Multifunction for VAC and IAQ applications
4 x analogue outputs
1 x RS-485 interface for Modbus RTU protocol
2 x inputs for external probes
For clean rooms, regulated environments and industrial VAC applications where an efficient regulation/monitoring
of the air parameters is needed, our Si-C320 transmitters provide reliable measurements and allow achieving compliance
with the strictest regulations.
Several models are available, it is possible to create your multifunction transmitter according to your needs on the last
page of this data sheet. Do not hesitate to contact us for more information.
Multifunction for VAC and IAQ applications
4 x analogue outputs
1 x RS-485 interface for Modbus RTU protocol
2 x inputs for external probes
For clean rooms, regulated environments and industrial VAC applications where an efficient regulation/monitoring
of the air parameters is needed, our Si-C320 transmitters provide reliable measurements and allow achieving compliance
with the strictest regulations.
Several models are available, it is possible to create your multifunction transmitter according to your needs on the last
page of this data sheet. Do not hesitate to contact us for more information.
POSSIBLE OPTIONAL MEASUREMENTS
The following probes and modules are available as an option for Si-C320 transmitters. For further details please see the probes technical data sheet for class 320 transmitters.
Probes / modules | Measuring ranges | Calculated parameters |
Differential pressure module (with terminal block for K thermocouple probe) | Available ranges from -50/50 Pa to -10 000/10 000 Pa (-0.2/0.2 inH2O to -40 to 40 inH2O) (according to the module) -200 to 1300°C (-328 to 2372 °F) (depending on the connected probe) |
Air velocity: up to 100 m/s (0 to 328 fps) Air flow: 0 to 999,999 m³/h (0 to 588,577 cfm) Air change rate: 0 to 1000 ACH |
Relative humidity / temperature probe | 0 to 100 %RH and -40 to 150 °C (-40 to 302 °F) (according to the probe) |
Dew point: -50 to 100 °Ctd (-58 to 212 °Ftd) Wet-bulb temperature: -50 to 100 °Ctw (-58 to 212 °Ftw) Frost point: -50 to 100 °Ctf (-58 to 212 °Ftf) Enthalpy: 0 to 15,000 kJ/kg Absolute humidity: 0 to 1000 g/m³ Mixing Ratio: 0 to 1000 g/kg |
Temperature probe | -80 to 150 °C (-112 to 302 °F) | N/A |
Air velocity / temperature probe | 0 to 30 m/s (0 to 98.4 fps) and 0 to 50 °C (32 to 122 °F) |
Air flow: 0 to 999,999 m³/h (0 to 588,577 cfm) Air change rate: 0 to 1000 ACH |
CO probe | 0 to 500 ppm N | N/A |
CO2 probe | 0 to 10,000 ppm | N/A |
VOC probe | TVOC: 0 to 1000 ppb CO2eq: 400 to 2000 ppm |
N/A |
GENERAL FEATURES
Power supply | 24 VAC / VDC ±10% Warning: risk of electric shock |
Outputs | 4 x 4-20 mA, 0-20 mA, 0-10 V and 0-5 V analogue outputs Common mode voltage <30 VAC Maximum load: 500 Ω (0/4-20 mA) Minimum load: 1 KΩ (0-5/10 V) |
Galvanic isolation | Inputs (power supply) and outputs Device fully protected by DOUBLE ISOLATION or REINFORCED ISOLATION |
Consumption with probe and without option |
15 VA |
Electrical connections | Screw terminal block for cables from 0.05 to 2.5 mm2 or from 30 to 14 AWG Carried out according to the code of good practices |
RS-485 communication | Modbus RTU protocol, configurable communication speed from 2400 to 115200 |
Wireless communication (option) |
Range frequency from 2402 MHz to 2480 MHz with a transmission power of 0 dBm. Range up to 15 m (50 ft), depending on smartphone radio strength. Minimum required versions: Android 5.0, iOS 12.4, BLE 4.0 |
Audible alarm | Buzzer (60 dB at 10 cm) |
Environment and type of fluid | Air and neutral gases |
Conditions of use (°C/%RH/m) |
From -10 to 50 °C (14 to 122 °F) In non-condensing environment From 0 to 2000 m (0 to 6561 feet) |
Storage temperature | From -10 to 70 °C (14 to 158 °F) |
Security | Protection class 2 – Pollution degree 2 – Overvoltage category 2 |
European directives | 2014/30/EU EMC – 2014/35/EU Low Voltage – 2014/53/EU (RED) – 2015/863 EU (RoHS 3) – 2012/19/EU WEEE |
The Si-K25 and Si-K85 are airflow measurement cones designed for 100 mm diameter vane anemometers. These models feature a honeycomb-structured airflow straightener that reduces turbulence for more reliable flow measurement.
The Si-K25 and Si-K85 are perfectly suited to Kimo LV 110 and LV 130, VT 210, MP 210 and AMI 310 anemometers.
The Si-K85 square cone can be used with medium-sized air vents.
The Si-K25 round cone is designed for small and medium-sized round vents.
Airflow Cones Ø 100 mm Vane Anemometers
Download Datasheet : Airflow Cones
Learn MoreRM1,980.00
Download Datasheet : Sauermann Si-VH3
Learn MoreConnection cable between the transmitter and:
Connection cable between the transmitter and:
Interchangeable VOC probe. Plastic body, Ø 29.5 mm, length: 175 mm. Autolock connector. Probe cable for connection to
class 320 transmitters is needed. Supplied with mounting flange and adjustment certificate.
Download Specsheet : Probe for Class320 Transmitter
Learn MoreInterchangeable CO probe. Plastic body, Ø 29.5 mm, length: 175 mm. Autolock connector. Probe cable for connection to class 320 transmitters is needed. Supplied with mounting flange and adjustment certificate.
Download Specsheet : Probe for Class320 Transmitter
Learn MoreInterchangeable CO2 probe. Plastic body, Ø 29.5 mm, length: 175 mm. Autolock connector. Probe cable connection to class 320 transmitters
is needed.. Supplied with mounting flange and adjustment certificate.
Download Specsheet : Probe for Class320 Transmitter
Learn MoreInterchangeable hotwire probe for air velocity and temperature measurements. Stainless steel body length 267 mm, Ø 8 mm. Autolock connector. Supplied with adjustment certificate.
Download Specsheet : Probe for Class320 Transmitter
Learn MoreInterchangeable Pt100 temperature probe. Stainless steel sheath, dimensions: length 153 mm, Ø 6 mm. Autolock connector. Supplied with adjustment certificate.
Download Specsheet : Probe for Class320 Transmitter
Learn MoreRM1,680.00
Interchangeable hygrometry/temperature probe. Plastic body with stainless steel filter. Length 150 mm, Ø 13 mm. Autolocking connector. Probe cable for connection to class 320 transmitters is needed. Supplied with adjustment certificate.
Download Specsheet : Probe for Class320 Transmitter
Learn More
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