Parameters - Gattetti LCA User Manual

Water chillers and heat pumps
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4 Parameters

There are 3 groups of parameters:
directly accessible
DIRECT (D):
accessible via password (22)
USER (U):
accessible via factory-set password
FACTORY (F):
The presence of certain parameters in the various groups (probe, controller, compressor, etc.) depends on the
type of the controller and on the value given to some specific parameters:
controller for two-compressor units
presence of condensation probe/s
current input/s
presence of fan/s
defrosting
Probe
/1
Type of probe at evaporator
water
inlet
B10=On/Off 1=NTC Carel
/2
Type of probe evaporator outlet
water,
B2
1=NTC Carel
/3
Type of condensation probe
circuit 1 and 2 1=NTC Carel
2=pressure 4÷20mA
/4
Min. value current input
/5
Max. value current input
/6
Probe
at
inlet/ambient air
calibration
/7
Probe outlet water circuit 1 B2
calibration
/8
Defrosting probe circuit 1 B3
calibration
/9
Outlet water probe circuit 2 B4
calibration
/A
Condensing probe circuit 2 B5
calibration
/b
Digital filter
/C
Input limitation
/d
Measurement Unit
0=°C
1=°F
Regulator
r1
Cooling set-point
r2
Cooling differential
r3
Heating set-point
r4
Heating set-point
r5
Compressor rotation
0=yes 1=no
RG66000889-REV.OO
(B= in two-compressor units only)
(S= if condensation probe/s are enabled; /3<>0)
(C= only if the unit has current input/s; /3=2)
(V= only in units equipped with fan control; F1<>0)
(D= only when the defrosting function has been selected; d1=1)
Type
F
ambient
air
-
F
e
B40=On/Off
F
F
F
evaporator
water
U
probe B1
U
U
U
U
U
U
U
Type
D
D
D
D
F
Min.
Max
M.U.
0
1
flag
0
1
flag
0
2
flags
0
/5
bar
/4
35
bar
-6.0
6.0
°C
-10.8
10.8
°F
-6.0
6.0
°C
-10.8
10.8
°F
-6.0
6.0
°C
-10.8
10.8
F
-6.0
6.0
°C/bar
-10.8
10.8
°F
-6.0
6.0
°C/bar
-10.8
10.8
°F
1
15
-
1
15
-
0
1
flag
Min.
Max
M.U.
rA
rb
°C/°F
0.1
11.019.8
°C
0.1
°F
rC
rd
°C/°F
0.1
11.019.8
°C
0.1
°F
0
1
flag
12
Galletti
Variation
Presence
Default
1
1
-----
1
1
-----
2
1
-----
0
1
--CS-
30
1
--CS-
0
0.1
-----
0
0.1
-----
0
0.1
---S-
0
0.1
----B
0
0.1
---SB
4
1
-----
8
1
-----
0
1
-----
Galletti
Variation
Presence
Default
0.1
12.0
-----
0.1
3.0
-----
0.1
40.0
-----
0.1
2.0
-----
1
0
----B

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