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Operating Procedures
Log In
Pressing the Log-in button displays the Log-in window
where the access-level password is entered for the 'tech'
and 'admin' levels. There is no name or password required
for the 'user' access level. Pressing the sign in button
automatically logs the operator into the 'user' access level.
See the following figure.
Table 3.
Log-in screens
User Access Level
User Level
This is the default access level. This level has access for
viewing chiller/heater status information. The only
controls that this level can activate are turning the chiller/
heater on and off and turning compressors on and off (as
described below). There is no password required for this
access level.
Tech Level
This is a higher access level than 'user,' but still limited.
The 'tech' level can adjust cooling and heating set points,
turn individual modules on and off, and access some basic
temperature control settings. This level of access is only
available to service technician personnel.
Admin Level
This is the highest access level and provides access and
the ability to modify all settings included in the interface.
This level of access is only available to factory technical
support personnel.
34
Figure 20. User Log-in screen
Current Access Level
This item indicates which access level is currently logged-
in. There are three access levels for the PolyTherm
interface: 'user,' 'tech,' and 'admin.' See the table below.
Tech Access Level
Log Out
Pressing the Logout button displays the Log Out window.
This dialog box is visible for the 'admin' and 'tech' levels
only. It logs out the 'admin' or 'tech' level to the default
'user' level.
Modules Layout Screen
The chiller/heater can be composed of up to a maximum of
ten modules. Pressing the Layout button displays the
screen showing the status of compressors and valves in
each module. See the following figure
Each module diagram is a set of symbols and colors that
show the real-time status of the compressors, the
refrigeration circuit, the isolation valves and the module
overall. See
Admin Access Level
Table 4, p.
35.
ARTC-SVX005A-EN
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