Specifications Of Control And Logic Connections - Hitachi L300P Series Instruction Manual

4–8
Connecting to PLCs and Other Devices
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.
SP SN RP SN
Serial
communications
Specifications for the logic connection terminals are in the following table:
Terminal Name Description
[P24] +24V power for inputs
[CM1] +24V common
[PLC] Common for logic inputs
[1], [2], [3], [4], [5] Intelligent (programmable)
discrete logic inputs
[FW] Forward/stop command
[11C]—[11A], Intelligent (programmable)
[12C]—[12A] relay outputs
[TH] Thermistor input
[FM] PWM output
[AM] Voltage analog output
[AMI] Current analog output
[L] Common for analog inputs
[OI] Analog input, current
[O] Analog input, voltage
[O2] Analog input, voltage 2
[H] +10V analog reference
Retaining screw locations
Analog outputs
FM TH FW
H O2 AM 5
AMI P24 PLC CM1
L O OI
Analog Analog Power
inputs outputs
24VDC supply, 100 mA max.
Common for 24V supply, [FW], [TH], inputs [1] to
[8], and [FM]. (Note: Do not ground)
Common for input terminals [1] to [8], jumper to
[CM1] for sinking, jumper to [P24] for sourcing
27VDC max. (use [P24] or an external supply refer-
enced to terminal [CM1]), 4.7kΩ input impedance
27VDC max. (use [P24] or an external supply refer-
enced to terminal [CM1]), 4.7kΩ input impedance
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
Reference to [CM1], min. thermistor power 100mW
0 to 10VDC, 1.2 mA max., 50% duty cycle
0 to 10VDC, 2 mA max.
4-20 mA, nominal load impedance 250Ω
Sum of [OI], [O], and [H] currents (return)
4 to 19.6 mA range, 20 mA nominal
0 to 9.6 VDC range, 10VDC nominal, 12VDC
max., input impedance 10 kΩ
–9.6 to 9.6 VDC range, ±10VDC nominal, ±12VDC
max., input impedance 10 kΩ
10VDC nominal, 10 mA max.
Logic inputs
AL1
4 3 2 1
12C 12A 11C 11A AL0 AL2
Logic Alarm
outputs relay
Ratings and Notes