Gas measurement and regulation

• Suitable for ATEX Zones 2 and 22
• Electrochemical gas sensor
• Range: 0...100, 0...300, 0...1000, 0...5000 ppm NH3
• Resolution: 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+50 °C
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life pellistor (catalytic bead) sensor
• Range: 0...15% vol. (0…100% LEL)
• Resolution: 0.1% vol. or 1% LEL
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -10...+50 °C
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life photoacoustic or optical NDIR sensor
• Range: 0...10 000 ppm / 0...40 000 ppm / 0...5 % vol (0...100 % on request)
• Resolution: 1 ppm / 10 ppm / 0.01 % vol. CO2
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+60 °C; 0….100 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life electrochemical sensor
• Range: 0...300 or 0...1000 ppm
• Resolution: 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -20...+50 °C; 0….90 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Detected gases: hydrogen, methane, acetylene, propane, butane
• Default calibration: methane CH4
• Stable long-life metal-oxide / pellistor sensor
• Range: 0...100% LEL
• Resolution: 0,1 / 1 % LEL
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+70 °C; ≤ 95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life electrochemical sensor
• Range: 0...10 / 0...200 / 0...1500 ppm
• Resolution: 0,1 / 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+50 °C; up to 100 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Detectable gases: R-12, R-123, R-125, R-134a, R-143, R-22, R-404a, R-407c, R-410a, R-507, R-514a, R-1234ze and similar
• Stable long-life metal-oxide sensor
• Range: 0…1000 / 0…2500 ppm
• Resolution: 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -30...+60 °C; < 95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life electrochemical sensor
• Range: 0...100 ppm, 0...2000 ppm H2S
• Resolution: 1 ppm H2S
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+50 °C; 15…90 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life metal-oxide / pellistor sensor
• Range: 0...100% LEL CH4
• Resolution: 0,1 / 1 % LEL CH4
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+70 °C; ≤ 95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life electrochemical sensor
• Range: 0…250 ppm
• Resolution: 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -30...+50 °C; 15…90 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life optical NDIR sensor
• Range: 0…1000 ppm
• Resolution: 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -20...+50 °C; 0…95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life electrochemical sensor
• Range: 0...25 % vol O2
• Resolution: 0,01 % vol O2
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+60 °C; 5…95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Highly sensitive Photo Ionization Detector (PID) sensor
• Detectable gases: VOCs (acetone, ethanol, toluene, xylene etc.)
• Default calibration: Isobutylene
• Range: 0…40 / 0…200 ppm isobutylene
• Resolution: 0,01 / 1 ppm
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+65 °C; 0…95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Suitable for ATEX Zones 2 and 22
• Stable long-life metal-oxide sensor
• Detectable gases: acetone, ethanol, toluene, xylene etc.
• Default calibration: toluene
• Range: 0...1000 ppm (toxic range) / 0...100% LEL (flammable range)
• Resolution: 1 ppm for toxic ranges / 0,1 % LEL for flammable range
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST)
• Operating temperature: -40...+70 °C; < 95 % RH; 0,9…1,1 atm.
• Supply: 12...36 VDC (default), 24 VAC or 230 VAC

• Applications of flue gas analyzer Si-Ca 130: for commercial and residential boilers and water heaters
• Detectable gases: O₂, CO, CO₂, NO, NOx
• Up to three gas sensors
• CO measurement up to 8000 ppm
• Other measurement parameters: flue temp., air temp., differential temp., pressure / draft, excess air, combustion efficiency, combustion efficiency (condensation)
• Color display screen with buttons
• Communication: Bluetooth (mobile App), remote printer
• Measurement storage: smartphone
• Predictive maintenance with estimated sensor life and calibration reminders
• Protection class: IP42
• Power supply: Rechargeable battery, Li-Ion 5100 mA/h 3.6 V (8 hours working time)
• Operating temperature: -5…+45 °C
• Sensor protection by pump stopping

• Gas measuring, monitoring and warning controller (Multi-Sensor-Controller MSC) for reliable detection of combustible, toxic and refrigerant gases
• Flexible control: 3 relays (SPDT, potential-free, 250 V)
• Intelligent Communication: RS-485 interface with DGC and Modbus protocol
• Precise signal transmission: 4–20 mA input and output for seamless system integration, up to 3 sensors including remote

• CO2 concentration measurement range: 0...5000 ppm
• Memory: up to 500,000 values in non-cyclic mode and 350 000 in cyclic mode
• Logging interval: 1 s...24 h
• Internal sensor
• GSM modem (GPRS)
• SMS and JSON messages can be sent via GPRS data connection
• Messages can be sent on alarms and periodically
• Data can be transferred to PC via USB-C interface
• Calibration certificate of manufacturer included
• Ambient temperature: -20...+60 °C
• Supply: 5200 mAh LiIon battery
• Protection class: IP20
• Warranty: 3 years

• SF6 gas density monitor for high voltage switchgear
• Three versions: 1 / 2 / 3 stages (8781 / 8782 / 8783)
• Measurement range: 0...1,1 MPa (mechanical), 0...0,85 MPa (electronic)
• Output signal: floating change-over contact (SPDT) / 6.5...20 mA current loop
• Switch point: factory calibrated
• Media temperature: -40...+80 °C
• Ambient temperature: -40...+80 °C
• Protection class: IP65

• Long-life metal-oxide gas sensor
• Range 0...100 % LEL H₂
• Resolution 0,1 % LEL H₂
• Outputs 2 x 4...20 mA / 0...10 V, RS-485
• Attached or remote sensor options

• Hydrogen pressure transmitter’s measuring principle: Thin-film-on-steel
• EC79 and ECER-134 certification pending (see product website for current situation)
• Applications: Fuel cells, fueling stations, hydrogen compressors, hydrogen tanks, vehicles with H drive
• Measuring range: 0…1050 bar / 0…15000 psi *(see product datasheet)
• Measuring accuracy at 25 °C typ.: ± 0.3 / 0.5 % FS typ.
• Output signal: 4...20 mA, 0.5...4.5 VDC, 0...5 VDC, 1...5 VDC, 1...6 VDC, 0...10 VDC, 0.1...10.1 VDC, 0.5...4.5 VDC ratiometric, Switching output: 1 or 2 PNP
• Pressure connections: G1/4" m, 1/4"NPT m, 7/16"-20UNF SAE4 m
• Ambient temperature: 40°C…+85°C

• Stable long-life electrochemical gas sensor
• Range 0...100 / 0...1000 ppm H₂S
• Resolution 0,1 / 1 ppm H₂S
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485
• Default alarm set-points 10 / 20 ppm H₂S

• Stable long-life electrochemical gas sensor
• Range 0...100 / 0...1000 ppm H₂S
• Resolution 0,1 / 1 ppm H₂S
• Outputs 2 x 4...20 mA / 0...10 V, RS-485
• Attached or remote sensor option

• Electrochemical gas sensor
• Range: 0...100 / 0...2000 ppm H₂S
• Resolution: 0,1 / 1 ppm H₂S
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -40...+50 °C
• Supply: 11...30 VDC / 24 VAC or 90...265 VAC

• Applications of flue gas analyzer Si-Ca 230: boilers, burners, water heaters, gas and diesel engines, furnaces, industrial kilns, industrial heating systems, incinerators
• Detectable gases: O₂, CO (H₂ comp.), CO₂, NO, Low NO, NO₂, Low NO₂, NOx, Low NOx, SO₂, Low SO₂, CxHy (HC), H₂S
• Up to six gas sensors
• CO measurement up to 50 000 ppm
• Other measurement parameters: flue temp., air temp., differential temp., pressure / draft, excess air, combustion efficiency, combustion efficiency (condensation), stack gas velocity
• Color graphical touchscreen for control
• Communication: USB, Bluetooth (mobile App), remote printer
• Measurement storage: 2000 data points + smartphone and PC
• Predictive maintenance with estimated sensor life and calibration reminders
• Protection class: IP42
• Power supply: Rechargeable battery, Li-Ion 5100 mA/h 3.6 V (8 hours working time)
• Operating temperature: -5…+45 °C
• Sensor protection by pump stopping

The new leak meters LD 500/510 with integrated camera and leakage calculation are ideal to find even smallest leakages (0.1 l/min) easily even in far distances and calculate potential saving (€/year).

• 30 MEMS digital microphones for image of leaks
• Measuring distance: up to 6,5 m
• 3,5” TFT color display with touch panel
• Additional sensor input to measure: dew point, flow, pressure, and temperature (LD 510 only. See datasheet)
• Possibility to take photo of leaking parts
• Data transfer via USB to PC
• Easy data and work assignment with CS Leak Reporter cloud solution
• ISO 50001 report
• Power supply: 7,2 V lithium-ion battery (> 9 h continuous operation)
• Operating temperature: -5…+40 °C

The enLink OAQ Vape transmits data using long range LoRa wireless which easily integrates with cloud services or on-site Systems.

• Sensed parameters: Temperature, Relative humidity, VOC, CO2, Particles PM (1.0, 2.5, 4.0 & 10), Barometric pressure, Ozone**, Arsine*, Formaldehyde*, Methyl Mercaptan*, Chlorine*, Carbon Monoxide*, Ethylene Oxide*, Hydrogen*, Hydrogen Sulphide*, Hydrogen Cyanide*, Ammonia*, Nitrogen Dioxide*, Oxygen*, Odorous gases*, Phosphine*, Sulphur Dioxide*
• Communication: LoRaWAN; frequency range: 863-870 MHz; up to 16 km range
• Measurement sending interval: 30 s to 3 hours
• Power supply: 12…24V V DC, 0.15 Amp (max) / 4 x Li-SOCl2 (3.6V) AA / external solar panel
• Configuration via USB cable / downlink
• IP rating: IP42 (conformally coated electronics), do not expose to direct sunlight
• Operating Temp. / Humidity: -10…40 °C / 0…95 % RH (be kondensacijos)

• Stable long-life metal-oxide gas sensor
• Range 0...100 % LEL (0...5 % vol) CH₄
• Resolution 0,1 % LEL (50 ppm) CH₄
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485
• Default alarm set-points 20 / 50 % LEL CH₄

• Stable long-life metal-oxide gas sensor
• Range 0...100 % LEL CH₄
• Resolution 0,1 % LEL CH₄
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485
• Default alarm set-points 20 / 50 % LEL CH₄
• Visual and acoustic alarms

• Stable long-life metal-oxide gas sensor
• Range 0...100 % LEL (0...5 % vol) CH₄
• Resolution 0,1 % LEL (50 ppm) CH₄
• Outputs 2 x 4...20 mA / 0...10 V, RS-485
• Attached or remote sensor options

• Metal-oxide gas sensor
• Range: 0...100% LEL (0...5 %) CH₄
• Resolution: 0,1 % LEL (50 ppm) CH₄
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -40...+70 °C
• Supply: 11...30 VDC / 24 VAC or 90...265 VAC

TSM400-4-CP is a multi parameters sensor that supports MODBUS RTU protocol over the RS-485 interface. The sensor measures barometric pressure and CO2 concentration.. Suitable for environmental quality monitoring, indoor air, smart ventilation systems, restaurants and breweries CO2 level and CO2 leakage control.

• Changeable bitrate and other communication parameters
• Non-volatile memory for all setting
• CO2 measurements range: 400…5000 ppm
• Accuracy: ± (40 ppm + 5 %)
• Resolution: 1 ppm
• Calibration: Automatic, if the sensor is exposed to fresh air for more than 30 minutes
• Pressure measurements range: 10…1200 hPa
• Accuracy (min): ±1.5 (25°C, 750 hPa)
• Accuracy (max): ±2.5 (-20 °C to + 85 °C, 300…1100 hPa)
• Resolution: 1 hPa
• Operating temperature range: -20…+60°C
• Operating relative humidity range: 5…95% (non-condensing)
• Ingress protection: IP20
• Operating voltage range: 4,5…26 VDC

SIRO is an indoor air quality transmitter with a modern design. The transmitter is available with several optional air quality sensors. The modular device can be equipped with CO2 concentration and VOC (Volatile Organic Compounds) measurements or alternatively PM (Particulate Matter) measurement, and in addition, temperature and humidity measurements. SIRO-MOD series models use Modbus serial communication protocol.

• Measuring elements:
  • CO2: Non-dispersive infrared (NDIR); 0...2000 ppm
  • VOC: Complementary Metal Oxide Semiconductor (CMOS); range: * - see datasheet
  • PM: Laser-based light scattering particle sensing
  • Temperature: Integrated to CMOS
  • Relative humidity: Thermoset polymer capacitive sensing element
• Field configurable outputs for selected measurements; Configuration possible through MODBUS
• Proportional output options including voltage (0–10 V, 0–5 V, 2–10 V) and optional current (4–20 mA); MODBUS
• Offset feature enabling field calibration for each measurement parameter (CO2, VOC, PM, RH, T)
• Optional LCD-display and buttons
• Operating temperature: 0…50 °C
• Protection standard: IP20

• Electrochemical gas sensor
• Range: 0...250 ppm NO
• Resolution: 1 ppm NO
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -30...+50 °C
• Supply: 11...30 VDC / 24 VAC or 90...265 VAC

• Stable long-life electrochemical gas sensor
• Range 0...20 / 0...200 ppm NO₂
• Resolution 0,02 / 0,1 ppm NO₂
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485
• Default alarm set-points 3 / 6 ppm NO₂

• Stable long-life electrochemical gas sensor
• Range 0...20 / 0...200 ppm NO₂
• Resolution 0,02 / 0,1 ppm NO₂
• Outputs 2 x 4...20 mA / 0...10 V, RS-485

• Electrochemical gas sensor
• Range:
• -- 0...20 ppm NO₂
• -- 0...200 ppm NO₂
• Resolution:
• -- 0,1 ppm NO₂ for 20 ppm range
• -- 1 ppm NO₂ for 200 ppm range
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -20...+50 °C
• Supply: 11...30 VDC / 24 VAC or 90...265 VAC

The oxygen concentration meter MF010-O-LC determines the oxygen content in gas mixtures up to a temperature of 250 °C.

• Stable long-life electrochemical gas sensor
• Range 0...20 % vol O₂
• Resolution 0,01 % vol O₂
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485
• Default alarm set-points 19,5 / 18 % vol O₂

• Stable long-life electrochemical gas sensor
• Range 0...20 % vol O₂
• Resolution 0,01 % vol O₂
• Outputs 2 x 4...20 mA / 0...10 V, RS-485
• Attached or remote sensor options

• Electrochemical gas sensor
• Range: 0...25 % O₂
• Resolution: 0,01 % O₂
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -30...+50 °C
• Supply: 12...36 VDC, 24 VAC or 230 VAC

• Stable long-life electrochemical gas sensor
• Range 0...5 ppm O₃
• Resolution 0,03 % ppm O₃
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485
• Default alarm set-points 0,3 / 1 ppm O₃
• Attached or remote sensor

• Stable long-life electrochemical gas sensor
• Range 0...5 ppm O₃
• Resolution 0,03 % ppm O₃
• Outputs 2 x 4...20 mA / 0...10 V, RS-485
• Attached or remote sensor

• Electrochemical gas sensor
• Range: 0...5 ppm O₃
• Resolution: 0,01 ppm O₃
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -40...+50 °C
• Supply: 11...30 VDC / 24 VAC or 90...265 VAC

• Oxygen concentration measuring in air and inert gas mixtures
• Specially developed for use in composting plants
• Measuring range of oxygen concentration: 0,1…25 % (0…100 % range on request)
• Value indicator of measured oxygen concentration
• Output: 4…20 mA analog or bidirectional digital signal (for calibration, operation diagnostic)
• Length and diameter of the sensor protection tube to the handle: 1200 x 30 mm
• Length of the protective tube part to be stuck in the compost heap: ~ 1000 mm
• Material of protective tube: Stainless steel 1.4301
• Housing ambient temperature: -10…+50 °C
• Probe ambient temperature: -10…+100 °C
• Protection class of housing electronic: IP65
• Protection class of probe: IP40
• Rechargeable battery with indication of voltage
• It is possible to connect the sensor to a stationary data processing system

• For R-12, R-123, R-125, R134a, R143, R-22, R404a, R-407c, R-410a, etc.
• Default calibration R-404a
• Range 0...1000 ppm
• Resolution 1 ppm
• Outputs 2 switches, 2 x 4...20 mA / 0...10 V, RS-485

• For R-12, R-123, R-125, R134a, R143, R-22, R404a, R-407c, R-410a, etc.
• Default calibration R-404a
• Long-life MOS sensor
• Range 0...1000 ppm
• Resolution 1 ppm
• Outputs 2 x 4...20 mA / 0...10 V, RS-485

• MOS gas sensor
• Detected gases: R-12, R-123, R-125, R-134a, R-143, R-22, R-404a, R-407c, R-410a, R1234yf, etc.
• Standard calibration: R-404a
• Range: 0...1000 ppm HFC
• Resolution: 1 ppm HFC
• Analog output: 2 x 4...20 mA / 0...10 V (user-settable)
• Digital output: RS-485 (Modbus RTU protocol)
• Option: relay output (2 x SPST) / LCD indicator
• Option: remote sensor (default cable length is 3 m)
• Operating temperature: -30...+60 °C
• Supply: 11..30 VDC / 24 VAC arba 90...265 VAC