Keller Series 21Y Pressure Transmitter


Keller Series 21Y Pressure Transmitter has a high insulation voltage of 300 VDC and has no internal seal. It is extremely resistant to environmental influences. The sophisticated compensation circuit makes it possible to specify a narrow total error band.

Applications: General industrial and OEM applications.


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Country : Germany

Product Description

Keller Series 21Y Pressure Transmitter is outstanding to electromagnetic fields due to its extreme ruggedness. Series 21Y Transmitters are very immune to external voltages. Because of the high insulation voltage of Series 21Y Transmitter of about 300 V, which makes this product ideal for use in the harshest of environments.

Features of Keller Series 21Y Pressure Transmitter:

  • The Y-line transmitters have an extremely small temperature error.
  • 120 fields are available, representing a possible temperature range of 180 K.
  • Pressure range in systems with up to 1000 measuring stations.
  • The 21 Y product line is outstanding due to its extreme ruggedness towards electromagnetic fields.


Additional Information

Weight 1 kg
Model Series 21Y
Pressure Range , , , , , , , , , , , ,
Accuracy ,
Storage Temperature
Operating Temperature
Pressure connection
Electrical Connection
Response Time (Supply ON) (0 to 99 %) < 5 ms
Dead Volume Change < 0.1 mm3
Material in Media Contact Stainless Steel AISI 316L (1.4404/1.4435)
Endurance > 10 million cycles, 0 to 100 %FS at 25 °C
Oil Filling Silicon Oil
Protection class


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