User manual -
ATR171 37
59
a.3.s.p.
Alarm 3 Setpoint Protection
Alarm 3 set protection. Does not allow the user to change set value
free
Modification allowed (
Default
)
Lock
Protected
Hide
Protected and not visualized
60
tmrf
Timer functions
Enabling timer function and select time base
(See par. 8.10)
dis.
(
Default
)
mm.ss
Timer with time base in seconds
HH.mm
Timer with time base in minutes
63
coo.f.
Cooling Fluid
Type of refrigerant fluid for heating / cooling P.I.D.
air
Air (
Default
)
oiL
Oil
H2o
Water
64
p.b.m.
Proportional Band Multiplier
Proportional band for cooling action is given by parameter 18 multiplied for this
parameter
1.00..5.00
Default
: 1.00
65
ou.d.b.
Overlap / Dead Band
Dead band combination for heating / cooling P.I.D.
-20.0..50.0%.
Negative: Dead band.
Positive: overlap.
Default
: 0
66
co.t.c.
Cooling Cycle Time
Cycle Time for Cooling output
1..300 seconds
Default
: 10
67
c.fLt.
Conversion Filter
ADC Filter: number of sensor readings to calculate mean that defines process
value.
NB
: When readings increase, control loop speed slows down
dis.
Disabled
2. s.m.
2 Samples Mean (Mean with 2 samples)
3. s.m.
3 Samples Mean
4. s.m.
4 Samples Mean
Summary of Contents for ATR 171
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