21/04/2026
he Teledyne PS500 is a high-performance portable 5 in 1 gas detector engineered to meet the enhanced safety expectations of IMO Resolution MSC.581(110) for entering enclosed spaces aboard ships and offshore units. With its robust design and flexible sensor options, the PS500 provides real-time atmospheric monitoring to help ensure compliance with the latest industry safety guidance and risk-assessment protocols.
The requirements remain consistent with previous minimum requirements as detailed in MSC.1/Circ.1477. Paragraph 8.2 details that personal detectors should measure below
Oxygen (O2)
Carbon dioxide (CO2)
Toxic gases(H2s)
Carbon monoxide (CO)
Flammable gases or vapors (LEL)
Any other gases identified in the risk assessment
Read more:
https://acesgroup.com.sg/resolutions-adopted-by-the-110th-session-of-the-maritime-safety-committee-msc-110-of-the-international-maritime-organization-imo/