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Hitachi L300P Series User Manual

Hitachi L300P Series
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Connecting to PLCs and Other Devices
Operations
and Monitoring
4–8
Specifications of
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.
Specifications for the logic connection terminals are in the following table:
Alarm
relay
Logic inputs
Analog
inputs
Analog
outputs
Logic
outputs
H O2 5 3 14 2
AL1
AL0 AL2
FM
AM
O OIL
SP SN RP SN
PowerSerial
communications
FW
TH
PLC
P24
CM1
AMI 12C 12A 11C 11A
Analog outputs
Retaining screw locations
Termin al 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)
[PLC] Common for logic inputs Common for input terminals [1] to [8], jumper to
[CM1] for sinking, jumper to [P24] for sourcing
[1], [2], [3], [4], [5] Intelligent (programmable)
discrete logic inputs
27VDC max. (use [P24] or an external supply refer-
enced to terminal [CM1]), 4.7kΩ input impedance
[FW] Forward/stop command 27VDC max. (use [P24] or an external supply refer-
enced to terminal [CM1]), 4.7kΩ input impedance
[11C]—[11A],
[12C]—[12A]
Intelligent (programmable)
relay outputs
Normally open contacts (1 Form A),
250 VAC / 30 VDC, 5A (resistive load) maximum
250 VAC / 30 VDC, 1A (inductive load) max.
Minimum 5 VDC, 1mA
[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 250Ω
[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 kΩ
[O2] Analog input, voltage 2 –9.6 to 9.6 VDC range, ±10VDC nominal, ±12VDC
max., input impedance 10 kΩ
[H] +10V analog reference 10VDC nominal, 10 mA max.

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Hitachi L300P Series Specifications

General IconGeneral
BrandHitachi
ModelL300P Series
CategoryInverter
LanguageEnglish

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