HRX-OM-W058
Chapter 3 Transport and Setting Up
HRS-R Series 3.7 Wiring of external switch
3. Plug the prepared connector in to the contact input/output connector that is on the back
of the thermo-chiller.
Fig. 3-20 Connecting the connector
3.7.3 Setting items
Table 3-8 shows the setting items of the external switch. For details, refer to
5.19 Communication function.
Table 3-8 Setting list of the external switch
Initial value
(Default setting)
Communication
setting menu
Contact input/output communication
Contact input signal 1 type
Contact input signal 1
delay
timer (time delay) of
reading
Contact input signal 1 OFF
detection timer
Contact input signal 2 type
Contact input signal 2
delay
timer (time delay) of
reading
Contact input signal 2 OFF
detection timer
Example: Connect flow switch A to contact input signal 1 in local mode.
Serial RS-485/RS-232C
D-sub 9 (Female)
Contact input/output connector
for DIO communication
Connector is supplied as accessory
Optional connectors
Not for communication