VTS Ventus VVS650 [28/55] Air humidity transducer

VTS Ventus VVS400 [28/55] Air humidity transducer
CO
2
TRANSDUCER
Functions and application
» Regulation of supply and return
air humidity in handled spaces
(support for air humidyng and
dehumidyng).
» Measurement of return air humidity
– automatic change of anti-freeze
threshold temperature setting of
cross-ow recuperator depending
on return air parameters*.
Operational parameters
» Measurement range: 0-100%.
» Tolerance: +/- 3%.
» Communication: ModBus RTU.
» Supply voltage: 24V DC.
» Working temperature: -40°C to 80°C.
» Protection degree: IP 65.
AIR HUMIDITY TRANSDUCER
Functions and application
» Regulation of CO
2
concentration in
handled spaces (control of mixing
box or airow rate).
Operational parameters
» Measurement range: 0 do 2000 ppm.
» Tolerance:
• between 400 and 1250 ppm: +/-3%,
between 1250 and 2000 ppm: +/-5%.
» Communication: ModBus RTU.
» Supply voltage: 24V DC.
» Working temperature: 0 do 50°C.
» Protection degree: IP 54.
Functions and application
» Airow opening or closing in the
AHU (connectors of air intake and
discharge) – for units with water
heater actuators with return spring
are applied.
Operational parameters
» Regulation mode: ON/OFF
(two-point).
» Angle of rotation: 90°.
» Torque: 16 Nm (max damper
cross-section: 4 m
2
).
» Full open/close time: 120 s
(with spring: 10 s).
» Supply voltage: 24V AC/DC.
» Working temperature: -20°C do 50°C.
» Protection degree: IP 54.
ON/OFF DAMPER ACTUATOR
* Also available as integrated with air temperature sensor
THREE-WAY VALVE FOR WATER HEATER OR COOLER
Functions and application
» Smooth regulation of return and
fresh air mixing (recirculation) – for
units with water heater actuators
with return spring are applied.
» Protection of cross-plate or
hexagonal recuperator against
frosting – smooth regulation of by-
pass damper opening.
Operational parameters
» Regulation mode: 0 do 100% (smooth).
» Control signal: 0-10V.
» Angle de rotation: 90°.
» Torque: 16 Nm (max damper
cross-section: 4 m2).
» Full open/close time: 90s
(with spring: 10 s).
» Supply voltage: 24V AC/DC.
» Working temperature: -20°C do 50°C.
» Protection degree: IP 54.
SMOOTH CONTROL DAMPER ACTUATOR
Functions and application
» Smooth regulation of water heater
capacity.
Operational parameters
» Regulation mode: 0 to 100% (smooth).
» Control signal: 0-10V.
» Full open/close time: 90 s.
» Valve supply voltage: 24V AC/DC.
» Pump supply voltage: 230V AC.
» Working temperature: +5°C do 50°C.
» Medium temperature range:
-10°C to 120°C.
» Max glycol concentration: 50%.
» Protection degree: IP 54.
SET FOR WATER HEATER CAPACITY REGULATION (PUMP GROUP)
Functions and application
» Smooth regulation of water heater
or cooler capacity.
Operational parameters
» Regulation mode: 0 do 100% (smooth).
» Control signal: 0-10V.
» Full open/close time: 90 s.
» Valve supply voltage: 24V AC/DC.
» Working temperature: +5°C do 50°C.
» Medium temperature range:
-10°C do 120°C.
» Max glycol concentration: 50%.
» Protection degree: IP 54.
Functions and application
» Power supply, protection and
smooth regulation of electric
(heating) capacity of multi-stage
electric heaters by means of PWM
(Pulse Width Modulation).
Operational parameters
» Regulation mode: 0 to 100%
(smooth).
» Nominal voltage: 3*400V/50Hz.
» Control circuits supply voltage:
24V AC.
» Binary input signal: 3 x 24V DC.
» Binary output signal 6 x 24V DC.
» PWM 1 x 24V DC.
» Working temperature: 0°C do 50°C.
ELECTRIC HEATER CONTROL MODULE MHE TYPE
Functions and application
» Smooth regulation of fan-set
capacity.
» “Soft-start” of the fan without
mechanical and electric shock.
» Motor protection against
overloading and stucking.
Operational parameters
» Frequency regulation range:
10 ÷ 100 Hz.
» Communication: ModBus RTU
RS485.
» Supply voltage:
• single-phase 200 ÷ 240V AC,
• three-phase 380 ÷ 480V AC.
» Working temperature: 0°C to 40°C.
» Protection degree: IP 20.
VARIABLE FREQUENCY DRIVE
Controls Controls
5554

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