S&P CAD-COMPACT 500, Руководство пользователя

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11
Control wiring
The wiring will depend on the needs of each installation as well as the accessories used for it. The following image
shows the functions and identifications of the existing electrical connectors inside the electrical cabinet:
SUP (NTC)
N
L
L
Tem
p.
Filte
r (ΔP
)
Ext
ra
ct
EXT
(NTC)
BLACK / NEGRO
Temp.
0‐10V
RELAY +
RELAY ‐
+10V
GND
RED / ROJO
BLUE / AZUL
YELLOW / AMARILLO
WHITE / BLANCO
GREEN / VERDE
PINK / ROSA
SUPPLY
FAN
EXH (NTC)
Temp.
0‐10V
RELAY +
RELAY ‐
+10V
GND
YELLOW / AMARILLO
WHITE / BLANCO
GREEN / VERDE
PINK / ROSA
BLUE / AZUL
BLACK / NEGRO
RED / ROJO
EXTRACT
FAN
BLACK / NEGRO
RED / ROJO
WHITE / BLANCO
GREEN / VERDE GREEN / VERDE
Filte
r (ΔP
)
Supply
ODA
(NTC)
Tem
p.
WHITE / BLANCO
BLACK / NEGRO
RED / ROJO
BLUE / AZUL
YELLOW / AMARILLO
WHITE / BLANCO
RED / ROJO
BLACK / NEGRO
BY‐PASS
SERVO
SUPPLY FAN
REGULATION
SUPPLY
TEMPERATURE
PROBE
EXHAUST
TEMPERATURE
PROBE
EXTRACT FAN
REGULATION
ACTUATION BY-PASS
SERVOMOTOR
PRESSURE SWITCH
EXTRACT FILTER
EXTRACT
TEMPERATURE PROBE
TEMPERATURE PROBE
OUTDOOR AIR
PRESSURE SWITCH
SUPPLY FILTER
The following sections show some of the wiring used for the most common regulations.
6.6.2. Fan operation without speed regulation. Operation at maximum speed
In case that electrical accessories are not used, to regulate the fans speed, it is possible to force their maximum
speed by bridging the ter 10V and 0-10V on each fans.
Extract fan
PINK
GREEN
WHITE
YELLOW
BLUE
EXTRACT
FAN
Supply fan
RELAY +
RELAY ‐
+10V
0‐10V
GND
SUPPLY
FAN
PINK
GREEN
WHITE
YELLOW
BLUE
RELAY +
RELAY ‐
GND
+10V
0‐10V
WITHOUT JUMPER, THE FANS WILL NOT BE RUNNING EVEN IF THEY ARE POWERED.
6.6.3. Connecting electrical accessories
With the existing accessories is possible to perform the fans control as well as the automatic control in VAV (va-
riable airflow) and COP (constant pressure) modes.
Recommended accessories depending on the unit size and the control mode
Model Accessories for the
Variable Air Volume System for CO
2
Accessories for
constant pressure
operation
Accessories
for speed
manual control
Inverter Sensor Inverter Probe Electronic
regulator
CAD COMPACT 500 to 4500 CONTROL CAD-REG AIRSENS CO2 / SC02-AD 0-10V / SC02-G 0-10/V CONTROL AERO-REG** TDP-D* REB-ECOWATT**
* For independent control of the working point of each circuit, the supply and extraction fans must be independently controlled by regulator and pres-
sure probe.
** For independent control of the working point of each circuit, the supply and extraction fans must be controlled with its corresponding electronic
regulator.