Endress Hauser Immersion assembly Flexdip CYA112
The Flexdip CYA112 is a modular immersion assembly from Endress+Hauser, designed for sensor installation in open basins, channels, and tanks across water, wastewater, and utilities applications. It provides outstanding flexibility for nearly any sensor mounting configuration — chain, fixed, or free-swinging — with a quick fastener for rapid and safe installation of Memosens or fixed-cable sensors.
Key Features and Benefits
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Modular Configuration: The system allows optimum configuration for every measuring point, with immersion pipe lengths available in 600, 1200, 1800, and 2400 mm increments. The assembly forms a perfect team with the Flexdip CYH112 holder for simple sensor isolation.
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Fast Sensor Installation: A quick fastener enables rapid installation and exchange of Memosens sensors with contactless plug-in head, while twist-free installation prevents cable tangling for fixed-cable sensors.
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Multi-Parameter Compatibility: The assembly supports all common analytical parameters including pH/ORP, conductivity, oxygen, turbidity, sludge level, disinfection, UV photometry, and nutrients.
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Robust Construction: Available in stainless steel 1.4404 or PVC versions, with process temperature range of 0 to 60°C (32 to 140°F) and process pressure up to 6 bar (87 psi).
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Flexible Mounting Options: Supports fixed installation via transverse pipe, chain suspension for fluctuating water levels, or free-swinging float mounting.
Technical Specifications (at a Glance)
| Specification | Detail |
|---|---|
| Application | Water treatment, wastewater treatment, plant design, open channels, basins, open tanks, process vats, fluctuating water levels |
| Process Temperature | 0 to 60 °C (32 to 140 °F) |
| Process Pressure | Up to 6 bar (87 psi) |
| Immersion Pipe Diameter | 40 mm (1.57 inch) |
| Available Lengths | 600, 1200, 1800, 2400 mm (23.6, 47.2, 70.9, 94.5 inch); up to 3600 mm for stainless steel |
| Wetted Materials | Immersion pipe, connection angle, welded threads: Stainless Steel 1.4404; Sensor adaption, quick fastener, clamp ring: POM-GF; O-rings: EPDM |
| Housing Material Options | Stainless steel 1.4404 or PVC |
| Sensor Connection | G1″ thread (other threads available: NPT ¾”, G ¾”, Pg13.5) |
| Mounting Types | Fixed (transverse pipe), chain suspension, free-swinging float |
The Flexdip CYA112 delivers reliable, flexible sensor mounting for water and wastewater applications, combining a modular design, robust construction, and easy maintenance to ensure accurate measurement in open basins, channels, and tanks.
Endress Hauser Immersion assembly Flexdip CYA112
The Flexdip CYA112 is a modular immersion assembly from Endress+Hauser, engineered for sensor installation in open basins, channels, and tanks across water, wastewater, and utilities applications. It provides outstanding flexibility for nearly any sensor mounting configuration — chain, fixed, or free-swinging — with a quick fastener for rapid and safe installation of Memosens or fixed-cable sensors.
The assembly is designed as a modular system that allows optimum configuration for every measuring point. The immersion pipe is available in lengths of 600, 1200, 1800, and 2400 mm (23.6, 47.2, 70.9, and 94.5 inches), with stainless steel versions extending up to 3600 mm (141.7 inches). The immersion pipe has an outer diameter of 40 mm (1.57 inches). The assembly forms a perfect team with the Flexdip CYH112 holder for simple sensor isolation, enabling easy removal of sensors from the medium without process interruption.
The CYA112 supports all common analytical parameters including pH/ORP, conductivity, oxygen, turbidity, sludge level, disinfection, UV photometry, and nutrients. The quick fastener enables rapid installation and exchange of Memosens sensors with contactless plug-in head, while twist-free installation prevents cable tangling for fixed-cable sensors. The sensor connection uses a G1″ thread, with other thread options available including NPT ¾”, G ¾”, and Pg13.5. Connection pipe types include straight, 45° angled, and 90° angled configurations.
The assembly is available in two material versions. The stainless steel version uses 1.4404 (316L) for the immersion pipe, connection angle, and welded threads, with process pressure capability up to 6 bar (87 psi). The PVC version is suitable for lengths up to 2400 mm (94.5 inches). Sensor adaption, quick fastener, and multifunctional clamp ring are constructed of POM-GF, with EPDM O-rings for sealing. Process temperature range is 0 to 60°C (32 to 140°F).
Mounting options include fixed installation on a transverse pipe of the CYH112 holder, chain suspension for fluctuating water levels, or free-swinging float mounting using a swing base. For fixed installation, the immersion tube must protrude over the retaining point by at least 100 mm (3.94 inches). A complete measuring system consists of the CYA112 assembly, CYH112 holder, a transmitter such as the Liquiline CM44, and a suitable sensor such as the CUS71D.
The Flexdip CYA112 delivers reliable, flexible sensor mounting for water and wastewater applications, combining a modular design, robust construction, and easy maintenance to ensure accurate measurement in open basins, channels, and tanks.






