19
WILO SE 03/2013
English
NOTE: CAN terminals (L1, L2, H1, H2 and Earth)
are compliant with "reinforced insulation"
(as described in EN61010-1) compare to main
(L, N) and SSM terminals (and vice-versa).
- Screw X-Care cover.
Designation
Allocation
Notes
Earth connection
L, N
Mains connection voltage
Single phase network
SSM
Defect post relay
After several occurrences (up to 6 depending on fault
configuration) of one single defect, relay is disabled.
Dry-contact features :
minimum: 12 V DC, 10 mA
maximum: 250 V AC, 1 A
Earth connection for CAN bus
CAN L1
CAN Low
CAN bus input wire
CAN L2
CAN Low
CAN bus output wire
CAN H1
CAN High
CAN bus input wire
CAN H2
CAN High
CAN bus output wire
Connection to mains supply
Terminals
Connect the 3 wire cables on the power terminals and
earth.
Connection of input / output
Terminals
Connect CAN bus cables.
Use 2-wires shielded cable (0.2 to 2.5 mm
2
stranded or
rigid).
Insulating diameter : 5 to 8 mm
Defect post relay connection.
Use 2-wires cable (0,2 to 2.5mm
2
stranded or rigid).
Insulating diameter : 5 to 8mm
CAN bus DIP switch settings
CAN bus input cable only.
Example: - One single product is connected
to CAN bus .
- Last device of a CAN network
(bus termination).
CAN bus (input / output).
Example: Every devices of a CAN network
except termination.
L
N
CAN bus input wire
CAN bus output wire
C
A
N
H
2
C
A
N
L
2
C
A
N
H
1
C
A
N
L
1
