Endress+Hauser Deltabar M PMD55 — Differential pressure transmitter with metal (piezoresistive) sensor. Approval: non-hazardous area; Output: 4-20mA with HART protocol; Display: LCD with push-button operation; Housing: F30 aluminum with glass window; Electrical connection: cable gland M20, IP66/68, NEMA 4X/6P; Nominal pressure rating: 70 bar; Sensor nominal range: 500 mbar; Accuracy: standard; Calibration unit: mm/mH2O; Process connection: NPT 1/4-18 per IEC61518 with UNF 7/16-20, 316L wetted material, V1 version (vertical impulse line, 90° alignment); Diaphragm material: 316L; Fill fluid: silicone oil; Seal: FKM Viton.