... and by wareform. According to crest factor, K factor, THFF etc., the user can analyze ... and EN 61010-1:2001 and RoHS Directive 2002/95/EC. - Communication and programming via optical interface ... pulse output- /C: Communication RS485 (Modbus-RTU)- /K: Logic input (DI) 4 drying contact inputs, with ... a linear load (no harmonics). The higher the K-factor, the greater the harmonic heating effects. - ...