Super compact linear encoder readhead with high-accuracy RTLC scale
Renishaw’s TONiC series represents a new generation of super-compact encoders, designed for highly-dynamic precision motion systems, bringing higher accuracy, speed and greater reliability to a wide variety of demanding industry sectors.
The TONiC readhead is complemented by the new RTLC tape scale for FASTRACK, with ±5 µm/m accuracy and bi-directional optical IN-TRAC™ reference marks every 50 mm (or every 200 mm on lengths greater than 1 m). The user can select one or more by fitting self-adhesive selector magnet(s).
Superior linear motion control
For ultimate reliability and high dirt immunity, TONiC readheads incorporate third-generation filtering optics, tuned for even lower noise (jitter), further enhanced by dynamic signal processing including Auto Gain Control and Auto Offset Control. The result is low sub-divisional error (SDE) giving smoother velocity control for improved scanning performance and increased positional stability. TONiC readheads also feature a detachable analogue or digital interface in the form of a robust, convenient connector that can be located up to 10 m from the readhead.
The TONiC interface offers digital interpolation to 1 nm resolution, with clocked outputs for optimised speed performance at all resolutions for industry-standard controllers.
Dual output interface
From September 2009, TONiC readheads will also be available with a 'DOP' dual output interface that simultaneously outputs analogue and digital signals; perfect for applications such as P-V manufacturing and FPD inspection machines where the analogue signals can be used by the motion control system while the synchronised digital signals can be routed to a camera timing circuit.
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