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参数资料
| 型号： | 81A2A-B28-A10/A10L |
| 厂商： | Bourns Inc. |
| 文件页数： | 3/6页 |
| 文件大小： | 0K |
| 描述： | POT 1K OHM 5/8" SQ 2W CERMET |
| 标准包装： | 5 |
| 系列： | 81 |
| 电阻（欧姆）： | 1k |
| 功率（瓦特）： | 2W |
| 容差： | ±10% |
| 温度系数： | ±150ppm/°C |
| 匝数： | 单路 |
| 旋转： | 300° |
| 调节型： | 侧面调节 |
| 电阻材料： | 金属陶瓷 |
| 端接类型： | PCB 引脚 |
| 触动器长度： | 0.875"（22.22mm） |
| 触动器类型： | 开槽轴 |
| 触动器直径： | 0.250"（6.35mm） |
| 尺寸 - 主体： | 方形 - 0.625" L x 1.025" W x 0.625" H（15.88mm x 26.04mm x 15.88mm） |
| 安装类型： | 通孔 |
| 包装： | 散装 |
81/82 - 5/8 ” Square Single-Turn Panel Control
Product Dimensions
"A" Bushing
3/8 " (9.53 mm) Dia. Plain - Single Shaft
"B" Bushing
3/8 " (9.53 mm) Dia. Plain - Single Shaft
"C" Bushing
1/4 " (6.35 mm) Dia. Plain - Single Shaft
9.50 ± .38
3/8-32 UNEF
(.375 ± .015)
6.35 ± .03
(1/4 ± 1/32)
7.92
.25
(.312)
(.375 ± .005)
(11/16)
SHAFT SLOT
WIDE X
6.32 ± .03
(.249 ± .001)
45 ° ± 5 ° X
6.35 ± .13 (3/8, 1/2, 5/8, 3/4, 7/8, ± 1/32)
STANDARD
3.162 ± .025
(.1245 ± .001)
SHAFT SLOT
WIDE X
.79 ± .25
(.031 ± .010)
45 ° ± 5 ° X
6.35 ± .05
CHAMFER (.010)
(9/16)
12.7,15.88,19.05,22.23±.79
(1/2, 5/8, 7/8, ± 1/32)
STANDARD
DIA.
SHAFT SLOT 1.19 WIDE X
(.047)
1.60+.38/-.00 DEEP
(.063+.015/-.000)
MIN.
9.53 ± .13 45 ° ± 5 ° X (.010)
CHAMFER
PILOT DIA.
5.49 OPTIONAL FLAT 16.00 LONG OR 1.52 FROM
(.216) (.63) (.06)
17.46
"A" BUSHING END FOR SHAFTS UNDER
12.70 ± .13
(.500 ± .005)
3/8-32 UNEF
11.13
(.438)
MIN.
9.53 ± .13
(.375 ± .005)
PILOT DIA.
15.88 ± .79
(5/8 ± 1/32)
STANDARD
1.19
(.047)
1.60 + .38/- .00 DEEP
(.063 +.015/-.000)
DIA.
.25
CHAMFER (.010)
9.53,12.7,15.88,19.05,22.23 ± .79
1/4-32 UNEF
(.250 ± .005)
DIA.
.79
(.031)
DEEP
4.45
(.175) .25
MIN.
(.250 ± .002)
PILOT DIA.
2.39 ± .13 OPTIONAL FLAT 6.35 LONG OR 1.52 FROM
(.094 ± . 005) (.250) 14.30 (.06)
"C" BUSHING END FOR SHAFTS UNDER
"E" Bushing
1/4 " (6.35 mm) Dia. Locking - Single Shaft
"A" Bushing
3/8 " (9.53 mm) Dia. Plain - Concentric Shaft
"C" Bushing
1/4 " (6.35 mm) Dia. Plain - Concentric Shaft
6.32 ± .03
(.249 ± .001)
3.162 ± .025
(.1245 ± .001)
12.7 ± .13
(.500 ± .005)
15.88 ± .79
(5/8 ± 1/32)
STANDARD
3.18 ± .03
(.125 ± .001)
DIA.
19.05 ± .79
(3/4 ± 1/32)
STANDARD
28.58 ± .79
(1-1/8 ± 1/32)
STANDARD
9.53
(.375)
DIA.
DIA.
15.88 ± .79
(5/8 ± 1/32)
STANDARD
25.40 ± .79
(1 ± 1/32)
STANDARD
6.35
(.25)
1.98 ± .03
(.078 ± .001)
DIA.
45 ° ± 5 ° X (.010)
3/8-32 UNEF TRIPLE CONCENTRIC (.078 ± .001)DIA.
OUTER SHAFT
DIA. OPERATES SECTION #1 INNER SHAFT
3.18
(.125)
3.162 ± .025
1/4-32 UNEF
(.1245 ± .001)
.078
1/4-32 UNEF
10.80
(.425)
MIN.
6.35 ± .05
(.250 ± .002)
PILOT DIA.
SHAFT SLOT .78 WIDE X
.78 ± .03 (.031)
(.031 ± .001) DEEP
.25
CHAMFER
1.98 ± .03
(SPECIAL ORDER)
7.47
(.249)
DIA. OPERATES SECTION #2, #3, & #4 ("G" STYLE)
DIA.
OUTER SHAFT 3.18 DIA. OPERATES SECTION #1 INNER SHAFT
(.125)
(1.95) DIA. OPERATES SECTION #2, #3, & #4 ("K" STYLE)
"S" Bushing
10 mm Dia. Locking - Single Shaft
22.00 ± 0.79
12.50 ± 0.38
(.492 ± .015)
(.866 ± .031)
STANDARD
(.040 ± .004)
(.071 ± .010)
MIN.
45 ° ± 5 ° X
M10 x 0.75-6g
10.92
(.430)
1.01 ± 0.10
SHAFT SLOT
1.80 ± 0.25
WIDE X DEEP
6.000 +0.000/-0.075
DIA.
(.236 +.000/-.003)
.25
CHAMFER (.010)
9.90
PILOT DIA.
(.390)
DIMENSIONS:
MM
(INCHES)
1
CCW
2
POTENTIOMETER
3
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their speci?c applications.
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