Only for Models That
Support Communications)
°C Lit when displaying the temperature.
s Lit when setting the startup sequence time or shutdown
sequence time.
Not lit Not
connected
Set to OFF (disconnected) or forcibly
cut off by command.
Green Lit Connected Connected normally.
Flash Not con-
nected
In the startup sequence and waiting for
connection.
Red Lit Cut off Cut off due to an error.
Flash Cut off Cut off by an internal error.
Reset (RST) Key Used to clear the error status when a branch output was cut
off by an error or there was an alarm output.
Enter (ENT) Key Used to switch the display item, enter or execute settings, etc.
Up (SEL) Key Used to change the display item forward or to increase a set
value.
Down (CH) Key Used to switch the branch output or to decrease a set value.
The branch output number that is set remains the same in
other modes.
Used to connect to the RS-485 communications line.
1 2 3 4 5 6
RST
A (−)B (+)
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