Product Functions
→ This standard force machine adopts one set of standard force instrument with higher accuracy than the verified and calibrated force measuring instrument as reference standard. It is connected in series with the tested force gauge and applies force values to realize metering, control, verification and calibration. → Applicable to the verification and calibration of various load-bearing sensors and resistance strain force sensors. → Used for verifying and calibrating wire strain gauges, foil strain gauges, thin-film strain sensors, strain tube sensors, strain beam sensors and combined load sensors. → Conduct verification and calibration for working force measuring equipment such as force rings and dynamometers. → Complete verification and calibration of special force testing equipment including compression testers and particle strength testers of various specifications and accuracy grades. → Realize inspection and calibration of other special force measuring devices. → Serve the development, production and application of various weighing sensors (static mass) and pressure load sensors in metrological inspection, industrial production, water conservancy and hydropower, railway transportation, intelligent construction, aerospace, military scientific research, petrochemical industry, machinery and metallurgy, oil pipeline engineering, electric power and electrical appliances, shipbuilding and other fields. → The control system automatically collects and records the output data of tested force instruments, and completes inspection and calibration point by point.
Key Features
→ The HRJ Electronic Loading Superposition Standard Force Machine is composed of load frame, standard force measurement sensor and measurement & control system. → Equipped with precise backlash-free ball screws. The gantry-type load frame features high rigidity and excellent stability, and its overall dimensions are customizable. → High-precision standard force sensors with wide linear range and outstanding stability guarantee precise measurement and control. → The servo measurement and control system delivers high precision, high efficiency, low noise and rapid response to realize automatic test control. → Adopts ergonomic design for favorable human-machine matching in line with the human-machine-environment system, ensuring high efficiency, operational health, comfort and safety. → Built-in fully digital closed-loop, multi-channel and multi-functional HRJ-Test control software for standard force machines with user-friendly operation. It supports testing per numerous domestic and international standards including GB, GJB, ISO, JIS, ASTM, DIN, BS, NF, EN, AS, NBR, IEC, GOST, CNS and APA; an English-language version can be customized. → Supports multiple control modes including automatic load application and holding, cyclic control and self-programming control. → Allows test process playback, secondary data analysis, multi-curve superposition, zooming, comparison, traversal and automatic full-scale adjustment. → Flexible report output in Excel and Word formats, with functions of selection, designation, sorting, separate printing and combined printing. → The control software is developed with modular open programming architecture and personalized customizable design for adjustable parameters. → Equipped with complete standard functional modules: permission management module, test control module, data analysis module, data query module, data output module, etc. → Supports switching among various force units (N, kN, kg, T, etc.). → The circuit board applies optoelectronic isolation design to achieve strong anti-interference capacity. → Comes with network database management and supports direct connection with multiple network-connected enterprises. → Comprehensive safety protections including overload, overcurrent and overvoltage protection, automatic protection after test completion, and emergency stop protection.
Key Specifications:
→ Maximum load capacity: 600 kN; measuring range: 10%～100% FS; load resolution ≤0.001% FS; accuracy class: 0.02 → Sensitivity limit r ≤0.03%; force repeatability R ≤0.03% FS; force indication error S ≤0.02% FS → Load fluctuation within 30 seconds: 0.015% FS; minimum load holding duration ≥30 min; load loading rate: 0.05～8.0 kN/s → Effective span of load frame: 800×800 mm (customizable); distance between upper and lower compression platens: 800 mm (customizable) → Crosshead moving speed: 0.001～100 mm/min → Power supply: AC 380 V±10%, 50 Hz (reliable earthing required); rated power ≈3.0 kW → Overall dimensions of load frame (L×W×H): approx. 1530×850×2300 mm; total weight ≈3 t Industry Term Specification (Consistent with force standard machine industry standards)
