Honeywell 51308097-100 Pressure Transducer

Configured for precise fluid and gas pressure monitoring in industrial automation architectures, the Honeywell 51308097-100 (51308097-100 Pressure Transducer) provides direct physical/electrical execution. The assembly converts applied gauge pressure into a calibrated 4-20 mA current loop signal over a range of 0 to 100 psig, maintaining linear analog output accuracy within ±0.25% full scale across demanding process control environments.

Suffix Breakdown & Model Matrix

Hardware Specifications

Process Control and DCS Instrumentation Characteristics

• 4-20 mA HART Loop Protocol Integration: Generates a standard current loop output compatible with analog input modules, supporting long-distance signal transmission with high noise immunity.
• Channel-to-Channel Isolation Performance: Internal sensing element isolation prevents ground loop currents from destabilizing adjacent analog channels on shared DCS rack backplanes.
• Cold Junction Compensation Coordination: Operates within process control loops alongside temperature sensing nodes to ensure stable pressure measurement correlation under fluctuating cabinet temperatures.

Frequently Asked Questions

Q: Does the 51308097-100 pressure transducer support hot-swapping or live replacement?

A: Disconnection of the M12 electrical connector while energized must comply with field hazardous area classifications; live disconnection is limited to non-hazardous or intrinsically safe loop configurations.

Q: How is signal drift minimized across the full -40 to 85 deg C operating temperature range?

A: Thermal compensation circuitry integrated within the transducer housing corrects for sensor element thermal expansion, maintaining the ±0.25% FS accuracy specification across ambient shifts.

Q: What grounding procedure prevents electromagnetic interference on the 4-20 mA loop?

A: Cable shielding must be tied to a single earth ground point at the controller backplane terminal panel, keeping the transducer body isolated to prevent circulating ground currents.

Field Installation Guidelines

1. Mechanical Mounting and Thread Engagement: Thread the pressure transducer port into the matching process fitting. Apply suitable thread sealant (such as PTFE tape) and tighten to recommended torque specs; ensure a minimum engagement of 5 full NPT threads to prevent process fluid leaks.
2. Electrical M12 Connector Termination: Align the M12 connector pins with the matching cable receptacle. Push straight in and hand-tighten the threaded locking ring to ensure an IP-rated environmental seal against moisture and dust ingress.
3. Loop Wiring and Polarity Verification: Connect the 4-20 mA loop conductors to the dedicated controller terminals. Verify 24 VDC power supply polarity prior to energizing to protect internal sensor electronics from reverse voltage conditions.
4. Shield Earth Grounding: Terminate the cable shield drain wire directly to the cabinet signal ground bus bar at the receiver end only. Do not ground the shield at both ends to avoid ground loops that distort analog current measurements.