Datasheet

For more information, please visit the product page.
rev.
page
1 of 3
date
04/2009
DESCRIPTION: sine wave encoder
PART NUMBER: MEH12-PS
ELECTRICAL SPECIFICATIONS
output waveform
output signals
current consumption
frequency response
output phase difference
A, B phase sine wave, Z phase square wave
A, B, Z phase
≤40 mA
0~50 KHz
A, B phase difference 90° ± 45°
(T/4±T/8) Z phase T±T/2 (see output waveform)
5 V dc ± 10%
1000, 1500, 1800, 2000, 2500
2 μs or less (output cable 1 m 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
0.98 N (100 gf)
0.98 N (100 gf)
1 x 10-3 N·m (20 gf·cm)
6000 RPM
500 m/s2 (50 G), 3 times each on XYZ
55 Hz, double amplitude 1.5mm, 2 hours each on XYZ
40 g
3 mm outside diameter, 5 core vinyl wire insulated shield cable (1m)
ENVIRONMENTAL SPECIFICATIONS
operating temp
storage temp
humidity
0° ~ +50° C
-20° ~ +80° C
RH 35%~90% non collecting
ORDERING INSTRUCTIONS
MEH12 - (X)XXXXPS
Bore options:
1.5 = 1.5 mm
2 = 2 mm
3 = 3 mm
Resolution (PPR):
1000 = 1000 PPR
1500 = 1500 PPR
2000 = 2000 PPR
2500 = 2500 PPR
1800 = 1800 PPR
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: sine wave encoder
PART NUMBER: MEH12-PS
CIRCUIT CONNECTIONS
A, B Phase
5mA
max
51Ω
+
A sine,
B sine
White, Green
+5V
Red
Z
Yellow
0V
Black
5mA
max
Z Phase
2.2kΩ
20mA
max
CABLE SHIELD
A capacitor (0.1 µF) is connected between 0 V and FG (frame ground).
OUTPUT WAVEFORM
Sine wave output
Clockwise rotation viewed from front
T
t1
t2
t3
t4
Ch A
2.0V
1.5Vpp
Ch B
4Vmin.
Ch Z
Z
T T
T = 360˚/ divisions t1,t2,t3,t4 = ±
4 8
Z = T ± 0.50T
M = M X 20% or less
Amplitude variation rate
Amplitude waviness
A/B Phase amplitude ratio
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
04/2009
MEH12-PS
PC FILE NAME:
2.5 0.098
7.0 0.276
2.0 0.079
Cable Color
Output Type
Output cable 1 meter
10.0 0.394
COPYRIGHT 2007
BY CUI INC.
8.0 0.315
A
Black
0V
-
1.5
-
2.0
Hole
4.0 0.157
A
25.0 0.984
19.0 0.748
2-M2 90 arrangement
Red
White
Green Yellow
Power A-Phase B-Phase Z-Phase
2-M2 depth 3
5.5 0.217
3.0 0.118
20.0 0.787
35°
REV.
A
-
3.0
JMS
DRAWN BY:
MEH12-PS
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.