ABB ACS880-207 Hardware Manual page 133

XRO3
XD24 XPOW
XRO2
XDIO XAO
XRO1
XDI XAI
X485
XSTO
XD2D
XSTO
OUT
Description
XAI Analog inputs
XAO Analog outputs
XDI Digital inputs, Digital input interlock (DIIL)
XDIO Digital input/outputs
XD2D Drive-to-drive link
XD24 +24 V output (for digital inputs)
XETH Ethernet port
XPOW External power input
XRO1 Relay output RO1
XRO2 Relay output RO2
XRO3 Relay output RO3
XSTO Safe torque off connection (input signals). Safe
torque off functionality is not available in supply
units.
XSTO OUT Safe torque off connection (output for powering
XSTO inputs of inverter units). Safe torque off
functionality is not available in supply units.
X12 (On the opposite side) Connection for FSO-xx
safety functions module in inverter modules. Safe
torque off functionality is not available in supply
units.
X13 Control panel connection
X485 Not in use
V1T/V1R, Fiber optic connection to converter modules 1
V2T/V2R and 2 (VxT = transmitter, VxR = receiver)
V3T/V3R Fiber optic connection to converter modules 3...7
... (BCU-12/22 only)
V7T/V7R (VxT = transmitter, VxR = receiver)
V8T/V8R Fiber optic connection to converter modules
... 8...12 (BCU-22 only)
V12T/V12R (VxT = transmitter, VxR = receiver)
SD CARD Data logger memory (SD)
BATT OK Real-time clock battery voltage is higher than
2.8 V. If the LED is off when the control unit is
powered, replace the battery.
FAULT The control program has generated a fault. See
the firmware manual of the supply unit.
PWR OK Internal voltage supply is OK
WRITE Writing to SD card in progress. Do not remove the
SD card.
The control unit 133