: A legacy version of the Protek DMM software (originally for Win95/DOS) is hosted on Elektrotanya . You may need to run this in Compatibility Mode for Windows 7.
Press the button repeatedly until the "RS232" indicator blinks on the screen. Press Return to activate transmission. Communication Settings : Baud Rate : 1200 Data Bits : 7 Stop Bits : 2 Parity : None. Protek 506 Software Windows 7
: The Protek 506 is identical to the Voltcraft VC506 . Both are compatible with Datalyse , which supports graphical measurement and data logging. Connection & Setup Requirements To successfully connect the meter to Windows 7: : A legacy version of the Protek DMM
For the , official modern software support for Windows 7 and later is essentially non-existent because the original manufacturer links are dead. However, you can still get the device running using archived files and compatible third-party tools. Available Software Options Press Return to activate transmission
: You can find the original RS232 driver and utility diskette contents on Internet Archive . This typically includes a basic Windows application and programming examples.