Hitachi SJ300-037HFE 사용자 설명서
SJ300 Inverter
Oper
ati
ons
ons
and Monitor
ing
4–9
Specifications of
Control and Logic
Connections
Control and Logic
Connections
The control logic connector board is removable for wiring convenience, as shown below (first,
remove two retaining screws). The small connector to the left is for serial communications.
remove two retaining screws). The small connector to the left is for serial communications.
Specifications for the logic connection terminals are in the following table:
Alarm
relay
Logic
inputs
Analog
inputs
Analog
outputs
Logic
outputs
H O2
CM2
13
5
3
1
14
7
6
4
2
15
AL1
AL0 AL2
11
12
8
FM
AM
O
OI
L
SP SN RP SN
Power
Serial
communications
FW
TH
PLC
CM1
P24
CM1
AMI
Retaining screw locations
Terminal Name
Description
Ratings and Notes
[P24]
+24V power for inputs
24VDC supply, 100 mA max.
[CM1]
+24V common
Common for 24V supply, [FW], [TH], inputs [1] to
[8], and [FM]. (Note: Do not ground)
[8], and [FM]. (Note: Do not ground)
[PLC]
Common for logic inputs
Common for input terminals [1] to [8], jumper to
CM1 for sinking, jumper to P24 for sourcing
CM1 for sinking, jumper to P24 for sourcing
[CM2]
Common for logic outputs
Common for output terminals [11] to [15]
[1], [2], [3], [4], [5],
[6], [7], [8]
Intelligent (programmable)
discrete logic inputs
discrete logic inputs
27VDC max. (use [P24] or an external supply refer-
enced to terminal [CM1]), 4.7k
enced to terminal [CM1]), 4.7k
Ω input impedance
[FW]
Forward/stop command
27VDC max. (use [P24] or an external supply refer-
enced to terminal [CM1]), 4.7k
enced to terminal [CM1]), 4.7k
Ω input impedance
[11], [12], [13],
[14], [15]
Intelligent (programmable)
discrete logic outputs
discrete logic outputs
Open collector type, 50mA max. ON state current,
27 VDC maximum OFF state voltage
27 VDC maximum OFF state voltage
[TH]
Thermistor input
Reference to [CM1], min. thermistor power 100mW
[FM]
PWM output
0 to 10VDC, 1.2 mA max., 50% duty cycle
[AM]
Voltage analog output
0 to 10VDC, 2 mA max.
[AMI]
Current analog output
4-20 mA, nominal load impedance 250
Ω
[L]
Common for analog inputs
Sum of [OI], [O], and [H] currents (return)
[OI]
Analog input, current
4 to 19.6 mA range, 20 mA nominal
[O]
Analog input, voltage
0 to 9.6 VDC range, 10VDC nominal, 12VDC
max., input impedance 10 k
max., input impedance 10 k
Ω
[H]
+10V analog reference
10VDC nominal, 10 mA max.
[AL0]
Relay common contact
Contacts AL0–AL1, maximum loads:
250VAC, 2A; 30VDC, 8A resistive load
250VAC, 0.2A; 30VDC, 0.6A inductive load
Contacts AL0–AL2, maximum loads:
250VAC, 1A; 30VDC 1A max. resistive load
250VAC, 0.2A; 30VDC, 0.2A max. inductive load
Min. loads: 100 VAC, 10mA; 5VDC, 100mA
250VAC, 2A; 30VDC, 8A resistive load
250VAC, 0.2A; 30VDC, 0.6A inductive load
Contacts AL0–AL2, maximum loads:
250VAC, 1A; 30VDC 1A max. resistive load
250VAC, 0.2A; 30VDC, 0.2A max. inductive load
Min. loads: 100 VAC, 10mA; 5VDC, 100mA
[AL1]
Relay contact, normally
closed during RUN
closed during RUN
[AL2]
Relay contact, normally
open during RUN
open during RUN