Keller

Digital Pressure Gauges

Intrinsically Safe Digital Pressure Gauges

  • LEO-Record-Ei-H2

    LEO-Record-Ei-H2
    LEO-Record-Ei-H2

    PRODUCT DETAIL :

    Pressure Ranges:        -1…3 to 0…1000 bar

    Accuracy:                          ± 0,05 %FS

    Total Error Band:           ± 0,1 %FS @ 0…50 °C

    Interfaces:                       RS485

    Special Characteristics:  Optimised for H2

     

    Product Description

    The highly accurate, digital pressure gauge LEO-Record-H2 complements the hydrogen portfolio with a display and storage device, which can record pressure and temperature over a longer period of time. Due to the increased nickel content in the stainless steel, the device has a low embrittlement rate, which ensures a long service life. Thanks to its gold-plated membrane, H2 diffusion is reduced to a minimum.

     

    Via the RS485 interface, the pressure gauge can be easily connected to a computer to make configurations or read out the records. With its high accuracy and safety, the LEO-Record-H2 fulfils all requirements for measuring devices in the field of hydrogen.

     

    Intrinsically safe – suitable for use in explosive atmospheres.

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  • LEO1-Ei

    LEO1-Ei
    LEO1-Ei

    PRODUCT DETAIL :

    Pressure Ranges:        -1…3 to 0…1000 bar

    Accuracy:                         ±.0,1 %FS

    Total Error Band:           ± 0,2 %FS @ 0…50 °C

    Interfaces:                       None

    Special Characteristics:  Peak recording

    Display:                             4-digit LCD display

     

    Product Description

    The LEO1-Ei digital manometers have a measuring interval of 1000 individual measurements per second, which allows them to record fast pressure peaks. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. Power is supplied by a conventional CR2430 coin cell battery (provided).

    Intrinsically safe – suitable for use in explosive atmospheres.

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  • LEO2-Ei

    LEO2-Ei
    LEO2-Ei

    PRODUCT DETAIL :

    Pressure Ranges:         0…4 to 0…700 bar

    Accuracy:                          ± 0,1 %FS

    Total Error Band:           ± 0,2 %FS @ 0…50 °C

    Interfaces:                       None

    Special Characteristics:  Compact and precise

    Display:                             4-digit LCD display

     

    Product Description

    The compact LEO2-Ei digital manometers are budget-friendly and provide high accuracy. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. The swivel adapter allows the device to be optimally positioned. Power is supplied by a conventional CR2430 coin cell battery (provided).

    Intrinsically safe – suitable for use in explosive atmospheres.

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  • ECO2-Ei

    ECO2-Ei
    ECO2-Ei

    PRODUCT DETAIL :

    Pressure Ranges:        -1…30 to 0…300 bar

    Accuracy:                         ± 0,5 %FS

    Total Error Band:           ± 1,0 %FS @ 0…50 °C

    Interfaces:                       None

    Special Characteristics:  Compact and economical

    Display:                             4-digit LCD display

     

    Product Description

    The compact ECO2-Ei digital manometers are budget-friendly and provide a good resolution. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. The swivel adapter allows the device to be optimally positioned. Power is supplied by a conventional CR2430 coin cell battery (provided).

    Intrinsically safe – suitable for use in explosive atmospheres.

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  • LEX1

    LEX1
    LEX1
    LEX1
    LEX1

    PRODUCT DETAIL :

    Pressure Ranges:        -1…1 to 0…1000 bar

    Accuracy:                         ± 0,05 %FS

    Total Error Band:           ± 0,05 %FS @ 0…50 °C

    Interfaces:                       RS485

    Special Characteristics:  Precision of up to 0,01 %FS

    Display:                             5-digit LCD display

     

    Product Description

    The high precision of the LEX1 digital manometers makes them ideally suited to calibration and test applications. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. Power is supplied by a conventional CR2430 coin cell battery (provided).

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  • LEO1

    LEO1
    LEO1
    LEO1
    LEO1

    PRODUCT DETAIL :

    Pressure Ranges:        -1…3 to 0…1000 bar

    Accuracy:                         ± 0,1 %FS

    Total Error Band:           ± 0,2 %FS @ 0…50 °C

    Interfaces:                       None

    Special Characteristics:  Peak recording

    Display:                             4½-digit LCD display

     

    Product Description

    The LEO1 digital manometers have an optional measuring interval of up to 1000 individual measurements per second, which allows them to record fast pressure peaks. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. Power is supplied by a conventional CR2430 coin cell battery (provided).

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  • LEO2

    LEO2
    LEO2
    LEO2

    PRODUCT DETAIL :

    Pressure Ranges:         0…4 to 0…700 bar

    Accuracy:                          ± 0,1 %FS

    Total Error Band:           ± 0,2 %FS @ 0…50 °C

    Interfaces:                       None

    Special Characteristics:  Compact and precise

    Display:                             4½-digit LCD display

     

    Product Description

    The compact LEO2 digital manometers are budget-friendly and provide high accuracy. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. The swivel adapter allows the device to be optimally positioned. Power is supplied by a conventional CR2430 coin cell battery (provided).

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  • ECO2

    ECO2
    ECO2
    ECO2

    PRODUCT DETAIL :

    Pressure Ranges:        0…31 to 0…300 bar

    Accuracy:                        ± 0,05 %FS

    Total Error Band:           ± 1,0 %FS @ 0…50 °C

    Interfaces:                       None

    Special Characteristics:  Compact and economical

    Display:                             4½-digit LCD display

     

    Product Description

    The compact ECO2 digital manometers are budget-friendly and provide a good resolution. The minimum or maximum value since the last reset can be displayed at the same time as the current pressure value in a wide variety of units of pressure. The swivel adapter allows the device to be optimally positioned. Power is supplied by a conventional CR2430 coin cell battery (provided).

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  • LEO-Record

    LEO-Record
    LEO-Record
    LEO-Record

    PRODUCT DETAIL :

    Pressure Ranges:        -1…3 to 0…1000 bar

    Accuracy:                         ± 0,05 %FS

    Total Error Band:           ± 0,1 %FS @ 0…50 °C

    Interfaces:                       RS485

    Special Characteristics:  Measured value recording

    Display:                             5-digit LCD display

    Reading Capacity:       7’000 measuring points

     

    Product Description

    The high-accuracy LEO-Record digital manometers can record pressure and temperature autonomously for long periods thanks to their memory function. The data logger can be connected to a computer via the RS485 interface for configuration and for reading out the recorded data. The current pressure value can be displayed in a wide variety of units of pressure. Power is supplied by a high-quality 3,6 V lithium battery.

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  • LEO-Record-H2

    LEO-Record-H2
    LEO-Record-H2

    PRODUCT DETAIL :

    Pressure Ranges:       -1…3 to 0…1000 bar

    Accuracy:                        ± 0,05 %FS

    Total Error Band:          ± 0,1 %FS @ 0…50 °C

    Interfaces:                       RS485

    Special Characteristics:  Optimised for H2

     

    Product Description

    The highly accurate, digital pressure gauge LEO-Record-H2 complements the hydrogen portfolio with a display and storage device, which can record pressure and temperature over a longer period of time. Due to the increased nickel content in the stainless steel, the device has a low embrittlement rate, which ensures a long service life. Thanks to its gold-plated membrane, H2 diffusion is reduced to a minimum.

    Via the RS485 interface, the pressure gauge can be easily connected to a computer to make configurations or read out the records. With its high accuracy and safety, the LEO-Record-H2 fulfils all requirements for measuring devices in the field of hydrogen.

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  • LEO5

    LEO5
    LEO5
    LEO5

    PRODUCT DETAIL :

    Pressure Ranges:       -1…1 to 0…1000 bar

    Accuracy:                        ± 0,05 %FS

    Total Error Band:           ± 0,1 %FS @ 0…50 °C

    Interfaces:                       USB

    Special Characteristics:  All-rounder

    Display:                             5-digit LCD display

    Reading Capacity:     56’000 measuring points

     

    Product Description

    The LEO5 digital pressure gauges combine a range of functions from other KELLER Pressure gauges in a water-tight stainless steel housing. They can detect pressure peaks with a measurement interval of ≥ 1 kHz and record all measurements. Current measured values and saved data can be read out via the USB connection. The pressure values can be shown on the extra-large display in a wide range of units of pressure, which are either pre-programmed or configured by the user.

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  • LEO3

    LEO3
    LEO3
    LEO3

    PRODUCT DETAIL :

    Pressure Ranges:           -1…3 to 0…1000 bar

    Accuracy:                        ± 0,1 %FS

    Total Error Band:           ± 0,2 %FS @ 0…50 °C

    Interfaces:                       RS485, 4…20 mA

    Special Characteristics:  4…20 mA output

    Display:                             4-digit LCD display

     

    Product Description

    The LEO3 digital manometers also output the pressure values as an analog signal for display purposes and have an RS485 interface for integration in bus systems and communication with computers. The current 4…20 mA measured value is shown on the display at the same time as the pressure value. The minimum or maximum value since the last reset can also be displayed at the touch of a button. Power is supplied directly via the 4…20 mA circuit.

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