PASS ISO 9001 certification 1. Auto record 2.Big LCD screen 3.Recorded data 1-60000 data 4.Interface RS-485 Characteristic:1, Compact and handsome volume that can set parameters on the mainframe, also canbe connected with computer .2, Large-screen LCD, guiding operational procedures3, With the exception of automatically recorded, can also be manually record, openand stop4, A powerful data ...