ABB ACS850-04 series, Quick Installation Manual

Page: 9 / 108

Quick installation guide - ACS850-04
9
• Set the jumpers on the control unit to the
appropriate position:
DI/DIO grounding selection – Located
between XD24 and XDI. Determines whether
the DIGND (ground for DI1…DI5) floats, or if
it is connected to DIOGND (ground for DI6,
DIO1 and DIO2). If DIGND floats, the
common of DI1…DI5 (either GND or V
cc
)
should be connected to XD24:2.
AI1 – Determines whether Analog input AI1
is used as a current or voltage input.
AI2 – Determines whether Analog input AI2
is used as a current or voltage input.
T – Drive-to-drive link termination. Set to ON
if the drive is the last unit on the link.
Mounting the clamp plate
The clamp plate can be fastened at the top or
the bottom of the JCU Control Unit.
1
DIGND floats
DIGND tied to DIOGND
XD24
2
4
2
3
1
XD24
2
4
2
3
AI1
AI2
1
7
AI1
AI2
1
7
Current Voltage
AI1
AI2
1
7
AI1
AI2
1
7
Current Voltage
T
ON OFF
T
0.7 N·m (6.2 lbf·in)
Use shrink tubing or tape
to contain strands
Remove outer jacket of cable at
clamp to expose cable screen
1.5 N·m (13 lbf·in)