Systech EC91 Main Amplifier PCB – Part No. 091-024 (Oxygen Transmitter)
Overview
The EC91 Main Amplifier PCB (091-024) is the OEM amplifier board for the Systech EC91 oxygen transmitter, used in industrial O₂ measurement and process safety/quality applications. Replacing a failed amplifier restores signal integrity, stability and transmitter performance without a full instrument swap.
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Key Features
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Genuine Industrial Physics – Systech Instruments (UK) spare part
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Purpose-built amplifier board for EC91 O₂ transmitter
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Restores calibration stability and low-noise signal conditioning
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Supplied inspected and function-tested; ESD-safe packing
Typical Applications
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Process oxygen monitoring, glove boxes, furnaces, packaging & QA lines
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Oil & gas, specialty gases, pharmaceuticals, heat-treat and lab environments
Compatibility & Notes
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Part code: 091-024 (EC91 Main Amplifier PCB).
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Provide your transmitter model/serial and photos to confirm revision match.
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After installation, run zero/span checks and verify alarm setpoints.
FAQ
Q: Is calibration required after board replacement?
A: Yes—perform zero/span and functional checks per EC91 procedures.
Q: Do you support complete EC91 transmitters?
A: We can quote full instruments and additional spares on request.
Call to Action
Need a fast, genuine replacement for your EC91? Share your transmitter details and quantity—we’ll confirm compatibility, availability and pricing. Request a quote now.
Systech Instruments is a UK-based manufacturer specializing in industrial gas analysis and precision measurement systems used in process monitoring, quality control and laboratory environments. The company designs and supplies oxygen analyzers, moisture and humidity measurement devices, headspace gas analyzers and permeation testing instruments for accurate gas detection and analysis.
Systech solutions are widely used across food and beverage packaging, pharmaceutical production, semiconductor manufacturing, chemical processing and industrial research facilities where precise control of oxygen, moisture and gas composition is critical. Engineered for high accuracy, repeatability and long-term stability, Systech instruments support compliance with quality standards, product integrity verification and optimized process performance in demanding industrial and laboratory applications.
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