Series 285
Non-Contacting Position Sensor
Compact 22 mm size
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)
Applications
Patient platform position feedback
Pneumatic control valve position feedback
Draw wire position sensors
Actuator motor position feedback
Foot pedal, twist throttle, steering, and lift & shuttle
Ordering Information
Series
285
Code
Spec. Bushing Shaft
Termination Length Length
A
±
0.5%
B
±
0.25%
Shaft
Trim
P
Bearing
Style
S
Output
Type
A
Linearity Operating
Voltage
A
B
IP
Rating
4
Rotation
Angle
RRRTTT T
Locating
Lug
T
T
C
3
2
C
1
Code
C
Spec.
250 mm wires
Code
A
B
±
0.5%
±
0.25%
Spec.
Code
4
5
6
Spec.
IP50
IP54
IP67
Code
3
C
3/8” L x 3/8” D, 32 UNEF
9 mm L, M10 x 0,75
Spec.
Code
A
B
Analog output, CW
Analog output, CCW
Spec.
Code Total EEA Stops
A
B
C
270°
320°
360°
260°
310°
360°
270°
320°
N/A
Code
C
D
2
3
Spec.
20 mm
25 mm
3/4"
7/8”
Code
S
Spec.
Sleeve bearing
Code
F
L
R
P
Flatted (6 mm dia.)
Flatted (1/4” dia.)
Round (6 mm dia.)
Round (1/4” dia.)
Spec.
Code
A
B
Spec.
3.3V
5.0V
Code
0
1
Spec.
No lug
Left 7,4 mm
2019-2-26 Rev. E
Page 1 of 4
©2019 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.
Non-Contacting Position Sensor
Series 285
Unit
Electrical Specifications
Sensor Function
Min
Analog
-0.5%
5%
-6
-8
5
-10%
-18
12 BIT at 360°
1 minute
at 500 VDC
HBM
+0.5%
0.2%
95%
+18
+8
+10%
+18
15
750
+4
V
sup
V
sup
VDC
mA
kΩ
VDC
VDC
mA
VDC
MegΩ
kV
Typical
Max
Output
Independent Linearity
Hysteresis
Output Voltage
Output Overvoltage Limits
Output Current
Output Load
Input Voltage
Supply Voltage Absolute Limits
Supply Current
Resolution
Dielectric Strength
Insulation Resistance
Electrostatic Discharge (ESD)
1
10
5
10
1000
-4
Mechanical and Environmental
Soldering
Total Mechanical Travel
Without Stops
With End Stops
Static Stop Strength
Push and Pull Shaft Strength
Rotational Life
Sleeve Bearing
Operating Speed
Vibration
Rotational Torque
Panel Nut tightening Torque
IP Rating
Marking
Packaging
Operating Temperature Range
Storage Temperature Range
Weight
Maximum manual temperature, 350°C for 5 seconds
360° continuous
270° or 320°
40 in-oz. min.
13.6 kgf min.
10 Million cycles
120 RPM max.
30 Gs, 50 to 500 Hz
72 gf-cm
25 in-lb
50, 54 or 67
CTS logo, part number, date code
Standard anti-static bulk packaging
-40°C to +125°C
-40°C to +140°C
21 gm
All testing is performed at room ambient conditions except as noted. Users should verify device actual performance in their specific applications
RoHS3 Directive 2015/863 Amendments of Annex II on March 31,2015
Custom and value-added options available on request. Please contact your sales representative for additional information.
2019-2-26 Rev. E
Page 2 of 4
©2019 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.
Non-Contacting Position Sensor
Series 285
Mechanical Specifications
Series 285 w/Slotted Shaft
2019-2-26 Rev. E
Page 3 of 4
©2019 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.
Non-Contacting Position Sensor
Series 285
Mechanical Specification
Series 285 w/Flatted Shaft
Electrical Specification
Series 285 Output Graph
2019-2-26 Rev. E
Page 4 of 4
©2019 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.
