Document Number: 66102

Revision 25-Aug-00

www.vishay.com

4

MP10

Vishay Angstrohm

FEATURES

• Diameter 1 9/16" [39.69mm]

• Depth behind panel 1 3/8" [34.92mm]

• Shaft 1/4" [6.35mm] diameter

• Rotation 300

° ± 5°

• Weight 0.180 pounds (82 grams)

• Mounts on panels up to 1/4" [6.35mm] by means of a 3/8" [9.52mm], 32 bushing

and hex nut

• Non-turn lugs require 3/16" [4.76mm] hole, 1/2" [12.70mm] below center of shaft -

Model "A" shaft

• U. L. Recognized, File No. E51076

Power Rheostats

25 Watt

— Resistance value

— Amps

— Date code

MP10

MODEL

A

BUSHING AND SHAFT CONFIGURATION

1500

VALUE

NOTE: For Additional Features: Submit detailed drawing information when ordering “non-standard” parts.

MARKING

ORDERING INFORMATION

11/32 [8.73]

5/8 [15.88]

1/2 [12.70]

5/8

[15.88]

TYPE B: 1/2 [12.70], 11/32 [8.73]

Models. Slotted shaft with standard

bushing for 1/8 [3.18] panel.

TYPE C: 3/4 [19.05], 5/8 [15.88]

Models. Locking bushing with

slotted shaft for 1/4 [6.35] panel.

TYPE D: 5/8 [15.88], 1/2 [12.70]

Models. Locking bushing with

slotted shaft for 1/8 [3.18] panel.

TYPE E: 27/32 [21.43], 11/32 [8.73]

Models. Std. bushing and flatted shaft

w/screwdriver slot for 1/8 [3.18] panel.

11/32 [8.73]

27/32

[21.43]

3/4

[19.05]

1/2

[12.70]

SPECIAL SHAFTS in inches [millimeters]

* All other intermediate resistance values are available

and can be manufactured on a normal delivery cycle.

Angstrohm rheostat standard wattage

ratings are based on a 300

°C rise in

“free-air” in ambient not exceeding

+ 40

°C (shown). For other applica-

tions, wattage ratings are available

based on 340

°C rise in "free-air" in

ambient not exceeding + 25

°C, and in

other cases + 50

°C.

DERATING

TOTAL

OHMS

1.0

2.0

3.0

6.0

8.0

10.0

15.0

25.0

35.0

50.0

75.0

100.0

125.0

175.0

250.0

350.0

500.0

750.0

1000.0

1500.0

2500.0

3500.0

5000.0

5.00

3.54

2.89

2.04

1.77

1.58

1.29

1.00

0.85

0.71

0.58

0.50

0.45

0.38

0.32

0.27

0.22

0.18

0.16

0.13

0.10

0.08

0.07

APPROXIMATE

STEPS

28

31

48

51

54

54

64

86

105

115

135

152

143

160

185

205

230

270

292

353

358

392

440

RESISTANCE VALUES*

MAXIMUM

AMPS

A = Standard Flatted Shaft

AMBIENT TEMP. DEG. CENTIGRADE

40

100

150

200

250

300

350

120

100

80

60

40

20

0

1 9/16

[39.69]

Dia.

1/2

[12.70]

.093 [2.36] Holes

for No. 2 Screws

27/32

[21.43]

.064 [1.63]

31/32

[24.61]

11/32

[8.73]

1 3/8

[34.92]

BUSHING 3/8 [9.52].

32 Thread with a

3/32 [2.38] Thick

Hex Nut

1/32

[.794]

3/8

[9.52]

1/4

[6.35]

1 1/2

[38.10]

Dial # 548

2 1/4 [57.15]

3/4

[19.05]

Knob # 552

DIMENSIONS in inches [millimeters]