How to Order
Feature
Hot-Molded / Industrial / Sealed / Switch
Locking-Bushing / Standard-Bushing
Meet MIL-R-94
Electrical Characteristics
Withstand Voltage………………………… 750Vdc
Switch insulation Voltage………………… 500V
Switch capacity…………………………… 250V 1A
Operating Noise…………………………… ≤68mV
Environmental Characteristics
Load Life at 70℃…………………...,1W 240 hours,
…………………… R/R≤±10%△
Rotational Life………………………….. 10000cycles
Mechanical Characteristics
Total mechanical travel ……….…………… 270°
Note: Above characteristics is exclusive for WS19-K1/K2, other characteristics is the same as WS19 series.
WS19 — 1 — 1W — 4K7 — 16 — 3 — A — K
① ② ③ ④ ⑤ ⑥ ⑦ ⑧
① Model-----WS19 Carbon composition Potentiometer
② Bushing Style
1 2 3 4 1A 1F K1/K2
Standard
bushing
Lock
Bushing
Standard
bushing &
dual resistive
elements.
Lock bushing
& dual
resistive
Standard
bushing
with 6mm
diameter
(Others: 8mm)
Standard
bushing &
waterproofing
Switch style
(difference
dimension
for K1 & K2)
③ Power Rating
1W-----linear taper; 0.5W-----log taper & anti-log taper
Pow er rating of resistor body far away from bushing will be cut half for WS19-3/4.
④ Standard Resistance ----- standard resistance table is available in WS series datasheet
⑤ Length of Operating shaft (from mounting surface) 16/20/25/40/50/60mm are available. Custom lengths upon request.
⑥ Shaft Style: 3-----Slotted shaft; 5-----Flatted shaft; 1------Knurled
⑦ Taper
A-----Linear Taper; B-----Log Taper; C-----Anti-Log Taper;
⑧ Resistance Tolerance
K= 10%; M= 20%
WS19-K1
WS19-K2
WS19 - K1/K2 Carbon Composition Potentiometer
Sharma Potentiometers
Tel: (949)642-7324 SECI Engineers & Buyers' Guide Fax: (949)642-7327
