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Datasheet summary

Series 930 - 935

Engineering summary from PDF text extraction for Series 930 - 935. Verify every value with the OEM datasheet.

Summary

Product identification

  • Product line: AQL Ozone family
  • Series: 930 | 935 Transmitter & Controller
  • Specific model mentioned: Series 935 Ozone Monitor with temperature & humidity sensor

Features

  • Active sampling for higher accuracy
  • Tamperproof & water resistant enclosure
  • Multiple analog & digital outputs
  • Real-time network capability
  • Large LED local display option
  • Temperature & humidity sensor (S935)
  • PC data logging & networking option

Applications

  • Aggressive ambient environments
  • Gas alarm & control applications
  • Indoor air quality monitoring
  • Real-time network monitoring

Ozone Sensor Heads

Sensor HeadCalibrated RangeMaximum ExposureLowest Detection LimitAccuracy of CalibrationResolutionResponse Time (T90)
Ultra low0 - 0.150 ppm0.25 ppm1 ppb<± 0.005 ppm0.001 ppm< 70 s
Low0 - 0.5 ppm1.0 ppm1 ppb<± 0.008 < 0.1 ppm; <± 10% 0.1 - 0.5 ppm0.001 ppm< 60 s
High0.5 - 20 ppm25 ppm10 ppb<± 10% 0.2 - 2 ppm; <± 15% 2 - 20 ppm0.01 ppm< 60 s

Operating Conditions

  • Temperature: -5°C to 40°C
  • Humidity: 5 to 95% RH (non-condensating)

Electrical

  • Power: 24VDC, 500mA (range 22-26 VDC) - user supplied
  • Analogue output: 4-20mA (opto-isolated), 12-24 V
  • Communication: RS485 (Aeroqual proprietary protocol)
    • Jumpers J1, J2, J3 for termination resistors
    • ID: 1 (Default), User configurable from 1 - 255

Mechanical / hydraulic

  • Removable & replaceable sensor head: Yes
  • Temperature & humidity sensor (Series 935):
    • Temperature Range: -40°C to 124°C (-40°F to 255°F)
    • Humidity Range: 0 to 100% RH
  • Enclosure rating: IP41 & NEMA 2 equivalent
  • Enclosure casing: Fibre reinforced polycarbonate
  • Enclosure size: 180W x 110H x 90D (mm); 7⅛W x 4¾H x 3½D (in)
  • Weight: < 850 g; < 30 oz

Other features

  • External signal type: Transistor output
  • External signals (4): Low Alarm | High Alarm | Control | Diagnostics
  • LED Display: Optional
  • Inputs: Standby toggle
  • Alarm set points (2): User configurable
  • Control set point: User configurable
  • Software (standard): PC Configuration Program CD
  • Software (optional): PC Data Logging & Networking CD (code: R60)
  • Approvals: Part 15 of FCC Rules, EN 50082-1: 1997, EN 50081-1: 1992

Disclaimer: This extraction may miss figures, footnotes, or revisions; contractual data must match the OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror

Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.