supply of 4 digital temperature display , 4 digital temperature display with following description: 1) process value: 4 four digit seven segment red led 2) status indication: 4 red leds for (alarm and tx/rx) 3) accuracy: +-0.1% of fs +-1digit 4) keys:menu, enter, increase, decrease 5) supply voltage: 85 -265vac/125-300vdc 6) m aximum voltage:20vdc 7) enclosure protection:ip:20 8) mounting: panel mounting 9) enclosure mater al: metal body ms powder coated paint 10) dimensions: 440x175x70mm (wxhxd) 11) panel cut out:4 44x175mm (+0.8mm) 12) input type: thermocouple (e,j,k,t,b,r,s) rtd(pt100), current, voltage, resis tance 13) relays:2nos 14) type:single change over 15) retransmission output: current:4-20ma, volta ge:0-10v, accracy:0.25% of fs 16) transmitter power supply: 24v dc 17) standard accessories: 2 nos clamp, 2 nos handle for mounting 18) operating temperature:0-55deg c 19) serial(rs485) pv write fac ility range:1999 to 9999 20) interface:rs485 ( 2 wire) 21) protocol: modbus-rtu 22) baud rate:4800, 9 600, 19200, 38400 similar to model no: 409-41n-c-n-n-n-wo of m/s masibus specific requirement: 1) warranty: 18 months from the date of supply and 12 months from the date of commissioning which ever is earlier [ warranty period: 18 months after the date of delivery ] ]