POTH12, POTH19, POTH22, POTH27, POHR27, POTH33
www.vishay.com
Vishay MCB
Single-Turn Continuous Rotation Analog Displacement Sensors
FEATURES
• Conductive plastic potentiometer technology, infinite
resolution
• Servo mount anodized light alloy housing
• Precious metal contacts
• Stainless steel shaft and bearings
click logo to get started
DESIGN SUPPORT TOOLS
• Applicable standards: NFC 93255, MIL R39023
Models
Available
QUICK REFERENCE DATA
Sensor type
ROTATIONAL, conductive plastic
Output type
Output by turrets
Market appliance
Dimensions
Industrial, avionics
1/2" (12.7 mm) to 1 5/16" (33.3 mm)
ELECTRICAL SPECIFICATIONS
PARAMETER
POTH12
POTH19
POTH22
POTH27
POHR27
POTH33
Theoretical and useful
electrical travel
330° 3°
340° 3°
340° 3°
345° 3° (1)
345° 3°
350° 3°
Theoretical electrical
See table “Electrical Travel”
See table “Electrical Travel”
travel (on request)
Useful electrical travel
(on request)
Standard linearity (
1 ꢀ
1 ꢀ
0.5 ꢀ
0.5 ꢀ
0.5 ꢀ
1 ꢀ
1 ꢀ, 0.75 ꢀ,
0.25 ꢀ, 0.2 ꢀ,
0.1 ꢀ
1 ꢀ,
0.25 ꢀ,
0.1 ꢀ
0.5 ꢀ,
0.25 ꢀ,
0.1 ꢀ
0.5 ꢀ, 0.4 ꢀ,
0.25 ꢀ, 0.1 ꢀ
Optional linearity (
0.5 ꢀ
0.25 ꢀ
Total resistance range (E3)
4.7 k
4.7 k or 10 k
4.7 k or 10 k
4.7 k or 10 k
4.7 k or 10 k 4.7 k or 10 k
Total resistance
(on request)
500 , 2 k, 5 k,
1 k, 2.2 k,
1 k, 2 k
5 k
-
-
-
6.4 k, 22 k (1)
Tolerance on Rn
10 ꢀ, 5 ꢀ optional, 20 ꢀ optional
Output smoothness
Power rating at 70 °C
Temperature coefficient
Wiper current
0.1 ꢀ (0.025 ꢀ on request)
0.5 W
0.8 W
1 W
1 W
1.25 W
1.5 W
-300 300 ppm/°C
< 1 mA
Recommended load
impedance
100 Rn for a linearity = 1 ꢀ,
1000 Rn for a linearity 0.05 ꢀ
Insulation resistance
10 G at 500 VDC
500 VRMS
50 Hz, 1 min
,
750 VRMS
50 Hz, 1 min
,
750 VRMS
50 Hz, 1 min
,
750 VRMS
50 Hz, 1 min
,
750 VRMS
50 Hz, 1 min
,
1000 VRMS,
50 Hz, 1 min
Dielectric strength
Note
(1)
POTH27, POTH22 on request
ELECTRICAL TRAVEL (on request)
PARAMETER POTH12 POTH19 POTH22
POTH27
POHR27
POTH33
337°
35’
337°
35’
140°
10’
337°
13’
79°
29’
65°
30’
141°
10’
Theoretical
Useful
-
-
340°
190°
-
-
60° 90° 90° 100° 100° 120°
150° 180° 180° 210° (1)
350°
100° 120°
60° 70° 87° 85° 90° 118° 120° 130° 120° 140° 140° (1) 330° 348°
90° 100° 120°
Note
(1)
POTH27, POTH22 on request
Revision: 16-Nov-17
Document Number: 32520
1
For technical questions, contact: mcbprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000