What is the required psi for an oxygen cylinder used with PECU?

The correct pressure for an oxygen cylinder used with a Patient Emergency Care Unit (PECU) is indeed 60 psi. This pressure is essential for ensuring that the oxygen flow is adequate to support the necessary medical functions without compromising the system's performance or safety.

Maintaining the correct psi is crucial because pressure that is too low might hinder the delivery of oxygen to the patient, potentially leading to ineffective treatment during emergencies. Additionally, using a cylinder at the prescribed pressure ensures compatibility with the equipment designed to utilize oxygen at that specific level, thereby avoiding operational issues.

Other pressures indicated in the choices, while they may be relevant in different contexts, do not meet the requirements set forth for optimal operation with a PECU. Each of these alternative pressures could lead to either insufficient oxygen delivery or unsafe operational conditions. Thus, 60 psi is the designated standard for the proper functioning of oxygen systems in conjunction with a PECU.