Instruments for explosive zone (Ex)

• Universal airflow monitor with Safety Integrity Level 1 (SIL1) according to IEC 61508/IEC61511 (alternatively device with SIL2 certification available)
• With switching output suitable for control cabinet installation
• Type tested by TÜV NORD according to DIN EN 61010-1: 2011-07
• Large measuring range from 0.1 ... 30 m/s, quick and easy commissioning
• Example areas of application: Monitoring heating registers, air curtain systems, dampers, fans, DDC

• For continuous level measurement of liquid and bulk-solid materials
• Output: 4...20 mA / 0...10 V
• Universal usage, direct mounting into tanks, vessels, sumps or silos and hoppers
• Setting using a magnetic pen
• Possibility of linear measurement even in non-conductive or variously shaped vessels
• LED indication
• Versions with coated electrodes for aggressive or electrically conductive media
• Versions for explosive areas
• Ambient temperature: -40...85 °C
• Supply: 9...34 VDC / 12...34 VDC
• Protection class: IP67 / IP68

CLM-36 are designed for continuous level measurement of liquids and bulk-solid materials. Mounted directly in containers, tanks, etc. Indicator LDU-401 can be mounted on head. Can be used in high temperature and explosive atmospheres. Current (4...20 mA) or voltage (0...10 V) output.

• Detection of various types electrical conductive or non-conductive liquids (water, water solution, cooling liquids, oil, ets.)
• Direct mounting into various containers, vessels, tanks, ets.
• Output: S, PNP, NAMUR (for explosive areas)
• Sensitivity setting by means of magnetic pen
• High temperature performance, pressure resistance up to 7 MPa
• Process coupling: thread M18, M20, G3/8“ or 1/2–14 NPT
• Versions for usage in explosive areas
• Supply: 6…30 VDC
• Protection class: IP68

• Universal use for limit level sensing of liquids and bulk solids
• Direct mounting into tanks, vessels, sumps and tubes or silos and hoppers
• Output: NPN, PNP, NAMUR (for explosive areas)
• Sensitivity and hysteresis fluently adjustable
• Process coupling: thread M27x2; M30x1.5; G3/4“ or Triclamp
• Indication by LED
• Versions for explosive and flammable areas
• Supply: 7…36 VDC
• Protection class: IP67

• Universal use for limit level sensing of liquids and bulk solids.
• Direct mounting into tanks, vessels, sumps and tubes or silos and hoppers
• Output: NPN, PNP
• Setting using a magnetic pen
• High stability upon high sensitivity (possible to use for materials with εr ≥ 1.3)
• Indication by two LEDs
• Versions for explosive areas
• Supply: 8…9 VDC
• Protection class: IP67 / IP68

• SET-1000 + SET/OSK2 is designed for oil detection on water surface
• Can be used in tanks where water level is alternating
• Control device SET-1000 is a one-channel level switch
• SET/OSK2 sensor detects more than 15 mm width hydrocarbon layer on water surface
• Polypropylene floats
• ATEX certified
• Wall-mounted, IP67
• Supply: 230 VAC, 50/60 Hz

Incremental encoder RX70. Vibration- and overload-resistant. Wide range of appliance.

• Size Ø69mm, axis - Ø10mm
• Certified for ATEX zone
• Complies to category II 2 gas and dust
• IP65/IP66 protection class
• Certified: II 2 G/D E Ex d II T4/T6 IP65/IP66 135 °C bz. 85 °C

• Flow monitoring with SIL1 certification according to IEC 62061 (corresponds to Performance Level c according to EN ISO 13849-1)
• Can be used in ATEX zones 1 and 2 in conjunction with 2 Zener barriers supplied
• Large measuring range from 0.1 to 30 m/s with media temperatures from 0°C to 60°C
• With switching output suitable for control cabinet installation
• Developed for demanding industrial applications, IP40
• Example areas of application: Flow monitoring in paint shops, paper factories and research facilities

• Air flow monitor for monitoring air flow in ATEX zones 1 and 2 (optionally additionally with SIL1 or SIL2 certification)
• With switching output (1 NO/ 1 NC) for control cabinet installation
• Type tested by TÜV NORD according to DIN EN 61010-1: 2011-07
• Large measuring range (0.1...30 m / s), simple and fast commissioning
• Example areas of application: Monitoring heating registers, air curtain systems, dampers, fans, DDC, industrial furnaces, granulate dryers

• Exd fire-resistant RTD temperature sensors are designed for temperature sensing in explosive atmospheres
• Ranges: -200...+150°C; -200...+550°C; -200...+600°C
• Outputs: RTD, 4..20 mA

• Exd fire-resistant thermocouple temperature sensors are designed for temperature sensing in explosive atmospheres.
• Ranges: -40...+800°C; -40...+1200°C; -40...+700°C
• Outputs: TC, 4...20 mA

• Exi RTD sensors for explosive atmospheres with cable
• Range: -50 .. +400°C
• Cable insulation: PVC, silicone, teflon, glass fiber

• Exi thermocouple sensors for explosive atmospheres
• Range: -40...+1200°C

• Exi thermocouple sensors for explosive atmospheres with cable
• Range: -40...+400°C

• Exi thermocouple sensors for explosive atmospheres with connection head
• Outputs: TC, 4..20 mA

• 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

• Data converter which connects reader in safe zone with network switches and temperature cables/spears in dangerous zone
• Input: 4 x temperature cables (from switches GWNET11 and cables GWSL 1100 or GWSL 2100)
• Output: Modbus RTU, RS-485
• Reads data from 68 individual temperature cables and spears
• Supply: 230 VAC / 115 VAC
• Protection class: IP66
• Certificates: IECEx, ATEX

• Works as a multiplexer, enabling 4 additional temperature cables or spears to be connected to GWAB11 converter
• Another GWNET11 can be connected in parallel, further expanding inputs of GWAB11 by 4
• Operating temperature: -20...+50 °C
• Protection class: IP66
• Certificates: IECEx, ATEX

• Grain temperature monitoring system for steel and concrete bins
• Digital sensors with 2-wire bus
• Sensor spacing: 2 or 3 m
• Diameter: Ø9,8 mm
• Length: 1...35 m
• Tensile strength: ≤ 2,5 t
• Operating temperature -20...50 °C
• Maximal surface temperature 85 °C
• System is ATEX-, IECEx- and GOST-R approved
• ATEX approval code: Ex II 1D Ex ia IIIC T85°C

• Grain temperature monitoring system for steel and concrete bins
• Digital sensors with 2-wire bus
• Sensor spacing: 2 or 3 m
• Diameter: Ø17 mm
• Length: 1...100 m
• Tensile strength: ≤ 8 t
• Operating temperature -20...50 °C
• Maximal surface temperature 85 °C
• System is ATEX-, IECEx- and GOST-R approved
• ATEX approval code: Ex II 1D Ex ia IIIC T85°C

• High level detection
• Oil on water surface detection
• Designed for usage in separators, basins and tanks
• Easy to install, does not need calibration
• Reliable long-term se in harshest conditions
• Acoustic and visual alarms
• 2 switch outputs
• ATEX certified
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

idOil sensors are an integral part of the idOil oil separator alarm system and they are to be used with the idOil control units. All idOil sensors are digital and polarity free. Standard cable length is 5 m.

• idOil-LIQ high liquid level sensor
  Indicates when the liquid level in the oil separator rises excessively e.g. in an outlet blockage situation.
• idOil-OIL oil sensor
  Detects oil and indicates when the separator’s oil storage is full.
• idOil-SLU sludge sensor
  Monitors the sludge layer in the oil separator and indicates when the sludge layer has reached its maximum level.

“idOil®” is an alarm system intended for monitoring liquid levels particularly in oil and sand separators. The system consists of the idOil control unit and the idOil sensors installed in the separator. The sensor cables can be extended with a cable connector or connection box. One to three digital idOil sensors of the same or different type can be connected to the control unit. The sensors can be used to monitor the following:

• High liquid level (idOil-LIQ high liquid level sensor)
• Oil layer detection (idOil-OIL oil sensor is for class IIA explosive liquids and idOil-OIL-Soil sensor is for class IIB explosive liquids)
• Sludge layer detection (idOil-SLU sludge sensor)

“idOil®” is an alarm system intended for monitoring liquid levels particularly in oil and sand separators. The system consists of the idOil control unit and the idOil sensors installed in the separator. The sensor cables can be extended with a cable connector or connection box. One to three digital idOil sensors of the same or different type can be connected to the control unit. The sensors can be used to monitor the following:

• High liquid level (idOil-LIQ high liquid level sensor)
• Oil layer detection (idOil-OIL oil sensor is for class IIA explosive liquids and idOil-OIL-Soil sensor is for class IIB explosive liquids)
• Sludge layer detection (idOil-SLU sludge sensor)

• For galvanic separation of current signal between explosive (Ex) and normal areas
• Input: 0...20 mA, 4...20 mA
• Output: 0...20 mA, 4...20 mA, version with 0...10 V
• Version with support for HART signal
• DIN rail-mounted
• Supply: 24 VDC / 230 VAC
• Operating temperature: -20...60 °C
• Protection class: IP20

• Input: standard 4...20 mA signal or capacitive Labkotec 3W probe
• Current output: 0/4...20 mA
• Switch outputs: 2 units
• LCD display
• Programmable using buttons
• ATEX certified
• Wall-mounted, IP65
• Supply: 230 VAC, 50/60 Hz

• High level detection
• Oil on water surface detection
• Sludge under water detection
• Designed for usage in separators, basins and tanks
• Version with GSM module available – for alarms and service reminders
• Acoustic and visual alarms
• 2 switch outputs
• ATEX certified
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

• Various level measurement ranges: 1...250 m H2O
• Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
• Output: 4...20 mA
• Process temperature: -5...80 °C
• Operating temperature: -5...80 °C
• Materials: stainless steel, titanium
• Certificate: ATEX

• Various level measurement ranges: 1...250 m H2O
• Accuracy: ≤ ± 0.25 / 0.10 % FS
• Adjustable 1:4 of the nominal range within -5 % to +105 %
• Output: 4...20 mA
• Process temperature: -5...80 °C
• Operating temperature: -5...80 °C
• Materials: stainless steel, titanium
• Certificate: ATEX

• Supplies and controls NAMUR sensors (1 or 2 channels)
• Relay or transistor output
• Output voltage: 9,2 VDC
• High frequency switching (up to 2 kHz)
• DIN rail-mounted
• LED indication
• Supply: 24 VDC / 230 VAC
• Operating temperature: -20...60 °C
• Protection class: IP20

• Noncontact infrared thermal meter Thermalert TX, additional accessories for various applications
• Can be used in an explosive area
• Range: -18...2000 °C (in fixed ranges)
• Outputs: 4...20mA, HART į RS232, mechanical switch (depends on version)

• OilSET-1000 is designed for oil detection in separators, basins and tanks
• Easy to install, does not need calibration
• 2 switch outputs
• Ultrasonic sensor SET/S, 5 meter cable
• ATEX certified
• Wall-mounted, IP67
• Supply: 230 VAC, 50/60 Hz

• System consists of alarm device SET-1000 and fixed level vibration sensor SET/V
• For usage separators, basins and tanks
• Alarm device SET-1000 is a single-channel level switch
• When used with SET/V, SET-1000 alarms when set high level in tank is exceeded
• ATEX certified
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

• Pressure range: from -0,9...1,5 to 4...40 bar
• Output signal: 1 Floating change-over contact (SPDT)
• Process temperature: -40...+150 °C
• Process connection: G1/4" f, G1/2" m
• Protection class: IP66

• Pressure range: from 1...10 to 60...600 bar
• Output signal: 1 Floating change-over contact (SPDT)
• Process temperature: -30...+100 °C / -15...+150 °C
• Process connection: G1/4" f, G1/2" m
• Protection class: IP66

• Pressure transmitter ATM.1ST/Ex (high precision, for explosive Ex environment)
• Various pressure measurement ranges: 0,1...1000 bar
• Accuracy: ≤ ± 0.10 / 0.05 % FS
• Output: 4...20 mA
• Process temperature: -40...150 °C
• Operating temperature: -40...125 °C
• Materials: stainless steel, titanium
• Certificates: ATEX, IECEx, EAC, GL/DNV, ABS, Lloyds

• Pressure transmitter ATM/Ex (for explosive Ex environment)
• Various pressure measurement ranges: 0,1...1000 bar
• Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
• Output: 4...20 mA
• Process temperature: -40...150 °C
• Operating temperature: -25...85 °C
• Materials: stainless steel, titanium
• Certificates: ATEX, IECEx, EAC

• Pressure transmitter ATM/F/Ex (hygienic, for explosive Ex environment)
• Various pressure measurement ranges: 0,1...25 bar
• Accuracy: ≤ ± 0.50 / 0.25 / 0.10 % FS
• Output: 0...5 VDC / 0...10 VDC / 0...20 mA / 4...20 mA
• Process temperature: -25...150 °C
• Operating temperature: -25...85 °C
• Materials: stainless steel
• Certificates: ATEX, EAC

• Certificates Ex ATEX and IECEx
  • Ex-zones 0, 1, 2 (gas), 20, 21, 22 (dust) and mining
• High reliability and safety
• Extraordinary long-term parameter stability
• Range:
  • from 0...0.4 bar to 0...2000 bar
  • standard 0...0.4 bar to 0...250 bar
  • accuracy: ± 0.2% of range
• Process connection: G1/4"
• Output: 4...20 mA
• Process temperature: -40°C...+120°C
• Ambient temperature: -40°C...+120°C 
• Supply: 10...30 VDC
• Protection class: IP65
• Casing material: stainless steel 1.4452 (AISI630)/ 1.4301 (AISI304)

• Various pressure measurement ranges: 0,1...1000 bar
• Adjustable 1:4 of the nominal range within -5 % to +105 %
• Accuracy: ≤ ± 0.25 / 0.10 % FS
• Output: 4...20 mA
• Process temperature: -40... 150 °C
• Operating temperature: -25...85 °C
• Materials: stainless steel, titanium
• Certificates: ATEX, EAC

• Radar level meter GRLM-70 for continuous level measurement in liquids, mush and bulk-solid materials
• Outputs: 4...20 mA HART or RS-485 Modbus RTU
• Measurement depth: up to 40 m
• Universal usage, direct mounting into containers, silos, vessels, reservoirs, etc.
• LCD or OLED screen
• Linear measurement in non-conductive and in differently shaped containers
• Versions with stainless steel rod or rope electrodes
• Xi, Xit versions for usage in explosive areas
• Xd, XdT versions for usage in flammable dusts areas
• Supply: 18...30/33/36 VDC
• Protection class: IP67

• Sludge and sand detection
• Oil on water surface detection
• Designed for usage in separators, basins and tanks
• Easy to install, does not need calibration
• Reliable long-term se in harshest conditions
• Acoustic and visual alarms
• 2 switch outputs
• ATEX certified
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

• SandSet-1000 is designed for sludge and sand detection in separators, basins and tanks
• Easy to install, does not need calibration
• Reliable long-term se in harshest conditions
• Acoustic and visual alarms
• 2 switch outputs or output to LabkoNet remote monitoring system
• Ultrasonic sensor SET/S, 5 meter cable
• ATEX certified
• Wall-mounted, IP67
• Supply: 230 VAC, 50/60 Hz

• Measures air temperature, humidity
• Calculates dew point, absolute humidity, specific humidity, mixing ratio, specific enthalpy
• Measurement ranges: -30...+80 °C / 0...100 %RH
• Operating temperature: -30...+60 °C
• Ex marking: EX II 3G Ex ic IIC T6 Gc
• Output: 4...20 mA, galvanically isolated
• Adjustable by PC
• Supply: 9...30 VDC
• Calibration certificate included