Standard Group Furnace Thermocouple and Thermal Resistance Verification System DTZ-02G
Product Features
simultaneously control 1 to 10 thermocouple verification furnaces, and can simultaneously verify 10 to 100 standard thermocouples / noble metal thermocouples with different index numbers.
No manual intervention is required during the verification process.
The advanced expert PID algorithm is adopted to effectively prevent overshoot during temperature control.
The software runs independently. It is compatible with low-temperature thermostats and thermostatic oil baths.
The system has a mixed verification function.
The ITS90 international temperature scale conversion software can be provided.
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Product Description
DTZ-02G standard group furnace thermocouple and thermal resistance verification system is mainly used to automatically verify / calibrate various standard thermocouples. The system completes the deep optimization of the underlying device communication mechanism through hardware design adjustment and software architecture upgrade control 1-10 verification furnaces, each verification furnace can verify 1-10 thermocouples at a time, which can meet the requirements of verification of large batch of standard thermocouples in a short time. The system adopts a number of technological innovations of the company, and its software and hardware are independently developed by the company and have completely independent intellectual property rights.
Product features
1. The verification system can be used for automatic verification / calibration of standard thermocouples / noble metal thermocouples with different index numbers of S, R and B.
2. The system can simultaneously control 1 to 10 thermocouple verification furnaces, and can simultaneously verify 10 to 100 standard thermocouples / noble metal thermocouples with different index numbers.
3. No manual intervention is required during the verification process. Realize the complete automation of functions such as controlling temperature, data detection, data processing, generating various verification reports, storage and database management during the verification process.
4. The temperature control system adopts imported intelligent PID regulator with RS485 communication function as the temperature controller. The advanced expert PID algorithm is adopted to effectively prevent overshoot during temperature control.
5. The software runs independently. It is compatible with low-temperature thermostats and thermostatic oil baths. Thermocouples with different indexing numbers are used for normal communication, control, and collection during the verification process.
6. The system has a mixed verification function, which can realize the mixed verification of standard thermocouples with different index numbers in the same furnace.
7. The ITS90 international temperature scale conversion software can be provided: through the mobile phone APP, universal thermocouples, industrial thermal resistances, standard platinum resistances, and temperature transmitters can be easily converted into electricity values and temperatures; the PC can realize the conversion of temperature units; Working thermocouple (including WRe3 and WRe5) temperature value and electric potential value conversion, and can calculate differential thermoelectric potential; industrial thermal resistance temperature value and resistance value conversion, and can calculate differential thermal resistance; according to standard certificate calculation standard couple 300 -The potential value of 1300 degrees celsius and the conversion of the potential value and the temperature value within the range; according to the standard certificate value, the standard thermal resistance is calculated from the resistance value or the temperature value; the wet and dry bulb humidity conversion; heat transfer coefficient conversion; Conversion of heat transfer speed; conversion of power unit, pressure unit, diffusion coefficient, length unit, area unit, surface tension, speed unit, force unit, dynamic viscosity, kinematic viscosity, energy unit.
The verification system meets the requirements of relevant regulations such as JJF1098-2003 "Calibration Specification for Thermocouple and Thermal Resistance Automatic Measurement System".
Technical indicators
■Parasitic potential of multi-channel scanning switch:≤0.2μV
■Data collection difference among channels:≤1μV2mΩ
■Measuring repeatability:≤1.0μV3mΩ
■Thermostatic performance of thermocouple verification furnace:Constant temperature≤0.5℃/6min
■Measurement≤0.1℃/min
■thermostatic oil bath and thermostatic water bath thermostatic performance:Constant temperature≤0.02℃/10min
■Measurement≤0.01℃/min
■Compensation range of thermocouple reference end:0℃to 50℃Resolution:0.01℃
System characteristics
■Mechatronics structure,special low-potential switch,the switch is driven by stepper motor,with high reliability and service life of more than 10 years.
■Excellent switching performance and stable parasitic potential.After the multi-chip switch is combined by the circuit,the total parasitic potential can be guaranteed to not exceed 0.2μV for a long time.
■The thermostatic temperature control parameters are fully open to customers.It can set up thermostatic control of as many as 10 thermocouple verification furnaces of different models.The regional thermostatic control parameters enable thermostatic equipment to be in the best matching status at any temperature point within the working temperature range.
■It supports upper computer remote self-tuning of PID parameters,which enables customers to finish the self-tuning of thermostatic parameters easily.It can also support customers to modify and update instrument PID parameters in upper computer,so as to ensure the best thermostatic control effect of the system.
■It can control temperature automatically and collect testing data automatically on every thermocouple verification furnace.process data,print verification record and certificate data and save history record according to the calculation method stipulated by verification regulations.It can finish the continuous verification of every temperature point of every verification furnace without the need of manual intervention.
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