Vishay ECS Technical data
Series ECS
t
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
• Cost effective solution for any industrial applications
Low cost industrial motion transducers, conductive plastic
rack.
SIZE 09
MODEL 78 RS 78 RB 78 PS 78 PB
ELECTRICAL SPECIFICATIONS
Theoretical Electrical Angle (TEA) (AEA) - 3°
Independent Linearity (over TEA)
Actual Electrical Angle (AEA) 340° ± 5°
Ohmic Values (R
Ohmic Value Tolerances at 20 °C
Output Smoothness 0.1 %
Maximum Power Rating at 70 °C 0.3 W
Wiper Current Recommended: a few µA - 1 mA max. (continuous)
Tap (Current or Voltage) 1: On request NA
Resistance Load on Wiper
End Voltage ≤ 0.5 %DC
Insulation Resistance
Dielectric Strength
) 1 - 2 - 5 - 10 kΩ (on request other values) 1 - 2 - 5 - 10 kΩ
T
A ≤ ± 1 %, on request: B ≤ ± 0.5 % C ≤ ± 0.35 %
Standard: ±
20 %/special: ± 10 % ± 20 %
≥ 1000 x R
≥ 1000 MΩ, 500 V
≥ 500 V
RMS
T
DC
, 50 Hz
RoHS
COMPLIANT
A ≤ ± 2 %
MECHANICAL SPECIFICATIONS
Mechanical Angle (MA) 360° continuous
On Request: Stops 342° ± 5°
Mounting Type Servo Bushing Servo
Shaft Guiding Sleeve bearings
Shaft Stainless steel
Option: Flat or Screw Driver Slot On Shaft On request NA
Termination Turrets
Wiper Precious metal multi-finger contact
Starting Torque (N.cm) ≤ 0.5
Torque on Stops (N.cm) ≥ 20
Weight (g) Bushing 17 g ± 3 g Servo 12 g ± 3 g
Bushing
PERFORMANCE
Life (106 Cycles) 5
Temperature Range - 55 °C to + 125 °C
Climatic Category 55/125/04
Speed Rotation (RPM) 150
Sine Vibration on 3 Axes 15 g from 10 Hz to 2000 Hz
Mechanical Shocks on 3 Axes 50 g - 11 ms - half sine
www.vishay.com For technical questions, contact: sfer@vishay.com Document Number: 54008
28 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
× 1.6
Ø 22.2 ± 0.13
8
2.5 MAX.
Notes:
(1)
On request: Ø 10.3 mm or 12.3 mm
(2)
On request: without antirotation pin
Ø 9.52
(2)
± 0.1
8 ± 0.4
(1)
Ø 9.52 × 0.79
3
/8 - 32 NEF - 2A
7 MIN.
9.3 ± 0.25
22.2 ± 0.8
Ø 6.35
Ø 8 MAX.
+ 0.1
-
0.1
78 PS
78 RS
Ø 19.05
Ø 22.2 ± 0.13
Vishay Sfernice
SIZE 09
12.4 ± 0.4
2.5 max.
+ 0
-
0.05
12.7 ± 0.8
1.5 MIN.
Ø 19.8
MAX.
1.6
1.6
Ø 3.175
+ 0.1
-
0.1
+ 0.1
-
0.1
+ 0
-
0.013
REAR VIEW DIMENSIONS in millimeters, general tolerance 0.5 mm
SIZE 09
STANDARD
3 TURRETS
General Tolerance ± 0.5 mm
1
90°
2
INTERMEDIATE TAP ON REQUEST
90°
3
Ø 9.6
2
4
Ø 8.6
31
SPECIAL
(4 TURRETS)
3.7 MAX.
Ø 1.6
ORDERING INFORMATION/DESCRIPTION
ECS 78 P S M A T 103 e4
SERIES MODEL TYPE FIXATION
P
R
S: Servo On request A: ± 1% or ± 2 % On request 102: 1 kΩ Finish
B: Bushing M B: ± 0.5 % T: Voltage 202: 2 kΩ
MECHANICAL
STOPS
LINEARITY TAP OHMIC VALUE
C: ± 0.35 % U: Current 502: 5 kΩ
position to 103: 10 kΩ
be specified
LEAD
SAP PART NUMBERING GUIDELINES
ECS 78RB B 102
SERIES MODEL LINEARITY OHMIC VALUE
Document Number: 54008 For technical questions, contact: sfer@vishay.com
Revision: 24-May-07 29
www.vishay.com
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