E6A2 E6A2 Incremental Rotary Encoder E6A2 Miniature Rotary Encoder for Positioning in Space-Confined Areas Wide variety of supply voltages and output forms to match input devices Models with zero index function ideal for positioning applications High resolution models (300 or 360 pulses per revolution) substantially improve measuring accuracy High response frequency and noise immunity make encoders ideal for factory automation applications Ordering Information ENCODERS When ordering, add the resolution (pulses per revolution) between the part number and cable length. For example, E6A2-CWZ3E 200 P/R 0.5M. Resolution (pulses per revolution) 10, 60, 100, 200, 300, 360 Output phases A 100, 200 A, B 100, 200 A, B, Z (zero) Output form Voltage Open collector Open collector Voltage Open collector Open collector Voltage Open collector Supply voltage 5 to 12 VDC 5 to 12 VDC 12 to 24 VDC 5 to 12 VDC 5 to 12 VDC 12 to 24 VDC 5 to 12 VDC 5 to 12 VDC Part number E6A2-CS3E P/R 0.5M E6A2-CS3C P/R 0.5M E6A2-CS5C P/R 0.5M E6A2-CW3E P/R 0.5M E6A2-CW3C P/R 0.5M E6A2-CW5C P/R 0.5M E6A2-CWZ3E P/R 0.5M E6A2-CWZ3C P/R 0.5M REPLACEMENT PARTS Description Shaft coupler (supplied with each encoder) Mounting bracket (supplied with E6A2-CWZ encoders) Part number E69-C04B E69-1 1 E6A2 E6A2 Specifications Part number E6A2E6A2E6A2E6A2E6A2CS3E CW3E CWZ3E CS3C CW3C 5 VDC -5% to 12 VDC +10%; max. 5% ripple peak-to-peak Supply voltage Current consumption Resolution (pulses per revolution) Output phases Output form Output capacity Maximum response frequency Rotation direction Phase difference of output Output rise and fall times Starting torque Shaft loading Radial Axial Moment of inertia Maximum rpm Electrical connection Weight Enclosure rating Ambient Operating temperature Storage Ambient humidity Vibration resistance Shock resistance Insulation resistance Dielectric strength 2 E6A2E6A2CS5C CW5C 12 VDC -10% to 24 VDC +15%; max. 5% ripple 30 mA max. 50 mA max. 20 mA max. 30 mA max. 20 mA max. 10, 60, 100, 200 100, 200 10, 60, 100, 200 100, 200 10, 60, 100, 200 100, 200, 100, 200, 100, 200, 300, 360 300, 360 300, 360 A A, B A, B, Z A A, B A, B, Z A A, B Voltage output Open collector output Open collector output Output resistance: 2 k Applied voltage: 30 VDC max. Applied voltage: 30 VDC Residual voltage: 0.4 V max. Residual voltage: 0.4 V max. Residual voltage: 0.4 V Sink current: 20 mA max. Sink current: 30 mA max. Sink current: 30 mA max. 30 kHz 20 kHz 20 kHz 30 kHz 20 kHz 20 kHz 30 kHz 20 kHz Reversible, CW + CCW -- 90 45 90 45 E6A2CWZ3C Reversible, CW + CCW -- 90 45 90 45 Reversible, CW + CCW -- 90 45 1.0 s max. (at sink current of 1.0 s max. (at control output voltage of 5 V and 10 mA with 2 m cable) load resistance of 1 k with 2 m cable) 10 g-cm (0.14 oz.-inch) max. 1 kgf (7.2 ft*lbs) 0.5 kgf (3.6 ft*lbs) 1 g-cm2 (0.0055 oz-inch2) 5,000 rpm Prewired with 0.5 m (1.64 ft) length cable Approx. 35 g (1.2 oz) IEC: IP50 -10C to 55C (14F to 131F) -25C to 80C (-13F to 176F) 35% to 85% RH Mechanical durability: 10 to 55 Hz, 1.5 mm double amplitude, in X, Y, and Z directions for 2 hours each Mechanical durability: 500 m/s2 (approx. 50 G) in X, Y, and Z directions, 3 times each 10 M minimum at 500 VDC between current-carrying part and housing 500 VAC, 50/60 Hz for 1 minute between current-carrying part and housing E6A2 E6A2 Operation OUTPUT CIRCUIT DIAGRAMS Voltage Output E6A2-CS3E, E6A2-CW3E Brown (Red) Brown (Red) 2k Vcc (+5 to 12 V) Black (White), White (Green), Orange (Yellow) 4 Blue (Black) Vcc (+5 to 12 V) 2k Black (White), White (Green) Main circuit Wire Color Code Note: IEC colors shown first. E6A2-CWZ3E Output (A,B) Main circuit Blue (Black) Output (A,B,Z) Main circuit Signal VCC Black (White) White (Green) Orange (Yellow) Blue (Black) A B Z 0 V (common) 0V 0V Open Collector Output E6A2-CSC, E6A2-CWC Wire color Brown (Red) E6A2-CWZ3C Brown (Red) Brown (Red) Vcc (+5 to 12 V) or (+12 to 24 V) Black (White), White (Green) Output (A,B) 30 VDC 30 mA max. 0V Blue (Black) Black (White), White (Green) Orange (Yellow) Output (A,B,Z) 30 VDC 30 mA max. 0V Blue (Black) Vcc (+5 to 12 V) Main circuit 4 Note: 1. The white (green) and orange (yellow) lines of the single type (E6A2-CS) do not output signals (no connection). 2. The orange (yellow) line of the reversible type (E6A2-CW) does not output signal (no connection). 3. The voltage output type is capable of sinking a maximum of 20 mA. TIMING CHARTS E6A2-CS E6A2-CW, E6A2-CWZ Output transistor Direction of rotation: CW Clockwise as viewed from the shaft T (100%) CW direction T (360) ON (H)* ON (H)* ON (H)* Output A OFF (L) Direction of rotation: CCW Counterclockwise as viewed from the shaft T (360) Output A OFF (L) 1/2 1/4 T (50% 25%) CCW direction OFF (L) ON (H)* ON (H)* Output B Output B OFF (L) OFF (L) 1/4T 1/8T (90 45) 1/4T 1/8T (90 45) ON (H)* Output Z ON (H)* Output Z OFF (L) OFF (L) Note: 1. *(H) and (L) indicate the output levels of the voltage output type. 2. Output A leads B by 1/4T 1/8T when the shaft revolves clockwise. Output A lags behind B by 1/4T 1/8T when the shaft revolves counterclockwise. 3 E6A2 E6A2 Dimensions Unit: mm (inch) ENCODERS 8 (0.32) Two M3, Depth: 4 1.5 1.5 6 22 12 (0.87)(0.47) 8 (0.31) dia. dia. 3.6 10 2 (0.39) 18 (0.71) 25 (0.98) dia. 29 (1.14) 50 (1.97) max. 5.5 *Output cable (shielded) O.D.: 4 dia. Standard length: 50 cm (1.64 ft) ACCESSORIES Shaft Coupler E69-C04B Note: 1. Material: Glass-filled polybutadiene terephthalate (PBT). 2. A coupler is supplied with each E6A2 encoder. 3. Each set screw must be tightened to 2.5 kg-cm (2.17 in-lbs) 21(0.83) 5.2 10.6 5.2 15.6 2.7 2.7 4 (0.16) 13 (0.51) dia. dia. Four M4 hex socket head set screws Mounting Bracket E69-1 supplied with E6A2-CWZ encoders Dimensions with Encoder Panel 120 3.5 dia. 9.7 8.5 (0.38) (0.33) 5 (0.20) 4 Two C0.5 120 1.6 +0 -0.05 2.8 8 120 12 (0.47) +0.05 -0 dia. 32 (1.26) dia. Three M3 NOTE: DIMENSIONS ARE SHOWN IN MILLIMETERS. To convert millimeters to inches divide by 25.4. OMRON ELECTRONICS, INC. OMRON CANADA, INC. One East Commerce Drive Schaumburg, IL 60173 885 Milner Avenue Scarborough, Ontario M1B 5V8 1-800-55-OMRON 416-286-6465 4 Cat. No.CEDSAX3 10/99 Specifications subject to change without notice. Printed in the U.S.A.