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SMA Sensorbox User Manual

Page 51

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SMA Solar Technology AG

Startup

Installation Guide

Sensorbox-IEN100914

51

9. Insert the detached cable shield into the terminal.

10. Connect the wires to the "F2: OUT RS485" terminals

of the Sunny SensorBox. Note the configurations in
your RS485 communication bus.
Write down the color of the wires:
GND | 5 ________________________
D+| 2 ________________________
D- | 7 ________________________

11. Make sure the gasket of the cable gland is properly seated.
12. Screw the lock nut onto the cable gland until finger tight to fix the RS485 communication cable

(torque: 0.8 Nm).

13. Make sure the termination resistor is plugged in (see section 9.2 ”Terminating the RS485 Bus

on the Sunny SensorBox” (page 62)).

14. Close the Sunny SensorBox (see page 61).

☑ The SensorBox is now connected to another RS485 bus node.

D+

GND

D-

2

5

7

PE

PE

2 3 5 7

C

B
A

+12 V

F2: OUT

RS485

IP -

+12 V
GND
D +
D -

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