Spindle Operated Potentiometers
Type 51 Series
Characteristics - Switch
Load Life:
Contact Resistance:
Rating:
Contact Configuration:
On/Off Torque:
Operational Angle:
Electrical Rotation:
1000 Hours at 0.5 W
< 20 milliohm initial
3.5 Amp @ 14.4 VDC
SPST Off @ CCW E
30 mNm maximum
30° maximum
50° to 295°
Soldering Condition
This product has been designed for flow solder only.
SOLDER BATH: 235°C +0°C/-5°C
IMMERSION TIME: 2 ±0.5 seconds
TEST CONDITIONS: IEC 391-1 clause 6.22.3
TEST METHOD: IEC 68-2
The Type 51 Series is designed for flow soldering only. If Hand Soldering is essential please take
extreme care when applying solder.
Do not overheat the terminal by prolonged exposure to heat otherwise intermittent operation
could result.
Derating Curve
100
80
60
40
20
0
-40
0
40 70
100
Ambient Temperature (°C)
Dissipation as a function of temperature.
Potentiometers covered by this specification are derated from 100%
rated dissipation at 40°C to zero dissipation at 100°C.
Linear Law 100% - 0.2W
Non-Linear Law 100% - 0.1W
Snap-In Shafts and Edgewheels - For Standalone Modules
The diagram illustrates the snap-in part of a plastic actuator which can be used
to rotate the Series 51 Standalone module.
Accessory Options - For Standalone Modules
At the date of publication the following mould tools exist for plug in accessories:
Shafts 60 mm long x 6 mm diameter
Shafts 30 mm long x 6 mm diameter
Shafts 20 mm long x 6 mm diameter
Shafts 10 mm long x 6 mm diameter
Edgewheel for horizontal modules 25mm diameter
with knurl end and screwdriver slot colour black
with knurl end and screwdriver slot colour black
with knurl end and screwdriver slot colour black
with knurl end and screwdriver slot colour black
colour black.
1773117 CIS BI 11/2011
Dimensions are in millimeters
and inches unless otherwise
specified. Values in brackets
are standard equivalents.
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
For email, phone or live chat, go to: te.com/help
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