Thông số kỹ thuật servo controller allen bradley: The 1394-SR9AF external shunt resistor kit or shunt module has been manufactured by Allen-Bradley as an accessory for Allen-Bradley 1394 series devices and systems. The Allen-Bradley 1394-SR9AF external shunt resistor kit is a Series B shunt resistor kit and it uses the Bussman FWP-50A14F fuse. It is UL and cUL listed and CE certified for use in a variety of industries in many parts of the world.