{"id":6566,"date":"2026-07-17T15:54:10","date_gmt":"2026-07-17T15:54:10","guid":{"rendered":"https:\/\/europascal.de\/product\/europascal-ca1\/"},"modified":"2026-09-29T10:27:22","modified_gmt":"2026-09-29T10:27:22","slug":"europascal-ca1","status":"publish","type":"product","link":"https:\/\/europascal.de\/en\/product\/europascal-ca1\/","title":{"rendered":"europascal CA1 Robust Pressure Comparator"},"content":{"rendered":"<p><strong>europascal CA1<\/strong> is a robust pressure comparator designed for the manual generation, adjustment and comparison of pressure during calibration and testing of pressure measuring instruments. Its durable mechanical design makes the CA1 particularly suitable for calibration laboratories, workshops, service departments and industrial applications where pressure gauges, pressure sensors and other pressure measuring devices need to be compared with a suitable reference instrument.<\/p>\n<p>The pressure comparator provides a straightforward principle: a reference pressure measuring instrument and the device under test are connected to the same pressure system. The operator generates the required pressure and compares the readings of the reference and the test instrument at defined calibration points.<\/p>\n<p>The CA1 platform is available in different configurations and pressure ranges. For example, documentation for the <strong>CA1-200B<\/strong> identifies the instrument specifically as a pressure comparator and specifies that the maximum pressure defined for the respective version must not be exceeded.<\/p>\n<p>The simple mechanical concept makes the europascal CA1 an effective solution wherever a fully automated pressure controller is not required. Depending on the configuration, the comparator can be combined with a suitable reference pressure gauge to create a complete manual pressure calibration workstation.<\/p>\n<p>At <strong>europascal<\/strong>, we provide professional solutions for pressure measurement and pressure calibration. In addition to pressure comparators, we can assist with suitable reference instruments, adapters, accessories and professional calibration services.<\/p>\n<p>For metrological traceability of pressure measuring equipment, visit the <a href=\"https:\/\/europascal.de\/en\/calibration-services\/\">europascal Calibration Service<\/a>.<\/p>\n<h2>Your Benefits at a Glance<\/h2>\n<p>The <strong>europascal CA1<\/strong> provides a practical platform for manual pressure calibration.<\/p>\n<p>Key benefits include:<\/p>\n<ul>\n<li>Robust pressure comparator<\/li>\n<li>Manual pressure generation<\/li>\n<li>Precise pressure adjustment<\/li>\n<li>Designed for comparison calibration<\/li>\n<li>Suitable for pressure gauges<\/li>\n<li>Suitable for digital pressure gauges<\/li>\n<li>Suitable for pressure sensors and transmitters<\/li>\n<li>Connection of reference and device under test to the same pressure system<\/li>\n<li>Different pressure ranges and configurations available<\/li>\n<li>Straightforward mechanical operation<\/li>\n<li>Suitable for laboratory and workshop applications<\/li>\n<li>Useful for mobile service and maintenance applications<\/li>\n<li>Can be combined with a reference pressure gauge<\/li>\n<li>Fine pressure adjustment available depending on configuration<\/li>\n<li>Wide range of accessories available<\/li>\n<li>Transport case available<\/li>\n<li>Additional adapters available<\/li>\n<li>Service and calibration support available from europascal<\/li>\n<\/ul>\n<h2>Manual Pressure Calibration<\/h2>\n<p>The <strong>europascal CA1<\/strong> is designed for manual pressure generation and comparison.<\/p>\n<p>In a typical calibration setup, two pressure instruments are connected to the comparator:<\/p>\n<p><strong>Reference instrument<\/strong><\/p>\n<p>and<\/p>\n<p><strong>Device under test<\/strong>.<\/p>\n<p>Because both instruments are connected to the same pressure system, they are exposed to the same nominal pressure.<\/p>\n<p>The operator generates a series of defined pressure points and compares the indication of the device under test with the value measured by the reference.<\/p>\n<p>This fundamental comparison principle is widely applicable to pressure calibration.<\/p>\n<h2>Typical Calibration Procedure<\/h2>\n<p>A typical calibration using the europascal CA1 consists of several steps.<\/p>\n<p>First, a suitable reference pressure measuring instrument is selected. Its measuring range and performance should be appropriate for the device under test and the required calibration uncertainty.<\/p>\n<p>The reference and device under test are then connected to the pressure comparator.<\/p>\n<p>After ensuring that all connections are secure and the pressure system is suitable for the selected operating pressure, the operator generates the required pressure.<\/p>\n<p>Defined calibration points can then be approached across the measuring range.<\/p>\n<p>At each point, the following values can be recorded:<\/p>\n<ul>\n<li>Reference pressure<\/li>\n<li>Indication of the device under test<\/li>\n<li>Difference between reference and test instrument<\/li>\n<li>Measurement deviation<\/li>\n<li>Additional relevant environmental or test conditions<\/li>\n<\/ul>\n<p>Depending on the calibration procedure, measurement points can be approached in increasing and decreasing pressure sequences to evaluate characteristics such as hysteresis.<\/p>\n<h2>Comparison Calibration<\/h2>\n<p>The <strong>europascal CA1<\/strong> works according to the comparison principle.<\/p>\n<p>The pressure comparator itself does not replace the pressure reference.<\/p>\n<p>Instead, a suitable reference pressure gauge or pressure sensor is connected to the system.<\/p>\n<p>The device under test is exposed to the same generated pressure and its indication is compared with the reference.<\/p>\n<p>This means the metrological performance of the complete calibration system depends strongly on the selected reference instrument.<\/p>\n<p>For demanding calibration applications, the uncertainty of the reference and the complete measurement setup must therefore be considered.<\/p>\n<h2>Suitable Devices Under Test<\/h2>\n<p>The europascal CA1 can be used as the pressure generation platform for different types of pressure measuring instruments, depending on the selected version, pressure range, pressure medium and connections.<\/p>\n<p>Typical devices include:<\/p>\n<ul>\n<li>Analog pressure gauges<\/li>\n<li>Digital pressure gauges<\/li>\n<li>Pressure sensors<\/li>\n<li>Pressure transmitters<\/li>\n<li>Pressure switches<\/li>\n<li>Pressure indicators<\/li>\n<li>Pressure data loggers<\/li>\n<li>Reference pressure gauges<\/li>\n<\/ul>\n<p>This makes the CA1 suitable for both calibration laboratories and industrial maintenance departments.<\/p>\n<h2>Precise Pressure Adjustment<\/h2>\n<p>During pressure calibration, reaching the desired pressure is only one part of the task.<\/p>\n<p>The pressure must also be adjusted sufficiently close to the required calibration point and allowed to stabilize.<\/p>\n<p>A fine adjustment valve can be used as part of an appropriately configured CA1 workstation. Fine adjustment accessories are among the additions listed for the CA1 platform.<\/p>\n<p>This is especially useful when exact calibration points need to be approached manually.<\/p>\n<h2>Reference Pressure Gauge<\/h2>\n<p>A suitable reference pressure gauge is an essential component of a comparator-based calibration workstation.<\/p>\n<p>The reference should be selected according to:<\/p>\n<ul>\n<li>Pressure range<\/li>\n<li>Required accuracy<\/li>\n<li>Measurement uncertainty<\/li>\n<li>Pressure medium<\/li>\n<li>Pressure connection<\/li>\n<li>Environmental conditions<\/li>\n<li>Calibration requirements<\/li>\n<\/ul>\n<p>A reference pressure gauge is specifically listed among the products that can be used to complete a CA1 workstation.<\/p>\n<p>europascal can assist in selecting an appropriate reference instrument for the intended pressure calibration application.<\/p>\n<h2>Calibration of Analog Pressure Gauges<\/h2>\n<p>The <strong>europascal CA1<\/strong> is well suited for checking conventional analog pressure gauges.<\/p>\n<p>The gauge is connected to the comparator together with the reference instrument.<\/p>\n<p>The pressure is then increased step by step.<\/p>\n<p>At every calibration point, the indication of the analog pressure gauge is compared with the reference value.<\/p>\n<p>After reaching the upper calibration pressure, the points can also be approached in decreasing order.<\/p>\n<p>This allows the calibration to provide information about the behavior of the instrument over increasing and decreasing pressure.<\/p>\n<h2>Calibration of Digital Pressure Gauges<\/h2>\n<p>Digital pressure gauges can also be calibrated using the europascal CA1.<\/p>\n<p>The same basic comparison principle applies.<\/p>\n<p>The pressure generated by the comparator is measured simultaneously by the reference and the digital device under test.<\/p>\n<p>The difference between the two readings can then be evaluated.<\/p>\n<p>For high-resolution digital pressure gauges, careful pressure adjustment and sufficient stabilization time are particularly important.<\/p>\n<h2>Pressure Transmitter Calibration<\/h2>\n<p>The CA1 can also form part of a pressure transmitter calibration setup.<\/p>\n<p>In this application, the comparator generates the pressure input for the transmitter.<\/p>\n<p>A suitable reference pressure instrument measures the actual pressure, while an electrical measuring instrument evaluates the transmitter output.<\/p>\n<p>For a conventional process transmitter, this may be a:<\/p>\n<p><strong>4\u201320 mA signal<\/strong>.<\/p>\n<p>The complete calibration setup therefore combines pressure generation, reference pressure measurement and electrical signal measurement.<\/p>\n<h2>Pressure Switch Testing<\/h2>\n<p>Depending on the configuration and additional measuring equipment, the <strong>europascal CA1<\/strong> can also be used for pressure switch testing.<\/p>\n<p>Pressure is increased until the switch changes state.<\/p>\n<p>The corresponding pressure can be determined using the connected reference instrument.<\/p>\n<p>The pressure can subsequently be reduced to determine the reset point.<\/p>\n<p>This allows parameters such as switching pressure and switching hysteresis to be evaluated.<\/p>\n<h2>Robust Mechanical Design<\/h2>\n<p>A key advantage of the <strong>europascal CA1<\/strong> is its straightforward mechanical concept.<\/p>\n<p>Manual pressure comparators are particularly useful where reliable pressure generation is required without the complexity of an automated pressure controller.<\/p>\n<p>The CA1 is therefore suitable for:<\/p>\n<ul>\n<li>Calibration laboratories<\/li>\n<li>Service workshops<\/li>\n<li>Production environments<\/li>\n<li>Maintenance departments<\/li>\n<li>Quality assurance<\/li>\n<li>Mobile calibration applications<\/li>\n<\/ul>\n<p>The operating instructions emphasize protecting the comparator against moisture, shock and extreme temperatures during storage and transportation. A dedicated transport case is also available.<\/p>\n<h2>Different Pressure Ranges<\/h2>\n<p>The CA1 is a platform available in different configurations.<\/p>\n<p>The exact maximum pressure therefore depends on the selected model.<\/p>\n<p>The operating documentation identifies the individual version through its model designation, for example:<\/p>\n<p><strong>CA1-200B<\/strong>.<\/p>\n<p>The manufacturer explicitly states that the maximum pressure specified for the individual comparator must not be exceeded.<\/p>\n<p>This allows a CA1 configuration to be selected according to the required pressure workload rather than relying on one universal pressure range.<\/p>\n<h2>Pressure Medium<\/h2>\n<p>The correct pressure medium is an important consideration when selecting and operating a pressure comparator.<\/p>\n<p>Depending on the version, the system may be designed for a specific pressure medium.<\/p>\n<p>The pressure medium must be compatible with:<\/p>\n<ul>\n<li>The comparator<\/li>\n<li>The reference instrument<\/li>\n<li>The device under test<\/li>\n<li>Seals<\/li>\n<li>Adapters<\/li>\n<li>Pressure connections<\/li>\n<\/ul>\n<p>The operating documentation specifically requires users to ensure that technical characteristics including measuring range and fluid correspond to the intended application.<\/p>\n<p>This should always be checked before connecting a device under test.<\/p>\n<h2>Flexible Calibration Workstation<\/h2>\n<p>A major advantage of a pressure comparator is its modularity.<\/p>\n<p>The <strong>europascal CA1<\/strong> can form the central pressure generation component of a workstation while other components are selected according to the calibration task.<\/p>\n<p>A complete workstation can include:<\/p>\n<ul>\n<li>europascal CA1 pressure comparator<\/li>\n<li>Reference pressure gauge<\/li>\n<li>Device under test<\/li>\n<li>Fine adjustment valve<\/li>\n<li>Pressure adapters<\/li>\n<li>Connection accessories<\/li>\n<li>Appropriate pressure medium<\/li>\n<li>Cleaning accessories<\/li>\n<li>Transport case<\/li>\n<\/ul>\n<p>Accessories listed for the CA1 platform include a carrying case, protective cover, reference pressure gauge, fine adjustment valve, additional adapters, cleaning tools, oils, O-rings and spare parts.<\/p>\n<h2>Mobile Pressure Calibration<\/h2>\n<p>A manual comparator can also be useful for mobile calibration.<\/p>\n<p>Instead of transporting a large automated pressure controller, the technician can combine the CA1 with an appropriate portable reference pressure gauge.<\/p>\n<p>A dedicated transport case can protect the comparator during transport.<\/p>\n<p>After moving the comparator between environments with different temperatures, the operating instructions recommend allowing the instrument to stabilize at ambient temperature before use.<\/p>\n<p>This is particularly relevant for precision calibration because temperature differences can influence both the pressure system and the connected reference instrumentation.<\/p>\n<h2>Accessories and Adapters<\/h2>\n<p>Different devices under test often use different pressure connections.<\/p>\n<p>Additional adapters can therefore be used to adapt the CA1 workstation to the respective calibration workload.<\/p>\n<p>Available or recommended accessories for the platform include:<\/p>\n<ul>\n<li>Carrying case<\/li>\n<li>Protective cover<\/li>\n<li>Reference pressure gauge<\/li>\n<li>Fine adjustment valve<\/li>\n<li>Additional adapters<\/li>\n<li>Cleaning tools<\/li>\n<li>Oils<\/li>\n<li>O-rings<\/li>\n<li>Spare parts<\/li>\n<\/ul>\n<p>A properly configured accessory set can significantly improve efficiency when many different pressure instruments are calibrated.<\/p>\n<h2>Calibration and Maintenance<\/h2>\n<p>A pressure comparator used as part of a professional calibration workstation should be regularly inspected and maintained.<\/p>\n<p>The CA1 product information recommends periodic servicing or calibration according to the intensity and conditions of use.<\/p>\n<p>Particular attention should be paid to the condition of:<\/p>\n<ul>\n<li>Pressure connections<\/li>\n<li>Seals<\/li>\n<li>O-rings<\/li>\n<li>Valves<\/li>\n<li>Pressure medium<\/li>\n<li>Adapters<\/li>\n<\/ul>\n<p>A clean and leak-free pressure system is essential for stable and reproducible calibration.<\/p>\n<h2>Metrological Traceability<\/h2>\n<p>The <strong>europascal CA1<\/strong> generates and adjusts the pressure, but metrological traceability in a comparison calibration is primarily established through the calibrated reference pressure measuring instrument and the documented calibration procedure.<\/p>\n<p>The reference instrument should therefore have an appropriate calibration and measurement uncertainty for the intended application.<\/p>\n<p>At <strong>europascal<\/strong>, pressure measuring instruments can be professionally calibrated to support metrological traceability within quality management and calibration systems.<\/p>\n<p>For further information, visit the <a href=\"https:\/\/europascal.de\/en\/calibration-services\/\">europascal Calibration Service<\/a>.<\/p>\n<h2>Typical Applications<\/h2>\n<p>The europascal CA1 is suitable for applications including:<\/p>\n<ul>\n<li>Manual pressure calibration<\/li>\n<li>Comparison calibration<\/li>\n<li>Pressure gauge calibration<\/li>\n<li>Digital pressure gauge calibration<\/li>\n<li>Pressure transmitter testing<\/li>\n<li>Pressure sensor testing<\/li>\n<li>Pressure switch testing<\/li>\n<li>Instrument verification<\/li>\n<li>Maintenance<\/li>\n<li>Quality assurance<\/li>\n<li>Calibration laboratory applications<\/li>\n<li>Service workshops<\/li>\n<li>Mobile pressure calibration<\/li>\n<\/ul>\n<h2>Why Choose the europascal CA1?<\/h2>\n<p>The <strong>europascal CA1<\/strong> provides a robust and straightforward solution for manual pressure generation and comparison calibration.<\/p>\n<p>Its mechanical concept is particularly attractive when an automated pressure controller is unnecessary and the operator requires direct control over pressure generation and adjustment.<\/p>\n<p>By combining the CA1 with a suitable calibrated reference pressure gauge, a flexible pressure calibration workstation can be created for analog and digital pressure gauges, sensors, transmitters and other pressure measuring instruments.<\/p>\n<p>Different versions allow the system to be adapted to the required pressure range and pressure medium. Accessories such as reference gauges, fine adjustment valves, adapters and transport cases provide additional flexibility.<\/p>\n<p>For professional users, the CA1 offers an effective combination of robust construction, simple operation and flexible configuration.<\/p>\n<p>At <strong>europascal<\/strong>, we provide pressure calibration technology ranging from manual pressure generation equipment to reference pressure measuring instruments and complete calibration solutions.<\/p>\n<p>For professional calibration and metrological traceability of pressure measuring equipment, visit the <a href=\"https:\/\/europascal.de\/en\/calibration-services\/\">europascal Calibration Service<\/a>.<\/p>\n<p>Manufacturer information and additional technical documentation for the CA1 pressure comparator are available from europascal on request.<\/p>\n<p><a class=\"download-datasheet\" href=\"#\" data-pdf=\"https:\/\/europascal.de\/wp-content\/uploads\/2026\/07\/europascal-CA1-Comperator-pneumatic.pdf\"><span style=\"color: #0000ff;\"><strong><em>Download Datasheet<\/em><\/strong><\/span><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The <strong>europascal CA1<\/strong> is a robust pressure comparator for manual pressure generation and comparison calibration of pressure gauges, sensors, transmitters and switches. Combined with a suitable reference pressure gauge, the CA1 provides a flexible and reliable solution for calibration laboratories, workshops, maintenance and mobile pressure calibration.<\/p>\n","protected":false},"featured_media":3280,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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