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FW Murphy Magnetic Pickup
Models: MP3298, MP7905, and MP7906
Murphy MP series magnetic pickups
MP series Magnetic Pickup Speed Transducers
转速传感器
Please read the following information before installing. A visual inspection of this product for damage
during shipping is recommended before mounting. These instructions are intended for MP3298, MP7905, and MP7906 models.
MP series magnetic pickups PDF Catalog
Description
A magnetic pickup is an AC generator. It is normally installed into the flywheel
housing of an internal combustion engine, so that the starter ring
gear acts upon it to generate a voltage pulse each time a gear tooth passes
the end of the sensor.
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| MP3298 Magnetic Pickup (20700162) |
MP7905 Magnetic Pickup (20700160) |
MP7906 Magnetic Pickup (20700161) |
Magnetic Pickups Available mag pickup models:MP3298 MP7906 MP7905
Specifications
Housing Material:
MP3298: Type 300 Stainless Steel.
Locknut: Type 300 Stainless Steel.
MP7905 and MP7906: Type 6061 Aluminum/Anodize Class 1.
Locknut: Steel Nickel Plated.
Output Leads (all models): Two insulated leads, 20AWG, STR/TEF
insulated per MIL-W-16878D Type E, 1 White and 1 Black.
200 V.P.P. TYP. (tested at 1000 I.P.S.
20 Pitch gear, 0.005 Gap., and 100K OHM Load).
Coil Resistance:
MP3298: 975 Ohms TYP.
MP7905 and MP7906: 2500 Ohms TYP.
Potting (all models): Internal portion of pickup is filled with epoxy resin,
making the magnetic pickup oil and moist resistant.
Coil Induct.:
MP3298: 800 mH max, @ 1K Hz.
MP3298: 400 mH TYP. @ 1K Hz.
Pickup Part
Model Number Length Size
MP3298 20700162 3 in. (76 mm) 3 in. (76 mm) 5/8-18 UNF
MP7906 20700161 3 in. (76 mm) 3 in. (76 mm) 3/4-16 UNF
MP7905 20700160 4-1/2 in. (114 mm) 4-1/2 in. (114 mm) 3/4-16 UNF
BEFORE BEGINNING INSTALLATION OF THIS MURPHY PRODUCT
A. MP3298 and MP7906= 3 in. (76 mm)
MP7905= 4.5 in. (114 mm)
B. MP3298= 5/8-18 UNF-2A
MP7905 and MP7906= 3/4-16 UNF-2A
C. MP3298= 0.250 in. (6 mm)
MP7905 and MP7906= 0.370 in. (9 mm)
A magnetic pickup is an AC generator. It is normally installed into the flywheel?housing of an internal combustion engine, so that the starter ring?gear acts upon it to generate a voltage pulse each time a gear tooth passes?the end of the sensor.
Pickup Model |
Part Number |
Total Length |
Threaded Length |
Thread Size |
| MP3298 |
20700162 |
3 in. (76 mm) |
3 in. (76 mm) |
5/8-18 UNF |
| MP7906 |
20700161 |
3 in. (76 mm) |
3 in. (76 mm) |
3/4-16 UNF |
| MP7905 |
20700160 |
4-1/2 in. (114 mm) |
4-1/2 in. (114 mm) |
3/4-16 UNF |
Mag pickups Magnetic Pickups
MP series magnetic pickups
Magnetic Pickups
Mag pickups
Available mag pickup models:
MP3298
MP7906
MP7905
A magnetic pickup is an AC generator. It is normally installed into the flywheel housing of an internal combustion engine, so that the starter ring gear acts upon it to generate a voltage pulse each time a gear tooth passes the end of the sensor.
Pickup Model Part Number Total Length Threaded Length Thread Size
MP3298 20700162 3 in. (76 mm) 3 in. (76 mm) 5/8-18 UNF
MP7906 20700161 3 in. (76 mm) 3 in. (76 mm) 3/4-16 UNF
MP7905 20700160 4-1/2 in. (114 mm) 4-1/2 in. (114 mm) 3/4-16 UNF
MP3298 Mag pickups Magnetic Pickups | MP7906 Mag pickups Magnetic Pickups | MP7905 Mag pickups Magnetic Pickups
- Housing Material :
- MP3298 : Type 300 Stainless Steel.
- Locknut : Type 300 Stainless Steel.
- MP7905 and MP7906 : Type 6061 Aluminum/Anodize Class 1.
- Locknut : Steel Nickel Plated.
- Output Leads (all models) : Two insulated leads, 20AWG, STR/TEF insulated per MIL-W-16878D Type E, 1 White and 1 Black.
- Output Voltage (all models) : 200 V.P.P. TYP. (tested at 1000 I.P.S. 20 Pitch gear, 0.005 Gap., and 100K OHM Load).
- Coil Resistance :
- MP3298 : 975 Ohms TYP.
- MP7905 and MP7906 : 2500 Ohms TYP.
- Potting (all models) : Internal portion of pickup is filled with epoxy resin, making the magnetic pickup oil and moist resistant.
- Temperature (all models) : -65° to +225°F (-54 ° to 107°C).
- Coil Induct .:
- MP3298 : 800 mH max, @ 1K Hz.
- MP3298 : 400 mH TYP. @ 1K Hz.
A magnetic pickup i s an AC generator. It is normally installed into the flywheel housing of an internal combustion engine, so that the starter ring gear acts upon it to generate a voltage pulse each time a gear tooth passes the end of the sensor.
MP Series Magnetic Pickups (Speed / Time Sensors & Instruments)
Available mag pickup models:
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A magnetic pickup is an AC generator. It is normally installed into the flywheel housing of an internal combustion engine so that the starter ring gear acts upon it to generate a voltage pulse each time a gear tooth passes the end of the sensor.
| Pickup Model |
Part Number |
Total Length |
Threaded Length |
Thread Size |
| MP3298 |
20700162 |
3 in. (76 mm) |
3 in. (76 mm) |
5/8-18 UNF |
| MP7906 |
20700161 |
3 in. (76 mm) |
3 in. (76 mm) |
3/4-16 UNF |
| MP7905 |
20700160 |
4-1/2 in. (114 mm) |
4-1/2 in. (114 mm) |
3/4-16 UNF |
Specifications
Housing Material :
- MP3298 : Type 300 Stainless Steel.
- Locknut : Type 300 Stainless Steel.
- MP7905 and MP7906 : Type 6061 Aluminum/Anodize Class 1.
- Locknut : Steel Nickel Plated.
- Output Leads (all models): Two insulated leads, 20AWG, STR/TEF insulated per MIL-W-16878D Type E, 1 White and 1 Black.
- Output Voltage (all models): 200 V.P.P. TYP. (tested at 1000 I.P.S. 20 Pitch gear, 0.005 Gap., and 100K OHM Load).
- Coil Resistance:
- MP3298 : 975 Ohms TYP.
- MP7905 and MP7906 : 2500 Ohms TYP.
- Potting (all models): Internal portion of pickup is filled with epoxy resin, making the magnetic pickup oil and moist resistant.
- Temperature (all models): -65° to +225°F (-54 ° to 107°C).
- Coil Induct.:
MP3298 : 800 mH max, @ 1K Hz.
MP3298 : 400 mH TYP. @ 1K Hz.
For more information about this product, you can download the related literature here:
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