Dwyer Sales Department: 1-201-419-6111 ext. 26 for Sales Group  |  dwyer@nciweb.com


Dwyer Series 673

Pressure Transmitter ±0.25% Full Span Accuracy, 4-20 mA Signal, Ranges to 1000 psi

The low cost Dwyer Series 673 Pressure Transmitter is a fixed range transmitter designed for harsh environments and suitable for high shock and vibration applications. Constructed of stainless steel, the Series 673 provides a 4 to 20 mA output signal with 0.25% accuracy. Use the Series 673 in industrial OEM equipment, hydraulic systems, HVAC equipment, industrial engines and compressor control.

Dwyer Series 673 Specifications
  • Service: Non-combustible liquid, gas, or vapor.
  • Wetted Materials: 17-4 PH Stainless Steel.
  • Accuracy: RSS* (at constant temperature) ±0.25%. Non-linearity (BSFL) ±0.22% FS; Hysteresis 0.10% FS; Non-repeatability 0.05% FS.
  • Temperature Limits: -40 to 185°F (-40 to 85°C).
  • Compensated Temperature Range: -40 to 176°F (-40 to 80°C).
  • Pressure Limits: 2X full scale range.
  • Thermal Effects: Zero Shift: ±2.0% FS/100°F (±1.8% FS/50°C); Span Shift: ±1.5% FS/100°F (±1.3% FS/50°C); Warm-up Shift: ±0.1% FS total.
  • Stability: 0.5% FS/year.Response Time:5 ms.
  • Power Requirements: 9-30 VDC.Output:4-20 mA**, 2-wire.Zero and Span Adjustment:Fixed.
  • Loop Resistance: 0 to 800 Ω.Shock:200 g.Vibration:20 g.
  • Electrical Connections: 2 ft (61 cm) multiconductor cable.
  • Conduit Models: 1/4"-18 (22.3 mm) knockout.
  • Enclosure: Stainless Steel and Valox.
  • Weight: 2.3 oz (65 g).
  • Agency Approvals: CE.
    *RSS of non-linearity, hysteresis, and non-repeatability.
    **Zero output factory set to within ±0.16 mA; Span (full scale) output factory set to within ±0.16 mA.

Popular Models:

MODEL NUMBER DESCRIPTION
673-1 Pressure transmitter, range 0-1 psi.
673-10 Pressure transmitter, range 0-1000 psi.
673-13 Pressure transmitter, range -14.7 to 30 psig.
673-14 Pressure transmitter, range -14.7 to 100 psig.
673-2 Pressure transmitter, range 0-2 psi.
673-3 Pressure transmitter, range 0-5 psi.
673-4 Pressure transmitter, range 0-10 psi.
673-5 Pressure transmitter, range 0-25 psi.
673-6 Pressure transmitter, range 0-50 psi.
673-7 Pressure transmitter, range 0-100 psi.
673-8 Pressure transmitter, range 0-200 psi.
673-9 Pressure transmitter, range 0-500 psi.