... 2.Paying-off tension feedback guide wheel ·Structure:Cable guide wheel,pneumatic shifter,linear guide-way,position sensor ·Specification:TUR2500 ... contric:Position signal(010V)controls tension of guide wheel(0100%)through feedback of analog output and ... tractor.5Take-up tension feedback guide wheel ·Structure:Cable guide wheel,pneumatic shifter,linear guide rail,psoition seneor·Specification:2500 ...