Pixsys ATR 421 - Page 27

ATR 421 - User manual 27
SPV
PV
ATTIVO
ACTIVE
ATTIVO
ACTIVE
P. b . x P. b . m . (COOL)
ou.d.b < 0
P. b . (HEAT)
COMMAND OUTPUT (HEAT)
ALARM OUTPUT (COOL)
SPV
PV
ATTIVO
ACTIVE
ATTIVO
ACTIVE
P. b . x P. b . m . (COOL)
ou.d.b = 0
P. b . (HEAT)
COMMAND OUTPUT (HEAT)
ALARM OUTPUT (COOL)
S
PV
PV
ATTIVO
ACTIVE
ATTIVO
ACTIVE
P. b . x P. b . m . (COOL)
ou.d.b > 0
P. b . (HEAT)
COMMAND OUTPUT (HEAT)
ALARM OUTPUT (COOL)
Parameter co.c.t. has the same meaning of cycle time for heating action t.c.
Parameter coo. f. (Cooling Fluid) pre-selects the proportional band multiplier
and the cooling P.I.D. cycle time p. b . m . , according to cooling  uid type.