Series 285S/N
Flange Mount Non-Contacting Position Sensor
. Compact 45 mm x 22 mm size
. Hall-effect technology
. Extended rotational life (10 Million cycles)
. Wide temperature range (-40°C to +125°C)
. Precision linearity (± 0.5% and ± 0.25% options)
. Dust & water protection (IP50, 54 and 67 options)
. Single and dual output
Applications
. Actuator motor position feedback
. Medical treatment chair and patient platform position feedback
. Flow valve position feedback
. Foot pedal and twist throttle controls
. Steering and lift & shuttle controls
Ordering Information
Code
Spec.
Shaft
Shaft
Shaft
Trim
Bearing Output
Operating
Voltage
Rotation
Angle
Series
285
Linearity
A
IP Rating
4
Termination
1
A
B
± 0.5%
Type
Length
Style
S
Type
A
± 0.25%
S
C
F
B
C
Code Spec.
Code Spec.
Code Spec.
Code Spec.
Code Spec.
A
B
± 0.5%
4
5
6
IP50
IP54
IP67
250 mm
Sleeve
N
Shaftless
1
S
± 0.25%
*
wires
bearing
S
w/Shaft
* Consult factory
Code Spec.
Code Spec.
C
D
2
20 mm
25 mm
3/4”
Single analog
output, CW
A
B
C
D
Single analog
output, CCW
Dual analog
output, CW
Dual analog
output, CCW
Code
A
B
Spec.
3.3V*
5.0V
3
7/8”
N
Shaftless
* Available with 360° EEA
and Single output only.
Code* Total EEA Stops
Code Spec.
270°
320°
360°
200°
260°
310°
360°
125°
270°
320°
N/A
A
B
C
D
F
L
Flatted (6 mm dia.)
Flatted (1/4” dia.)
Round (6 mm dia.)
Round (1/4” dia.)
Shaftless
R
P
N
200°
*Codes A, B, and C available with shaft.
Codes D available with shaftless version
only.
2022-09-30 Rev. E
Page 1 of 8
©2022 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.