DK812SDigital Gauge

Features
Specifications
Dimensions
Manual
Catalog

Features

Slim, compact, and having a high resolution of 0.1 μm maximum The maximum response speed has also further advanced.

Measuring range: 12 mm
Accuracy: 1 μm p-p (high-resolution models), 1.5 μm p-p (general-purpose resolution models)
Maximum resolution: 0.1 μm
Maximum response speed: 80 m/min (resolution 0.1 μm) 250 m/min (resolution 0.5 μm)
Built-in reference point
Excellent resistance to water and oil
Adopts a flexing-resistance cable
Achieved numbers of strokes: 270 million (As of May 2019, the gauges have reached 270 million strokes in an on going evaluation.)

Specifications

Specifications
1 Excluding the interpolation box and connector 2 When Φ4 mm tube is connected for right-angle mode *3 Excluding cable section and interpolation box Magnescale reserves the right to change product specifications without prior notice.
Model	High-resolution models		General-purpose resolution models
Model	DK812SAR DK812SALR DK812SAFR DK812SAFLR DK812SAVR	DK812SBR DK812SBLR DK812SBFR DK812SBFLR DK812SBVR	DK812SAR5 DK812SALR5 DK812SAFR5 DK812SAFLR5 DK812SAVR5	DK812SBR5 DK812SBLR5 DK812SBFR5 DK812SBFLR5 DK812SBVR5
Measuring range	12mm
Max. resolution	0.1μm		0.5μm
Accuracy (at 20°C/68°F)	1μm		1.5μm
Measuring force (at 20°C/68°F)	Upward: 0.4±0.3 N 0.6±0.5 N (Pneumatic push type)　　 Horizontal: 0.5±0.3 N 0.7±0.5 N (Pneumatic push type)　 Downward: 0.6±0.3 N 0.8±0.5 N (Pneumatic push type)　　　　　　　　　　　　　　　　　　　　　Pneumatic push: 0.055 MPa
Maximum response speed	80 m/min	42 m/min	250 m/min	100 m/min
Reference point	Position at spindle movement of 1±0.5 mm
Reference-point response speed	Same as the noted maximum response speed
Output	A/B/reference point Voltage-differential line driver output (conforming to EIA-422)
Spindle drive system	Spring push（DK812SAR/SAFR/SBR/SBFR/SAR5/SAFR5/SBR5/SBFR5） Pneumatic push (DK812SAVR/SBVR/SAVR5/SBVR5) Spring push/Vacuum suction (DK812SALR/SAFLR/SBLR/SBFLR/SALR5/ SAFLR5/SBLR5/SBFLR5)
Protection grade^*1	Straight model: IP67, right-angle model: IP64 (IP67^*2)
Vibration resistance	20 to 2000 Hz 100 m/s²
Impact resistance	1000 m/s² 11 ms
Operating temperature	0 to +50 °C
Storage temp range	−20 to +60 °C
Power supply	5 VDC±5 %
Power consumption	1 W
Mass^*3	Approx. 30 g
Output cable length	2.4 m
Feeler	Carbide ball tip, Mounting screw M2.5		Steel ball tip, Mounting screw M2.5
Accessories	Instruction Manual, +P M4 × 5 screw (2pc), tightening nut, clam p spanner, wave washer, mounting pin 1 each (DK8*SF only) Hose elbow 1 pc (DK8SL* only), one spanne