Overview of Smart Communication Board

The Smart Communication Board (SCB) serves as the central hub for communication and interfaces. The SCB houses all the connections required for communication with other components.

Item

Designation

Terminal

Pin

Explanation

1

Not used

X603

 

-

2

Digital switched outputs

X1401

1–2

Potential-free switched outputs OUT 1 (NO or NC contact)

3–4

Potential-free switched outputs OUT 2 (NO or NC contact)

3

Digital switched outputs

X1402

5–6

Potential-free switched outputs OUT 3 (NO or NC contact)

7–8

Potential-free switched outputs OUT 4 (NO or NC contact)

4

Digital interface terminal for ripple control receiver/external battery control

X401

1

REF (+12 to 14 V supply voltage)

2

Input 1

3

Input 2

4

Input 3

5

Input 4

6

COM (0 V ground)

5

Terminal for ripple control receiver CEI for Italy

 

X403

1

common ref connection

2

commando locale connection

3

signale esterno connection

Terminal for internal circuit breaker for central grid and system protection in accordance with VDE

X403

1

Switching contact connection for central grid and system protection control (-)

2

--

3

Switching contact connection for central grid and system protection control (+)

6

Battery communication terminal

X601

1

VDD (+12 to 14 V supply voltage)

2

CANopen High interface (data +)

3

CANopen Low interface (data -)

4

RS485 interface B

5

RS485 interface A

6

GND (0 V ground)

7

Connection

PIN 1-4
Backup switch monitor input

and

PIN 5-6
SPD monitor input (evaluation of external overvoltage protection)

X402

1

IN1 monitor input for backup switch

2

IN2 monitor input for backup switch

3

Relay monitor input for backup switch

4

GND (0 V ground)

5

PLC monitor

6

GND (0 V ground)

8

Terminal for energy meter (Modbus RTU)

X452

1

Interface A RS485/Modbus RTU

2

Interface B RS485/Modbus RTU

3

GND

9

USB 2.0 interface

X171

1

USB 2.0 max. 500 mA (for service purposes)

10

Ethernet connection (RJ45)

X207

1

RJ45 max. 100 Mbit (LAN connection for connection to a router or other devices, e.g. inverter, KSEM)

11

X206

1