Carel µC2 User Manual

29
E N G L I S H
µC
2
- +030220731 - rel. 1.2 - 26.10.2007
4.3.7 Unit setting parameters (H*)
display
indicat.
parameter and description default
level
min. max. U.O.M. variat. def. visibility supervis.
variable
Modbus variabile
type
H01 Unit model
0= air_air unit
1= air_air heat pump
2= air_water chiller
3= air_water heat pump
4= water_water chiller
5= water_water heat pump with reversal on gas circuit
6= water_water heat pump with reversal on water circuit
7= condensing unit
8= reverse-cycle condensing unit
9= water-cooled condensing unit
10= reverse-cycle water-cooled condensing unit
F 0 10 Flag 1 2 - 54 (R/W) 182 Integer
H02 Number of condensers 0=1 circuit; 1=2 circuits F 0 1 Flag 1 0 F 12 (R/W) 12 Digital
H03
Number of evaporators
0=1 evaporator
1=2 evaporators
F 0 1 Flag 1 0 - 13 (R/W) 13 Digital
H04 Number of compressors per circuit
0=1 comp. ON 1 circuit (single circuit)
1=2 comp. in tandem ON 1 circuit (single circuit)
2=1 comp. per circuit, 2 circuits (two circuits)
3=2 comp. in Tandem, 2 circuits (two circuits)
4=1 compressor and 1 Capacity step in one circuit
5=1 compressor and 1 capacity Step per circuit
F 0 5 Flag 1 0 - 55 (R/W) 183 Integer
H05 Pump/outlet fan (Air/Air) mode (output N2)
0= absent
1= always ON
2= ON upon request of the controller
3= ON upon request of the controller and for set time
F 0 5 Flag 1 1 - 56 (R/W) 184 Integer
H06 Cooling/Heating digital input
0= absent
1= present
U 0 1 Flag 1 0 - 14 (R/W) 14 Digital
H07 ON/OFF digital input
0= absent
1= present
U 0 1 Flag 1 0 - 15 (R/W) 15 Digital
H08
µC
2
network configuration
0= µC
2
only
1= µC
2
+ valve
2= µC
2
+ exp.
3=
µC
2
+exp.+valve
F 0 3 Flag 1 0 - 57 (R/W) 185 Integer
H09 Lock keypad
0= disabled
1= enabled
U 0 1 Flag 1 1 - 16 (R/W) 16 Digital
H10 Serial address U 1 200 - 1 1 - 58 (R/W) 186 Integer
H11 Output modes (see Table 5.3 and following pag. 56) F 0 12 Flag 1 0 - 59 (R/W) 187 Integer
H12 Capacity- control logic valve and inversion valve
0= Both normally closed
1= Both normally open
2= Inversion valve normally open and capacity-control valve normally closed
3= Inversion valve normally closed and capacity-control valve normally open
F 0 3 Flag 1 1 - 60 (R/W) 188 Integer
H21 Second pump function
0= Disabled
1= Backup and weekly rotation
2= Backup and daily rotation
3= Condensing control on corresponding set point
4= Condensing control always on
F 0 4 int 1 0 - 62 (R/W) 269 Integer
H22 Disable load default values
0= Function disabled
1= Function enabled
F 0 1 Flag 1 0 - 18 (R) 18 Digital
H23
Enable Modbus protocol F 0 1 Flag 1 0 - 11 11 Digital
Table 4.g

Carel µC2 Specifications

General

Brand	Carel
Model	µC2
Category	Controller
Language	English