美國(guó)* 德威爾dwyer 616D系列差壓變送器
安裝于35毫米導(dǎo)軌上
616D系列 差壓變送器用于監(jiān)測(cè)空氣或其它兼容氣體的差壓，輸出4-20mA的信號(hào)。它的外殼是特別設(shè)計(jì)用于安裝在儀表盤內(nèi)35 mm DIN的導(dǎo)軌上，這樣多個(gè)變送器安裝在一起的話，可以節(jié)省很多安裝空間。有很多量程范圍可供選擇，工廠將特殊量程校準(zhǔn)。現(xiàn)場(chǎng)能調(diào)整量程，但不能大幅改變量程。變送器采用二線制回路供電。
Service: Air and non-combustible, compatible gases. Wetted Materials: Consult factory. Accuracy: ±0.25% F.S. at 70°F. Stability: ±1% F.S./yr. Temperature Limits: 20 to 120°F (-6.67 to 48.9°C). Pressure Limits: See Ordering page. Thermal Effect: ±0.02% F.S./°F (0.0012% F.S./°C). Power Requirements: 10-35 VDC (2-wire). Output Signal: 4 to 20 mA. Zero and Span Adjustments: Potentiometers for zero and span. Loop Resistance: DC: 0-1250 ohms maximum. Current Consumption: DC: 38 mA maximum. Electrical Connections: Screw-type terminal block. Process Connections: 1/8" female NPT. Accessories included are two barbed fittings for 1/8" (3.12 mm) and 3/16" (4.77 mm) I.D. rubber or vinyl tubing. Mounting Orientation: Vertical, on a 1.378" (35 mm) DIN rail. Weight: 4.8 oz (136 g). |
