5. External connections
5.8 XV300 multi touch display as SmartWire-DT coordinator
Description/Value
Terminal type:
spring-cage terminal
Cross section
0.2 - 1.5 mm
2
(connectable conductor, solid)
AWG24 - AWG16
Strip length
6 -7 mm
Table 23: Wiring the plug connector
A miniature circuit-breaker or a fuse must be used to provide U
AUX
with external over-
current and short-circuit protection.
Standard Overcurrent and short-circuit protective device
DIN VDE 0641, part 11 and
EC/EN 60898
Miniature circuit-breaker 24 V DC, rated operational current 3 A,
trip type Z fuse 3 A,
Utilization category gL/gG
UL 61010-2-201
Miniature circuit-breaker 24 V DC, rated operational current 2 A,
trip type Z fuse 2 A
Table 24: Overcurrent and short-circuit protective device standards
5.8.2 SmartWire-DT interface
The SmartWire-DT- interface is not electrically isolated.
CAUTION
NON-GALVANICALLY-ISOLATED INTERFACES
The XV300 may be damaged by potential differences.
The GND terminals of all bus modules must be connected.
Do not connect the connector to the XV300 or disconnect it without
first de-energizing the system.
SmartWire-DT uses an eight-conductor ribbon cable in control panels. In addition to
communication wires, this ribbon cable carries the power supply for the SWD modules,
the switchgear, as well as control wires for assigning addresses.
Plug connector PIN signal Configuration
8 Poles
1
+24 V DC
Contactor control voltage
2
Chassis
ground
Contactor control voltage
3
GND
for device supply voltage and data cable
4
Data B
Data cable B
5
Data A
Data cable A
6
GND
for device supply voltage and data
(Data A, Data B)
7
SEL
Select cable for automatic addressing of the SWD slaves
8
+15 V DC
Device supply voltage
Table 25: Pin assignment for SmartWire-DT ribbon cable interface (pin header, 8-pin)
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