tecal portable dri-block® calibrators Tecal 425S/H These calibrators use large aluminium Heater blocks to give fast heating and cooling rates which provide high accuracy, uniformity and stability up to 425°C. S Version: Set required Temperature and Calibrate H Version: Set required Temperature and Calibrate also programmable for switch test and ramp rate etc. Both 425 models are equipped with a large fan in order to quickly cool the blocks to 20 degrees above ambient. Suitable for many applications in both the field and laboratory . Technical Specification Minimum temperature Maximum temperature Temperature accuracy in measuring zone Temperature uniformity in measuring zone Measuring zone Temperature stability after 10min Display resolution Heating rate, 20°C to 400°C ( 230/120v ) Cooling rate, 400°C to 100°C Programmable ramp rate, °C/min Switch test Fan cooling Comms port, 9 way D type Weight, kg Dimensions H x W x D, mm 1 20°C above ambient 425°C ±0.3°C ±0.2°C1 0 to 50mm from base of well ±0.05°C 0.1°C 15 minutes 25 minutes 0.1 to 10, on H version on H version Automatic Full bi-directional RS-232 9.2(S), 9.6(H) 285 x 190 x 426 See page 9 for full range of inserts available. Ordering Information Product Model Voltage Hz Watts Code FDB425SD FDB425SP FDB425SY FDB425HD FDB425HP FDB425HY TECAL 425S TECAL 425S TECAL 425S TECAL 425H TECAL 425H TECAL 425H Accessories The Cooling Probe can beused to rapidly cool the insert – chilled water passes through the probe that fits inserts with 10mm ø hole or larger. Product Model Code FDB00CP FCALCASE Cooling Probe for 425,650,700X Hard Carry case for Tecal H and S models