RA16 Datasheet, PDF (1/4 Pages) TOCOSAMERICA, INC. – 16mm Diameter, Single-Turn,Wirewound Industrial Panel Controls

RA16 Series
TOCOS®
PANEL CONTROLS
16mm Diameter, Single-Turn, Wirewound Industrial Panel Controls
RA16Y
RA16YP
Features
Ⅲ 16mm diameter, single-turn industrial panel controls Ⅲ Wirewound element Ⅲ Single unit, single shaft
Ⅲ Linear taper Ⅲ Metal shaft and bushing Ⅲ Shaft lock models available Ⅲ Panel and PCB mounting styles
Ⅲ 3mm diameter shafts in slot, flat or round end styles Ⅲ Standard 10mm or 15mm shaft length
Ⅲ Lug or right angle mount pin terminals Ⅲ Low operating temperature option of ؁10؇C or ؁30؇C, up to ؀100؇C
Specifications
Electrical
Standard Resistance Range . . . . . . . . . . . . . . 10Ω to 10 kΩ
Resistance Tolerance . . . . . . . . . . . . . . . . . ؓ10% standard
(ؓ5%,ؓ2% or ؓ1% special order )
End Resistance . . . . . . . . . . . . . . . . . . R ! 500Ω = 1Ω max.
R ⁰ 500Ω = 0.2% max.
Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . B = linear
Power Rating . . . . . . . . . . . . . . . . . . . . . . 0.5 watt at ؀40؇C
Insulation Resistance . . . . . . . 100MΩ minimum at 500VDC
Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute
Theoretical Resolution
Resistance ( Ω )
10
20
50
100
200
Resolution ( % )
0.95
0.76
0.58
0.45
0.39
Resistance ( Ω )
500
1,000
2,000
5,000
10,000
Resolution ( % )
0.28
0.30
0.23
0.16
0.14
Mechanical
Mechanical Travel . . . . . . . . . . . . . . . . . . . . . . . . . . 290؇ؓ5؇
Shaft Torque . . . . . 20.4 to 153 gf • cm (0.283 to 2.121 oz • in)
Stop Strength . . . . . . . . . . . 3.06 kgf • cm (42.42 oz • in) max.
Mounting Nut Torque . . . . . .10.2 kgf • cm (141.4 oz • in) max.
Solderability . . . . . . . . . . . . . . . . . . . . . . . 235؇C, 3 seconds
Marking . . . . . . . . . . . . . Model type, taper, resistance code,
shaft type, terminal identification, date code
Environmental
Temperature Range . . . . . . . . . . . . . . Y = ؁10؇C to ؀100؇C
or X = ؁30؇C to ؀100؇C
Temperature Characteristics . . . . . . . . . . .؀85؇C, 5 hours
without load
∆T/R ⁾ؓ5%
Low Temperature Exposure . . . . . . . ؁10؇C ( Y ),؁30؇C ( X )
1 hour without load
∆T/R ⁾ؓ3%
Load Life . . . . . . . . . . . . ؀40؇C, 1,000 hours with rated load
∆T/R ⁾ؓ3%
Moisture and Load Life . . . . . . . . . . . .؀40؇C, 90-95%RH,
500 hours with 1/10 rated load
∆T/R ⁾ؓ5%
Vibration . . . . . . . . . . . . . . . . . . .10-55Hz, 1.5mm amplitude,
2 directions, 2 hours each
∆T/R ⁾ؓ1%
Soldering Heat Resistance . . . . . . . . . 350؇C, 3.5 seconds;
260؇C, 5 seconds (PCB units)
∆T/R ⁾ؓ2%
Rotational Life . . . . 15,000 cycles (500 cycles for shaft lock
models only) with 1/2 rated load
∆T/R ⁾ؓ3%
R = Total Resistance Value; ∆T/R = Total Resistance Change
TOCOS AMERICA, INC.
49
1177 East Tower Road, Schaumburg, IL 60173 Tel: [phone] Fax: [phone] E-mail: [e-mail] www.tocos.com