Fisher M-97 Valve Box Locator
The Fisher M-97 is specially designed for finding buried or paved over valves, boxes, or manhole covers, or any other concealed metallic object. It also locates targets made of aluminum, brass and lead.
The M-97 features push button tuning allowing the user to quickly and easily maintain optimum sensitivity for easy pinpointing of buried metallic objects. Plus, the M-97 offers auto-tune circuitry and a waterproof search coil.
New to the M series is the ease with which the M-97 can be stored. Just compact the lower stem, twist the search coil 90 degrees, and fold the search coil flat. The M-97 fits easily into the optional carrying case.
In the Fisher tradition, the M-97 is affordable, tough, and simple to use while providing maximum performance. A two year limited warranty comes standard with the unit.
M-97 VALVE, PEDESTAL & BOX LOCATOR
The Fisher M-97 is specially designed for finding buried or paved
over valves, boxes, or manhole covers, or any other concealed metallic ob-
ject. It also locates targets made of aluminum, brass and lead.
The M-97 features push button tuning allowing the user to quickly
and easily maintain optimum sensitivity for easy pinpointing of buried me-
tallic objects. Plus, the M-97 offers auto-tune circuitry and a waterproof
search coil.
New to the M series is the ease with which the M-97 can be stored. Just
compact the lower stem, twist the search coil 90 degrees, and fold the search
coil flat. The M-97 fits easily into the optional carrying case.
In the Fisher tradition, the M-97 is affordable, tough, and simple to
use while providing maximum performance. A two year limited warranty
comes standard with the unit.
Two knobs and a pushbutton for simple operation
Adjustable shaft with double locking stem
Ground Effect Rejection VLF eliminates annoying or false
signals from wet ground foliage, pavement or mineralized ground
High sensitivity for maximum penetration through soil,
asphalt or concrete
Built-in Battery Test/Pushbutton Tuning
Ultra Slow Auto-Tune to stabilize ground tuning and
minimize frequency drift
Identifies metallic objects by speaker sound and needle
movement
Compact size for convenient storage
since 1931 since 1931
Fisher offers an extensive range of electronic detection instruments designed to meet the needs of the utility industry.
Specifications subject to change without notice.
Output Frequencies of search coil ......................... 4.5 kHz
Sensitivity .................... 0.20 mv RMS for full scale
Sensitivity Adjustment Range ................................ 12:1
Output Indication ....... Meter 1 milliamp, 0-100 linear scale
Speaker ............................... 16-ohm impedance
Headset (optional) ............ 8-ohm impedance
Audio Frequency .............. 450 Hz
Power Supply +9V supplies: .................................... (2) 9V
Battery Life Alkaline ................................................. 25-35 hours
Power Consumption .................................................. (-9V) 13.8 mA
........................................ At min. sound 8 mA
........................................ At max. sound 50 mA
........................................ At Audio threshold 17.5 to 18.5 mA
Search Coil
Configuration ........................................ Double-D
Weight with 8-inch search
coil ............................... 3.3 lbs. (1.5kg)
11-inch search
coil ............................ 3.9 lbs. (1.8kg)
Dimensions .................. 38 to 50 inches adjustable (96 to 127 cm)
Shipping Dimensions 6. x 13. x 35. (15.12 x 32.76 x 82.2 cm)
A c c e s s o r i e s
OPTIONAL:
Hard carrying case
Vinyl carrying bag
11. search coil
Fisher war 2-Year Warranty rants the M-97 to be free of defects in materials and work-
manship when it is shipped from the factory. The terms of this warranty are fully explained in a warranty registration
card that accompanies the instrument. Complete factory and field service facilities support the warranty.
