SMA METEO STATION Installation - Manual (Page 22)

6 Commissioning SMA America, LLC
22 MeteoStation-eng-IA-IUS122210 Installation Manual
6. Strip the insulation of both conductors of the RS485 cable by
1
⁄
4
in. (6 mm) and connect these
to Pin 3 and Pin 4 of the connecting terminal plate. Observe the correct polarity: "Data +" to
Pin 3 and "Data − " to Pin 4 (see 6.1 "Terminal Assignment of the Pre-harnessed Connection
Cable", page 21 and the technical description "RS485 Cabling Plan")
6.3 Connecting the Power Supply Unit to the Power Supply
Requirements:
☐ The module temperature sensor must be connected (see Section 5.3 "Mounting the Module
Temperature Sensor", page 19).
☐ The power supply unit must be connected to the connecting terminal plate
(see Section 5.3 "Mounting the Module Temperature Sensor", page 19).
☐ The SMA Meteo Station must be connected to the connecting terminal plate
(see Section 6.2 "Connecting the Meteo Station to the RS485 Communication Bus", page 21).
1. Install the power supply unit as described in the Installation Instructions for Power Supply Unit
from Phoenix Contact.