S1 series standard inverter
-30-
Keypad port
USB port
R02A
R01A
+10V
AI2
AI1
HDIB
HDIA
S4
S3
S2
S1
GND
AO1
Y1
HDO
COM
PW
R02B
R01B
+24V
H1
R02C
R01C
H2
PE
COM
COM
485G
485-
CME
+24V
485+
+24V
U-type short-
contact tag of H1
and +24V
U-type short-
contact tag of
PW and COM
U-type short-contact
tag of COM and
+CME
U-type short-
contact tag of H2
and +24V
Fig 4.20 Position of U-type short-contact tag
Note: As shown in Fig 4.19, the USB port can be used to upgrade the software, and the keypad port
can be used to connect an external keypad. The external keypad cannot be used when the keypad of
the inverter is used.
If input signal comes from NPN transistors, set the U-type short-contact tag based on the power used
according to the figure below.
S1
S2
COM
PW
+
24V
COM
+
24V
Internal power
(
NPN mode
)
S1
S2
COM
PW
+
24V
COM
+
24V
External power
(
NPN mode
)
+
24V
Fig 4.21 NPN mode
If input signal comes from PNP transistor, set the U-type short-contact tag based on the power used
according to the figure below.