Stulz C2020 User Manual

EN/07.2013/58/26
M57. CP Start with freecooling
Compressor management with freecooling
UNIT 1 – Start
0/100% -
M58. CP Stop with freecooling
Compressor management with freecooling
UNIT 1 – Stop
0/100% -
M59.
Compressor unit 2 offset
value
Compressor management UNIT 2 Offset for
Start/Stop
0/100% -
M60.
Min switch on time
compressor
Compressor management: minimum starting
time
0/9999 Sec
M61.
Min switch off time
compressor
Compressor management: minimum stopping
time
0/9999 Sec
M62.
Delay between two
compressor starts
Compressor management: minimum time
between two consecutive starts
0/9999 Sec
M63.
Cp switch on delay cond.
fan start
Compressor switching on delay from
condenser fan start
0/9999 Sec
M64. Heater enable It enables the heater YES/NO -
M65.
Heating elements start (%
of band)
% Of Band below heating set point to switch
heater on
%
M66.
Heating elements stop (%
of band)
% Of Band below heating set point to switch
heater off
%
M67.
Offset for unit 2 HE –
Start/Stop
Heater management UNIT 2 Offset for Start/
Stop
0/100% %
M68.
Enable second heating
step
It indicates the resistance of the second
heater. If YES it enables its control.
YES/NO
M69. Dehumidification Enable It enables the dehumidification function YES/NO
M70. Dehumidification Start
% Of the humidity band to start
dehumidification. The probe has to be present
0/100%
M71. Dehumidification Stop
% Of the humidity band to stop
dehumidification. The probe has to be present
0/100%
M72.
% Of Dehumid band for
min fan speed
% Of the humidity band to start
dehumidification. The probe has to be present
0/100%
M73.
% Of Dehumid band for
max fan speed
% Of the humidity band to stop
dehumidification. The probe has to be present
0/100%
M74.
Temperature set point
dehumid compressor
Set point of temperature for compressor logic
during the dehumidification. Note: it should be
set to a value less than S01
-20/100°C °C/F
M75.
Start delay slave units for
dehumid.
Interval time to switch on auxiliary compressor
after occurred humidity digital alarm. It’s
enabled only during sequencing function
0/9999 sec Sec
M76.
Heaters enable with
dehumid
Enable of the heaters for dehumidification YES/NO -
M77. Humidification Enable It enables the humidification function YES/NO -
M78. Humidification mode
It selects if humidifying by digital humidifier
(0), by analog humidifier (1), or by freecooling
damper (2)
0/2 -
M79. Humidification Start
% Of the humidity band to start humidification.
The probe has to be present
0/100%
M80. Humidification Stop
% Of the humidity band to stop humidification.
The probe has to be present
0/100%
M81.
Diff ext-in enth for humidif
freec
Difference between external enthalpy and
internal enthalpy to enable humidification with
freecooling
0/100 KJ/Kg
KJ/
Kg
M82.
Temp interval for humidif
with freec
Temperature interval, relative to internal
temperature, to enable/disable the
humidification with freecooling
0/100°C °C
M83.
External ambient
pressure
Pressure of the external ambient. It depends
on altitude (meters from sea level) of
installation.
0/2000 mbar mbar

Stulz C2020 Specifications

General

Brand	Stulz
Model	C2020
Category	Controller
Language	English