Electrical installation 63
Remote control unit terminal X1
Remote monitoring terminal X2
Remote monitoring interface data, termination resistor switch
Pin
Name
Description
X1:1
Data +
RS-485 non-inverting signal
X1:2
Data -
RS-485 inverting signal
X1:3
GND
Functional ground
X1:4
+24 VDC
+24 V
DC
output
X1:5
GND
Functional ground
X1:6
REM_CTL_ENA Remote control enable signal
Pin
Name
Description
X2:1
Data +
Inverter RS-485 transmit data
X2:2
Data -
Inverter RS-485 receive data
X2:3
GND_A
Functional ground, isolated
Switch
Name
Description
S1:1
BIAS_ENA
Not used. The default is OFF.
S1:2
TER_ENA
120 ohm termination resistor enable. Set to ON at the end of the
embedded fieldbus network. The default is OFF.
Summary of Contents for PRO-33.0-TL Series
Page 1: ...ABB solar inverters Product manual PRO 33 0 TL string inverters ...
Page 4: ......
Page 10: ...10 Table of contents ...
Page 32: ...32 Hardware description ...
Page 40: ...40 Installation requirements ...
Page 70: ...70 Electrical installation ...
Page 74: ...74 Installation checklist ...
Page 110: ...110 Maintenance ...
Page 134: ...134 Navigation map The navigation map ...
Page 136: ...Contact us www abb com solarinverters 3AUA0000123261 Rev B EN 2015 06 18 ...