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Example 2: When the output of the molding machine connected to the amplifier is
“voltage output”
Connect the signal by using a relay adaptable to the output voltage of the output signal from the molding
machine.
* When using an electromechanical relay, use a relay equipped with the coil surge absorption circuit.
Example of connection of input signal using a relay when the molding machine output signal is DC
V
ON/OFF output
●
Output signal circuit specifications (alarm output)
The alarm output from the amplifier is up to 100 mA (30 V or less)
in the NPN open collector.
Use the power supply with the negative side connected to the
ground.
Example: Connect I/O signals using the 24 VDC power supply and 24 VDC relay.
* When using an electromechanical relay, use a relay equipped with the coil surge absorption circuit.
* Use an independent power supply separate from the power supply for the molding machine.
Trigger or clear alarm
DC
V relay
Molding machine output signal
Relay in molding machine
(close mold signal etc.)
24 VDC relay
Alarm signal
connection
destination
Alarm output
←
100 mA or less
24 VDC
power supply