For more information, please visit the product page. rev. page 1 of 3 date 05/2009 DESCRIPTION: incremental encoder PART NUMBER: MES12-2000PST ELECTRICAL SPECIFICATIONS output waveform output signals current consumption frequency response output phase difference supply voltage output resolution (ppr) waveform fall / rise time Square Wave A, B, Z phase ≤40 mA 0~50 KHz X (by multiplication) Voltage Output - 100KHz Open collector See output waveform 5 V dc ± 10% 4000, 8000, 16000, 32000 2μ or less (output cable 1m or less) MECHANICAL SPECIFICATIONS max shaft load, radial: axial: starting torque max rotational speed shock resistance vibration proof weight cable 0.98N (100gf) 0.98N (100gf) 1 x 10-3 N·m, 10 gf·cm 6000 RPM 500 m/s2 (50G) 3 times each on XYZ 55 Hz, double amplitude 1.5mm, 2 hours each on XYZ 40 g (with 1m cable) 3mm outside diameter 5-core vinyl wire, insulated shield cable (length 1m) ENVIRONMENTAL SPECIFICATIONS operating temp storage temp humidity 0° to +50° C -20° to +80° C RH 35%~90% non collecting ORDERING INSTRUCTIONS MES12 - 2000PSTXXX Resolution (PPR): 2 = 2000 X 2 (4,000 PPR) 4 = 2000 X 4 (8,000 PPR) 8 = 2000 X 8 (16,000 PPR) 16 = 2000 X 16 (32,000 PPR) Output: "no entry" = TTL voltage output C = Open collector output E = Line driver output 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2383 For more information, please visit the product page. rev. DESCRIPTION: incremental encoder PART NUMBER: MES12-2000PST CIRCUIT CONNECTIONS Voltage Output Vcc (RED) 2.2kΩ A, B, Z (WHT, GRN, YEL) 20mA max 0V (BLK) CABLE SHIELD Open Collector Output (C) Vcc (RED) A, B, Z (WHT, GRN, YEL) 30mA max 0V (BLK) CABLE SHIELD Line Driver Output (E) +5 V (RED) Main Circuit A, B, Z (WHT, GRN, YEL) A, B, Z (WHT/BLK, GRN/BLK, YEL/BLK) 26C31 0V (BLK) CABLE SHIELD OUTPUT WAVEFORM CW rotation (CW rotation as seen from fit surface) T t A phase B phase Z phase T±T/2 T = T ± 0.3T t = 1/4 T ± 0.3t 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2383 page 2 of 3 date 05/2009 PC FILE NAME: MES12 10.0 0.394 3.0 0.118 COPYRIGHT 2007 BY CUI INC. 2.0 0.079 Cable Color Output Type 20.0 0.787 Red White Green Yellow Power A-Phase B-Phase Z-Phase 1.0 0.039 20.0 0.787 2-M2 depth 3 PCD=16 Black 0V - 4.0 0.157 55.00° - DESCRIPTION NEW DRAWING - JMS DRAWN BY: MES12 APPROVED BY: Incremental Encoder PART NO. TITLE: UNITS: 20050 SW 112th Ave. Tualatin, OR 97062 Phone: 503-612-2300 800-275-4899 Fax: 503-612-2383 Website: www.cui.com TOLERANCE: ±0.3mm UNLESS OTHERWISE SPECIFIED Output cable 1 meter 3.0 0.118 REV. A A 2:1 SCALE: MM [INCHES] REV: RoHS DATE 7/27/2007 For more information, please visit the product page.