bids are invited for boq item 10: m9456125381 level sw/tx: radar: 0- 1600mm - transmitter, level type : guided wave radar,2 wire loop powered output signal : 4 to 20 ma dc range : 1600 mm power supply : 24 vdc (+/- 10%) size, end connection : 1 or 1/2 in bsp male threaded mounting : top mounting material, sensing element : stainless steel detailed technical specification: 1)type: guided wave radar based level transmitter 2) application: oil/oil-vapour mixture for lube oil and control fluid level measurement 3) power supply:24 vdc +/-10% 4) output signal:4-20ma dc loop powered 2 wire system, hart compatible 5) housing: weatherproof as per ip66 (or better) metallic housing with durable corrosion resistence coating. 6) mounting: top mounting 7) over spill protection: provided 8) length of the probe:1600 mm 9) calibration measuring range:1500 mm from top 10) accuracy: +/- 5 mm or better 11) resolution: +/- 1 mm or better 12) operating temperature:0 to +150 deg c 13) environment temperature: up to 60 deg c 14) min/max operating pressure: -1 to 7 bar or better 15) probe: coaxial probe, material ss316/ss316l 16) load impedance:250 ohms (minimum) 17) sealing: viton sealing 18) local display indicator: digital display with keypad (transmitter calibration and configuration to be done through keypad as well as through handheld hart calibrator. 19) process connection: 1 in bsp (m) threaded/1 1/2 in bsp(m) threaded 20) electromagnetic compatibility: shall meet en 61326-1 (1997) and amdt1, class a equipment/en 50081-2 & en 50081-2 & en 50082-2. 21) interference: there should not be any interference from adjacent probes and tank wall. 22) no hazardous area certificate: required (guided wave radar level measurement required for oil level measurement.the microwave pulses do not have any adverse effect (fire hazardous etc.) over specified oil. 23) erection & commission: supervision of erection/ installation of level sensor /transmitter should be done by party. total quantity : 6