Dwyer DHII-017 差壓控制器

Dwyer DHII-017 差壓控制器/Dwyer DHII-017差壓控制器/Dwyer DHII-017差壓控制器

DIGIHELIC®II差壓控制器

NEMA 4(IP66)外殼大，明亮的LCD，平方根輸出流量。
 

系列DHII需要的所有特性的標(biāo)準(zhǔn)Digihelic®壓力控制器并將它們包裹在堅(jiān)固的NEMA 4(IP66)外殼上。

Digihelic®II壓力控制器結(jié)合了2領(lǐng)域控制繼電器，4 - 20 mA過(guò)程輸出，和Modbus®通信，有一個(gè)很大的,明亮的背光四位數(shù)液晶顯示屏，很容易從遠(yuǎn)距離看

技術(shù)規(guī)格 ：

Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult factory.
Housing Material: Aluminum, glass.
Accuracy: ±0.5% at 77°F (25°C) including hysteresis and repeatability (after 1 hour warm-up).
Stability: < ±1% per year.
Pressure Limits: Ranges ≤ 2.5 in w.c. = 2 psi; 5?: 5 psi; 10?: 5 psi; 25?: 5 psi; 50?: 5 psi, 100?: 9 psi.
Temperature Limits: 32 to 140°F (0 to 60°C).
Compensated Temperature Limits: 32 to 140°F (0 to 60°C).
Thermal Effects: 0.020%/°F (0.036/°C) from 77°F (25°C).
Power Requirements: High voltage power = 100 to 240 VAC, 50 to 400 Hz or 132 to 240 VDC; Low voltage power = 24 VDC ±20%.
Power Consumption: Low voltage power = 24 VDC - 130 mA max; High voltage power = 100 to 240 VAC, 132 to 240 VDC - 7 VA max.
Output Signal: 4 to 20 mA DC into 900 Ω max.
Zero & Span Adjustments: Accessible via menus.
Response Time: 250 ms (dampening set to 1).
Display: 4 digit backlit LCD 0.6? height. LED indicators for set point and alarm status.
Electrical Connections: Euro type removable terminal blocks with watertight conduit fittings for 1/2? watertight conduit.
Process Connections: 1/8? female NPT.
Enclosure Rating: Designed to meet NEMA 4 (IP66).
Mounting Orientation: Mount unit in horizontal plane.
Weight: 2 lb 10 oz (1.19 kg).
Serial Communications: Modbus® RTU, RS485, 9600 baud.
Agency Approvals: CE, UL.

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