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RA16 Series
TOCOS
PA N E L C O N T R O L S
(R)
16mm Diameter, Single-Turn, Wirewound Industrial Panel Controls
RA16Y
RA16YP
Features
16mm diameter, single-turn industrial panel controls Wirewound element Single unit, single shaft Linear taper Metal shaft and bushing Shaft lock models available Panel and PCB mounting styles 3mm diameter shafts in slot, flat or round end styles Standard 10mm or 15mm shaft length Lug or right angle mount pin terminals Low operating temperature option of 10 C or 30 C, up to 100 C
Specifications
Electrical
Standard Resistance Range . . . . . . . . . . . . . . 10 to 10 k Resistance Tolerance . . . . . . . . . . . . . . . . . 10% standard ( 5%, 2% or 1% special order ) End Resistance . . . . . . . . . . . . . . . . . . R ! 500 = 1 max. R 0 500 = 0.2% max. Resistance Taper . . . . . . . . . . . . . . . . . . . . . . . . . . B = linear Power Rating . . . . . . . . . . . . . . . . . . . . . . 0.5 watt at 40 C Load Life . . . . . . . . . . . . Insulation Resistance . . . . . . . 100M minimum at 500VDC Dielectric Strength . . . . . . . . . . . . . . . . . . 500VAC, 1 minute Theoretical Resolution
Resistance ( ) 10 20 50 100 200 Resolution ( % ) 0.95 0.76 0.58 0.45 0.39 Resistance ( ) 500 1,000 2,000 5,000 10,000 Resolution ( % ) 0.28 0.30 0.23 0.16 0.14
Environmental
Temperature Range . . . . . . . . . . . . . . Y = or X = 10 C to 30 C to 100 C 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%
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
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
TOCOSAMERICA, INC.
1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales@tocos.com www.tocos.com
49
RA16 Series
RA16Y & RA16X
Panel Mount, Single Unit, Single Shaft Right Angle Ear-Lug Terminals, 3-Lug Inline Pattern
Dimensions
Unit: mm
Recommended Panel Mounting Hole
RA16YL
Panel Mount, Single Unit, Single Shaft with Shaft Lock Right Angle Ear-Lug Terminals, 3-Lug Inline Pattern
Recommended Panel Mounting Hole
RA16YP & RA16XP
PCB Mount, Single Unit, Single Shaft Right Angle Mount Pin Terminals, 3-Pin Inline Pattern, 2-Pin Rear Support Bracket
Recommended PCB Mounting Holes
50
1177 East Tower Road, Schaumburg, IL 60173
TOCOSAMERICA, INC.
Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales@tocos.com www.tocos.com
RA16 Series
RA16YPL
Dimensions
Unit: mm
PCB Mount, Single Unit, Single Shaft with Shaft Lock Right Angle Mount Pin Terminals, 3-Pin Inline Pattern, 2-Pin Rear Support Bracket
Recommended PCB Mounting Holes
TOCOSAMERICA, INC.
1177 East Tower Road, Schaumburg, IL 60173 Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales@tocos.com www.tocos.com
51
RA16 Series
RA 16 Y L 10 S B 103 K
Part Numbering System
NOTE: FMS = From Mounting Surface
Resistance Tolerance: K J G F
= = = =
10% (standard). 5% (special order ). 2% (special order ). 1% (special order ).
Resistance Code: Expressed in ohms. A three digit code where the first two digits are significant figures, and the third digit indicates the number of zeros that follow these figures (i.e., 100 = 10; 101 = 100; 102 = 1,000; 103 = 10,000; 105 = 1,000,000 ). See table for standard resistance values. Resistance Taper: B = Linear. Shaft End Style: S = Slotted. F = Flatted. R = Round. Standard Shaft Length: 10 = 10mm FMS. 15 = 15mm FMS. Up to 30mm shaft length available (special order ). Style: Blank = Panel Mount, Single Unit, Single Shaft, Right Angle Ear-Lug Terminals, 3-Lug Inline Pattern. L = Panel Mount, Single Unit, Single Shaft with Shaft Lock, Right Angle Ear-Lug Terminals, 3-Lug Inline Pattern. P = PCB Mount, Single Unit, Single Shaft, Right Angle Mount Pin Terminals, 3-Pin Inline Pattern, 2-Pin Rear Support Bracket. PL = PCB Mount, Single Unit, Single Shaft with Shaft Lock, Right Angle Mount Pin Terminals, 3-Pin Inline Pattern, 2-Pin Rear Support Bracket. Operating Temperature Range: Y = X= Size: 16 = 16mm Diameter. TOCOS Series Name: RA = Wirewound Element. 10 C to 100 C. 30 C to 100 C.
Standard Resistance Values and Part Numbering Codes
Standard Nominal Total Resistance Values and Part Numbering Codes
Resistance ( ) 10 20 50 Code 100 200 500 Resistance ( ) 100 200 500 Code 101 201 501 Resistance ( ) 1,000 2,000 5,000 Code 102 202 502 Resistance ( ) 10,000 Code 103
Refer to Shaft End Styles Specifications and Hardware Specifications for details and availability. For additional information, refer to Guidelines and Precautions for Using Panel Controls.
52
1177 East Tower Road, Schaumburg, IL 60173
TOCOSAMERICA, INC.
Tel: 847-884-6664 Fax: 847-884-6665 E-mail: sales@tocos.com www.tocos.com

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