Serial/SD screen
Figure 65: Serial/SD screen
A Service Level password is required to navigate to this screen from the Diagnostics Screen. This
screen allows setting data logging parameters and manually saving or restoring the chiller System
files.
Table 125: Display only fields
Field/LED name
Description
SD Card:
Status
Displays the status of the SD card.
Free Space
Displays the amount of free space available on the SD card.
Backup Contents on SD:
Time, Date
Displays the Time and Date of the last backup.
York Order Number, Chiller Serial
Number
Displays the chiller order and serial number.
Table 126: Programmable
Button
Description
Data Logging
Enabled or Disabled, Default, Disabled.
Logging Interval
Adjustable between 0.1s to 60.0s, Default 1.0s.
SD Logging Overwrite
Enabled or Disabled, Default, Enabled. When enabled the oldest day's data will be
overwritten with new data when the SD card is full. When disabled, the data logging
stops when the SD card is full.
Eject SD Card
Pressing this button stops logging data to the SD card to allow a safe removal. Failure
to press this button before removing the card can corrupt the data log files.
125
Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center