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Sofar 1100TL - Page 35

Sofar 1100TL
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SOFAR 1.1K~3KTL User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
- 30 -
Type
RS485
CT
Logic interface
Connector
Label
TX-
TX+
CT+
CT-
The following
table
Function
RS485
differential
signal-
RS485
differential
signal+
CT+
CT-
Figure 4-20
The logic interface pin definitions and circuit connections are as follows:
The function of logical interface needs to be set on the display screen, please
refer to the operation steps in section 6.3 .
Logic interface pin are defined according to different standard requirements.
(a) Logic interface for AS/NZS 4777.2:2015, also known as inverter demand
response modes (DRMs).
The inverter will detect and initiate a response to all supported demand

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