IGS-NT Installation Guide
106
CAN
AND
RS485
BUS TOPOLOGY
N
OTE
:
See the website
for information about the CAN bus, specifications, etc.
13.2.1.
Wiring examples
1. For shorter distances (all network components within one room)
– picture 1
interconnect A and B; shielding connect to PE on controller side
2. For longer distances (connection between rooms within one building)
– picture 2
interconnect A, B, COM; shielding connect to PE at one point
3. In case of surge hazard (connection out of building in case of storm etc.)
– picture 3
We recommend using the following protections:
•
Phoenix Contact (
): PT 5-HF-5DC-ST with
PT2x2-BE (base element)(or MT-RS485-TTL)
•
Saltek (
): DM-006/2 R DJ
Recommended data cables: BELDEN (
1. For shorter distances: 3105A Paired
– EIA Industrial RS-485 PLTC/CM (1x2
conductors)
2. For shorter distances: 3105A Paired
– EIA Industrial RS-485 PLTC/CM (1x2
conductors)
3. In case of surge hazard: 3106A Paired
– EIA Industrial RS-485 PLTC/CM (1x2+1
conductors)
Содержание IG-NT
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