This Local Exhaust Ventilation assessment is mandatory to be conducted annually, only by a registered Hygiene Technician. However, on monthly basis your organization is allowed to conduct a general self-inspection on the general condition of the system.
In general, the efficiency of the Local Exhaust Ventilation system shall be gauged by the performance of its Duct Velocity, Face Velocity, Capture Velocity, as well as the performance (horse power) of motor and fan (rpm).
It is a requirement by DOSH that the engineering control equipment or systems (LEV) be inspected at least annually besides monthly checking and recording internally.
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Smart Probes LEV Set H2>
If you need simple measurements for daily measurement in LEV, this is a good entry level set with a combination of thermal anemometer and differential pressure measuring instrument with smartphone operation.
Readings can be viewed conveniently on your smartphone/tablet via the testo Smart Probes App and reports can emailed immediately.
Pocket Series LEV Set H2>
This LEV measurement set is suiatble for beginner for quick and easy measurement.
The equipments are at pocket size which comes in handy to conduct a quick test for instant results. Results are display on screeen and recording values can be done easily.
Compact LEV Series H2>
You are proficient and seasoned in LEV application measurement. This is the right tool for your usage as the compact series provides you more accurate readings as it comes with an attached extendible telescopic probe.
This willgive you an optimum results for your application measurement.
Professional LEV Series
This is suitable for LEV application expert. The professional LEV series is a reliable multi-function measuring instrument for analysis, regulating and testing VAC systems.
It has an integrated pressure difference sensor for measurements with pitot static tube and filter monitoring and a wide range of optionally available sensors and probes to choose from.