Page 282 - Electronic Mechanic - TP - Volume - 2

ELECTRONICS MECHANIC - CITS

5 Connect Output port (Port No.2) of the 5/2 Solenoid valve to the Input (Piston Rod end side) of the Double
Acting Cylinder
6 Connect another Output port (Port No.4) of the 5/2 Solenoid valve to the Input (Piston head end side) of the
Double Acting Cylinder

7 Fix the Limit switch S2 at extreme end position of the Cylinder piston Rod.

Note:- Instructor should check the connections properly
Instructor can set the pressure as per requirement
Check the Limit switch position

B Electric Connection
1 Connect the NO contact (contact no.3) of the Push button switch (PB) to 24V of the power supply.
2 Connect another point of NO contact (contact no.4) of the Push button switch (PB) to A1 of the Relay coil
(K1).
3 Connect A2 of the Relay coil(K1) to 0V of the power supply.
4 Connect the NO contact (contact no.3) of the Relay (K1) to 24V of the power supply.
5 Connect another point of NO contact (contact no.4) of the Relay(K1) to Solenoid coil Y1.

6 Connect another point of the Solenoid coil Y1 to 0V of the power supply.
7 Connect the NO contact (contact no.4) of the Limit Switch to 24V of the power supply.
8 Connect Common contact (contact no.1) of the Limit Switch to A1 of the Relay coil (K2).
9 Connect A2 of the Relay coil(K2) to 0V of the power supply.

10 Connect the NO contact (contact no.3) of the Relay (K2) to 24V of the power supply.
11 Connect another point of NO contact (contact no.4) of the Relay (K2) to Solenoid coil Y2.
12 Connect another point of the Solenoid coil Y2 to 0V of the power supply.
13 Get the connection checked by the Instructor.
14 Switch on the Air supply.

15 Switch ON 24V DC power supply.
16 Observe the automatic return of the Double acting cylinder by press / release the PB
17 Get the result checked by the Instructor.

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CITS : E & H - Electronics Mechanic - Exercise 193 & 196