22 ATR171 -
User manual
1
ACTIVE
ACTIVE
SPV
PV
x
=
COOL
x
=
COOL
x
=
COOL
<
0
=
0
>
0
(
HEAT
)
(
HEAT
)
(
HEAT
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
SPV
PV
ACTIVE
ACTIVE
SPV
PV
ACTIVE
ACTIVE
2
ACTIVE
ACTIVE
SPV
PV
x
=
COOL
x
=
COOL
x
=
COOL
<
0
=
0
>
0
(
HEAT
)
(
HEAT
)
(
HEAT
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
SPV
PV
ACTIVE
ACTIVE
SPV
PV
ACTIVE
ACTIVE
3
ACTIVE
ACTIVE
SPV
PV
x
=
COOL
x
=
COOL
x
=
COOL
<
0
=
0
>
0
(
HEAT
)
(
HEAT
)
(
HEAT
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
COMMAND OUTPUT (
HEAT
)
ALARM OUTPUT (
COOL
)
SPV
PV
ACTIVE
ACTIVE
SPV
PV
ACTIVE
ACTIVE
Parameter
co.t.c.
has the same meaning of cycle time for heating action
t.c.
.
Parameter
coo.F.
(Cooling Fluid) pre-selects the proportional band multiplier
p.b.m.
and the cooling P.I.D. cycle time
co.t.c.
according to cooling fluid type:
coo.f.
Cooling fluid type
p.b.m.
co.c.t.
Air
Air
1.00
10
oiL
Oil
1.25
4
H2o
Water
2.50
2
Once parameter
coo.F.
has been selected, the parameters
p.b.m.
,
ou.d.b.
and
co.t.c.
can be however modified.
Summary of Contents for ATR 171
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