3M 2273 사용자 설명서

Frequencies:

Trace mode:

577 Hz, 8 kHz, 33 kHz, 200 kHz

Sheath Fault mode:

10 and 20 Hz for faults and 577 Hz and 33kHz for tracing

Tone mode:

577 Hz & 200 kHz pulsed at 8 Hz

     Induction mode:

33 kHz and 200 kHz

Output Power:

3 watts maximum or 5 watts w/external DC source
(Option A only)

Battery Life:

50 hours, typical (Normal output level)
10 hours, typical (High output level)

Recommended
Batteries:

Six Duracell™ Alkaline size C (MN1400)

External DC Power:

9-18 V DC (1A) (Option A only)

Frequencies:

Active Trace/Tone:

577 Hz, 8 kHz, 33 kHz, 200 kHz

Passive Power:

50 Hz or 60 Hz (user selectable)
L50/60 (5th harmonic)
H50/60 (9th harmonic)
100/120 (for rectified power frequencies)

Auxiliary:

T-Model: 31.5 kHz, 512 Hz and 560 Hz
P-Model: 31.5 kHZ
LD Models: 273 Hz, 333 Hz, 340 Hz, 393 Hz,
400Hz, 460Hz

Trace Modes:

Dual Peak, Special Peak, Dual Null, Differential (left -
right indication)

Depth Range:

0 to 360 inches  (0 to 914 cm)

Depth Accuracy:

±10% ± 1 digit for 0 to 60 inches (0 to 152 cm)

±15% for 60 to 180 inches (152 cm to 457 cm)

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

Battery Life:

50 hours, typical

Recommended
Batteries:

Six Duracell Alkaline size AA (MN1500)

Temperature Range:

Operating :  -4

° to 122° F  (-20° to 50° C )

Storage:  -40

° to 158° F  (-40° to 70° C )

Receiver Weight:

4.1 lbs (1.9 kg)

Transmitter Weight:

5.2 lbs (2.4 kg)