ProScale 250-12 Absolute Scale with 144 inches (3658 mm) measurement range, battery operation only.

ProScale Model 250-12 Absolute scale.  Measurement range of 144 inches (3658 mm).  For battery operation only.  Works with Absolute encoders (Not "G" version)

Features:

• Absolute measurement technology.  When used with a ProScale Absolute encoder, the system will retain its measurement position when disconnected from power or the digital readout.
• Measurement range: 144 inches (3658 mm).  Accuracy error not to exceed +/- .008 inches (.20 mm)
• Mounts with 8-32 flat head screws (supplied).  Scale mounts to fixed surface.  Encoder is positioned by moving portion of application.
• For proper operation, encoder must be installed such that arrow label on encoder points toward black end of scale.
• Can be cut to length.  Cut through green strip side first, then through remainder of aluminum extrusion.  File and deburr cut end. 
• Physical length is 4 inches (102 mm) longer than measurement range.

DUE TO ITS LENGTH, THIS PRODUCT SHIPS LTL FREIGHT.