tender for supply of rotational viscometer , viscometer , dynamic viscosity range: 15 mpa.s to 6m mpa.s, torque range (10% to 100%) : 0.00673 mnm to 0.0673 mnm torque resolution : ± 0.1 %of fsr (i.e. 0.0673 ?nm); fsr = full scale range = 100 % torque accuracy : ±1.0 % of fsr (i.e 0.673?nm); fsr = full scale range = 100 % torque repeatability : ±0.2%, speed range : 0.01 rpm to 250 rpm number of speeds : speed list with 18 standard speeds , 1 fixed custom speed c0 (200 rpm), freely selectable speeds within the speed range speed resolution : 0.01 rpm to 9.99 rpm: 0.01 rpm, 10 rpm to 59.9 rpm: 0.1 rpm , 60 rpm: 1 rpm spindle coupling : magnetic spindle coupling spindle recognition : instrument should automatically recognise spindle moc of spindle : ss 316 measurement modes : manual mode , stop at time, stop at torque/temperature/viscosity speed/time scan , all methods with: qc-limit function, user instructions user interface : 7 color touchscreen data storage : data memory (upto 999 measurements) print/export from data storage data transfer : pdf export, csv table, page printer (usb or network) temperature measurement : pt-100 temp probe speed/spindle selection mode : in stand-alone mode, the instrument should automatically run at different speeds to determine ideal speed needed to reach 80% torque. if torque cannot be reached with the attached spindle, the instrument should make spindle suggestions. compatibility for keyboard and mouse : it should be possible to connect wireless keyboard and mouse directly to the viscometer no of ports : there should be minimum three usb ports and one ethernet port in instrument measuring system sc4-18 : sample volume : = 7.0 ml, viscosity range : 1.5 to 30k din adaptor : required for measurement with a concentric cylinder (cc). double-gap (dg) measuring system calibration : viscosity standard for calibration should be included (range: 500 cp (mpa.s) warranty : one year