This circuit uses a Darlington transistor and was found in a 1986 documentation. The circuit controls a current of up to 1 A with 24 V supply. The solenoid must have a resistance of 56 ohms and a reactance of 56 mH.
This circuit uses a Darlington transistor and was found in a 1986 documentation. The circuit controls a current of up to 1 A with 24 V supply. The solenoid must have a resistance of 56 ohms and a reactance of 56 mH.