Local Displays (VTC/VIC)

The VTC/VIC are high precision 4 – 20 mA pickups with a display and a frequency output.

All versions come with a graphic display, an intuitive user interface, a scalable 4 – 20 mA output, a 20 point linearization and a digital output for flow, limit and batching. K-factor and display dimension are freely settable for adapting the unit to any meter and application.

The VTC have a carrier frequency pickup, the VIC an inductive pickup. As an alternative to the proprietary KEM interface, a USB or HART interface is available.

For fast test setups in the lab and easy setup of individual parameters, the PC based control SW EasyControl for WINDOWS is available free of charge.

Technical Data

  • Carrier frequency or inductive pickup
  • Analog Output: 4 – 20 mA passive (2 wire)
  • Frequency output, freely scalable, Push Pull or NAMUR
  • 20 point linearization of the measured value, 3 banks
  • Control input
  • KEM interface (standard) or USB or HART
  • Ex Protection: ATEX Ex II 2G Ex ia IIC T4 Gb

Features

  • High accuracy
  • Intuitive user interface
  • Remote control SW free of charge

Accessories

  • Interface Converter for devices with KEM interface (CON.USB.WT)
  • 24 V Wall Plugin Power Supply (SN1-24)

Local Displays (VTG/VIG)

The VTG/VIG are high precision 4 – 20 mA pickups with a display and a frequency output.

All versions come with a graphic display, an intuitive user interface, a scalable 4 – 20 mA output, a 20 point linearization and a digital output for flow, limit and batching. K-factor and display dimension are freely settable for adapting the unit to any meter and application.

The VTG have a carrier frequency pickup, the VIG an inductive pickup. As an alternative to the proprietary KEM interface, a USB or HART interface is available.

For fast test setups in the lab and easy setup of individual parameters, the PC based control SW EasyControl for WINDOWS is available free of charge.

Technical Data

  • Carrier frequency or inductive pickup
  • Analog Output: 4 to 20 mA passive (2 wire)
  • Frequency output, freely scalable, Push Pull or NAMUR
  • 20 point linearization of the measured value, 3 banks
  • Control input
  • KEM interface (standard) or USB or HART
  • Ex Protection: ATEX Ex II 2G Ex ia IIC T4 Gb

Features

  • High accuracy
  • Intuitive user interface
  • Remote control SW free of charge

Accessories

  • 24 V Wall Plugin Power Supply (SN1-24)

Local Display (FlowPod)

The FlowPod display analysis unit is a high-precision 2- or 4-wire 4 – 20 mA display. All devices of the series have a graphical interface, intuitive user guidance, an adjustable 4 – 20 mA output, a linearization option and a digital output for flow, limit and batch. Since K-factor and dimension are freely selectable, they can be adapted to each flow meter and for each application.

The FlowPod display also has a memory card interface that allows easy transfer of calibration data in the field without removing the FlowPod.

The display can either be direct mounted or remote mounted with a suitable armored signal cable. The standard specification includes the HART 7-protocol on a 2- or 4-wire 24 V DC powered system.

The FlowPod display with stainless steel housing is designed for applications in the oil & gas sector, for example installations on oil platforms in salty air.

Technical Data

  • Carrier frequency, inductive or Reed switch input
  • Analog Output: 4 to 20 mA passive (2-wire)
  • HART 7 interface
  • 2x configurable switch outputs for alarm, pulse or batch
  • Operating Temperature: ‐20 °C up to +75 °C [‐4 °F up to +167 °F]
  • 20+ point linearization of the measured value
  • Ingress Protection: IP66/68 – NEMA 4X
  • ATEX, IECEx

Features

  • Explosion-proof (Exd/XP)
  • Lightweight DIN 1.4401 [AISI 316] stainless steel housing
  • Screwless design for quick and easy on-site installation
  • Calibration data transmission by memory card
  • FRAM memory

Accessories

  • Explosion-proof Sensor Adaptor with Exd Certification (SV Adaptor)

Panel Mount Displays (FAS 100)

The FAS 100 are high precision frequency meter for panel mount, with control outputs.

All versions come with a graphic display, an intuitive user interface, a scalable 4 – 20 mA output and a frequency output. K-factor and display dimension are freely settable for adapting the unit to any meter and application. The input fits to pickups with 24 V frequency output.

Optional features are a 20 point linearization, control in- and outputs for batching or limit surveillance and a built in RS485 interface.

For fast test setups in the lab and easy setup of individual parameters, the PC based control SW EasyControl for WINDOWS is available free of charge.

Technical Data

  • Frequency input for 24V digital signals
  • Analog Output: 4 to 20 mA
  • 24 V frequency output, freely scalable
  • 20 point linearization of the measured value
  • Control input and Control input
  • RS485 interface

Features

  • High accuracy
  • Intuitive user interface
  • Remote control SW free of charge

Accessories

  • Interface Converter USB to RS485 (CON.USB.RS-ISO)
  • DIN Rail Adaptor for panel mount housings (HSA)
  • Protective Cover for panel mount housings (IPS)
  • 24 V Wall Plugin Power Supply (SN1-24)

Wall Mount Displays (FAW 100)

The FAW 100 are high precision frequency meter for panel mount, with control outputs.

All versions come with a graphic display, an intuitive user interface, a scalable 4 – 20 mA output and a frequency output. K-factor and display dimension are freely settable for adapting the unit to any meter and application.

The input fits to pickups with 24 V frequency output. Optional features are a 20 point linearization, control in- and outputs for batching or limit surveillance and a built in RS485 interface. For direct mains supply a version with wide range input (100 to 240 V AC) is available.

For fast test setups in the lab and easy setup of individual parameters, the PC based control SW EasyControl for WINDOWS is available free of charge.

Technical Data

  • Frequency input for 24 V digital signals
  • Analog Output: 4 to 20 mA
  • 24V frequency output, freely scalable
  • 20 point linearization of the measured value
  • Control input und Control input
  • RS485 interface
  • Power Supply: 24 V DC or 100 to 240 V AC

Features

  • High accuracy
  • Intuitive user interface
  • Remote control SW free of charge

Accessories

  • Interface Converter USB to RS485 (CON.USB.RS-ISO)
  • Protective Cover for panel mount housings (IPS)
  • 24 V Wall Plugin Power Supply (SN1-24)

Frequency to Analog Converter (FAU 50)

The FAU is a microprocessor-based unit to convert the output frequencies of KEM flow meters in a range from 3 up to 5,000 Hz into a potential-free analogue signal with a resolution of 13 bit.

Technical Data

  • Analog Output: 0/2 to 10 V or 0/4 to 20 mA, Auflösung: 13 bit
  • Impedance Current Output: < 1,000 Ω
  • Impedance Voltage Output: > 3,000 Ω
  • 1:1 Frequency Output: galvanically free, OC: 30 V, 50 mA
  • Divider Pulse Output: galvanically free, OC: 30 V, 50 mA
  • Pulsetime: 0.2 to 100 ms, programmable

Features

  • High accuracy: 0,015 %
  • Short response time
  • Easy parameter setting

Intrinsically Safe Supply Unit and separation amplifier (EWS)

Intrinsically safe supply circuit 12 V to supply intrinsically safe KEM pickups and amplifiers installed in hazardous areas.

Two intrinsically safe signal input circuits EX II (2)G [EEx ia] IIC to connect pickups and amplifiers NAMUR technique and active and passive pickups. LEDs will indicate short circuit and line breakage.

The EWS supplies KEM pickups and amplifiers installed in hazardous areas and transmits the output frequency of these pickups.

All in- and output circuits are isolated. The EWS must be installed outside hazardous areas.

Technical Data

  • Outputs:
    • Open-Collector
    • PLC output active 24 V
    • NAMUR DIN 19234

ECO Pulse Amplifiers

Our ECO Pulse Amplifiers can be equipped with all KEM volume meters. The amplifier system includes a single tap with temperature range up to +150 °C and double tap for higher resolutions or bi-directional flow measurement with standardized push-pull output stage.

Features

  • Compact Design for volume meters
  • Medium temperatures up to +150 °C [+302 °F]
  • Frequency doubling
  • Detection of the flow direction
  • EMC Directive 2014/30/EU compliant

Benefits

  • Wide variety of applications with few sensors
  • Suitable for all mechanical meters
  • User-friendly (plug and play)
  • Short delivery times
  • Optimized for stockpiling

Technical Data

  • Supply Voltage: +12 up to 27 V DC, regulated
  • Quiescent Current: < 20 mA
  • Frequence Range: 1 up to 5,000 Hz
  • Ambient Temperature: -40 °C up to +60 °C [-40 °F up to +140 °F]
  • Medium Temperature: -40 °C up to +150 °C [-40 °F up to +302 °F], depending on version
  • Output Signal: 1:1-frequency or direction signal & double frequency
  • Ingress Protection: IP 65

Evaluation Electronics

  • Panel Mount Displays with analog and frequency output (FAS 100)
  • Wall Mount Displays with analog and frequency output (FAW 100)

Carrier-Frequency Pulse Amplifiers (VTE 04)

The carrier-frequency pickups detect the r.p.m. of KEM flow meters. Each passing of a tooth will be detected contactless and produces a pulse at the output. Therefore each pulse corresponds to a fixed volume and the frequency corrresponds to the volume flow. Versions with Push Pull output or NAMUR output (option: open collector output npn) are available.

The VTE 04 are directly plugged and screwed. There are suitable versions for ZHM01/1 and ZHM 01/2 in cartridge construction, as well as for the LFM.

Technical Data

  • Supply Voltage: UB: +5 up to 30 V DC
  • Quiescent Current: IR < 1 mA
  • Frequence Range: 0.5 up to 5,000 Hz depending on flow meter
  • Ambient Temperature: -40 °C up to +80 °C [-40 °F up to +176 °F], depending on version
  • Medium Temperature: -40 °C up to +80 °C [-40 °F up to +176 °F]
  • Output Signal: Push-Pull, Open-Collector (option) or NAMUR
  • Ex Protection:
    • ATEX: II 2G Ex ia IIC T4 Gb
    • IECEx:
      • Ex ia IIC T4 Gb cCSAus: Class I, Div. 1, Groups A, B, C, D ; T4
      • Ex ia IIC T4 Ga
      • Class I, Zone 0 AEx ia IIC T4 Ga

Evaluation Electronics

  • Panel Mount Displays with analog and frequency output (FAS 100)
  • Wall Mount Displays with analog and frequency output (FAW 100)
  • Frequency to Analog Converter (FAU 50)
  • Intrinsically Safe Supply Unit (EWS)

Inductive Pickups and Amplifiers (IF and VIEG)

Inductive pulse amplifier of serie IF are particularly suitable for measuring cells in aluminum housing and applications with high temperature (-196 °C up to +350 °C [320.8 °F up to +662 °F]). For all other applications we recommend the carrier frequency transducers of the VTE series.

The inductive pulse amplifier detect the r.p.m. of KEM flow meters. Each passing of a tooth will be detected contactless and produces a pulse at the output. Therefore each pulse corresponds to a fixed volume and the frequency corresponds to the volume flow.

The pickup is screwed into the meter via a thread M14×1.5 (option UNF ½”-20). Accordingly the IF and VIEG fit on all KEM measuring cells.

Technical Data

  • Supply Voltage: UB: +7 up to 29 V DC
  • Quiescent Current: IR < 4 mA Frequence Range: 7 up to 3,000 Hz depending on flow meter
  • Ambient Temperature: -40 °C up to +80 °C [-40 °F up to +176 °F]
  • Medium Temperature: max. +350 °C [+662 °F] depending on IF sensor
  • Output Signal: frequency output (various modes)
  • Ex Protection: II 2G EEx ia IIC T4-T6

Evaluation Electronics

  • Panel Mount Displays with analog and frequency output (FAS 100)
  • Wall Mount Displays with analog and frequency output (FAW 100)
  • Frequency to Analog Converter (FAU 50)
  • Intrinsically Safe Supply Unit (EWS)

Fiber Optical Amplifier and Lightpulse Receiver (FOP and OPTV)

The integral pickup detects the r.p.m. of the gears and the FOP provides a flow-proportional light pulse signal. The OPTV receiver will convert the light pulses into a current or voltage squarewave signal.

Technical Data

  • FOP 60
    • Power Supply: lithium battery
    • Ambient Temperature: -20 °C up to +50 °C [-4 °F up to +122 °F]
    • Ex Protection, intrinsically safe:
      • ATEX: II 2 G EEx ia IIC T4/T5/T6
      • CSA: Ex ia IIC; Class I, Zone 0, AEx ia IIC
  • FOP 70
    • Power Supply: lithium battery
    • Ambient Temperature: -20 °C up to +70 °C [-4 °F up to +158 °F]
    • Ex Protection, intrinsically safe:
      • ATEX: II 2G Ex ia IIC T4 Gb
      • IECEX: Ex ia IIC T4 Gb
  • OPTV
    • Supply Voltage: UB: +7 V up to +30 V
    • Ambient Temperature: -20 °C up to +60 °C [-4 °F up to +140 °F]
    • Output: frequency output
    • Ex Protection: II2 G EEx ia IIC T6

Evaluation Electronics

  • Panel Mount Displays with analog and frequency output (FAS 100)
  • Wall Mount Displays with analog and frequency output (FAW 100)
  • Frequency to Analog Converter (FAU 50)
  • Intrinsically Safe Supply Unit (EWS)

Local Converters (WIE)

The converters are passive 4 – 20 mA sensors with inductive input stage. Both analogue and frequency output can be linearized with up to 10 points.

The inductive converters are recommended for higher medium temperatures up to +350 °C [+662 °F].

The integral interface and the KEM EasyControl software allow for free programming.

Technical Data

  • Output Signal: 4 – 20 mA, 2-wire (passive)
  • Supply Voltage: 12 – 30 V, regulated
  • Frequence Range: 1 up to 5,000 Hz depending on flow meter
  • Allowable Load: 20 mA, max. 800 Ω
  • Response Time: 250 ms (for input frequencies > 7 Hz)
  • Ambient Temperature: -40 °C up to +70 °C [-40 °F up to +158 °F]
  • Medium Temperature: -20 °C up to +350 °C [-4 °F up to +662 °F]

Evaluation Electronics

  • Panel Mount Displays with analog and frequency output (FAS 100)
  • Wall Mount Displays with analog and frequency output (FAW 100)
  • Intrinsically Safe Supply Unit (EWS)

Din Rail Mount Adapter (HSA)

  • Simple mounting of panel mount housings on a 35 mm DIN rail

The Din rail adaptors of the series HAS are for mounting units with panel mount housings on a Din rail. When using the adaptors, enough place is left between the housing and the DIN rail for the connecting cables.

Protective Cover (IPS)

  • Material: PVC soft
  • Protection Class: IP65

Features

  • Protection up to IP65
  • Operation through the closed protection cover

The protective covers of the series IPS are used to protect panel mount housings against water and pollution. The protective covers are made out of clear soft PVC that all displays remain well visible and that the pushbuttons still can be operated without removing the cover.

24 V Wall Plugin Power Supply (SN1-24)

  • Protection Class II
  • Primary:
    • Supply Voltage 100 – 240 V AC ±10%
    • Mains Frequency 47 – 63 Hz
    • Euro Connector
  • Secondary:
    • Voltage 24 V ±3%
    • Current 250 mA max.
    • Power 6 W max.; short circuit proof

The power supply SN1-24 is designed to operate units requiring a 24 V DC supply with 6 W maximum power from the mains. The SN1-24 is for indoor use only.

Explosion-proof Sensor Adaptor (SV ExD Sensor Adaptor)

The SV ExD sensor adapter is an explosion-proof amplifier option, which serves as a connector for all mechanical KEM meters and hazardous area displays. Due to its autonomous ATEX/IECEx certification it is an independent system and can be combined with KEM or third party displays. For its application field, the SV ExD sensor adapter is certified and applicable in the temperature range from -40 ° C to +85 ° C [-40 °F bis +185 °F].

The SV ExD sensor adapter allows the mounting of displays directly on mechanical flow meters or remotely with a suitable armored signal cable including junction box made of stainless steel. In combination with our FlowPod display with stainless steel housing, KEM assures a robust and reliable display unit, for example, in the application field oil & gas.

Features

  • Explosion-proof (Exd/XP)
  • ATEX/IECEx certified
  • 360° rotatable, can be mounted in any position
  • Carrier frequency and inductive version
  • Material: DIN 1.4305 [AISI 303], DIN 1.4404 [AISI 316L]

Interface Converter (CON.USB.RS-ISO)

The interface adapter CON.USB.RS-ISO is used to connect devices with RS485 interface (TRICOR Coriolis, FAW 100 und FAS 100) to the USB interface of a PC. The corresponding software for remote control (EasyControl or TRICOR Configurator) can be downloaded in the Download area.

Interface Converter (CON.USB.WT)

The interface converter CON.USB.WT is for controlling units with interface via the USB interface of a PC. For controlling the unit the corresponding version of EasyControl is recommended. CON.USB.WT is for units with the KEM Interface (WT.02 and VTC with standard interface).

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