3M 2273E, 2250E manual Technical Information, Transmitter, Receiver, Environmental, Physical

Models: 2273E 2250E

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TECHNICAL INFORMATION

TECHNICAL INFORMATION

Transmitter

 

 

Frequencies:

 

 

Trace mode:

577

Hz, 8 kHz, 33 kHz, 133 kHz

Sheath Fault mode: 10 and 20 Hz for faults and

(2273E only)

577

Hz & 33 kHz for tracing

Tone mode:

577

Hz & 133 kHz pulsed at 8 Hz

Induction mode:

33 kHz and 133 kHz

Output Power:

3 watts maximum or 5 watts w/external DC source

Battery Life:

50 hours, typical (Normal output level)

 

10 hours, typical (High output level)

Recommended Batteries: six Duracell™ Alkaline size LR14 (MN1400)

External DC Power:

9 - 18 VCD (1A)

Receiver

 

Frequencies:

 

Active Trace/Tone:

577 Hz, 8 kHz, 33 kHz, 133 kHz

Passive Power:

50 Hz, 60 Hz (user selectable)

 

L50/60 (5th harmonic), H50/60 (9th harmonic)

 

100/120 (for rectified power frequencies)

Auxiliary:

E Models: Passive VLF, LF 15 Khz-30 Khz

 

E LD Models: 273 Hz, 333 Hz, LF

Passive VLF:

15 kHz - 30 kHz

Trace Modes:

Dual Peak, Special Peak, Dual Null, Differential

Depth Range:

0 to 914 cm (0 to 360 inches)

Depth Accuracy:

+10% + 1 digit for 0 to 150 cm (0 to 59 inches)

 

+15% for 150 cm to 457 cm (60 to 180 inches)

 

+20% for 457 cm to 914 cm (180 to 360 inches)

Battery Life:

50 hours, typical

Recommended Batteries: six Duracell Alkaline LR6 (MN1500)

Environmental

 

Temperature Range:

-20°to 50° C (-4°to 122° F)

Operating :

Storage:

-40°to 70° C (-40°to 158° F)

Physical

 

Receiver Weight:

1.9 kg (4.1 lbs)

Transmitter Weight:

2.4 kg (5.2 lbs)

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3M 2273E, 2250E manual Technical Information, Transmitter, Receiver, Environmental, Physical