Variable Geometry Diffuser Setpoints Screen; Figure 22 - Variable Geometry Diffuser Setpoints Screen - York YK Series Operation Manuals

FORM 160.54-O1
ISSUE DATE: 9/10/2014

VARIABLE GEOMETRY DIFFUSER SETPOINTS SCREEN

FIGURE 22 - VARIABLE GEOMETRY DIFFUSER SETPOINTS SCREEN

OVERVIEW
(This feature applies to software version C.MLM.01.10.
xxx (and later) or C.OPT.01.10.302 (and later))
The Variable Geometry Diffuser setpoints are main-
tained on this screen. All setpoints require a login ac-
cess level of Service.
Requires a login access level of SERVICE.
Service Technicians refer to the OptiView
Control Center - Service Instructions
(Form 160.54-M1) for operation instruc-
tions and explanation of all programmable
setpoints and displayed values.
DISPLAY ONLY
Stall Detector Voltage
Displays the Stall Detector output voltage, as received
by the Microboard.
Pre-rotation Vanes Position
Displays the position of the Pre-rotation Vanes over
the range of 0% (fully closed) to 100% (fully open).
Displayed as XXX until calibration procedure is per-
formed by Service Technician.
JOHNSON CONTROLS
SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
VGD Closed Limit Switch
(Software version C.OPT.01.23.307 and later)
Displays the status of the VGD Limit Switch. Dis-
played as CLOSED when the switch is closed. This
would be when the VGD is in the fully closed position.
Otherwise, displayed as OPEN.
Diffuser Gap Close (LED)
Illuminates when a close signal is being applied to the
VGD.
Diffuser Gap Open (LED)
Illuminates when an open signal is being applied to the
VGD.
Surge Avoidance Surge Detected (LED)
(Software version C.OPT.01.23.307 and later)
Illuminates momentarily when a surge is detected by
the Surge Protection feature. If equipped with a VSD
or MV VSD, these are only the surges detected while
the drive is running at maximum frequency.
If equipped with software version C.OPT.01.22.307
or earlier, this is displayed as Surge Detected. It illu-
minates momentarily when a surge is detected by the
Surge Protection feature, regardless of the VSD operat-
ing speed.
LD15428
71
2