647系列液用差压变送器
产品说明:
量程低至0-1英寸水柱,精度为±1.0%,NEMA 4防护,两线制
647系列 液用差压变送器用于楼宇自动化系统中,气力系统或其它过程控制系统中来监测气体,液体的差压。它输出带温度补偿的4-20mA信号,用于远程显示,记录或控制系统中。
产品规格:
Service: Compatible gases or liquids on both pressure and reference sides.
Wetted Materials: Brass, vinyl, glass-filled polyester, silicon, and florosilicone.
Accuracy: ±1.0% FS.
Stability: ±1.5% FS output/year.
Temperature Limits: 32 to 122°F (0 to 50°C).
Pressure Limits: Ranges 1" w.c. to 5 psi; 20 psi, 15 psi range; 45 psi, 30 psi range; 60 psi.
Thermal Effects: Zero: ±0.05% FS/°F, Span: ±0.05% rdg/°F.
Power Requirements: 18 to 30 VDC.
Output Signal: 4 to 20 mA, 2-wire.
Zero and Span Adjustments: Adjustable, ±10%.
Loop Resistance: 400 Ω @ 18 VDC, 600 Ω @ 24 VDC, 1000 Ω @ 30 VDC.
Electrical Connection: Screw terminals, reverse polarity protected.
Process Connections: Two 1/8" female NPT.
Housing: Gasketed steel epoxy painted, NEMA 4 (IP56).
Weight: 14 oz (397 g).
联系人:彭工
手机:18918462396
电话:021-59718851
邮箱:kunage@126.com
地址: 上海市青浦区青浦工业园清河湾路819弄