Introduction: HR-A4 microcomputer ash melting point tester and silicon carbide high temperature furnace supporting the use of. Is the laboratory of coal ash melting determination of intelligent instruments. The instrument in strict accordance with the relevant provisions of the national standard automatic completion of coal ash melting determination. Can also be a certain range of control parameters to select and modify, in addition, also has a self-set timing thermostat program and standard RS232 communication function. Technical indicators: 1, the control mode: to single-chip as the core, automatic calibration measurement and heating rate, automatic phase-shift trigger thyristor closed-loop control of heating current. 2, temperature range: 0-1600 ℃, resolution 1 ℃, with S-type thermocouple. 3, the time range: 0-999min, resolution 1min (less than 10min for 1s) 4, heating rate: 900 ℃ before, 15-20 / min (can choose). After 900 ° C, 5 ± 1 ° C / min (optional). 5, temperature error: ± 3 ℃. 6, timing error: less than 1s / h 7, control voltage: 220V ± 10% 50Hz. 8, the control current: maximum 30A. 9, the instrument power: 10W. Furnace power: up to 4Kw 10, instrument size: 305 × 120 × 390mm. 11, the use of the environment: temperature 0-40 ℃, relative humidity of not more than 80%. 12, work: continuous.
Introduction: HR-A4 microcomputer ash melting point tester and silicon carbide high temperature furnace supporting the use of. Is the laboratory of coal ash melting determination of intelligent instruments. The instrument in strict accordance with the relevant provisions of the national standard automatic completion of coal ash melting determination. Can also be a certain range of control parameters to select and modify, in addition, also has a self-set timing thermostat program and standard RS232 communication function.
