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Installation and Wiring
2.2.5 I/O extension board
S1
Figure 2-8 Outline and dimensions of the I/O extension board
Table 2-3 Description of I/O extension board terminals
Terminal Pin Function Description
J3
BK+ BK- MC+ MC-
BK+
Relay output terminal: Brake Relay
BK-
MC+
Relay output terminal: MC Relay
MC-
J4
485+ 485- PT+
CGND
485+
RS485 communication input terminal
485-
PT+
Temperature detection terminal,
supporting PT100 and PTC
CGND Power ground
J2
DI6 DI7 DI8
CGND
DI6 DI terminal: IGBT Enable
DI7 DI terminal: UPS Enable
DI8 DI terminal: Single phase UPS Enable
CGND Power ground