Measuring System Cable Conductor Color Code Brown-Green Brown/Green Grey/Pink Red/Black Blue White White-Green Yellow/Violet Conductor Grouping (4) Pair 26 AWG (0.14)/(4) 20 AWG (0.50) Conductor Material Copper Jacket Color Blue Jacket Material PUR Length Order by the Foot Maximum Operating Temperature 176 Degrees F Minimum Bend Radius Factor - E-Chain 10 x OD Minimum Bend Radius Factor - Fixed 5 x OD Minimum Bend Radius Factor - Flexible 8 x OD