SMA Wireless-Set485-01 - Manual (Page 25)

SMA Solar Technology AG The Wireless-Set485-02
Installation Guide WirelessSet485-IEN091511 25
6.3 Mounting
Mount the Wireless-Set485-02 as is described in chapter 4 "Mounting" (page 12).
6.4 Electrical connection of the Wireless-Set485-02
First connect all devices on the inverter side, then those on the communication device side. The inverter
side should be connected in the same way as the inverter side of the Wireless-Set485-01 (see 5.2 ).
On the communication device side, the radio module of the Wireless-Set485-02 is directly connected
to the radio module of the Wireless-Set485-01. The following instructions need to be carried out in
sequence:
6.4.1 Preparing the plug adapter from Wireless-Set485-01
Carry out the following instructions on the communication device side of the Wireless-Set485-01
(Set 1).
1. Unplug the power supply unit of the RS485 Power
Injector from the plug socket.
2. Pull the RS485 communication cable and
termination plug out of the radio module of the
Wireless-Set485-01.
3. Remove 1.5 cm of the cable sheath on the RS485
communication cable.
4. Shorten the shielding to 1.5 cm, fold it back, and
wrap it with conductive adhesive foil.
5. Plug the plug back into the radio module of the
Wireless-Set485-01.
Inverter Side Communication Device Side
1. Connect the antenna cable to the radio
module (see chapter 5.2 ).
2. Connect the inverters to each other (see
chapter 5.3 ).
3. Connect the RS485 Power Injector
(see chapter 5.4 ).
– Connect the inverter to the RS485
Power Injector.
– Connect the radio module to the RS485
Power Injector.
– Affix the shield clamp.
1. Connect the antenna cable to the radio
module (see chapter 5.2 ).
2. Connect the radio module to the Wireless-
Set485-01.
– Prepare the radio module of the
Wireless-Set485-01
(see chapter 6.4.1 ).
– Connect the radio module to the radio
module of the Wireless-Set485-01
(see chapter 6.4.2 ).
– Affix the shield clamp
(see chapter ).