Illustrative scenario

Welding bay CO and CO₂ monitoring

Illustrative scenario, representative of common industrial IoT applications

Temperature & humidityMetal Fabrication & FinishingManufacturing: Automotive, Plastics & Rubber

Air quality in the welding bay, watched continuously instead of checked quarterly.

A metal fabrication shop

No client is named, no logo is shown and no figure here was measured at any site.

How it went.

Every study on this site runs the same four beats, in the same order.

  1. 01

    Alert

    A quarterly spot reading tells you about one moment. Ventilation problems do not politely occur during the survey.

  2. 02

    Cost

    Continuous vs. quarterly. Replaces a periodic spot reading with an always-on record.

  3. 03

    Fix

    CO and CO₂ detectors at the breathing zone · Temperature and humidity for humidex · Threshold alerting to the safety lead

  4. 04

    Restored

    A continuous record, and an alert when it matters

In full.

Illustrative scenario, representative of common industrial IoT applications.

The problem

A quarterly spot reading tells you about one moment. Ventilation problems do not politely occur during the survey.

What would be installed

  • CO and CO₂ detectors at the breathing zone
  • Temperature and humidity for humidex
  • Threshold alerting to the safety lead

What changes

Before: Four data points a year After: A continuous record, and an alert when it matters

The number

Continuous vs. quarterly. Replaces a periodic spot reading with an always-on record. Illustrative scenario, not a client result. Figure is representative, not measured.

In one line

Health and safety monitoring that is watched continuously, not checked quarterly.

What the data looked like.

Hover or arrow-key across the trace to read any interval. The flagged point is the one that started the conversation.

Welding bay CO and CO₂ monitoring
MON 00:00: 3.0 ppm3MON 01:00: 3.3 ppm3.3MON 02:00: 2.4 ppm2.4MON 03:00: 3.4 ppm3.4MON 04:00: 3.8 ppm3.8MON 05:00: 3.2 ppm3.2MON 06:00: 3.7 ppm3.7MON 07:00: 12 ppm12MON 08:00: 11 ppm11MON 09:00: 11 ppm11MON 10:00: 12 ppm12MON 11:00: 10 ppm10MON 12:00: 12 ppm12MON 13:00: 26 ppm26MON 14:00: 25 ppm25MON 15:00: 25 ppm25MON 16:00: 10 ppm10MON 17:00: 4.0 ppm4MON 18:00: 2.8 ppm2.8MON 19:00: 2.6 ppm2.6MON 20:00: 2.3 ppm2.3MON 21:00: 2.8 ppm2.8MON 22:00: 2.9 ppm2.9MON 23:00: 2.5 ppm2.5TUE 00:00: 3.9 ppm3.9TUE 01:00: 2.2 ppm2.2TUE 02:00: 3.7 ppm3.7TUE 03:00: 2.3 ppm2.3TUE 04:00: 2.3 ppm2.3TUE 05:00: 2.7 ppm2.7TUE 06:00: 2.6 ppm2.6TUE 07:00: 12 ppm12TUE 08:00: 10 ppm10TUE 09:00: 10 ppm10TUE 10:00: 11 ppm11TUE 11:00: 12 ppm12TUE 12:00: 10 ppm10TUE 13:00: 26 ppm26TUE 14:00: 27 ppm27TUE 15:00: 27 ppm27TUE 16:00: 12 ppm12TUE 17:00: 2.4 ppm2.4TUE 18:00: 3.6 ppm3.6TUE 19:00: 3.4 ppm3.4TUE 20:00: 3.9 ppm3.9TUE 21:00: 3.0 ppm3TUE 22:00: 2.2 ppm2.2TUE 23:00: 2.7 ppm2.7WED 00:00: 2.2 ppm2.2WED 01:00: 3.8 ppm3.8WED 02:00: 3.1 ppm3.1WED 03:00: 4.0 ppm4WED 04:00: 4.0 ppm4WED 05:00: 2.1 ppm2.1WED 06:00: 3.0 ppm3WED 07:00: 12 ppm12WED 08:00: 9.9 ppm9.9WED 09:00: 11 ppm11WED 10:00: 12 ppm12WED 11:00: 12 ppm12WED 12:00: 11 ppm11WED 13:00: 26 ppm26WED 14:00: 26 ppm26WED 15:00: 27 ppm27WED 16:00: 12 ppm12WED 17:00: 4.0 ppm4WED 18:00: 2.9 ppm2.9WED 19:00: 3.5 ppm3.5WED 20:00: 2.4 ppm2.4WED 21:00: 4.0 ppm4WED 22:00: 2.3 ppm2.3WED 23:00: 2.5 ppm2.5THU 00:00: 1.9 ppm1.9THU 01:00: 2.6 ppm2.6THU 02:00: 4.0 ppm4THU 03:00: 3.1 ppm3.1THU 04:00: 3.8 ppm3.8THU 05:00: 1.9 ppm1.9THU 06:00: 2.0 ppm2THU 07:00: 11 ppm11THU 08:00: 11 ppm11THU 09:00: 11 ppm11THU 10:00: 12 ppm12THU 11:00: 11 ppm11THU 12:00: 10 ppm10THU 13:00: 26 ppm26THU 14:00: 25 ppm25THU 15:00: 26 ppm26THU 16:00: 11 ppm11THU 17:00: 2.2 ppm2.2THU 18:00: 4.0 ppm4THU 19:00: 2.5 ppm2.5THU 20:00: 4.0 ppm4THU 21:00: 2.7 ppm2.7THU 22:00: 3.9 ppm3.9THU 23:00: 2.4 ppm2.4FRI 00:00: 3.5 ppm3.5FRI 01:00: 3.4 ppm3.4FRI 02:00: 2.3 ppm2.3FRI 03:00: 2.7 ppm2.7FRI 04:00: 2.9 ppm2.9FRI 05:00: 2.0 ppm2FRI 06:00: 1.9 ppm1.9FRI 07:00: 12 ppm12FRI 08:00: 11 ppm11FRI 09:00: 11 ppm11FRI 10:00: 11 ppm11FRI 11:00: 12 ppm12FRI 12:00: 12 ppm12FRI 13:00: 26 ppm26FRI 14:00: 26 ppm26FRI 15:00: 25 ppm25FRI 16:00: 12 ppm12FRI 17:00: 3.0 ppm3FRI 18:00: 3.0 ppm3FRI 19:00: 4.0 ppm4FRI 20:00: 2.6 ppm2.6FRI 21:00: 1.9 ppm1.9FRI 22:00: 3.7 ppm3.7FRI 23:00: 2.4 ppm2.4SAT 00:00: 2.8 ppm2.8SAT 01:00: 4.0 ppm4SAT 02:00: 3.6 ppm3.6SAT 03:00: 3.9 ppm3.9SAT 04:00: 2.3 ppm2.3SAT 05:00: 2.4 ppm2.4SAT 06:00: 3.0 ppm3SAT 07:00: 3.2 ppm3.2SAT 08:00: 3.2 ppm3.2SAT 09:00: 4.0 ppm4SAT 10:00: 3.1 ppm3.1SAT 11:00: 3.5 ppm3.5SAT 12:00: 3.9 ppm3.9SAT 13:00: 2.4 ppm2.4SAT 14:00: 3.4 ppm3.4SAT 15:00: 3.2 ppm3.2SAT 16:00: 2.6 ppm2.6SAT 17:00: 1.9 ppm1.9SAT 18:00: 4.0 ppm4SAT 19:00: 2.1 ppm2.1SAT 20:00: 3.4 ppm3.4SAT 21:00: 3.5 ppm3.5SAT 22:00: 3.0 ppm3SAT 23:00: 2.5 ppm2.5SUN 00:00: 2.1 ppm2.1SUN 01:00: 3.4 ppm3.4SUN 02:00: 3.6 ppm3.6SUN 03:00: 1.9 ppm1.9SUN 04:00: 3.9 ppm3.9SUN 05:00: 2.9 ppm2.9SUN 06:00: 3.1 ppm3.1SUN 07:00: 4.0 ppm4SUN 08:00: 2.7 ppm2.7SUN 09:00: 4.0 ppm4SUN 10:00: 3.3 ppm3.3SUN 11:00: 3.7 ppm3.7SUN 12:00: 3.9 ppm3.9SUN 13:00: 2.8 ppm2.8SUN 14:00: 2.4 ppm2.4SUN 15:00: 2.0 ppm2SUN 16:00: 2.1 ppm2.1SUN 17:00: 2.7 ppm2.7SUN 18:00: 3.3 ppm3.3SUN 19:00: 3.4 ppm3.4SUN 20:00: 3.6 ppm3.6SUN 21:00: 2.7 ppm2.7SUN 22:00: 3.1 ppm3.1SUN 23:00: 3.4 ppm3.4WED · 14:00 · 26 ppm00:00MON 00:00: 3.0 ppmTUE 00:00: 3.9 ppmWED 00:00: 2.2 ppmTHU 00:00: 1.9 ppmFRI 00:00: 3.5 ppmSAT 00:00: 2.8 ppmSUN 00:00: 2.1 ppm01:00MON 01:00: 3.3 ppmTUE 01:00: 2.2 ppmWED 01:00: 3.8 ppmTHU 01:00: 2.6 ppmFRI 01:00: 3.4 ppmSAT 01:00: 4.0 ppmSUN 01:00: 3.4 ppm02:00MON 02:00: 2.4 ppmTUE 02:00: 3.7 ppmWED 02:00: 3.1 ppmTHU 02:00: 4.0 ppmFRI 02:00: 2.3 ppmSAT 02:00: 3.6 ppmSUN 02:00: 3.6 ppm03:00MON 03:00: 3.4 ppmTUE 03:00: 2.3 ppmWED 03:00: 4.0 ppmTHU 03:00: 3.1 ppmFRI 03:00: 2.7 ppmSAT 03:00: 3.9 ppmSUN 03:00: 1.9 ppm04:00MON 04:00: 3.8 ppmTUE 04:00: 2.3 ppmWED 04:00: 4.0 ppmTHU 04:00: 3.8 ppmFRI 04:00: 2.9 ppmSAT 04:00: 2.3 ppmSUN 04:00: 3.9 ppm05:00MON 05:00: 3.2 ppmTUE 05:00: 2.7 ppmWED 05:00: 2.1 ppmTHU 05:00: 1.9 ppmFRI 05:00: 2.0 ppmSAT 05:00: 2.4 ppmSUN 05:00: 2.9 ppm06:00MON 06:00: 3.7 ppmTUE 06:00: 2.6 ppmWED 06:00: 3.0 ppmTHU 06:00: 2.0 ppmFRI 06:00: 1.9 ppmSAT 06:00: 3.0 ppmSUN 06:00: 3.1 ppm07:00MON 07:00: 12 ppmTUE 07:00: 12 ppmWED 07:00: 12 ppmTHU 07:00: 11 ppmFRI 07:00: 12 ppmSAT 07:00: 3.2 ppmSUN 07:00: 4.0 ppm08:00MON 08:00: 11 ppmTUE 08:00: 10 ppmWED 08:00: 9.9 ppmTHU 08:00: 11 ppmFRI 08:00: 11 ppmSAT 08:00: 3.2 ppmSUN 08:00: 2.7 ppm09:00MON 09:00: 11 ppmTUE 09:00: 10 ppmWED 09:00: 11 ppmTHU 09:00: 11 ppmFRI 09:00: 11 ppmSAT 09:00: 4.0 ppmSUN 09:00: 4.0 ppm10:00MON 10:00: 12 ppmTUE 10:00: 11 ppmWED 10:00: 12 ppmTHU 10:00: 12 ppmFRI 10:00: 11 ppmSAT 10:00: 3.1 ppmSUN 10:00: 3.3 ppm11:00MON 11:00: 10 ppmTUE 11:00: 12 ppmWED 11:00: 12 ppmTHU 11:00: 11 ppmFRI 11:00: 12 ppmSAT 11:00: 3.5 ppmSUN 11:00: 3.7 ppm12:00MON 12:00: 12 ppmTUE 12:00: 10 ppmWED 12:00: 11 ppmTHU 12:00: 10 ppmFRI 12:00: 12 ppmSAT 12:00: 3.9 ppmSUN 12:00: 3.9 ppm13:00MON 13:00: 26 ppmTUE 13:00: 26 ppmWED 13:00: 26 ppmTHU 13:00: 26 ppmFRI 13:00: 26 ppmSAT 13:00: 2.4 ppmSUN 13:00: 2.8 ppm14:00MON 14:00: 25 ppmTUE 14:00: 27 ppmWED 14:00: 26 ppmTHU 14:00: 25 ppmFRI 14:00: 26 ppmSAT 14:00: 3.4 ppmSUN 14:00: 2.4 ppm15:00MON 15:00: 25 ppmTUE 15:00: 27 ppmWED 15:00: 27 ppmTHU 15:00: 26 ppmFRI 15:00: 25 ppmSAT 15:00: 3.2 ppmSUN 15:00: 2.0 ppm16:00MON 16:00: 10 ppmTUE 16:00: 12 ppmWED 16:00: 12 ppmTHU 16:00: 11 ppmFRI 16:00: 12 ppmSAT 16:00: 2.6 ppmSUN 16:00: 2.1 ppm17:00MON 17:00: 4.0 ppmTUE 17:00: 2.4 ppmWED 17:00: 4.0 ppmTHU 17:00: 2.2 ppmFRI 17:00: 3.0 ppmSAT 17:00: 1.9 ppmSUN 17:00: 2.7 ppm18:00MON 18:00: 2.8 ppmTUE 18:00: 3.6 ppmWED 18:00: 2.9 ppmTHU 18:00: 4.0 ppmFRI 18:00: 3.0 ppmSAT 18:00: 4.0 ppmSUN 18:00: 3.3 ppm19:00MON 19:00: 2.6 ppmTUE 19:00: 3.4 ppmWED 19:00: 3.5 ppmTHU 19:00: 2.5 ppmFRI 19:00: 4.0 ppmSAT 19:00: 2.1 ppmSUN 19:00: 3.4 ppm20:00MON 20:00: 2.3 ppmTUE 20:00: 3.9 ppmWED 20:00: 2.4 ppmTHU 20:00: 4.0 ppmFRI 20:00: 2.6 ppmSAT 20:00: 3.4 ppmSUN 20:00: 3.6 ppm21:00MON 21:00: 2.8 ppmTUE 21:00: 3.0 ppmWED 21:00: 4.0 ppmTHU 21:00: 2.7 ppmFRI 21:00: 1.9 ppmSAT 21:00: 3.5 ppmSUN 21:00: 2.7 ppm22:00MON 22:00: 2.9 ppmTUE 22:00: 2.2 ppmWED 22:00: 2.3 ppmTHU 22:00: 3.9 ppmFRI 22:00: 3.7 ppmSAT 22:00: 3.0 ppmSUN 22:00: 3.1 ppm23:00MON 23:00: 2.5 ppmTUE 23:00: 2.7 ppmWED 23:00: 2.5 ppmTHU 23:00: 2.4 ppmFRI 23:00: 2.4 ppmSAT 23:00: 2.5 ppmSUN 23:00: 3.4 ppm

Tap or arrow through a cell to inspect it.

CO CONCENTRATION · HOUR × DAY · ONE WEEK · SCALE P5–P952.026 ppm
Matrix data
Day00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
MON3.03.32.43.43.83.23.7121111121012262525104.02.82.62.32.82.92.5
TUE3.92.23.72.32.32.72.6121010111210262727122.43.63.43.93.02.22.7
WED2.23.83.14.04.02.13.0129.911121211262627124.02.93.52.44.02.32.5
THU1.92.64.03.13.81.92.0111111121110262526112.24.02.54.02.73.92.4
FRI3.53.42.32.72.92.01.9121111111212262625123.03.04.02.61.93.72.4
SAT2.84.03.63.92.32.43.03.23.24.03.13.53.92.43.43.22.61.94.02.13.43.53.02.5
SUN2.13.43.61.93.92.93.14.02.74.03.33.73.92.82.42.02.12.73.33.43.62.73.13.4
Before and after, in words
BeforeFour data points a year
AfterA continuous record, and an alert when it matters

What changed.

Before

Four data points a year

After

A continuous record, and an alert when it matters

Continuous

vs. quarterly

Replaces a periodic spot reading with an always-on record.

Source: Illustrative scenario, not a client result. Figure is representative, not measured.

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