壓力交變（脈沖）試驗臺
適用范圍：
應用于指針式壓力表，壓力傳感器、差壓傳感器成品，彈簧管、壓力敏感元件的壓力交變（老化，時效）試驗，是完全按照國家和行業(yè)、企業(yè)相關(guān)標準設(shè)計、制造的工藝和檢測設(shè)備，廣泛應用于壓力儀表生產(chǎn)工廠、產(chǎn)品質(zhì)量檢驗所、科研院校等單位對各種壓力儀表的生產(chǎn)檢驗和開發(fā)研究。
參考執(zhí)行標準：
l GB/T1226 l GB/T1227 l GB-T15478
l CN ISO19879-05流體動力傳輸連接測試方法
主要技術(shù)參數(shù)：
l 試驗壓力 ： 0－120MPa
l 介質(zhì)溫度和環(huán)境溫度均為：常溫
l 測試工位：按需定制
l 壓力控制精度：5%F.S
l 脈沖頻率：o-1.5Hz
l 計時范圍 ： 0～10000h
l 動力源 ：AC380V 50Hz或0.8MPa驅(qū)動空氣
l 介質(zhì)：液壓油、水或空氣
l 波形：鋸齒波、三角波、梯形波、正弦波等
功能及特點：
l 由微機與可編成PLC控制器上下兩級控制系統(tǒng)組成，控制原理先進，采用獨立的控制單元，真正實現(xiàn)了模塊化控制，能夠**控制壓力的精度；
l 多路多工位，各路試驗可同時進行互不影響。實驗數(shù)據(jù)和圖形自動記錄并保存在計算機中；
l 電氣元件采用進口元器件，從控制原理和電氣元件的質(zhì)量上保證了試驗機的精度和穩(wěn)定性；
l 專用測試軟件成熟穩(wěn)定無缺陷，實時顯示壓力時間曲線、實時數(shù)據(jù)顯示、打印實驗報告、可與OFFICE辦公軟件兼容、可編程試驗報告，讓用戶可依據(jù)自己的特點設(shè)計編排；
l 本機具有超載保護功能，具有設(shè)備壓力標定功能；
l 試件破裂后壓力迅速下降，自動停止加壓，*大限度保證人身**；
l 可以為客戶單獨設(shè)計各種類型的工裝夾具；
l *多100個試驗工件，可根據(jù)試驗工件不同進行布局和擴充；
l 電腦記錄參數(shù)，試樣破損后自動停機，適合無人值守場合；
l 試驗箱開啟時，系統(tǒng)無法開啟，以保證操作為員的**；
l 泵閥柜與控制箱分離，水電分離。
Pressure alternating (pulse) test rig
Applicable scope:
Applied to the pointer type pressure meter, pressure sensor, pressure sensor finished, spring pipe, pressure sensitive element of alternating pressure (aging, aging test, is completely in accordance with national and industry, enterprise standards for the design, manufacturing technology and testing equipment, widely used in pressure instrument factory production, product quality inspection, scientific research institutions etc. units of various types of pressure instrument to control the production and development research.
Reference standard:
GB/T1226 L GB/T1227 L GB-T15478 L
CN ISO19879-05 l fluid power transmission connection test method
Main technical parameters:
L test pressure: 0120MPa
L medium temperature and ambient temperature are as follows:
L test station: according to the need to customize
L pressure control accuracy: 5%F.S
L pulse frequency: o-1.5Hz
L time range: 0 ~ 10000h
L power source 50Hz:AC380V or 0.8MPa drive air
L medium: hydraulic oil, water or air
L waveform: saw, triangle wave, triangle wave, trapezoidal wave, sine wave, etc.
Function and characteristics:
L composed of microcomputer and can be compiled on the PLC controller under two level control system, advanced control principle, the independent control unit, and truly realize the modular control, it can accurately control the pressure accuracy;
L multi station multi station, the test can be carried out at the same time each other. Experimental data and graphics are automatically recorded and stored in a computer;
L electrical components adopt imported components, from the control principle and the quality of the electrical components to ensure the accuracy and stability of the testing machine;
L special test software of mature and stable defect free, real-time display pressure time curve, real-time data display, print test reports, compatibility with office software and programmable test reports, so that the user can according to their own characteristics of layout design;
L This machine has the function of overload protection, which has the function of pressure calibration;
After the rupture of the L specimen, the pressure drops quickly, and automatically stops the pressure;
L can design various types of fixtures for customers;
L up to 100 test pieces, can be based on different parts of the test layout and expansion;
L computer record parameters, the specimen is damaged after the automatic stop, suitable for unattended occasions;
L test box is opened, the system can not be opened, to ensure the safety of the operator;
L valve cabinet and control box separation, water and electricity separation.
