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Uniphos FumiSense Pro UNIPHOS-250 PM - User Manual

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UNIPHOS-250(PM)
FumiSense Pro
INSTRUCTION MANUAL
Uniphos Envirotronic Pvt. Ltd.
Readymoney Terrace, 167,
Dr. Annie Besant Road,
Worli, Mumbai – 400018, India.
Tel: (91-22) 2493 0681, Fax: 2493 8826
Email: gasdetection@uniphos.com

Questions and Answers

  • M
    Mary ClarkAug 6, 2025
    What to do if Uniphos FumiSense Pro UNIPHOS-250 PM instrument does not turn on?
    • N
      Nathan GuzmanAug 6, 2025
      If your Uniphos Gas Detectors instrument doesn't turn on, the most likely cause is a low battery. The solution is to recharge the battery.
  • C
    Cory FrankAug 22, 2025
    Why is my Uniphos FumiSense Pro UNIPHOS-250 PM Gas Detectors pump making abnormal noise?
    • D
      David WhiteAug 22, 2025
      If the pump in your Uniphos Gas Detectors is making an abnormal noise, it could be due to a blockage in the gas sampling tube or nozzles. Clear any blockage to resolve this issue.

Summary

Introduction

Working Principle

Explains the electrochemical sensor technology used for Phosphine detection.

Instrument Operation

Operations in Various Modes

Calibration Mode

Details the two-step calibration process: zeroing and span calibration.

Calibration Process Steps

Step-by-step guide for zeroing and span calibration of the instrument.

Sampling Mode

Explains how to select sampling type and enter sampling mode.

Data Downloading Mode

Instructions for entering data download mode and selecting reports.

Instrument Specifications

Sensor Specifications

Maintenance Guidelines

Troubleshooting Common Issues

Calibration Schedule

Uniphos FumiSense Pro UNIPHOS-250 PM Specifications

General IconGeneral
Resolution0.1 ppm
Sensor TypeElectrochemical
DisplayLCD
Detection GasPhosphine (PH3)
Target GasPhosphine
AlarmAudible, Visual
BatteryRechargeable Lithium-ion
Accuracy±5% of reading
Operating Temperature-20°C to +50°C
Power SupplyRechargeable Lithium-ion battery
ConnectivityUSB for charging
Operating Humidity15-95% RH (non-condensing)

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