York YK Series User Manual

SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
JOHNSON CONTROLS
103
FORM 160.54-O1
ISSUE DATE: 9/10/2014
2
OVERVIEW
This screen displays detailed information pertaining
to the Adaptive Capacity Control (ACC). It is shown
above with the OptiView-to-VSD serial communica-
tions hardware/interface in the York Protocol Configu-
ration (Service Technicians refer to OptiView Control
Center – Service Instructions (Form 160.54-M1) to de-
termine existing hardware/interface configuration). This
configuration was used in new production chillers prior
to March 2007. In this configuration, the microboard
communicates with the VSD Logic Board via the ACC
Board using YORK protocol serial communications.
The ACC Board performs the ACC function. The Mo-
tor Communications Protocol Setpoint (on the SETUP
Screen) is set to YORK in this configuration.
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
% Full Load Amps
Displays the motor current as a percentage of chiller
Full Load Amps as calculated by the microboard from
current values returned from the drive Logic Board.
Current Limit Setpoint
Displays the current limit setpoint value in use. This
value could come from a 0 to 20mA, 4 to 20mA, 0 to
10VDC or 2 to 10VDC input in Analog Remote mode,
PWM input in Digital Remote mode, E-Link Gateway
interface in ISN Remote mode or locally programmed
value in Local mode.
Motor Run (LED)
Illuminated when the Control Center is commanding
the drive to run. Otherwise, it is extinguished.
Output Frequency
Displays the frequency at which the drive is operating
the motor. This value is provided by the drive Logic
Board.
ADAPTIVE CAPACITY CONTROL DETAILS SCREEN
YORK PROTOCOL CONFIGURATION
(SOFTWARE VERSION C.OPT.01.19.307 AND LATER)
LD14338
FIGURE 35 - ADAPTIVE CAPACITY CONTROL DETAILS SCREEN YORK PROTOCOL CONFIGURATION
(SOFTWARE VERSION C.OPT.01.19.307 AND LATER)

York YK Series Specifications

General

Brand	York
Model	YK Series
Category	Chiller
Language	English