673系列 压力变送器是一款价格低的，固定量程的变送器，能用于环境恶劣的场合，特别是振动或震动频繁的地方。采用不锈钢的材质，673输出4-20mA，精度达到0.25%。它主要应用于设备制造行业，液压系统，暖通空调设备，工业引擎或压缩机控制等领域。
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).
Pressure Limits: 2X full scale range.
Compensated Temperature Range: -40 to 176°F (-40 to 80°C).
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.
Power Requirements: 9-30 VDC.
Output: 4-20 mA**, 2-wire.
Zero and Span Adjustment: Fixed.
Response Time: 5 ms.
Loop Resistance: 0 to 800 Ω.
Stability: 0.5% FS/year.
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.
