Stulz C2020 User Manual

EN/07.2013/58/19
c2) With temperature sensor:
- Velocity of condenser fan
- TC: Condenser temperature
- Set temperature of condenser
dd/mm/yyyy hh:mm
Room temp.: XX.X °C
Ext temp.: XX.X °C
State of the system
dd/mm/yyyy hh:mm
FAN COND. XX.X %
PC=XX SET=XX bar
State of the system
dd/mm/yyyy hh:mm
RH:Room XX.XExtXX.X
SETRH: XX.X HumStat
State of the system
dd/mm/yyyy hh:mm
FAN COND. XX.X %
TC=XX.X SET=XX °C
State of the system
dd/mm/yyyy hh:mm
CP XXX VE OFF
HEATER OFF
State of the system
dd/mm/yyyy hh:mm
FREE COOLING XX.X%A
TE=XX.X TM=XXX°C
State of the system
a)
b)
d)
e)
c.1)
c.2)
dd/mm/yyyy hh:mm
Pe:XX.Xbar
Sp:XX.XHz Ti:XX.X°C
State of the system
dd/mm/yyyy hh:mm
Pw:XXXXXW V1:XX.XV
State of the system
dd/mm/yyyy hh:mm
ShRef:XX.XK Sh:XX.XK
Valve: XXX%
State of the system
dd/mm/yyyy hh:mm
Vdc:XX.XV If1:XX.XA
If2:XX.XA If3:XX.XA
State of the system
** STULZ **
CONTROLLER C2020
STUTL2XX.YY
CCC
dd/mm/yyyy hh:mm
Pf1:XX.XW Pf2:XX.XW
Pf3:XX.XW
State of the system
f)
g)
h)
i)
j)
k)
a) - Room temp: Internal temperature (TI)
- Ext temp: External temperature (TAE)
- State of the system: (SYSTEM OFF / SYSTEM ON / STAND-BY /EMERGENCY)
b) - Room temp: Internal temperature (TI)
- RH: Relative humidity of the room (IRH)
- Ext: External relative humidity (ERH)
- SETRH: Set point of humidification
- HumStat: State of humidification (OFF / HUMID xx% / DEHUM xx%)
c1) With pressure sensor:
- Speed of fan
- PC: Condenser pressure
- Set pressure of condenser
d) - CP: State of compressor (OFF / ON / XXX%)
- VE: State of evaporator fan
- State of heater
e) - Opening of freecooling damper (DISABLE / OFF / XX.X% / A-assisted mode)
- TE: Temperature at evaporator fan
- TM: Temperature of leaving air flow
f) (if enabled Danfoss compressor)
- Evaporator pressure - Data point Modbus 40206
- Compressor speed - Data point Modbus 40301
- Inverter temperature - Data point Modbus 40207
g) (if enabled Danfoss compressor)
- Pw: compressor power - Data point Modbus 40203
- V1: Line voltage - Data point Modbus 40222
h) (if enabled Danfoss compressor)
- Superheat reference - Data point Modbus 40007
- Superheat - Data point Modbus 40008
- Pct opening - Data point Modbus 40009
i) (if enabled Danfoss compressor)
- Vdc: Power supply voltage (V)
- IfX: Current absorbed by fan X (A). If the current absorbed is lower than 400mA,
it’s shown 0 A
j) (if enabled Danfoss compressor)
- PfX: Power consumption of fan X (W). If the current absorbed is lower than
400mA, it’s shown 0 W
k) (if enabled Danfoss compressor)
- Information screen, equal to thescreendisplayedat start up

Stulz C2020 Specifications

General

Brand	Stulz
Model	C2020
Category	Controller
Language	English