Pressure transmitter Type AKS 32 and AKS 33
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Pressure transmitter Type AKS 32 and AKS 33 - 1

Data Sheet Pressure transmitter Type AKS 32 and AKS 33 AKS 32 and AKS 33 are pressure transmitters that measure a pressure and convert the measured value to a standard signal: • 1 – 5 V DC or 0 – 10 V DC for AKS 32 • 4 – 20 mA for AKS 33 A robust design makes the AKS very suitable for application within a number of fields e.g. • • • • Air conditioning systems Refrigeration plant Process control Laboratories

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Pressure transmitter Type AKS 32 and AKS 33 - 2

Pressure transmitter, Type AKS 32 and AKS 33 Features Highly developed sensor technology means high pressure regulation accuracy, a very important factor in the precise and energy-economic capacity regulation of refrigeration plants. • Fully digitally compensated, developed specially for refrigeration plants. ◦ LP: -30 – 40 °C (≤ 16 bar) ◦ HP: 0 – 80 °C (> 16 bar) • Compatibility with all refrigerants incl. ammonia means less stock and greater application flexibility • Built-in voltage stabiliser, i.e. the AKS pressure transmitters can be powered from an unregulated voltage supply of any...

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Pressure transmitter Type AKS 32 and AKS 33 - 3

Pressure transmitter, Type AKS 32 and AKS 33 Product specification Technical data Table 1: Performance Accuracy (incl. non-linearity, hysteresis and repeatability) Non-linearity BFSL (conformity) Thermal zero point shift Thermal sensitivity (span) shift Response time Burst pressure Power-up time Table 2: Electrical specifications AKS 33, 4 – 20 mA output signal Rated output signal Supply voltage [UB], polarity protected Supply voltage dependency Output limitation Table 3: Electrical specifications for AKS 32, 0 – 10 V DC output signal Rated output signal (short-circuit protected) Supply...

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Pressure transmitter Type AKS 32 and AKS 33 - 4

Pressure transmitter, Type AKS 32 and AKS 33 Shock resistance Free fall Plug version Cable version Enclosure (depending on electrical connection) Table 6: Explosive atmospheres Zone 2 applications The products for ATEX Zone 2 are applicable in refrigeration applications employing any flammable refrigerants classified as IIA – please, refer to AKS installation guide. In ATEX Zone 2 applications at low temperatures cable and plug must be protected against impact. Table 7: Explosive atmospheres AKS other products can be used in end user applications employing the following flammable...

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Pressure transmitter Type AKS 32 and AKS 33 - 5

Pressure transmitter, Type AKS 32 and AKS 33 Dimension and weight Table 10: Dimension and weight Cable version Table 11: Dimension and weight Pressure Connection L [mm] © Danfoss | Climate Solutions | 2021.06

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Pressure transmitter Type AKS 32 and AKS 33 - 6

Pressure transmitter, Type AKS 32 and AKS 33 Ordering Table 12: AKS 32, version 1 – 5 V Max. working pres‐ sure PB Compensated tem‐ perature range Max. working pres‐ sure PB Compensated tem‐ perature range Table 13: AKS 32, version 0 – 10 V Operating range [bar] Table 14: AKS 33, version 4 – 20 mA Operating range Compensated temperature range

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Pressure transmitter Type AKS 32 and AKS 33 - 7

Pressure transmitter, Type AKS 32 and AKS 33 Certificates, declarations and approvals The list contains all certificates, declarations, and approvals for this product type. Individual code number may have some or all of these approvals, and certain local approvals may not appear on the list. Some approvals may change over time. You can check the most current status at danfoss.com or contact your local Danfoss representative if you have any questions. Approvals Table 15: Approvals UL recognized for sale in the USA and Canada Electrical safety Hazardous location CE marked according to the EMC...

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Pressure transmitter Type AKS 32 and AKS 33 - 8

Online support Danfoss offers a wide range of support along with our products, including digital product information, software, mobile apps, and expert guidance. See the possibilities below. The Danfoss Product Store The Danfoss Product Store is your one-stop shop for everything product related—no matter where you are in the world or what area of the cooling industry you work in. Get quick access to essential information like product specs, code numbers, technical documentation, certifications, accessories, and more. Start browsing at store.danfoss.com. Find technical documentation Find the...

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