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8/10
PCW420-650
5 Option
5.1 Precision Control
(Control pCOM)
5.1.1 Direct parameter (DIRECT)
PARAMETER CODE TYPE DEFAULT
Temperature control set point
SEt
D
20.0
68.0
Temperature control differential
dIF
D
1.0
1.8
5.2 Precision Control + Low ambient temp.(14°F)
(Control pCOM)
5.2.1 Direct parameter (DIRECT)
PARAMETER CODE TYPE DEFAULT
Temperature control set point
SEt
D
20.0
68.0
Temperature control differential
dIF
D
1.0
1.8
5.2.2 Fan set, factory parameter (FACTORY)
PARAMETER CODE TYPE DEFAULT
Set I° fan step
SEF1
F
19.0
276
Set 2° fan step
SEF2
F
20.0
290
Set 3° fan step
SEF3
F
21.0
304
Differential
dIF
F
3.0
43
P1 : OFF 218 PSIg - ON 276 PSIg
P2 : OFF 232 PSIg - ON 290 PSIg
P3 : OFF 247 PSIg - ON 304 PSIg
5.3 Low ambient temp. L2 (-4/-22 °F)
(Control pCOM)
5.3.1 Direct parameter (DIRECT)
PARAMETER CODE TYPE DEFAULT
Temperature control set point
SEt
D
7.0
45.0
Temperature control differential
dIF
D
4.0
7.2
Fan Set control:
Pressure 203 PSIg - Fan operation 0%
Pressure 290 PSIg - Fan operation 100%
5.3.2 b5 probe parameters, service parameter (USER)
Ambient temperature probe
PARAMETER CODE TYPE DEFAULT
High temperature alarm
HA5
U
60.0
140.0
Low temperature alarm -20
Low temperature alarm -30
LA5
U
-20.0 / -4.0
-30.0/ -22.0
Sensor calibration
CA5
U
0.0