flyback diode value for 12VDC, 12 Amp motor

[freemason]

Hello experts

I need help with deciding flyback diode ratings for use with 9477 module and 12V, 12Amp flowjet motor.

9477 manual says to use a flyback diode, but what rating and type will be sufficient, can any body give me some info,

how to calculate , any formula available?

Thanks in advance

[Timmar]

Try posting on a hardware board

http://forums.ni.com/t5/Motion-Control-and-Motor-Drives/bd-p/240

You are more likely to get a resolution