rev. page 1 of 3 date 12/14/2007 DESCRIPTION: incremental encoder PART NUMBER: MEH30 ELECTRICAL SPECIFICATIONS output waveform output signals current consumption frequency response output phase difference Square Wave A, B, Z phase ≤50 mA 0~100 KHz A, B phase difference 90° ± 45° (T/4±T/8) Z phase T±T/2 (see output waveform) 5 V ~ 12 V dc ± 10%, 24 V dc ± 10% (open collector output only) 40, 50, 60, 100, 200, 250, 300, 360, 400, 450, 500, 512, 600, 720, 800, 900, 1000, 1024, 1200, 1500, 1800, 2000, 2048, 2500, 3600, 4500, 9000 2μ or less (output cable 1m or less) supply voltage output resolution (ppr) waveform rise/fall time MECHANICAL SPECIFICATIONS max shaft load, radial: axial: starting torque max rotational speed shock resistance vibration proof weight cable 19.6N (2kgf) 14.7N (1.5kgf) (800-9000 ppr) 9.8N (1kgf) 4.9N (0.5kgf) (800-9000 ppr) 2 x 10-3 N·m (20 gf·cm) 6000 RPM 500 m/s2 (50G), 3 times each on XYZ 55 Hz, double amplitude 1.5mm, 2 hours each on XYZ 70g (with 1m cable) 4.2mm outside diameter, 5 core vinyl wire insulated shield cable (1m) ENVIRONMENTAL SPECIFICATIONS operating temp storage temp humidity -10° to +70° C -20° to +80° C RH 35%~90% non collecting ORDERING INSTRUCTIONS MEH30 - XXXXP-XX-XX-XX 40 = 40 PPR* 50 = 50 PPR* 60 = 60 PPR* 100 = 100 PPR* 200 = 200 PPR* 250 = 250 PPR* 300 = 300 PPR* 360 = 360 PPR* 400 = 400 PPR* Resolution (PPR): 450 = 450 PPR* 500 = 500 PPR* 512 = 512 PPR* 600 = 600 PPR 720 = 720 PPR 800 = 800 PPR 900 = 900 PPR 1000 = 1000 PPR 1024 = 1024 PPR 1200 = 1200 PPR 1500 = 1500 PPR 1800 = 1800 PPR 2000 = 2000 PPR 2048 = 2048 PPR 2500 = 2500 PPR 3600 = 3600 PPR 4500 = 4500 PPR 9000 = 9000 PPR Output Circuit: "no entry" = Voltage output C = Open collector output E = Line driver output Input Voltage: Bore Size: 1 = 5V dc ± 10% 8 = 8mm (line driver output only) 10 = 10mm 3 = 5 ~ 12V dc ± 10% 4 = 24V dc ± 10% (open collector output only) *signifies only resolutions available with F1 Bore/Hub 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2383 Bore/Hub: "no entry" = Through/No Hub F1 = Through/Hub/Set Screw rev. DESCRIPTION: incremental encoder PART NUMBER: MEH30 CIRCUIT CONNECTIONS Open Collector Output (C) Voltage Output +5V Red +5V Red A/B/Z White Green Yellow A/B/Z White Green Yellow 0V Black 30mA max 20mA max 0V Black CABLE SHIELD CABLE SHIELD Line Drive Output (E) +5V Red A/B/Z White Green Yellow A/B/Z 26C31 White/Black Green/Black Yellow/Black 0V Black CABLE SHIELD OUTPUT WAVEFORM Clockwise rotation viewed from front Counter Clockwise rot ation viewed from front T T Phase A H L Phase A H L Phase B H L Phase B H L Phase Z H L Phase Z H L T ± T (90˚± 45˚) 8 8 T±T/2 T ± T (90˚± 45˚) 8 8 T±T/2 The position of Z phase against A, B phase is not specified 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2383 page 2 of 3 date 12/14/2007 REV. A DESCRIPTION NEW DRAWING DATE 7/30/2007 30° 44.0 1.732 12.0 0.472 10.0 0.394 3-M3 depth 5 equal arrangement PCD=36 22.0 0.866 25.0 0.984 13.2 0.520 2.3 0.089 20050 SW 112th Ave. Tualatin, OR 97062 Phone: 503-612-2300 800-275-4899 Fax: 503-612-2383 Website: www.cui.com 0.8 0.030 5.5 0.217 TITLE: 12.0 0.472 MEH30 COPYRIGHT 2007 BY CUI INC. Cable Color Output Type Red White Green Yellow Power A-Phase B-Phase Z-Phase Black 0V - - - REV: Incremental Encoder PART NO. PC FILE NAME: RoHS TOLERANCE: ±0.3mm UNLESS OTHERWISE SPECIFIED MEH30 DRAWN BY: JMS A UNITS: MM [INCHES] APPROVED BY: SCALE: 1:1