Robur AY Series, Инструкция по установке, эксплуатации и обслуживанию

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Installation, user and maintenance manual – AY Condensing line, AY series
55
The CAN network can link together a maximum of: 3 DDC's, each of which is in turn
connected to 16 hot only m 16 cold only modules or 16 hot/cold modules.
Figure 5�11 – CAN network
Example of network with 4 nodes (1 DDC + 3 appliances).
LEGEND
A Robur appliance (GA/E3/GAHP)
B Robur appliance (AY)
C Robur appliance (GA/E3/GAHP)
D DDC
1 CAN-BUS network terminal node
2 CAN-BUS network intermediate node
3 CAN-BUS network intermediate node
4 CAN-BUS network terminal node
> CHARACTERISTICS OF THE CAN BUS CABLE
The CAN bus cable must meet the Honeywell SDS standard.
The following table gives details of some types of CAN bus cable, grouped according
to the maximum distance covered by each single type.
Table 5�2 – CAN BUS cables type
CABLE NAME SIGNAL / COLOR MAX LENGTH Note
Robur
Ordering Code
O-CVO008
ROBUR NETBUS H= BLACK L= WHITE GND= BROWN 450 m
Honeywell SDS 1620
In all cases the
fourth conductor
should not be used
BENDEL 3086A
H= BLACK L= WHITE GND= BROWN 450 m
TURCK type 530
DevideNet Mid Cable
TURCK type 5711 H= BLUE L= WHITE GND= BLACK 450 m
Honeywell SDS 2022
TURCK type 531 H= BLACK L= WHITE GND= BROWN 200 m
Example types of cables used to connect the CAN network.
For overall distances to cover of ≤200 m and networks with a maximum of 6 nodes
(a typical example: 1 DDC + 5 devices), a simple 3 x 0�75 mm
2
shielded cable may be
used.
As shown in Table 5.2 CAN BUS cables type
→
55, the CAN connection requires a CAN
bus cable with 3 wires. If the available cable has more than 3 coloured wires, use the
wires with the colours indicated in 5.2 CAN BUS cables type
→
55 and cut the remai-
ning ones.