Switches

• Voltage being detected in one of two ranges: 85...250 VAC or 170...250 VAC (settable by jumper)
• Galvanic isolation between the input voltage and output (OC)
• Low temperature drift
• Supplied by detected voltage
• Warranty: 3 years

• The Si-83 tank pump is perfect for residential A/C (up to 20 kW) and heating units (up to 40 kW)
• Max discharge head: 5,4 m
• Max pressure: 5,7 m
• Tank volume: 2 L
• Automatic turn on specific level in tank
• Overdraft level safety switch
• Stainless steel motor shaft
• Protection class: IP44
• Max condensate temperature: 55 °C
• Max condensate acidity: pH > 2,5 (Gas condensing boilers)
• Quick installation with mobile app

Astronomical digital clocks RAT-TPA1B are applied for switching on and off the lightning or other electrical receivers in accordance to sunset and sunrise with an option to program a night break, which means a temporary switching off of the receivers for savings purposes

• 52 programs, holiday mode
• Automatic summer/winter digital clockover
• Automatic transfer of weekdays
• Sealable cover of the front panel, easy setting by 4 buttons
• Backlighted LCD display (can be turned off)
• 10-year power reserve (internal lithium battery which can protect real time clock and all the settings when the electric power supply is off)
• Number and type of contacts: 1 CO
• Rated load: 16 A / 250 V AC
• Direct mounting on 35 mm rail mount acc. to EN 60715
• Compliance with standards EN 60730-1, EN 60730-2-7, Directive RoHS

• Module is designed to protect battery if it discharges below 10,5 V mark, disconnecting it from load
• Battery is automatically reconnected to load if its voltage rises
• Suitable for work with heaters, lighting, travel refrigerators, etc.
• Operating voltage: 12 V ZBxx, 24 V ZBxx-24V, 48 V ZB-48V
• Maximal current: 40 A ZB40, 80 A ZB80, 140 A ZB140
• Operating temperature: -20...50 °C
• Dimensions: 65 x 89 x 70 mm

• 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

• The versatile Si 2052 is suitable for replacement of some market standards drain pumps used in cassette type air-conditioning units up to 20 kW
• Max discharge head: 0,9 m (flow rate = 24 l/h)
• The single level detection unit can be used as a safety contact (NC 50 VA resistive – 250 V) to cut off automatically the air conditioning system compressor or solenoid valve
• The centrifugal technology inside this pump is specifically designed for removing condensates continuously, in any kind of environment, with a very low sound level (≤ 30 dBA)
• Protection class: IPX4
• Operating conditions: 100 % - continuous duty

• Lokaset 20 is designed for high wastewater level detection in septic tanks
• Easy to install, does not need calibration
• Switch output
• Visual and acoustic alarms
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

• Designed for the remote monitoring of measurements in industrial, domestic and environmental maintenance applications
• Typical applications include oil separator alarms, tank surface level measurements, monitoring pumping stations and real estate, and surface and groundwater measurements
• The device sends alarms and measurement results as text messages either directly to GSM phone or to the LabkoNet server
• Settings can be easily modified with a GSM phone
• Analog inputs: 4 units 4...20 mA (passive or active)
• Digital inputs: 4 units
• Relay outputs: 2 units
• Communication: SMS, GPRS
• Operating temperature: -20...+50 °C
• Supply: 230 VAC / 12 VDC battery
• Protection class: IP65

Single-phase commutator – controller RP7. The device can be used or circuit commutations. Can be used for resistive and inductive loads and single-phase motor speed control. Possible control with standard analog signal.

Other functions:

• Load current limiting
• Soft start
• Isolated inputs
• Load current control
• Fuse failure detection
• Overload indication

• Compact pressure switch for shipbuilding, engine manufacturing, railways, machine tools, hydraulics
• Measuring principle: piston
• Measured pressure from  -0,6...3,4 to 4...40 bar
• Output signal: floating change-over contact (SPDT)
• Switching differential: not adjustable
• Media temperature: -25...+125 °C / -40...+125 °C
• Ambient temperature: -25...+125 °C / -40...+125 °C
• Protection: IP65
• Conformity: ABS, BV, CCS, DNV, GL, KRS, LRS, NKK, RINA, RMRS, EN60730-1 / EN60730-2-9: Typ 2.B.H

• Compact pressure switch for shipbuilding, engine manufacturing, railways, machine tools, hydraulics
• Measuring principle: piston
• Measured pressure from 1...10 to 40...400 bar
• Output signal: floating change-over contact (SPDT)
• Switching differential: not adjustable
• Media temperature: -25...+125 °C
• Ambient temperature: -25...+85 °C
• Conformity: ABS, BV, CCS, DNV, GL, KRS, LRS, NKK, RINA, EN60730-1 / EN60730-2-9: Typ 2.B.H

• Compact pressure switch for shipbuilding, engine manufacturing, railways, machine tools, hydraulics
• Measuring principle: membrana
• Measured pressure from 1...10 to 10...100 bar
• Output signal: floating change-over contact (SPDT)
• Switching differential: not adjustable
• Media temperature: 0...+80 °C
• Ambient temperature: 0...+80 °C
• Conformity: ABS, BV, CCS, DNV, GL, KRS, LRS, RINA, EN60730-1 / EN60730-2-6: Typ 2.B.H

• Compact thermostat for shipbuilding
• ISP version – with capillary tube, ISPT version – without capillary tube
• Measured temperature from +5...95 °C to +20...150 °C
• Switching differential: not adjustable
• Output signal: floating change-over contact
• Ambient temperature: -30...+70 °C
• Conformity: ABS, BV, CCS, DNV, GL, KRS, LRS, NKK, RINA, RMRS, EN60730-1 / EN60730-2-9: Typ 2.B.H

The DPI series electronic pressure measuring devices are engineered for building automation in HVAC/R industry. The most technologically advanced and versatile electronic differential pressure switches on the market, combining up to two relay outputs and 0–10 V output options.

Differential manometer DPG/PS for air and non-aggressive gasses, designed for pressure monitoring and control. Used in ventilation and conditioning systems for filter permeability control.

• Range: 0…1500 Pa
• Switch activation range: 20…1500 Pa
• Operating temperature: -5… +60°C

Differential manometer MM/PS for air and non-aggressive gasses, designed for pressure monitoring and control. Used in ventilation and conditioning systems for filter permeability control.

• Range: 0…1500 Pa
• Switch activation range: 40…1500 Pa
• Operating temperature: -20… +60°C

• Pressure range: from -1...6 to -1...18 bar
• Output signal: 1 Floating change-over contact (SPDT)
• Process temperature: -40...+150 °C
• Process connection: G1/4" f, G1/8" f, G1/2" m
• Protection class: IP65

Differential pressure switch is designed for use in air and non-aggressive gasses. Made by HK Instruments (Finland).

• Universal level regulators (level relays) are designed to be used for water and wastewater level control by turning off the water pump when desired level is reached.
• Weight: 163 g; Buoy volume: 280 cm³: Maximum pressure:< 1 bar

• Universal level regulators (level relays) are designed to be used for water and wastewater level control by turning off the water pump when desired level is reached
• Due to great reliability, sleek shape, heavy mass and filled interior, it is best suited for usage in wastewater
• Double water- and air-resistant sealant increases protection against infiltration even more
• Weight: 250 g; Buoy volume: 430 cm³; Maximum pressure: < 1 bar

• Universal level regulators (level relays) are designed to be used for water and wastewater level control by turning off the water pump when desired level is reached
• Due to great reliability, sleek shape, heavy mass and filled interior, it is best suited for usage in wastewater
• Double water- and air-resistant sealant increases protection against infiltration even more
• Weight: 1050 g; Buoy volume: 990 cm³; Maximum pressure: < 2 bar

• Universal level regulators (level relays) are designed to be used for water and wastewater level control by turning off the water pump when desired level is reached
• Boasts for great reliability and small size
• Weight: 111 g; Buoy volume: 225 cm³; Maximum pressure: < 2 bar / < 5 bar

Vertical, stainless steel, float level sensor with float protection against mechanical impact, designed for level control.

• Material of float: stainless steel AISI 316 SS
• Max. temperature: -30...+105 °C
• Switch rating: 50 VA
• Switching voltage: 230 AC / DC

• Float level switch AUREGIS LJ-VT with extension and temperature for level and temperature measurement
• Float level switches have an integrated temperature sensor Pt100, Pt1000, Ni100, Ni120, Ni1000, NTC or PTC
• Measured temperature: Pt100, Pt1000, Ni100, Ni120, Ni1000, NTC or PTC 

• Float level switches AUREGIS LJ-V with an extension for level control
• Operating temperature: -30...+130°C
• Protection class: IP65 

Mechanical flow monitor JSW for liquid media. 

The FPI 8237 IO-Link Flush Membrane pressure transmitter impresses with an absolutely smooth and robust flush-mounted measuring diaphragm made of corrosion-resistant duplex steel 1.4462. Trafag’s proprietary thin-film-on-steel sensor technology ensures a wide temperature range and excellent long-term stability.

• Measuring range: -0,5...0,5 to 0...100 bar
• Output signal: IO-Link 1.1, COM3, min. process cycle time 1 ms, Smart Sensor Profile ED2, 2 Switching outputs PNP / NPN / Push-Pull configurable
• Accuracy at 25°C typically: ± 0.5 % FS typ.
• Measuring principle: Thin-film-on-steel
• Media temperature –10... +125 °C
• Ambient temperature: –10...+125 °C
• Protection class: IP65, IP67
• Applications: Hydraulics, Machine tools, Process technology, Food industry, Water treatment

• GA-1 is designed for grease detection in separators, basins and tanks
• Easy to install, does not need calibration
• Switch output
• Remote monitoring capability
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

• GA-2 is designed for grease detection in separators, basins and tanks
• Two sensors – one is for grease detection, other – for blockage control
• Easy to install, does not need calibration
• 2 switch outputs
• Remote monitoring capability
• Wall-mounted
• Supply: 230 VAC, 50/60 Hz

High frequency limit level sensors with elimination of deposits and foam on the electrode for vertical mounting

• High frequency limit level sensors with elimination of deposits and foam on the electrode for vertical mounting,
• Resistant to adhesion of viscous and sticky media (ketchup, yoghurt, spreads, syrups, creams, pastes, cleaning agents, alkalis, etc.)
• Unique material type resolution function "Medium window" (the sensor is sensitive only to the set medium and does not react to substances with lower and higher permittivity)
• Can replace vibration level sensors
• Universal design for all types of liquids (electrically conductive or non-conductive)
• For vertical mounting
• Adjustment with a magnetic pen before installation

• 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

Level sensor with elimination of rests or foam on the electrode:

• Designed for reliable limit level sensing of wide-range of fluids (electrically conductive or non-conductive), mashed and paste-like materials
• Resistant to adhesion of viscous and sticky media (ketchup, yoghurt, spreads, syrups, creams, pastes, cleaning agents, alkalis, etc.)
• Replacement of vibration level sensors
• Unique function for media recognition “Medium window” (sensor is sensitive only to set medium and does not react to substances with a lower or higher permittivity)
• Direct mounting into tanks, vessels, sumps, pipes or funnels and containers
• Settings by the magic pen (included)

Humidity and temperature regulator AR247 is designed for temperature and humidity control. The device is made with either integrated or cable-connected sensor. Protection class is IP65. Optionally can be ordered: RS-232 or RS-485 ports, analog output 0/4...20 mA or 0...10 VDC (for control or signal transmission).

• Temperature measurement range:
  a) Ambient model: -20...+80 °C
  b) Remote model with polycarbonate probe: -20...+80 °C
  c) Remote model with stainless steel probe: -40...180 °C
• Relative humidity measurement range: 0...100 %
• Calculates dew point, absolute humidity, enthalpy and combination ratio
• 4-wire analog output: 0...5/10 V or 0/4...20 mA
• 2 relay outputs
• Versions with or without display
• Protection class: IP65 (ABS V0 housing)

• 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

• Pressure range: from 0...2,5 to 0...600 bar
• Output signal: 1 or 2 PNP transistors
• Process temperature: -40...+125 °C
• Process connection: G1/4" m, G1/4" m (Manometer), 1/4"NPT m, 1/8"NPT m, 7/16"-20UNF SAE J512 f, 7/16"-20UNF SAE4 m, 7/16"-20UNF m DIN3866, R1/4" m DIN3858, R1/4" m DIN2999, R1/8" m, M10x1 m, M12x1.5 m
• Protection class: IP65, IP67

HST comes in three models, HST-M – standard model (IP20), HST-D – remote sensor (IP65) and HST-A – channel model (IP65).

“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)

• Three versions by sensitivity: NS (standard), AS (high), SR (adjustable)
• Operating resistance: 5,6 kΩ (NS) 70 kΩ (AS) 0...100 kΩ (SR)
• Mounting on DIN rail
• Operating temperature: -10...50 °C
• Supply: 117/230/400 VAC
• 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

• For liquids limit level sensing on non-conductive (glass or plastic) gauge-pipes, tubes and tank walls
• Output: switch or PNP
• Sensitivity setting by means of magnetic pen
• LED indication
• Prismatic or planar electrode
• Versions with a fixed cable or a connector
• Supply: 6...30 VDC
• Operating temperature: -20...+80 °C
• Protection class: IP67

• Output: switch
• Application: level sensing for solids
• Supply: 24 VDC / 220 VAC
• Sensitivity setting: 3 positions
• Rotation speed: 1 per minute
• Operating temperature: -20...+70 °C
• Operating pressure: up to 0,8 bar
• Material: body – plastic, other component – stainless steel
• Protection class: IP65
• Weight: 1 kg

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

• 0…20 mA, 0…10 V or resistance input
• 12 bit resolution
• Communication: LoRaWAN; frequency range: 863-870 MHz; up to 16 km range
• Measurement sending interval: 30 s to 3 hours
• 2 x Li-SOCl2 (3.6V) AA sized batteries ensure 3+ years of operation
• Configuration via USB cable / downlink
• Case IP40 protection (IP 67 on request)

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

• 3 channels pulse counter (S0 standard) and monitor of state (open / closed)
• With the transmit on Change of State enabled the unit operates as a standard pulse counter and also transmits a message when the state of the input changes from closed to open or open to closed
• The pulse counts for each channel are written to memory every 5 – 10 minutes
• Communication: LoRaWAN; frequency range: 863-870 MHz; up to 16 km range
• Measurement sending interval: 30 s to 3 hours or adaptive (triggered by change of state)
• 2 x Li-SOCl2 (3.6V) AA sized batteries ensure 3+ years of operation
• Configuration via USB cable / downlink
• Case IP40 protection (IP 67 on request)

• Wide gap between the two parts of sensor
• Protection class: IP65
• Max switching voltage: 100 V
• Max switching current: 0,5 A
• Cable length: 0,45 m
• Warranty: 3 years