Ozone Monitoring

With an integrated LCD display, audible alarm, relay outputs, and a choice of sensor ranges in both ozone and VOC gases – the SM70

offers unbeatable value for industrial and indoor gas monitoring.

Benefitting from the accuracy of proprietary GSS sensors, our customers use the SM70 in many indoor and industrial applications including: leak detection, health and safety monitoring, and process control.


  • Large format digital display

  • Replaceable GSS sensors

  • External control outputs

  • High and low alarms

  • Power adaptor/charger included


  • Leak detection

  • Health and safety monitoring

  • Industrial Process control

  • Indoor air quality monitoring


  • Plug and play monitor

  • Real-time gas concentrations shown continuously on display

  • Multiple outputs for control of external devices e.g. an ozone generator

  • Alarm options to signal gas exceedances for health and safety

  • Active sampling for improved accuracy

  • Replaceable gas sensor board which can be sent back for recalibration

  • Compatible with two ranges of VOC or ozone sensor


Sensor type - Analytic GSS Technology® Gas Sensitive Semiconductor

Sensor specifications - Available with ozone or VOC sensors in various ranges

Sampling method - Active sampling
Operational mode - Continuous Control or Alarm
Relay activation (factory firmware) - AA – above set point, AB – below set point, C10 – control ±10% of set point

Operational temperature - 0°C to 40°C

Operational relative humidity - 10% to 90% non-condensing

Warm up time - 10 minutes
Display - 3.5 digit LCD
Relay set point - User configurable
Digital output - RS 232 and RS 485
Analog output - 0-5 VDC (8 bit)
Relay output - 24 V; 5A (max.)
Buzzer alarm (optional) - Internal piezo 85db @ 30 cm
Power supply - 12 VDC; 800mA; Plug-in AC power adaptor supplied
Operating environment - -5 to 50°C |5 to 95% RH (non condensing)
Enclosure rating - IP20 & NEMA 1 equivalent

Enclosure dimensions - 130Wx94Hx57D(mm); 5/8Wx33⁄4Hx21⁄4D(in)
Enclosure casing - Flame resistant thermoplastic PS
Enclosure mounting - Screw fix
Weight - <270g; 9.5oz (excludes AC power adaptor)
Approvals - Part 15 of FCC Rules, EN 61000-6-3: 200, EN 61000-6-1: 2001

t. 0845 122 0724

e. info@ecoveryinnovations.com

The Whiteleaf Business Centre

11 Little Balmer


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