Datasheet

For more information, please visit the product page.
rev.
page
1 of 3
date
05/2009
DESCRIPTION: incremental encoder
PART NUMBER: MEH12-2000PST
ELECTRICAL SPECIFICATIONS
output waveform
output signals
current consumption
frequency response
output phase difference
supply voltage
output resolution (ppr)
waveform rise / fall 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, 16,000, 32,000
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% no collecting
ORDERING INSTRUCTIONS
MEH12 - (X)2000PSTXXX
Bore options:
1.5 = 1.5mm
2 = 2mm
3 = 3mm
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 Circuit:
"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: MEH12-2000PST
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:
MEH12
2.5 0.098
7.0 0.276
2.0 0.079
8.0 0.315
COPYRIGHT 2007
BY CUI INC.
Cable Color
Output Type
10.0 0.394
35°
Red
White
Green Yellow
Power A-Phase B-Phase Z-Phase
2-M2 depth 3
5.5 0.217
2-M2 90 arrangement
20.0 0.787
3.0 0.118
Output cable 1 meter
Black
0V
-
1.5
-
2.0
Hole
A
-
3.0
25.0 0.984
A 19.0 0.748
4.0 0.157
REV.
A
JMS
DRAWN BY:
MEH12
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
DESCRIPTION
NEW DRAWING
A
2:1
SCALE:
MM [INCHES]
REV:
RoHS
DATE
7/27/2007
For more information, please visit the product page.