HRX-OM-S010
Chapter 2 Contact input/output communication
HRS100/150 Series
2.1
Precautions for communication
2-1
Chapter 2 Contact input/output
communication
The device is equipped with a terminal which runs/stops the product. It is
also equipped with a terminal which picks up operation signals, alarm signals
and setting condition.
The device starts contact input/output communication according to the
setting of the operation display panel. Contact input/output communication
can be customized by changing the settings. Table 2-1
’’ shows the contents which can be changed by the operation display
panel.
Table 2-1 Customizable content
Signal
Can be changed
Contact input signal
（
2pcs.
）
Signal configuration
（
Alternate/Momentary
）
Contact output signal
（
3pcs.
）
Type of signal, signal operation
（
N.O type / N.C type
）
2.1 Precautions for communication
2.1.1
Precautions wiring communication
○Communication wiring
A communication cable that connects the product and customer system is
not included with the product. Please prepare a cable, referring to 2.3
‘’Terminal block explanation. In order to avoid malfunction, do not connect to
any place other than those shown in 2.3
○Power supply
To use the power of the product, the total load current must be 500mA or
less.
If the load is 500mA or more, the internal fuse is cut to protect the product
and the alarm [AL21 DC line fuse cut] is generated. Refer
to the “Installation
/ Operation” of the operation manual for alarms.
2.1.2
Precautions after wiring and before communication
○Check or set the communication mode by the operation display panel.
・
Communication mode shall be DIO.
Other modes can perform reading, but only DIO mode can perform writing.
