Johnson Controls YORK YK Style G OPTIVIEW User Manual

FORM 160.54-O1
ISSUE DATE: 9/10/2014
JOHNSON CONTROLS
70
SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
tion in the Microboard, while the drive is running at
less than maximum frequency.
VGD Count
Displays the number of times the Stall Detector Board
output voltage goes above the High Limit Setpoint.
The count can be cleared with in ADMIN access lev-
el using the VGD CYCLE COUNT key on the VGD
SETPOINTS Screen.
VGD Time ( __Days __Hrs __Min __Sec)
Displays the accumulated time the Stall Detector Board
output voltage is greater than the High Limit Setpoint
while the chiller is running.
Control Status
Displays the current state of the VGD control. The
states are: Stall Waiting, Stall Reacting, Probing, Surge
Reacting, Surge Waiting, Hot Gas Override.
Time Remaining
While the VGD is in the Stall Waiting State, displays
the time remaining in the Probe Wait Time interval
(value programmed as the Probe Wait Time setpoint).
Diffuser Gap Control Mode
Indicates whether the VGD is under manual or auto-
matic control.
PROGRAMMABLE
[VGD] Open (Manual)
This key puts the VGD in manual mode and sends an
OPEN command to the VGD.
[VGD] Close (Manual)
This key puts the VGD in manual mode and sends a
CLOSE command to the VGD.
[VGD] Hold (Manual)
This key puts the VGD in manual mode and sends a
HOLD command to the VGD.
NAVIGATION
Home
Access Level Required: VIEW
Returns user to HOME Screen.
Compressor
Access Level Required: VIEW
Returns user to COMPRESSOR Screen.
VGD Setpoints
Access Level Required: SERVICE
Move to the subscreen that allows programming of the
Variable Geometry Diffuser setpoints.

Johnson Controls YORK YK Style G OPTIVIEW Specifications

General

Brand	Johnson Controls
Model	YORK YK Style G OPTIVIEW
Category	Chiller
Language	English