Circular Paper Chart, Compatible with Manufacturer Model Number CO2X, ESX, PR8, PRPR8, PRXA, TH8, THDX, Compatible with Series Universal, Lowest Generic Number Recorded 0, Minimum DC Current Measurement Not Applicable, Product Type Circular Paper Chart, Strip Chart Length Not Applicable, Grid Color Black, Increment of Variation 50, Strip Chart Width Not Applicable, Highest Generic Number Recorded 300, Maximum AC Current Measurement Not Applicable, Maximum AC Voltage Measured Not Applicable