SMA Com Gateway, Installation Manual

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4 Product Overview SMA Solar Technology AG
Installation Manual COMGW-10-IA-en-13 11
4 Product Overview
4.1 SMA Com Gateway
The SMA Com Gateway is a media and protocol converter that integrates PV systems and
components connected with each other via RS485 into the SMA Speedwire network.
The main tasks of the SMA Com Gateway are:
• Communication with up to 50 participants of an RS485 bus
• Reading off, storing and making system data available to an SMA Data Logger
• Forwarding parameters from the SMA Data Logger to the connected RS485 devices
• Forwarding system control commands and system regulation commands to the connected
RS485 devices
SMA C
OM G
ATEW
AY
X3
X2
X4
X5
RS485
RS485
A
E
D
A
D
C
B
F
−
+
10-30V
DC
X1
RS485
SMA C
OM G
ATEW
AY
RS485
A
A
K
I
H
G
Figure 2: SMA Com Gateway design
Position Designation
A Press-out brackets for wall mounting
B Port for connecting the RS485 devices
C Reserved for future applications
D Network ports with status LEDs for connecting to the network
E Type label
The type label clearly identifies the product. You will require the information
on the type label to use the product safely and when seeking customer sup-
port from the SMA Service Line. You will find the following information on the
type label:
• Device type (Model)
• Serial number (Serial No.)
• Date of manufacture
• Device-specific characteristics