Connecting The Bus Coupler Logic And Load Supply - Aventics SERCOS III Instrucciones De Servicio

66 AVENTICS | SERCOS III | R412012610–BDL–001–AB
Assembly
PO WE R
X10
2 1
3 4
6.3.4 Connecting the bus coupler logic
and load supply
Power is supplied to the valves and the bus coupler via the X10
(POWER) plug.
When connecting the logic and load supply of the bus coupler,
ensure pin assignment according to Table 6.
Table 6: Assignment of the X10 (POWER) plug, M12, A-coded
Pin X10 Assignment
1 U Bus coupler logic power supply
L
2 U Valve power supply
Q1
3 OV Ground for U
4 U Valve power supply2)
Q2
1)
The power supply (pin 1) must be protected by an external fuse (500 mA, F).
2)
Both voltage supplies (pin 2, pin 4) must be protected by an external fuse
(3 A, F).
W
U , U , and U
L Q1 Q2
W
With the U and U
Q1
switched off byte by byte (each byte represents 4 double
solenoid or 8 single solenoid valves).
W
The S2 sliding switches are used to assign the valve groups
(4 or 8 valves) (see "Selecting the valve supply" on page 71).
This enables e.g. a separate switch-off.
The load supply cable must fulfill the following requirements:
W
Cable socket: 4-pin, A-coded without center hole
W
Adjust the line cross-section to the total current and line
length:  0.5 mm
W
Length: max. 20 m
2)
, U , and U
L Q1
are galvanically connected to one another.
valve supplies, the valves can be
Q2
2
per wire
1)
Q2