深圳長蘢科技有限公司
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<ul id="qqie6"></ul> 深圳長蘢科技有限公司
| 材料晶體結構 | 其他 | 產地 | 進口 |
|---|---|---|---|
| 防爆等級 | 其他 | 防護等級 | 1 |
| 加工定制 | 否 | 適用介質 | 氣體 |
| 適用領域 | 石油,化工,冶金,電力,供水,熱力管網,油氣傳輸,車輛維修,其他 | 輸出信號 | 4~20mA |
| 壓力接口 | 3.175mm | 指示表頭 | LCD |
DM-2000系列 帶數顯的微差壓變送器用于監測空氣或其它兼容氣體的差壓，輸出標準的4-20mA。它和2000系列微差壓表安裝開孔尺寸一樣，便于取代升級。有很多種量程供選擇，也可定制特殊量程。
采用玻璃鋼模壓的壓力接頭和外殼，安裝起來方便簡單。數字按鍵校準零點和量程。可選三位半LCD數顯來現場指示，根據不同的量程范圍，有4到6種工程單位供選擇。
技術指標
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult factory.
Housing Materials: Glass filled plastic.
Accuracy: ±1% FS including linearity, hysteresis and repeatability; ±2% FS for ranges 1 in w.c. and below.
Temperature Limits: 0 to 140°F (-18 to 60°C).
Compensated Temperature Limits: 32 to 122°F (0 to 50°C).
Long Term Stability: ±1% FS per year.
Thermal Effect: ±0.05% FS/°F typ.; ±0.10% FS/°F for ranges 1 in w.c. and below.
Display: 4-digit LCD (digits: 0.60H x 0.33W).
Display Update: Selectable for 1 second to 10 minutes or update only from button push.
Pressure Limits: Normal and bi-directional ranges 5 in w.c. and lower = 2 psi (13.7 kPa); Normal and bi-directional ranges 10 in w.c. and higher = 11 psi (75 KPa).
Selectable Engineering Units: in w.c., psi, kPa, Pa, mm w.c., mBar, in Hg, mm Hg, FS (0-).
Power Requirements: 9 V alkaline battery, included, user replaceable or external power supply 9-24 VDC.
Battery Service Life: Battery life depending on the display update setting: 150 hours (typical) if display update = 1 second; 9 month (typical) if display update = 10 minutes; 1.5 years (typical) if display update is disabled. Battery may last up to four times longer when using lithium-based battery ULTRALIFE U9VL-J.
Current Consumption: 5 mA max.
Electrical Connections: Removable terminal block for 16 to 26 AWG.
Electrical Entry: Cable gland for 0.114 to 0.250? (2.9 to 6.4 mm) diameter cable.
Process Connections: 1/8? (3 mm) ID tubing.
Enclosure Rating: NEMA 4X (IP66).
Weight: 1.18 lb (535 g).
Size: 5? (127 mm) OD front face.
Agency Approvals: CE.
選型：
型號 | 量程 | Resolution in w.c | ||||||||
in w.c. | psi | kPa | Pa | mbar | mm w.c. | in Hg | mm Hg | % of FS | ||
DM-1102 DM-1103 DM-1104 DM-1105 DM-1107 DM-1108 DM-1109 DM-1110 DM-1111 DM-1112 | 0.250 0.500 1.000 2.000 5.000 10.00 15.00 25.00 50.00 100.0 | – – – – 0.181 0.361 0.543 0.903 1.806 3.613 | 0.062 0.124 0.249 0.498 1.245 2.491 3.738 6.227 12.45 24.91 | 62.20 124.5 249.1 498.2 1245 2491 3738 6227 – – | 0.622 1.245 2.492 4.982 12.45 24.91 37.38 62.27 124.5 249.1 | 6.35 12.70 25.40 50.80 127.0 254.0 381.0 635.0 1270 2540 | – – – – 0.368 0.736 1.104 1.839 3.678 7.355 | 0.467 0.934 1.868 3.736 9.34 18.68 28.02 46.71 93.42 186.8 | 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 | 0.001 0.001 0.001 0.001 0.002 0.010 0.010 0.010 0.020 0.100 |
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