673系列 壓力變送器是一款價(jià)格低的,固定量程的變送器,能用于環(huán)境惡劣的場(chǎng)合,特別是振動(dòng)或震動(dòng)頻繁的地方。采用不銹鋼的材質(zhì),673輸出4-20mA,精度達(dá)到0.25%。它主要應(yīng)用于設(shè)備制造行業(yè),液壓系統(tǒng),暖通空調(diào)設(shè)備,工業(yè)引擎或壓縮機(jī)控制等領(lǐng)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.