7383R1KT2L.50XX [TTELEC]
7/8 Diameter 3-Turn Wirewound Precision Potentiometer; 7/8直径3圈线绕精密电位器型号: | 7383R1KT2L.50XX |
厂家: | TT Electronics |
描述: | 7/8 Diameter 3-Turn Wirewound Precision Potentiometer |
文件: | 总5页 (文件大小:78K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
MODEL 7380 SERIES
7/8” Diameter
3–Turn
Wirewound
2
Precision Potentiometer
MODEL STYLES
7381
7383
1/8” Shaft, 1/4” Bushing
1/8” Shaft, Servo
7386
1/4” Shaft, 3/8” Bushing
1/4” Shaft, 3/8” Bushing
7388 ꢁfor heavy side load applicationsꢂ NEW PRODUCT
ELECTRICAL
Resistance Range, Ohms
100 to 30K
±±5
Standard Resistance Tolerance
Minimum Practical Resistance Tolerance
Independent Linearity
±15
±0ꢀ305 ꢁ(±00 Ohmsꢂ
±0ꢀ.±5 ꢁ≥±00 Ohmsꢂ
±0ꢀ305, ( ±00 Ohms
±0ꢀ.05, ≥ ±00 Ohms
1ꢀ± at 70°C derating to 0 at 1.±°C
1,000V rms
Minimum Practical Independent Linearity
Power Rating, Watts
Dielectric Strength
Insulation Resistance, Minimum
Noise, Maximum
1,000 Megohms
100 Ohms
Actual Electrical Travel
1080° + 10° – 0°, > 100 Ohms
1080° + 10° – ±°, ≤ 100 Ohms
±3°
Tap Tolerance
End Voltage, Maximum
0ꢀ.±5 of input voltage
Specifications subject to change without noticeꢀ
2-103
Model 7380 Series
ENVIRONMENTAL (MIL-R-12934)
Operating Temperature Range
Static: –±±°C to +1.±°C
Dynamic: –40°C to +1.±°C
Temperature Cycling
± cycles, –±±°C to +1.±°C ꢁ±5 ∆Rꢂ
Shock, 6ms Sawtooth
Vibration
Moisture Resistance
100G’s ꢁ0ꢀ1ms discontinuity maxꢀꢂ
1±G’s, 10 to .,000 Hz ꢁ±5 ∆R, 0ꢀ1ms discontinuity maxꢀꢂ
Five .4 hour cycles ꢁ35 ∆Rꢂ
High Temperature Exposure
Rotational Load Life
Rotational Life Model 7388 ꢁ1 pound Side Loadꢂ
1,000 hours at 1.±°C ꢁ±5 ∆Rꢂ
300K shaft revꢀ + 900 hrsꢀ at rated wattage at 70°C ꢁ±5 ∆Rꢂ
300K shaft revꢀ + 900 hrsꢀ at rated wattage at 70°C ꢁ±5 ∆Rꢂ
MECHANICAL
Total Mechanical Travel
Number of Gangs, Maximum
Weight, Nominal ꢁsingle gangꢂ
Backlash, Maximum
1080° + 1±° – 0°
.
0ꢀ7± ozꢀ
1°
7381, 7386
60 ozꢀ-inꢀ
.± lbꢀ-inꢀ
ꢀ010”
7383
36 ozꢀ-inꢀ
N/A
Static Stop Strength
Panel Nut Tightening Torque, Maximum
Shaft End Play, Maximum
ꢀ00±”
Shaft Runout, TꢀIꢀRꢀ, Maximum
Pilot Diameter Runout, TꢀIꢀRꢀ, Maximum
Lateral Runout, TꢀIꢀRꢀ, Maximum
Shaft Radial Play, Maximum
ꢀ003”
ꢀ004”
ꢀ00±”
ꢀ003”
ꢀ00.”
ꢀ00.”
ꢀ004”
ꢀ00.”
Start/Run Torque, Maximum ꢁper gangꢂ
1ꢀ. ozꢀ-inꢀ
0ꢀ9 ozꢀ-inꢀ
STANDARD RESISTANCE VALUES, OHMS
Theoretical
Resolution
(% Nominal)
Total
Resistance
Tempco
of Wire
100
.00
±00
1K
.K
±K
0ꢀ0±9
0ꢀ037
0ꢀ030
0ꢀ0.4
0ꢀ0.0
0ꢀ018
0ꢀ017
0ꢀ016
±.0 ppm/°C
±.0 ppm/°C
±.0 ppm/°C
±.0 ppm/°C
±.0 ppm/°C
±.0 ppm/°C
±.0 ppm/°C
±.0 ppm/°C
10K
.0K
2-104
Model 7380 Series
OUTLINE DIMENSIONS (Inch/mm)
Dim.
7381
7386
Models 7381 & 7386
ꢀ688±ꢀ013
17ꢀ47±±0ꢀ787
ꢀ81.±ꢀ031
.0ꢀ6.±±0ꢀ787
A
Bushing Mount with Sleeve Bearing
+ꢀ0000
-ꢀ0003
+0ꢀ0000
-0ꢀ0076
+ꢀ0000
-ꢀ000±
+0ꢀ0000
-0ꢀ01.7
ꢀ1.48
ꢀ.±00
Diaꢀ
Diaꢀ
Diaꢀ
B
3ꢀ1699
6ꢀ3±00
2
+ꢀ000
-ꢀ00.
+ꢀ000
-ꢀ00.
+0ꢀ000
-0ꢀ0±1
ꢀ.81
ꢀ406
C
D
Diaꢀ
+0ꢀ000
-0ꢀ0±1
7ꢀ137
10ꢀ31.
Mounting Surface
1/4-3. UNEF Thread
1ꢀ1.±±ꢀ031
3/8-3. UNEF Thread
.8ꢀ±8±0ꢀ79
ꢀ7±0±ꢀ016
Dimꢀ A
19ꢀ1±0ꢀ41
ꢀ1.±
3ꢀ18
Minꢀ
Dimꢀ B
Dimꢀ C
Slider
CCW
CW
7±°
Maxꢀ
ꢀ6.±
1±ꢀ9
R Maxꢀ
Slot: ꢀ03.±ꢀ00±/0ꢀ813±0ꢀ1.7 Wide X
ꢀ03.+ꢀ010-ꢀ000/0ꢀ813+0ꢀ.±4-0ꢀ000 Deep
ꢁNot on Rear Shaft Modelsꢂ
ꢀ080±ꢀ001
.ꢀ03±0ꢀ03
Diaꢀ
+ꢀ000
ꢀ87±±ꢀ016
..ꢀ.±0ꢀ41
Chamfer
ꢀ016/0ꢀ41 Maxꢀ x 4±°
ꢀ06.
Diaꢀ
-ꢀ010
+0ꢀ00
-0ꢀ.±
Dimꢀ D
1ꢀ±8
ꢀ31.±ꢀ016
7ꢀ93±0ꢀ41
OPTIONAL TERMINAL CONFIGURATION
.110
2.794
40°
VIEW B
.020 Thickness
SLIDER
.060 ± .003
1.524 ± .076
Dia.
.625 R MAX
15.9 R MAX
.062 ± .003
1.524 ± .076
Enlarged View B
Use Special Feature Code “FT” to order.
2-105
Model 7380 Series
OUTLINE DIMENSIONS (Inch/mm)
Model 7383
Servo Mount with Ball Bearing
Mounting Surface
1ꢀ.±0±ꢀ031
31ꢀ7±±0ꢀ79
ꢀ37±±ꢀ031
9ꢀ±3±0ꢀ79
ꢀ87±±ꢀ016
..ꢀ.±0ꢀ41
Clamp
Ears
ꢀ781
19ꢀ8
ꢀ6.±
1±ꢀ9
Diaꢀ Maxꢀ
Rꢀ Maxꢀ
ꢀ.±0
+ꢀ0000
-ꢀ0003
+0ꢀ0000
-0ꢀ0076
ꢀ1.48
10±°
Maxꢀ
6ꢀ3±
Minꢀ
CCW
CW
Diaꢀ
Slider
3ꢀ1699
+ꢀ000
-ꢀ001
+0ꢀ000
-0ꢀ0.±
+ꢀ00±
-ꢀ010
+0ꢀ13
-0ꢀ.±
ꢀ6.±
ꢀ87±
..ꢀ.
Diaꢀ
Diaꢀ
1±ꢀ87±
ꢀ080±ꢀ001
.ꢀ03±0ꢀ03
Diaꢀ
Chamfer
ꢀ016/0ꢀ406 Maxꢀ x 4±°
ꢀ87±±ꢀ016
..ꢀ.±0ꢀ41
Housing Diaꢀ
Clamp
ꢀ0±7
1ꢀ4±
Minꢀ
ꢀ9..
Diaꢀ Maxꢀ
ꢀ06.±ꢀ00±
1ꢀ±8±0ꢀ13
.3ꢀ4
ꢀ06.±ꢀ00±
1ꢀ±8±0ꢀ13
OPTIONAL TERMINAL CONFIGURATION
105° MAX
.110
2.794
40°
.020 Thickness
VIEW B
.060 ± .003
1.524 ± .076
Dia.
SLIDER
.625 R MAX
15.9 R MAX
.062 ± .003
1.524 ± .076
Enlarged View B
Use Special Feature Code “FT” to order.
METRIC CONVERSIONS
1 inꢀ
1 ozꢀ
.±ꢀ4 mm
.8ꢀ4 gm
1 ozꢀ-inꢀ
1 lbꢀ-inꢀ
0,007 N-m
0,113 N-m
2-106
Model 7380 Series
SPECIAL FEATURES
Center Tap
Linearity Tape
Rear Shaft Extension
Flatted Shaft
Slotted Shaft ꢁStandard on single cup 7386 without RSꢂ
Shaft Lock ꢁ7381, 7386 onlyꢂ
High Torque, .–6 ozꢀ-inꢀ ꢁ7386 onlyꢂ
Additional Gangs
CT
LT
RS
FS
SS
SL
HT
.G
FT
2
Gold Plated Solder Lug Terminals ꢁSee optional terminal configurationꢂ
ORDERING INFORMATION
7386 R 10K T2 L .50 XX
Model Series
Resistance Prefix
Resistance Value
Optional Special
Feature Code
Linearity
Optional
Non-Standard Tolerance
MATCHING TURNS COUNTING DIALS
7381: RBJ, .601, .641
7386: RB, .1.6, .606, .606S, .607, .607S, .6.6, .6.7, .646, .646S, .647, .647S
NOTES
CIRCUIT DIAGRAM
Metric equivalents, based on 1 inch = 25.4mm are rounded to
the same number of significant figures as in the original
English units and are provided for general information only.
ꢁSꢂ
INCH
mm
Tolerances unless otherwise specified:
Linear = .01 inches
(.25mm)
ꢁCCWꢂ
ꢁCWꢂ
Angular = 2 degrees
Model 7380 Series
2-107
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