CHECK.LINE｜美国CHECK.LINE转速表Model CDT-1000HDType: Non-Contact only Tachometer Measuring Range:1.00 - 99999 rpm Display Type: LCD Housing Material: Plastic with rubber protective shell Warranty: 1 years Model CDT-2000HDType: Combination Contact & Non-Contact Tachometer Measuring Range:Non-Contact - 1.00 99999 rpmContact - 1.00 19999 rpm Display Type: LCD Housing Material: Plastic with rubber protective shellWarranty: 1 years Model PLT-5000 Type:Combination Contact & NonContact Tachometer Measuring Range:Non-Contact - 1.00 - 99999 rpmContact - 1.00 - 25000 rpm Display Type: LCD Housing Material: Plastic Warranty: 1 yearModel DT-105A - DT-107A Type: Contact only Tachometer Measuring Range:Contact - 0.10 - 25000 rpm Display Type: LCD or LED Housing Material: metal Warranty: 1 yearModel DT-205L - DT-207LType: Combination Contact & Non-Contact Tachometer Measuring Range:Non-Contact - 1.00 - 99999 rpmContact - 1.00 - 25000 rpm Display Type: LCD or LED Housing Material: metal Warranty: 1 yearModel DT-209XType: Combination Contact & Non-Contact Tachometer with USB Data Output Measuring Range:Non-Contact - 1.00 - 99999 rpmContact - 1.00 - 25000 rpm Display Type: LCD Housing Material: metal Warranty: 1 yearModel YSL-2000HDType: Yarn SPEED & LENGTH meter Free NIST Certification and 5Year WarrantyModel DLM-107A Type: Digital Length Meter Display readings in feet or meters