ZX12 High Purity Pressure Transmitter

ZX12 High Purity Pressure Transmitter

The Ashcroft® ZX12 high purity transmitter is ATEX and IECEx approved for use in hazardous locations.  The compact design allows for high density installations, while the 316L electropolished stainless steel construction is ideal for use with many compatible gases and provides excellent resistance to hydrogen embrittlement.

Key Features

Ultra-stable CVD sensing technology

Low internal volume (0.9cm³)

ATEX and IECEx Type Ex ec (increased safety) approval

Class 100 / ISO Class 5 cleanroom packed and double bagged

High EMI/RFI immunity rating

Markets & Applications

Machine Automation

Gas Sticks

Process gas analyzers

Exhaust gas for CVD and etching equipment

High-Purity Gas Delivery Systems

  • Specifications
  • Downloads

Process Connection Style


Threaded flow through

Surface Finish

0.5 μm Ra or optional 0.18 μm Ra


0.25% of span

Pressure Type

Gauge pressure

Absolute pressure

Process Connection Size

9⁄16-18 UNF (compatible with 1⁄4 VCR®) swivel male or female


3 ... 200 bar / 45 ... 3000 psi


Electrical Termination

M12 Hirschmann® 993-172-100

Wetted Parts Material

Stainless steel 316L (1.4404)

Output Signal

4-20 mA (2-wire)

Ingress Protection


Case or Body Material

PBT (meets UL 94-V-0)

Stainless steel 304 (1.4301)


≤±0.25% span/year at reference conditions

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