Adtech iMASTER – A1 Series - Page 30

A1-User’s Manual
２６
A1 VFD terminal names and descriptions are summarized
Terminal Name
In/Out
Functional Description
Value
Main Circuit Connector
R,S,T (L1, L2, L3)
IN
3 Phase 50/60 Hz, AC input power supply.
200 ~240V ± 10%
380 ~480 V ± 10%
U,V,W (T1,T2,T3)
OUT
3 Phase PWM output power for motor
-
P,N
-
Optional External Braking Unit Connector.
[1] 30~132 kW (40 ~ 250 HP) models
-
[2] RB
-
[3] Dynamic Braking Resistor connector
5.5~22kW
-
G
-
Ground Terminal
-
Control Circuit Connector
P24
OUT
Power Supply for external device
(Always ON)
24VDC ± 7%,
P24+PCS = 300mA
PCS
OUT
Power Supply for external device such as PLC
(Available ON or OFF)
Multi function
digital Input[1:8]
IN
8 Bit Intelligent input terminal. By programming the
respective terminal, can be used as command
Contact Closed : ON
Contact Open : OFF
Min ON Time : 12 ms
CM
-
Common Terminal for Intelligent Input and
Monitor Output
-
AMI
OUT
Analog Current Output
4~20mA, 250 Ω
FM
OUT
Analog Voltage Output
0~10Vdc, 1mA
L
-
DC Power Supply Common
-
H (P12)
OUT
Power Supply for Potentiometer
12VDC
O
IN
Analog Voltage for Frequency Reference
0 ~ 10 VDC, 10 kΩ
OI
IN
Analog Current for Frequency Reference
4~ 20mA, 200 Ω
AL0, AL1, AL2
OUT
Intelligent output terminal:
OUTPUT RELAY 1, 2
Run status signal(RUN), Frequency arrival
signal(FA1),
Set frequency arrival signal(FA2),
Overload advance notice signal(OL),
PID error deviation signal(OD), Alarm signal(AL)
AC 250V /
2.5A (resistor load)
0.2A (inductor load)
DC 30V /
3.0A (resistor load)
0.7A (resistor load)
RN0, RN1
RN2, RN3
OUT
Intelligent output terminal
OUTPUT RELAY 3
SA
IN
Safety Input terminal:
SA closed, SB open: Drive output disabled
-
SB
SC
Common terminal for Safety Input, CM connection
Communication Connector
RXP
IN/OUT
RS 485 Positive Communication Terminal
RS 485 Negative Communication Terminal
RXN
IN/OUT