WA-2000KE微機控制電液比例伺服試驗機可作拉伸，壓縮，彎曲，剪切，剝離，，低周循環，蠕變等復雜試驗，對金屬材料，建筑材料，水泥構件，混凝土等其它非金屬材料以及構件，制成品進行力學性能和工藝性能的測試和分析研究。該機型為下置油缸并配有液壓自動夾具，解決了夾持試樣打滑的問題和大大減輕了操作人員的勞動強度。

The microcomputer control electrohydraulic proportional servo universal test machine can make tensile, compression, bending, cutting, stripping, rent, low weekly cycle, such complex test, metalmaterials, construction materials, component cement, concrete and other non-metallic materials and components, manufactured goods, the mechanical performance and process performance testing and ysis research. This model is underneath the hydraulic oil cylinder and equipped with automatic fixtures, fundamentally solve the problem of slide of the clamping and greatly reduce the labor intensity of the operators.

二，主要技術指標 the main technical indexes：

1、             試驗力  the biggest test of power：2000kN

2、            測量范圍the effective measurement range（%）：1-100（FS）

3、  測力示值準確度force measurement accuracy and value（%）：

≤&plun;1.0/0.5

4、試驗跨度effective test span（mm）: 700

5、試驗間距the effective distance test（mm）: 拉伸600/壓縮720

6、 活塞行程 piston stroke（mm）：250

7、位移示值準確度displacement value and accuracy（%）：2-100(FS)引伸計標距extension project from standard：

25/50/100可選optional

8、變形測量范圍deformation measurement range（%）：≤&plun;0.5

9、變形示值準確度 deformation and value accuracy（%）：≤&plun;1.0

10、載荷等速率調整范圍load rate adjustment range：0.1-10%FS/S

11、變形等速率調整范圍deformation rate adjustment range：0.1-10%FS/S

12、位移等速率調整范圍such as displacement rate adjustment range：0.5-50mm/min

三、主要功能 the main function：

該機型配用GT-E20電液伺服測控系統，采用BB, AD, Atmel等集成器件，實現全數字化設計精密儀表放大器和24位高模數轉換，采用的數字電液比例伺服閥作為控制元件。具有污能力強，干擾能力強，質量，性能穩定的顯著行色，可實現長期無故障運行。結合采集，處理，繪制曲線及打印曲線等功能；能實現自動恒速加載，恒速位移，恒速變形閉環控制以及自動恒載荷，恒位移，恒變形閉環控制；采用PID和的模糊控制算法；無級調速，應力，變形，位移等控制方式可在試驗過程中任意切換；可以滿足GB,ISO,AS,JISK等多種試驗方法及標準。試驗過程電腦屏幕可動態顯示和切換顯示各種試驗曲線。可繪制應力-應變曲線，力-伸長曲線，力-時間曲線，變形-時間曲線，位移-時間曲線；實現多種顏色曲線方便對比，并可選取試驗曲線上的任意段進行區域放大分析，能進行單根或成組試樣試驗。具有載自動保護等多種功能。

The machine is used with GT-E20 electro-hydraulic servo control system, all use BB, AD, Atmel etc famous brand integration device import, and realize the full dial design precision instrument amplifier and 24 a high precision modulus conversion, and the use of advanced dial electro-hydraulic proportional servo valve control components as. Has the corrupt capability is strong, strong anti-interference, reliable quality, performance and stability of significant an enormous, can achieve the long trouble-free operation. Combined with acquisition, processing, draw curve and print curve report and other functions; To achieve automatic constant speed loading, constant speed displacement, constant speed closed-loop control and automatic deformation constant load, constant displacement, constant deformation closed-loop control; PID and advanced the fuzzy control algorithm; Stepless speed regulation, the stress, deformation and displacement control mode can in the study of arbitrary switching; Can meet the GB, ISO, AS, JISK and so on many kinds of test methods and standards. The test process computer screen and switch can be dynamic display show various test curve. Can map the stress-strain curve, and the force-elongation curve, and the force-time curve, deformation-time curve, displacement-time curves; Achieve a variety of color contrast curve convenient, and can select test curve of any period of regional amplification ysis, single or group sample to test. Has the overload automatic protection and other functions.