Connecting The Rs485 Power Injector To The Sunny Sensorbox - SMA SUNNY SENSORBOX Installation Manual

Startup
7.5.3 Connecting the RS485 Power Injector to the
Sunny SensorBox
NOTICE
Short circuit due to faulty wiring.
• The RS485 Power Injector must be connected directly to the Sunny SensorBox.
• Do not connect any other RS485 bus node between these two devices.
RS485 Power Injector
1. Remove about 1
from the RS485 Power Injector end of the RS485
communication cable.
2. Shorten the cable shield by
3. Pull back the cable shield and cover with
conductive adhesive film. This is where the shield
clamp will be attached later.
4. Shorten unused wires until flush with the cable sleeve.
1
5. Strip ⁄ in. (6 mm) of insulation from the wires.
4
6. Connect the wires with the plug.
Write down the color of the wires:
+12V ________________________
GND ________________________
D+ ________________________
D - ________________________
7. Insert the plug into the "RS485+Power OUT" socket
of the RS485 Power Injector.
☑ The RS485 Power Injector is connected.
48 Sensorbox-eng-IA-IUS-112515
5
⁄ in. (40 mm) of cable sleeve
8
5
⁄ in.(1.5 cm).
8
SMA America, LLC
Installation Manual