Model Range Resolution Test Current Channels Pc Interface
PE - 17RA DUAL 1.9999mΩ TO 1.9999kΩ. 0.1µΩ 10A, 1A, 0.1A & 0.01A DUAL YES
PE - 17RP DUAL 1.9999mΩ TO 19.999Ω. 0.1µΩ  10A & 1A DUAL  YES
PE - 18RP DUAL 19.999mΩ TO 199.99Ω. 1.0µΩ  1A & 0.1A DUAL  YES
PE - 19RP DUAL 1999.9µΩ To 1.9999kΩ. 0.1µΩ 25A, 10A, 1A, 0.1A & 0.01A DUAL  YES
PE - 17R 1999.9µΩ TO 19.999Ω  0.1µΩ 10A & 1A SINGLE NO
PE - 17RA 1999.9µΩ TO 1.9999kΩ 0.1µΩ 10A, 1A,0.1A & 0.01A SINGLE  NO
PE - 18RA 19.999mΩ TO 199.99Ω.  1.0µΩ 1A & 0.1A SINGLE  NO