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Chromalox 8003 User's Manual 7
P15 = Threshold of the “Soft Start” Function
Enter the threshold value, in °F or °C, for the automatic
start of the "Soft Start" function (output power limit).
The range of this setting is determined by the range of the
sensor selected in P1 (i.e., if type J T/C °F is selected in
P1, range is 0-999).
If the unit powers-up below the threshold value, the "Soft
Start" function is enabled and limits the power output to
"OLH" for "toL" minutes. “OLH” and “toL are setup in
the Operator Mode.
P16 = Not used
P17 = Not used
P18 = User Defined Security Code
0 = Security lock disabled (all Operator Mode parameters
may be adjusted)
1 = Security lock enabled (only setpoints may be adjusted)
From 2 to 499 = SP parameter may be modified and
other Operator Mode parameters may
be accessed.
From 500 to 999 = SP, A1 and A2 parameters may be
modified and other Operator Mode
parameters may be accessed.
• When configuration is completed, the instrument
shows " -.-.-. " on both displays.
End of Configuration
• Push the FUNC pushbutton. The instrument will
return to the beginning of the configuration procedure.
For Advanced Configuration
• Push the ▲ or ▼ pushbutton and set the “217” code on
the upper display.
• Push FUNC. The following advanced configuration
parameters, P19-P29 will be displayed.
P19 = Main Output Action
Available only when P4 = H
r = Reverse (heating)
d = Direct (cooling)
Note: when P4 = HC, this parameter is forced to "r"
P21 = Alarm 1 Relay Action
This parameter is available only if P7 is different from 0
and P4 = H.
r = Reverse (relay de-energized in alarm condition)
d = Direct (relay energized in alarm condition)
8003 Manual 4/27/06, 2:24 PM7