1> plug and play wiring connectivity for pressure/temperature/flow sensors and mini-actuators.by plug and play we mean hot swappable in the fileld and capable of being disconnected and connected quickly with a simple or on tools
2>electrical certification/classification will be such that it can be applied in any geographical location (e.g. europe, north and south america,asia,ect.) without special inspection,permission,certification or interpretation
3> suitable for class I,Division 1/zone1,Groups A-D universal suitability and T4 (135C)temperature rating
4>the certification must comply with all applicable codes e.g.IEC,NEC,CEC codes which govern the interior of enclosures which house conduits and components that carry hazardous (flammable)fluids.
5>have the lowest cost to purchase and cost to maintain over time Prefer that we do not use utilities such as instrument air and /or nitrogen)
6>support the installtion of miniature sensors and actuators that are suitable for direct substrate mounting
7>eliminate the need for automatic power disconnection that may be required for certain power interlock disconnection strategies
8>capable of opening the enclosure without a work permit
9>meets all current safety requirements