High Temperature 125°C Two
Channel Optical Incremental
Encoder Modules
Technical Data
HEDT-9000
HEDT-9100
Features
Description
The HEDT-9000 and the HEDT-
9100 series are high
• High Performance
• High Resolution
• Low Cost
• Easy to Mount
• No Signal Adjustment
Required
• Insensitive to Radial and
Axial Play
• Small Size
• -40°C to 125°C Operating
Temperature
performance, low cost, optical
incremental encoder modules that
operate to 125°C. When used with
a codewheel, these modules
detect rotary position. The
modules consist of a lensed (LED)
source and a detector IC enclosed
in a small C-shaped plastic pack-
age. Due to a highly collimated
light source and unique
The two channel digital outputs
and the single 5 V supply input
are accessed through five 0.025
inch square pins located on 0.1
inch centers.
photodetector array, these
modules are extremely tolerant to
mounting misalignment.
• Two Channel Quadrature
Output
• TTL Compatible
• Single 5 V Supply
Package Dimensions
26.67 (1.05)
15.2
8.6 (0.34)
(0.60)
0.63 (0.025)
2.54 (0.100) TYP.
SQR. TYP.
OPTION CODE
5.1 (0.20)
1.8
(0.07)
1.52 (0.060)
1.0 (0.04)
2.9
(0.11)
DATE CODE
2.21
(0.087)
6.9 (0.27)
11.9
(0.47)
2.54
(0.100)
3.73 ± 0.05
(0.147 ± 0.002)
20.8
(0.82)
H E D S - 9 X 0 0
1.02 ± 0.10
11.7
(0.46)
(0.040 ± 0.004)
8.81
(0.347)
4.75 ± 0.10
(0.187 ± 0.004)
5.8
(0.23)
45°
OPTICAL
CENTER LINE
2.67 (0.105) DIA.
MOUNTING THRU
HOLE 2 PLACES
ALIGNING RECESS
2.44/2.41 DIA.
ALIGNING RECESS
2.44/2.41 X 2.79
(0.215 ± 0.004) (0.096/0.095 X 0.110)
C
L
1.85 (0.073)
1.78 ± 0.10
(0.070 ± 0.004)
5.46 ± 0.10
(0.096/0.095)
2.16 (0.085)
DEEP
ALIGNING RECESS
2.44/2.41 DIA.
(0.096/0.095)
8.64 (0.340)
REF.
2.44/2.41 X 2.79
(0.096/0.095 X 0.110)
2.16 (0.085) DEEP
2.16 (0.085) DEEP
2.92 ± 0.10
(0.115 ± 0.004)
17.27
(0.680)
2.16 (0.085) DEEP
OPTICAL
CENTER
4.11 (0.162)
10.2
(0.400)
20.96
(0.825)
OPTICAL CENTER
6.35 (0.250) REF.
TYPICAL DIMENSIONS IN
MILLIMETERS AND (INCHES)
SIDE A
SIDE B
ESD WARNING: NORMAL HANDLING PRECAUTIONS SHOULD BE TAKEN TO AVOID STATIC
DISCHARGE.