S1 series standard inverter
-29-
Terminal
name
Technical specification
RO1B
Contact capacity: 3A / AC250V, 1A / DC30V
RO1C
RO2A
RO2 relay output; RO2A is NO, RO2B is NC, RO2C is common port
Contact capacity: 3A / AC250V, 1A / DC30V
RO2B
RO2C
HDO
1. Switch capacity: 50mA / 30V
2. Range of output frequency: 0
–50kHz
3. Duty ratio: 50%
COM
Common port of + 24V
CME
Common port of open collector output
Y1
1. Switch capacity: 50mA / 30V
2. Range of output frequency: 0
–1kHz
485+
485 communication interface
485-
PE
Grounding terminal
PW
Provide input digital working power from external to internal
Voltage range: 12
–24V
24V
The inverter provides user power; the maximum output current is 200mA
COM
Common port of + 24V
S1
Digital input 1
1.
Internal impedance: 3.3kΩ
2. Accept 12
–30V voltage input
3. This terminal is bi-directional input terminal and supports NPN
/ PNP connection modes
4. Max. Input frequency: 1kHz
5. All are programmable digital input terminals, users can set the
terminal function via function codes
S2
Digital input 2
S3
Digital input 3
S4
Digital input 4
HDIA
Besides S1
–S4 functions, it can also act as high frequency pulse input channel
Max. Input frequency: 50kHz
Duty ratio: 30%
–70%
HDIB
+24V
–H1
STO input 1
1. Safe torque off (STO) redundant input, connect to external NC
contact, STO acts when the contact opens, and the inverter
stops output
2. Safety input signal wires use shielded wire whose length is
within 25m
+24V
–H2
STO input 2
4.4.2 Input/output signal connection diagram
Set NPN /PNP mode and internal/external power via U-type short-contact tag. PNP internal mode is
adopted by default.
