Emerson SolaHD SDU AC B Series User Manual page 10

7. USB Port: High speed 2�0 Standard USB Type B Peripheral Communication Port used to establish control
and monitoring with UPSwatch software�
8� COMM PORT: Communication card slot�
COMM CARDS: SDUCFRELAYCARD and Active communication cards can be purchased separately�
The UPS can detect the presence of a COMM CARD and identify what kind of COMM CARD is inserted� USB
communication will have precedence over COMM CARDS�
For more details, please reference documents within the SDU AC B-Series webpage within www�SolaHD�com �
9. REMOTE ON/OFF TERMINALS: Use a switch to remotely toggle ON/OFF state� Non-Polarized terminals� No
external voltage is required� We recommend using stranded UTP (Unshielded Twisted Pair) wire
for connections�
WARNING
Remote ON/OFF is grounded to the UPS internal signal ground so it should be isolated from
the chassis ground to prevent any ground potentials that may cause a unit malfunction or
damage. In addition, isolate the Remote ON/OFF wiring away from high current, high voltage,
and high frequency components to prevent any magnetically coupled noise on the Remote On/
Off connections.
Screw
Insulation Withstands Volts
Preferred AWG
Screw Torque
Catalog Number
SDU AC B-Series
Page: 8
M3.0; Current rating = 35 A, AC 600 V
A 2000 V min�
8–18 AWG
9 lb-in (101�68 N-cm)
Screw Terminals Description
Figure 3: Product Dimensions
Dimensions in Inches (Millimeters)
H
5�0 (126�7) 11�0 (279�5)
W D
5�3 (135�2)