壓力交變（脈沖）試驗(yàn)臺(tái)
適用范圍：
應(yīng)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(shí)效）試驗(yàn)，是完全按照國(guó)家和行業(yè)、企業(yè)相關(guān)標(biāo)準(zhǔn)設(shè)計(jì)、制造的工藝和檢測(cè)設(shè)備，廣泛應(yīng)用于壓力儀表生產(chǎn)工廠、產(chǎn)品質(zhì)量檢驗(yàn)所、科研院校等單位對(duì)各種壓力儀表的生產(chǎn)檢驗(yàn)和開發(fā)研究。
參考執(zhí)行標(biāo)準(zhǔn)：
l GB/T1226 l GB/T1227 l GB-T15478
l CN ISO19879-05流體動(dòng)力傳輸連接測(cè)試方法
主要技術(shù)參數(shù)：
l 試驗(yàn)壓力 ： 0－120MPa
l 介質(zhì)溫度和環(huán)境溫度均為：常溫
l 測(cè)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(jì)時(shí)范圍 ： 0～10000h
l 動(dòng)力源 ：AC380V 50Hz或0.8MPa驅(qū)動(dòng)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(diǎn)：
l 由微機(jī)與可編成PLC控制器上下兩級(jí)控制系統(tǒng)組成，控制原理先進(jìn)，采用獨(dú)立的控制單元，真正實(shí)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(yàn)可同時(shí)進(jìn)行互不影響。實(shí)驗(yàn)數(shù)據(jù)和圖形自動(dòng)記錄并保存在計(jì)算機(jī)中；
l 電氣元件采用進(jìn)口元器件，從控制原理和電氣元件的質(zhì)量上保證了試驗(yàn)機(jī)的精度和穩(wěn)定性；
l 專用測(cè)試軟件成熟穩(wěn)定無(wú)缺陷，實(shí)時(shí)顯示壓力時(shí)間曲線、實(shí)時(shí)數(shù)據(jù)顯示、打印實(shí)驗(yàn)報(bào)告、可與OFFICE辦公軟件兼容、可編程試驗(yàn)報(bào)告，讓用戶可依據(jù)自己的特點(diǎn)設(shè)計(jì)編排；
l 本機(jī)具有超載保護(hù)功能，具有設(shè)備壓力標(biāo)定功能；
l 試件破裂后壓力迅速下降，自動(dòng)停止加壓，*大限度保證人身**；
l 可以為客戶單獨(dú)設(shè)計(jì)各種類型的工裝夾具；
l *多100個(gè)試驗(yàn)工件，可根據(jù)試驗(yàn)工件不同進(jìn)行布局和擴(kuò)充；
l 電腦記錄參數(shù)，試樣破損后自動(dòng)停機(jī)，適合無(wú)人值守場(chǎng)合；
l 試驗(yàn)箱開啟時(shí)，系統(tǒng)無(wú)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.
