supply of molten metal temperature digital indicator. , molten metal temperature digital indicator with transmitter.specification- 1. auxiliary input supply: 230 vac, +/- 15%, 50/60hz. 2. input signal: disposable thermocouple k,r,s and b type.(factory set stype t/c). 3. design: microprocessor/microcontroller based design. 4. application: temperature measure ment for molten metal through disposable thermocouple. 5. range: full positive range of the selected input s type: 0 to 1768 degree c. 6. accuracy: within 0.1% of the range, including coldjunction compensation. 7. resolution: 1 deg c (factory set to degc). 8. cold junction compensation: automatic, built in sensor from 10 degree c to 60 degree c.9. display: 4 digit, height: 2 inch & seven segment red led display.10. measure ment time: 2 to 9 seconds (user programmable). 11. plateau detection: 0.1 deg to 99 deg c (user program mable). 12. indication: led/pilot lamp at front panel for various functions. 13. audio/visual indications: for thermocouple continuity, measurement in progress and measurement completed using the built in indicato r andhooter. 14. retransmission output: 4-20ma (analogue, scalable) proportional to the measured temper ature, load resistance max 600 ohms. 15. relay output: four relays , potential free contacts for driving re mote audio & visual indicator. relay contacts are rated for 5a @ 230 vac. 16. data storage: readings of m easurements are stored in thememory, which can be retrieved on demand at instrumentand computer. 17. communication/interfacing: serial communication rs 485 - 2 wire for remote display & computer interface through usb. required software to be supplied along with the equipment. 18. communication port: etherne t - rj45, (rj45 port shall be provided within the equipment). 19. operating condition: ambient temperature up to 50 degree c, steel foundry & dust environment. 20.enclosure: fabricated with sheet metal (crca) sh eet, minthickness of 18/20 swg, single door with locking, dust freeconfirming to ip 51 class, for portability one handle to beprovided on the top of the instrument. 21. painting: metallic powder coated gray color. 22. size: 340(w) x 300(h) x 200(d) mm +/- 25 mm. 23. mounting: wall mounting key holes and can be placed on a flat platform. 24. makes: m/s libratherm/ m/s heaeus exactly equivalent of any other make. 25. equip ment calibration certificate shall be along with the instrument.26. the supply shall have provision for user calibration facility at site. [ warranty period: 30 months after the date of delivery ] ]