Pixsys ATR 902 - Tuning and Alarm Modes; Alarm Intervention Modes; Absolute Alarm

26 - ATR902 - User manual
53
m.G. tu .
Max Gap Tune
Selects the max. process-setpoint gap, beyond which the automatic tune
recalculates P.I.D. parameters.
0.1…50.0 tenths of degree. > Default: 1.0.
54
mn.p.b.
Minimum Proportional Band
Selects the proportional band min. value selectable by automatic tune.
0.0…999.9 tenths of degree. > Default: 5.0.
55
ma.p.b.
Maximum Proportional Band
Selects the proportional band max. value selectable by automatic tune.
0.0…999.9 tenths of degree. > Default: 50.0.
56
mn.i.t.
Minimum Integral Time
Selects the integral time min. value selectable by automatic tune.
0…999.9 seconds. > Default: 10.0.
11 Alarm intervention modes
The ATR902 has the possibility to program an alarm. Into the following table all
intervention modes are showed.
11.a Absolute alarmg
Time
Hysteresis
OUT
ON
OFF
Comparison value
(Par. 25)
PROCESS
Alarm can be:
• Active over
• Active under
In the gure it is active over.