Series ECS
Vishay Sfernice
Precision Rotative Transducers,
Conductive Plastic, Economic Series (ECS)
FEATURES
•
Size 09: (7/8
"
) 22,2 mm
•
Long life: 5 million cycles
•
Bush or servo mounting types available
•
Rear comolded terminals
RoHS
COMPLIANT
•
Cost effective solution for any industrial applications
Low cost industrial motion transducers, conductive plastic
track.
SIZE
MODEL
09
78 RS
78 RB
78 PS
78 PB
ELECTRICAL SPECIFICATIONS
Theoretical Electrical Angle (TEA)
Independent Linearity (over TEA)
Actual Electrical Angle (AEA)
Ohmic Values (R
T
)
Ohmic Value Tolerances at 20 °C
Output Smoothness
Maximum Power Rating at 70 °C
Wiper Current
Tap (Current or Voltage)
Resistance Load on Wiper
End Voltage
Insulation Resistance
Dielectric Strength
(AEA) - 3°
A
≤
± 1 %, on request: B
≤
± 0.5 % C
≤
± 0.35 %
340° ± 5°
1 - 2 - 5 - 10 kΩ (on request other values)
Standard: ± 20 %/special: ± 10 %
A
≤
±2%
1 - 2 - 5 - 10 kΩ
± 20 %
0.1 %
0.3 W
Recommended: a few µA - 1 mA max. (continuous)
1: On request
NA
≥
1000 x R
T
≤
0.5 %DC
≥
1000 MΩ, 500 V
DC
≥
500 V
RMS
, 50 Hz
MECHANICAL SPECIFICATIONS
Mechanical Angle (MA)
On Request: Stops
Mounting Type
Shaft Guiding
Shaft
Option: Flat or Screw Driver Slot On Shaft
Termination
Wiper
Starting Torque (N.cm)
Torque on Stops (N.cm)
Weight (g)
360° continuous
342° ± 5°
Bushing
Servo
Sleeve bearings
Stainless steel
On request
NA
Servo
Bushing
Turrets
Precious metal multi-finger contact
≤
0.5
≥
20
Bushing 17 g ± 3 g
Servo 12 g ± 3 g
PERFORMANCE
Life (10
6
Cycles)
Temperature Range
Climatic Category
Speed Rotation (RPM)
Sine Vibration on 3 Axes
Mechanical Shocks on 3 Axes
www.vishay.com
28
5
- 55 °C to + 125 °C
55/125/04
150
15 g from 10 Hz to 2000 Hz
50 g - 11 ms - half sine
For technical questions, contact: sfer@vishay.com
Document Number: 54008
Revision: 24-May-07
Series ECS
Precision Rotative Transducers,
Conductive Plastic, Economic Series (ECS)
DIMENSIONS
in millimeters, general tolerance ± 0.5 mm
SIZE 09
78 PB
78 RB
7.92 ± 0.13
Ø 1.6 ± 0.1
(2)
× 1.6
Vishay Sfernice
SIZE 09
78 PS
78 RS
12.4 ± 0.4
2.5 max.
12.7 ± 0.8
Ø 9.52
± 0.1
(1)
3
/
8
Ø 9.52 × 0.79
- 32 NEF - 2A
+ 0.1
- 0.1
Ø 19.8
MAX.
+0
Ø 22.2 ± 0.13
Ø 6.35
Ø 3.175
- 0.013
7 MIN.
8
2.5 MAX.
8 ± 0.4
9.3 ± 0.25
22.2 ± 0.8
Ø 8 MAX.
Ø 19.05
- 0.05
Ø 22.2 ± 0.13
+0
+ 0.1
1.6
- 0.1
1.6
- 0.1
1.5 MIN.
+ 0.1
Notes:
(1)
On request: Ø 10.3 mm or 12.3 mm
(2)
On request: without antirotation pin
REAR VIEW DIMENSIONS
in millimeters, general tolerance 0.5 mm
SIZE 09
STANDARD
3 TURRETS
90°
90°
SPECIAL
(4 TURRETS)
INTERMEDIATE TAP ON REQUEST
3.7 MAX.
Ø 9.6
1 3
2
1
2
3
Ø 8.6
Ø 1.6
4
General Tolerance ± 0.5 mm
ORDERING INFORMATION/DESCRIPTION
ECS
SERIES
78
MODEL
P
TYPE
P
R
S
FIXATION
S: Servo
B: Bushing
M
MECHANICAL
STOPS
On request
M
A
LINEARITY
A: ± 1% or ± 2 %
B: ± 0.5 %
C: ± 0.35 %
T
TAP
On request
T: Voltage
U: Current
position to
be specified
103
OHMIC VALUE
102: 1 kΩ
202: 2 kΩ
502: 5 kΩ
103: 10 kΩ
e4
LEAD
Finish
SAP PART NUMBERING GUIDELINES
ECS
SERIES
78RB
MODEL
B
LINEARITY
102
OHMIC VALUE
Document Number: 54008
Revision: 24-May-07
For technical questions, contact: sfer@vishay.com
www.vishay.com
29
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
www.vishay.com
1
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