Output Override - ABB CBXi Series User Manual

OUTPUT OVERRIDE

HOA variants (CBXi-8R8-H,
their outputs. The override controls are located behind the flap on the front of the device:
These controls consist of a switch and a rotary knob for each output:
The channel number corresponding to the switch is shown directly below the switch.
The switch can be set to one of 3 positions:
Note:
The Controller Strategy
output module:
The value of the
Override
manually overridden. This allows the
Note: The corresponding terminal LED will indicate the override condition.
©ABB 2022 All Rights Reserved.
Subject to change without notice
WWW.CYLON.COM
FLX-4R4-H and FLX-8R8-H) include hardware override switches for each of
CBXi-8R8-H
FLX-4R4-H
When a switch is set to the Centre position the corresponding output channel is set to
mode – the output is controlled by strategy.
Auto
The rotary knob has no effect in this mode.
When a switch is set to the Bottom position the corresponding output is forced to
– both the strategy setting and the rotary knob have no effect.
When a switch is set to the Top position the corresponding output is set to
mode
•
for digital outputs, the output is forced
•
for analog outputs the rotary knob setting controls the output value.
Manual position is supervised, i.e. the
can determine if an override is in place is by connecting to the
point will be ' ' when the output is active and '
0
strategy to react to the fact that a point has been overridden.
CBXi IP Controller |
FLX-8R8-H
on
strategy is aware of the manual value.
Override
' when the point has been
1
CBXi Operation
Off
Manual
point on the
71