產品特點  Tester Features

1、NALC型氣體繼電器檢測臺，采用新的嵌入式系統控制技術，綜合用戶的實際需求而推出的新一代氣體繼電器試驗檢測系統。本系統采用了油泵—流量計連續測量方法，可分別對φ25、φ50、φ80毫米管徑的國內外氣體繼電器的流速、容積和密封進行檢測，且實驗過程無須人工參與。

2、嵌入的PC系統，采用全彩觸摸顯示器，可簡單直觀的對系統進行流速、容積、密封試驗的相關操作，并同時編輯打印相關檢測，且可以保存數據以便隨時調閱和打印。由于采用嵌入式設計，由PC控制，操作界面友好，整機自動化程度高等特點。

產品結構

1、結構特點

（1）外部機柜采用冷扎板折邊成型工藝制造，外形尺寸2400×650×1570mm(長×寬×高)，整機總重170kg；

（2）夾緊器采用螺桿棘輪方式夾緊被試件；

（3）油箱采用非承壓式結構，側面設有油位計；

（4）在被試件的安裝位置處設有防護罩；

2、電氣及控制系統

（1）工作環境：－10~＋50℃，相對濕度<85%；

（2）電氣主線路采用AC380V，總功率11KW；

（3）油泵電機采用AC380V，功率5.5KW；

（4）電動執行元件采用AC220V/DC24V電源控制，功率0.25KW；

（5）控制系統采用AC220V/DC24V電源控制，功率0.25KW；

（6）油加熱器：AC220V,功率5KW；

（7）采用19寸全彩觸摸顯示器，中英文圖形顯示，操作過程由系統自動完成，無需人工干預；

（8）采用虛擬投影鍵鼠。此技術為二維投影成像，在觸屏前方的工作臺面上，投影出一個紅色與標鍵盤大小一致的虛擬投影鍵盤，操作人員可用此鍵盤對試驗內容進行編輯。操作人員還可通過此鍵盤快捷鍵，完成鍵盤和鼠標的切換，并通過虛擬鍵盤上的快捷鍵關閉投影鍵鼠，再通過固定手勢打開。

（9）嵌入PC系統可直觀的對重瓦斯流速、輕瓦斯容積、密封檢測的單項和綜合項目進行操作，并同時編輯打印試驗；

（10）PC系統內安裝由我公司自主開發，具有完全知識產權的測量控制軟件，并且可實施網絡遠程系統升級和維護。

（11）遠程技術支持：如現場操作人員需要技術支持，設備只需接入外圍網絡，遠程端技術人員即可對設備進行遠程操控及設備軟件升級。

主要技術性能

1、測量范圍

（1）重瓦斯流速檢測

     φ25毫米管徑的流速范圍：0.6~3.9m/s；

     φ50毫米管徑的流速范圍：0.6~3.0m/s；

     φ80毫米管徑的流速范圍：0.6~2.0m/s。

（2）輕瓦斯容積檢測

     檢測范圍：0~950ml。

（3）密封檢測壓力及時間范圍

     密封檢測壓力范圍：0~250KPa；

     密封檢測時間范圍：0~60min。

2、

（1）流速檢測：1.5級【廠標1.0級】；

（2）流量計：0.5級【廠標0.2級】；

（3）重瓦斯流速重復檢測誤差：

     φ25毫米管徑的流速±0.05m/s【廠標±0.04m/s】；

     φ50毫米管徑的流速±0.04m/s【廠標±0.03m/s】；

     φ80毫米管徑的流速±0.02m/s【廠標±0.02m/s】。

（4）重瓦斯流速顯示位數：0.00m/s；

（5）輕瓦斯容積重復檢測誤差：±10ml；

（6）輕瓦斯容積顯示位數：0.00ml;

（7）密封重復檢測誤差：±2.5Kpa；

（8）密封顯示位數：0.00Kpa。

Features Tester Features

1, NALC type automatic gas relay test bed, using the latest embedded system control technology, integrated user's actual needs and introduced a new generation of gas relay test detection system. The system uses oil pump - flow meter continuous measurement method, respectively φ25, φ50, φ80 mm diameter gas relay at home and abroad flow rate, volume and seal detection, and the experimental process without human intervention.

2, embedded PC system, the use of full-color touch display, the system can be simple and intuitive flow rate, volume, seal test-related operations, and edit the relevant test report printing, and can save the data at any time to access and print. As a result of embedded design, controlled by the PC, user-friendly, high degree of automation.

Product structure

1, the structural characteristics

(1) The external cabinet is made of cold rolling board, with the dimensions of 2400 × 650 × 1570mm (length × width × height), the total weight of the whole machine is 170kg;

(2) clamping device using a screw ratchet way to clamp the specimen;

(3) the tank is non-pressure structure, the side with a level gauge;

(4) A protective cover is provided at the installation position of the test piece;

2, electrical and control systems

(1) the working environment: -10 ~ +50 ℃, relative humidity <85%;

(2) The main electric circuit adopts AC380V, the total power is 11KW;

(3) oil pump motor with AC380V, power 5.5KW;

(4) electric actuators AC220V / DC24V power control, power 0.25KW;

(5) control system uses AC220V / DC24V power control, power 0.25KW;

(6) oil heater: AC220V, power 5KW;

(7) with 19-inch full-color touch display, full Chinese and English graphic display, the process automatically by the system, without human intervention;

(8) the use of virtual projection mouse and keyboard. This technology for the two-dimensional projection imaging, in front of the touch screen work surface, the projection of a red and the size of the keyboard consistent with the virtual projection keyboard, the operator can use the keyboard to edit the contents of the test report. Operators can also use this keyboard shortcut to complete the keyboard and mouse to switch, and through the shortcut keys on the virtual keyboard to close the projector mouse and keyboard, and then open the fixed gesture.

(9) embedded PC system can be intuitive on the heavy gas flow, light gas volume, seal detection of individual and integrated projects to operate, and at the same time edit the print test report;

(10) PC system installed by our own independent development, with full intellectual property rights of professional measurement and control software, and can implement network remote system upgrades and maintenance.

(11) Remote technical support: If the site operator needs technical support, the equipment only needs access to the peripheral network, and the remote end technical personnel can remotely control the equipment and upgrade the equipment software.

Main technical performance

1, the measurement range

(1) heavy gas flow detection

     Φ25 mm diameter of the flow rate range: 0.6 ~ 3.9m / s;

     Φ50 mm diameter of the flow rate range: 0.6 ~ 3.0m / s;

     Φ80 mm diameter of the flow rate range: 0.6 ~ 2.0m / s.

(2) light gas volume detection

     Detection range: 0 ~ 950ml.

(3) seal detection pressure and time range

     Seal detection pressure range: 0 ~ 250KPa;

     Seal detection time range: 0 ~ 60min.

2, precision

(1) flow rate detection accuracy: 1.5 [factory standard 1.0];

(2) flow meter accuracy: 0.5 [factory standard 0.2];

(3) repeated gas flow rate detection error:

     Φ25 mm diameter of the flow rate ± 0.05m / s 【Factory standard ± 0.04m / s】;

     Φ50 mm diameter of the flow rate ± 0.04m / s 【Factory standard ± 0.03m / s】;

     Φ80 mm diameter of the flow rate ± 0.02m / s 【factory standard ± 0.02m / s】.

(4) the number of heavy gas flow display digits: 0.00m / s;

(5) light gas volume repeat detection error: ± 10ml;

(6) light gas volume display digits: 0.00ml;

(7) Seal repeat detection error: ± 2.5Kpa;

(8) Sealed display digits: 0.00Kpa.