7
Zenex Plus
User Manual
SUPERVISORY PARAMETERS
Section 4
Accessing Group & Parameters
The Figure 4.1 below illustrates how to access the group and parameters. The example shows changing the value for the
parameter ‘Setpoint High Limit’ from 600.0 to 100.0 that is located under group ‘Control’.
Figure 4.1
The various parameters have been assembled in different groups under the default factory password 123.
Refer Table 4.1 below for a quick summary of parameters under different groups. Each parameter has been described in
subsequent sections.
Table 4.1
Password
Change Password
Parameters
Group
Control
Tune, Setpoint Low Limit, Setpoint High Limit,
Compressor Set-point, Compressor Hysteresis,
Heat Control Action, Heat Hysteresis,
CZ Proportional Band, CZ Integral Time, CZ Derivative Time,
HZ Proportional Band, HZ Integral Time, HZ Derivative Time,
Cycle Time, Overshoot Inhibit, Cutoff Factor
Device ID, Baud Rate, Parity, Serial Write
Serial Parameter
Zero Offset
Sensor Input
ENTER PASSWORD >>
0
RUN Mode
Main Screen
Default Password
for Operator Parameters
Press SET-UP Key
for Password Entry
Press UP/DOWN Keys
To adjust Password Value
Press & Release
ENTER Key for the
First (Desired) Group
ENTER PASSWORD >>
123
or
Password for
Supervisory Parameters
First Group
Press ENTER Key
to Access Parameters
First Parameter in
selected Group
SELECT GROUP>>
SERIAL
TUNE >>
NO
Desired Parameter
SETPOINT HI LIMIT >>
600.0
or
Press UP/DOWN Keys
to Select Desired Parameter
°C
25.0
25.0
TEMP HIGH
SP
or
Press UP/DOWN Keys
to adjust Parameter Value
Next Parameter
Press ENTER Key to
store the Value
and move to Next
Parameter
HEAT CTRL ACTION >>
PID
Desired Parameter
Value
SETPOINT HI LIMIT >>
100.0
Desired Group
SELECT GROUP>>
CONTROL
or
Press UP/DOWN Keys
to Select Desired Group
Exit
Exit Setup Mode