適用于燃料補給過程測量的流量計，可無縫集成至測量系統(tǒng)
CNGmass DCI是專為燃料補給設計，適用于對環(huán)境無害的天然氣（CNG）測量。它可以精確測量天然氣流量并直接在現(xiàn)場顯示出來。通過“觸摸控制”，進行維修過程中的外部操作，。為更好地進行數據交換，它還提供有一個Modbus接口。
用于現(xiàn)場操作與診斷的FieldCare
能耗極低
節(jié)省安裝空間的一體化結構
平衡的雙管測量系統(tǒng)設計，抗震性好
無需進出口直管段，安裝簡便
科氏力測量原理不受流體本身的物理性質影響，比如粘度和密度。
專為使用天然氣（CNG）燃料的汽車設計。
流體溫度可以高達+150 °C (+302 °F)
過程壓力最高可達350 bar (5080 psi)
質量流量測量可以達到150 kg/min (330 lb/min)
危險區(qū)域認證
ATEX, NEC/CEC, NEPSI
通用控件連接
Modbus RS485
| 測量原理 | 科氏力 | |
| 主要特點 |
The refueling application flowmeter with seamless system integration. Accurate measurement of compressed natural gas (CNG) in high pressure refueling applications. |
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| 特點 |
Excellent operational safety – reliable under extreme process conditions. Fewer process measuring points – multivariable measurement (flow, density, temp). Space‐saving installation – no in/outlet run needs. Flow rates up to 150 kg/min (330 lb/min). Process pressure up to 350 bar (5080 psi). |
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| Transmitter features |
High flexibility in system integration – wide range of communication interfaces. Fast commissioning – preconfigured devices. Automatic recovery of data for servicing. Device in compact or remote version. Flexible outputs and Modbus RS485. |
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| 直徑 |
DN 8 to 25 (⅜ to 1") |
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| Wetted materials |
Measuring tube: 1.4435 (316L) Connection: 1.4404 (316) |
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| Measured variables |
Mass flow, density, temperature, volume flow, corrected volume flow, reference density |
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| 測量誤差 |
Mass flow: ±0.5 % of batch |
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| 量程 |
0 to 150 kg/min (0 to 330 lb/min) |
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| 壓力范圍 |
350 bar (5080 psi) |
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| 過程溫度 |
–50 to +150 °C (–58 to +302 °F) |
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| 環(huán)境溫度 |
Standard: –20 to +60 °C (–4 to +140 °F) Option: –40 to +60 °C (–40 to +140 °F) |
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| Sensor housing material |
1.4301 (304), corrosion resistant |
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| Transmitter housing material |
Powder‐coated die‐cast aluminium |
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| 電子插件的防護 |
IP67, type 4X enclosure. Remote transmitter: IP67, type 4X enclosure |
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| 顯示/操作 |
4‐line backlit display with touch control (operation from outside) Configuration via local display and operating tools possible |
|
| 輸出 |
4 modular outputs: 0‐20 mA (active)/4‐20 mA (active/passive) Pulse/frequency/switch output (passive), phase‐shifted pulse Relay |
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| 輸入 |
1 modular b: status |
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| 通信 |
HART, Modbus RS485 |
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| Power supply |
DC 16 to 62 V AC 85 to 260 V (45 to 65 Hz) AC 20 to 55 V (45 to 65 Hz) |
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| 防爆認證 |
ATEX, IECEx, NEC/CEC, NEPSI |
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| Other approvals and certificates |
3.1 material, calibration perbed on accredited calibration facilities (acc. to ISO/IEC 17025), custody transfer CRN |
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