built in 1000v sweep voltage source

{"cid":"91217181","title":"Tektronix 370B and 371B Programmable Curve Tracers with High-resolution DC Parametric Measurements and High Voltage Current Sourcing","imgUrl":"https:\/\/img.chinax.com\/nimg\/f5\/f8\/059fdea4cb7211414d764b1d5a38-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Tektronix","Model Number":"370B, 371B","Minimum Order Quantity":"1 set","Delivery Time":"1~3 Working Days","Certification":"ISO17025","Place of Origin":"U.S.A","Payment Terms":"T\/T\uff0cWestern Union","Supply Ability":"In Stock","Packaging Details":"Carton","brand":"Tektronix","module name":"370B, 371B","resolution":"1 pA or 2 \u00b5V, 3,000 V or 400 A","Drive Stores":"1.44 MB"}}

{"cid":"91200384","title":"DC Dual Circuits Monitoring DIN Rail Energy Meter DJSF1352-RN","imgUrl":"https:\/\/img.chinax.com\/nimg\/42\/bc\/54fba34a8fe07991cc36ecace170-200x200-1.jpg","attrs":{"Brand Name":"Acrel","Model Number":"DJSF1352-RN","Minimum Order Quantity":"1","Delivery Time":"5-8 work days","Certification":"UL","Place of Origin":"CHINA","Payment Terms":"T\/T","Dimension":"90*88*53mm","Measurement Range":"0-9999kWh","Measure":"KWH Voltage Current Power","Measurement":"1-circuit DC kWh, kVarh, U, I, P","Nominal Value":"DC 0-1000V","Accuracy Class":"Class 1","Voltage Rating":"0~1000V DC","Certifications":"CE, RoHS","Frequency":"45~65Hz","Dimensions":"90mm x 72mm x 65mm","Analog Input":"PT100,DC4-20ma or DC0-10V","Accuracy":"Class 1.0","Input Frequency":"45~60Hz","Rated Voltage":"1000V DC","Input Consumption":"Voltage: \u22640.2VA current \u22640.1VA"}}