Function Of Control Circuit Terminals - Sanken SAMCO-NS Series Instruction Manual

Function of control circuit terminals

Type Terminal
Terminal Name
Symbol
Digital signal common
DCM
terminals
DI1
Multi-Functional input
terminals
～
DI5
Analog signal common
ACM
terminals
Frequency setting power
+V
supply
Analog voltage input
VRF
terminal
Analog voltage or input
V/I
Current terminal
Power
24V
24V client's power supply
Supply
Multifunctional collector
DO1
output terminals
DOE
0～10V voltage output
Vout
terminal
4～20mA current output
Iout
terminal
TRA
RS485 communication sending/receiving (+)
TRB
RS485 communication sending/receiving (-)
RS485 common
SG
communication terminals
JP2 Terminal resistor switching
selected
Abnormal alarm signal
Output and multifunctional
FA
FB
Contact output
FC
Function Description Rated Specification
Common terminals for digital input and
Total current consumed:
output signals and 24V power supply
100mA or less
Input resistor：about 6.6kΩ
Signals valid while the short
-circuited between DIX and
When short-circuited：about 3～5mA
DCM
Common terminals for analog
Total current consumed:100mA
Input and output
DC 10～12V
Connected to a potentiometer
※ it can not be connnected to any
of 5kΩ，0.3W or above
Element other than the potentiometer
Setting frequency through input
Input resistor：about 34kΩ
voltage
Max. alllowed voltage：DC12V
Voltage input is the same spec. as
VRF current input resisto: about
This way of current/voltage
250Ω, Max.allowed current:30mA
switching independely
Max. allowable output current
DC24V Power supply for customer
for DC 24V 150mA
Sending signals for function through Open collector output
selected fuction code.
Allowable loading: DC48V
voltage output for setting
0～10V
internal signal
Current output for setting
4～20mA
Internal signal
RS485"+" signal
Communication speed:1200-57600bps
RS485"-" signal Total Length：500m
SG terminal for connected
selected on site for Inverter side
※
communicated equipment while
Communication equipment side
RS485 on communication
Single-end earthed
The selection of whethe connected OFF Resistor Open
100Ω terminal resistor ON
The default of that terminal is
Contact capacity: AC250V/0.3A
Inverter warning and stop contact
The selection of warning contact
output signal, which is selected the
Normal：FA-FC opened
others function through setting
Abnormal：FA-FC closed
function code of F1513、F1504
-18-
or less
、50mA
Resistor Connection