RS310

Rotary scale for feedback applications

Magnetic principle
Excellent resistance to workshop conditions. Resistant to oil, dirt, and vibrations.
Thin design
Directly mountable onto a machine’s rotary shaaft. Large diameter scale drum that can be used for large-sized machines such as turning centers.
Easy installation
Noncontact. Clearance 0.1 mm / 0.004″

Model		RS310 – 1800A	RS310 – 1800B
No. of reader heads		1	2
No. of recorded waves		1800 λ / revolution
Recorded wave length		0.32 mm
Resolution		0.001"
Clearance		100 to 110 µm (recommended)
Cumulative pitch accuracy		7.2"
Interpolation accuracy		3.6"
Allowable scale drum runout		Keep to min. at installation	30 µm or less
Allowable head mounting face flatness		5 µm or less (No burs or unevennesses)
Allowable resisdual machine magnetism		0.25 mT
Max. mechanical revolutions		7000 min¹
Scale drum	Dimensions	ø 183.4 x ø 121 x 16 mm (ø 7.23″ x ø 4.77″ x 0.63″) (Outer dia. x inner dia. x thickness)
	Mounting pitch dia.	ø 132 mm / 5.20″
	Mass	Approx. 1.6 kg / 3.53 lbs.
	Moment of inertia	1.12 x 10^-2 kg/m²
Diameter excl. cable guide		Max. approx. ø 235 mm / 9.26″
Operating temperature		0 °C to 40 °C / 32 °F to 104 °F
Storage temperature		-10 °C to 50 °C / 14 °F to 122 °F
Reader heads	Mass	Approx. 0.12 kg / 0.26 lbs.
	Cable length	300 mm / 11.8″