SPX FLOW APV CU4 plus Instruction Manual page 18

SPX FLOW
SPX FLOW_CU4.plus. 24V Direct Connect_IECEx_Zone 2_GB-1_012024_for D4. Valves.indd
power supply +
power supply -
linear sensor
(in sensor
tower, upper
part)
(connected
with sensor 2
e-module)
18
4. Mechanics and Pneumatics
4.3. Functional description - block diagrams
4.3.2. CU43plus-D4 for D4 SL double seat mix proof valves
Y1
1 Power +
2 Power - Y2
LED 6
3 DO Valve Closed
Y3
4 DO Valve Open
P
5 DO Upper Lift
LED 5
6 DO Lower Lift
7 DO Service
LED 9
8 DI Main Valve
LED 3/4
LED 8
LED 7
9 DI Upper Lift
10 DI Lower Lift
11 5VDC
LED 2
12 Sensor 2
13 GND
LED 1
JST Sensor 1
M1
M2
Operating directions of valve targets
main stroke
upper seat lift
lower seat lift
linear sensor
(in sensor tower,
lower part)
(connected with
sensor 1
e-module)
sol. 1
IN
air
sol. 2
sol. 3
down M1 + M2
up M2
down M1
M1 - magnet lower shaft
M2 - magnet upper shaft
exhaust air
exhaust air
Control Unit
CU4plus Direct Connect
Instruction Manual GB-0
GB