Installation manual

8
*External signal input requires the external I/O adapter (Model: PAC-YG10HA), sold separately.
4-1. External input function
(1) The function of external input
• Emergency stop/normal operation, ON/OFF, local remote control prohibit/permit can be controlled for
conditioners on a system with a non-voltage contact signal input from an external input source.
(the dip switches)
• The condition of external input signal is displayed on the operation setting screen for each group.
Table 4-1. Function settings of external input
No. External signal input function Remarks
1 Do not use external input signal (factory setting)
2
Execute emergency stop/normal with level signal The local remote controller ON/OFF operations, and
the controller ON/OFF operation and prohibit/enable
change operations will be prohibited during
emergency stop.
3
Perform ON/OFF with level signal The local remote controller ON/OFF operations, and
the controller ON/OFF operations and
prohibit/enable change operations will be prohibited.
4
Perform ON/OFF, prohibit/enable with pulse
signals
Set the pulse width while the contact is ON to 0.5 to
1 sec.
*Settings for these functions can be set with the Initial Setting Web.
(2) Level signal and pulse signal
(3) External input specification
CN2 Lead wire
Emergency stop/normal level
signal
ON/OFF,
level signal
ON/OFF, prohibit/enable pulse signal
No. 5 Orange Emergency stop/normal input ON/OFF input ON input
No. 6 Yellow Not used Not used OFF input
No. 7 Blue Not used Not used Local remote controller operation prohibit input
No. 8 Gray Not used Not used Local remote controller operation enable input
No. 9 Red External DC source “+” “12V DC” or “24V DC”
4 External in
p
ut/out
p
ut functions