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89W

MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer

厂商名称:BITECH

厂商官网:http://www.bitechnologies.com/

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MODEL 89
3/4” Rectangular
Multiturn
Cermet Trimming
Potentiometer
ELECTRICAL
1
Standard Resistance Range, Ohms
Standard Resistance Tolerance
Input Voltage, Maximum
Slider Current, Maximum
Power Rating, Watts
End Resistance, Maximum
Actual Electrical Travel, Turns, Nominal
Dielectric Strength
Insulation Resistance, Minimum
Resolution
Contact Resistance Variation, Maximum
ENVIRONMENTAL
10 to 2Meg
±10% (<100 Ohms = ±20%)
200 Vdc or rms not to exceed power rating
100mA or within rated power, whichever is less
0.75 at 85°C derating to 0 at 125°C
2 Ohms
20
1,000 Vrms
1,000 Megohms
Essentially infinite
1% or 1 Ohm, whichever is greater
Seal
Temperature Coefficient, Maximum
Operating Temperature Range
Thermal Shock
Moisture Resistance
Shock, 6ms Sawtooth
Vibration
High Temperature Exposure
Rotational Life
Load Life at 0.75 Watts
Resistance to Solder Heat
MECHANICAL
85°C Fluorinert® (No Leaks)
±100ppm/°C
–55°C to +125°C
5 cycles, –55°C to +125°C (1%
∆RT,
1%
∆VR)
Ten 24 hour cycles (1%
∆RT,
IR 100 Megohms Min.)
100G’s (1%
∆RT,
1%
∆VR)
20G’s, 10 to 2,000 Hz (1%
∆RT,
1%
∆VR)
250 hours at 125°C (2%
∆RT,
2%
∆VR)
200 cycles (3%
∆RT)
1,000 hours at 70°C (2%
∆RT)
260°C for 10 sec. (1%
∆RT)
Mechanical Stops
Torque, Starting Maximum
Weight, Nominal
Fluorinert® is a registered trademark of 3M Company.
Specifications subject to change without notice.
Clutch Action, both ends
5 oz.-in. (0.035 N-m)
.05 oz. (1.4 grams)
1-77
Model 89
LOW PROFILE (Inch/mm)
Model 89P and 90P
.093
±
.01
Dia. With
2.36
±
0.25
.025
±
.005
.031
±
.005
Wide X
Deep Slot
0.635
±
0.127
0.787
±
0.127
Metal Adjustment Screw:
.060
±
.015
1.524
±
0.381
.25
6.35
.015
±
.005
0.381
±
0.254
.015
0.381
Standoff
2 Places
(1)
(2)
.20
5.08
.185
±
.015
(3) 4.669
±
0.381
.125
±
.015
3.175
±
0.381
.050
±
.015
1.270
±
0.381
.021
±
.003 Dia.
0.533
±
0.076 Typ.
.10
2.54
.175
4.445 Min.
.19
4.83
Model No. And
Resistance Value
Marked On This
Or Opposite
Surface
.75
19.05
C
L
Solderable
Terminal Pins (3)
.50
12.70
Model 89P dimensions applicable to all other models except as noted.
Model 89W
(1)
(2)
.20
5.08
.50
12.70
(3)
.100
±
.015
2.540
±
0.381
.125
±
.015
3.175
±
0.381
.20
5.08
Model 89X
(1)
(2)
.30
7.62
.70
17.78
(3)
0.25
0.635
.050
±
.015
1.270
±
0.381
.10
2.54
1-78
Model 89
HIGH PROFILE (Inch/mm)
1
Model 89PH
.34
8.64
.03
0.76
(1)
(2)
(3)
.275
6.985
Standoff
2 Places
.02
0.51
Circuit Diagram Marked
On This Surface
Housing:
Molded Plastic
(All Models)
Pin Dimensions Same For 89P And 89PH
Model 89WH
.03
0.76
(1)
(2)
(3)
.275
6.985
.34
8.64
Standoff
2 Places
.02
0.51
Pin Dimensions Same For 89W And 89WH
Model 89XH
.03
0.76
(1)
Standoff
2 Places
.02
0.51
(2)
(3)
.275
6.985
.34
8.64
Pin Dimensions Same For 89X And 89XH
1-79
Model 89
PANEL MOUNT ADAPTER (Inch/mm)
Model 89B
Circuit Diagram
Marked On This
Surface
Material:
Molded
Plastic
.91
±
.01
23.11
±
0.25
.30
±
.01
7.62
±
0.25
.187
±
.010
4.750
±
0.254
.375
±
.010
9.525
±
0.254
.375
±
.010
9.525
±
0.254
Screwdriver Hole
.155
Dia. Min.
2.921
5/16-32 UNEF Thread
.187
±
.010
4.750
±
0.254
STANDARD RESISTANCE VALUES, OHMS
10
20
50
100
200
500
1K
2K
5K
10K
20K
25K
50K
100K
200K
250K
500K
1Meg
2Meg
PACKAGING
Standard:
Boxes
Capacity
=
100 Units (89P)
50 Units (All other styles)
Option:
Tubes (Models 89P, 89PH, 89X, 89XH and 90P only.)
All units oriented with #1 pin to same side.
Magazine
Width
Height
Length
Capacity
=
=
=
=
0.28”
0.65”
21.5”
25 Units
1-80
Model 89
ORDERING INFORMATION
1
Standard:
Model Series
(Use Model 90 to order
with transparent housing)
Pin Style
89 P R 10K LF
RoHS Compliant Product Code - Optional
Resistance Value
Resistance Prefix
Option:
Pin Style
89 P R 10K LF TB
Packaging Option:
TB = Tubes
(Models 89P, 89PH, 89X, 89H, 90P Only.)
Option:
Pin Style
89 P B R 10K LF
Panel Mount Adapter
(Use 89B to order
Adapter without
Trimmer)
CIRCUIT DIAGRAM
NOTES
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.
(2)
(1)
CW
(3)
INCH
mm
Tolerances unless otherwise specified:
Linear = ± .01 inches (.25mm)
Angular = ± 2 degrees
1-81
Model 89
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参数对比
与89W相近的元器件有:89B、89P、89PH、89WH、89X、89XH、89XR2K、90P。描述及对比如下:
型号 89W 89B 89P 89PH 89WH 89X 89XH 89XR2K 90P
描述 MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer MODEL 89 3/4 Rectangular Multiturn Cermet Trimming Potentiometer
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