12
Frequency inverters
Control Circuit
Side by side mounting
Type
No.
Signal name
Function
Signal level
Digital
input
signals
PCS
Input power supply
External power supply terminal for input signal (input)
...At sink logic
Internal power supply output terminal for input signal (output)
...At source logic
24 VDC ±10%
P24
Internal 24 VDC
24 VDC internal power supply
24 VDC ±10% 30 mA
1
Multi-function Input selection 1
Factory setting: Forward/ Stop
2
Multi-function Input selection 2
Factory setting: Reverse/ Stop
3
Multi-function Input selection 3
Factory setting: Fault reset
4
Multi-function Input selection 4
Factory setting: Emergency stop fault
5
Multi-function Input selection 5
Factory setting: Multi-step speed reference 1
L
Multi-function Input selection common
--
--
Analog inpu
t
si
gnal
H
Frequency reference power supply
10 VDC 10 mA max
O
Voltage frequency reference signal
0 to 10 VDC (10 K
Ω
)
OI
Current frequency reference signal
4 to 20 mA (250
Ω
)
L
Frequency reference common
--
Dig
ital ou
tp
ut
s
ignals
AL2
NC output
Factory default relay settings
Under normal operation:
AL2-AL0 Closed
Under abnormal operation or power shutdown: AL1-AL0 Open
250 VAC 2.5 A
30 VDC 3 A
AL1
NO output
250 VAC 1 A
30 VDC 1 A
AL0
Relay Output common
11
Multi-function output terminal
Factory setting: Frequency arrival signal at a constant speed
27 VDC
50 mA max
CM2
Output signal common
--
Monitor
Si
gnal
AM
Analog frequency monitor/Analog output
current monitor
Factory setting: Analog frequency monitor
0 to 10 VDC 1 mA
