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8 Chromalox 8003 User's Manual
P22 = Alarm 2 Relay Action
This parameter is available only if P10 is different from 0
and P16 is different from OFF.
r = Reverse (relay de-energized in alarm condition)
d = Direct (relay energized in alarm condition)
P23 = Automatic Adjustment of "Relative Cooling Gain"
OFF = the SMART function does not adjust the
"relative cooling gain" parameter
ON = the SMART function adjusts the "relative
cooling gain" parameter
P24 = Output Maximum Rate of Change
This parameter allows you to set the output maximum
rate of change. P24 is programmable from 1 to 10% per
second change of the control output. If blank display, no
rate is applied and output changes in steps.
P25 = Protected Parameter Viewing
This parameter is available only if P18 is different from 0.
OFF = all protected parameters are not displayed
ON = the parameter values are displayed
P26 = SMART enabled/disabled
0 = SMART function is disabled
1 = SMART function enabling/disabling is NOT
protected by the security code
2 = SMART function enabling/disabling is protected
by the security code
P27 = Proportional Band Maximum Limit is Adjustable
SMART function—This parameter may be programmed
from P28 or P29 value to 99.9.
P28 = Proportional Band Minimum Limit is Adjustable
SMART function in heating control only—This
parameter may be programmed from 1.0% to P27 value.
P29 = Proportional Band Minimum Value is Adjustable
SMART function in heating/cooling only—This
parameter may be programmed from 1.5% to P27 value.
8003 Manual 4/27/06, 2:24 PM8