Wilcoxon P703B Operating Instructions

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FEATURES:
• 3 channels
• Powers three separate 700 Series
accelerometers and DC decouples the
output
• Battery powered (line adaptor optional)
• Battery condition light
• Uses common 9 VDC transistor batteries
• Can drive up to 50 ft. of cable
Due to continued research and development, Wilcoxon Research reserves the right to amend this specification without notice.
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21 Firstfield Road, Gaithersburg, MD 20878 • Tel 301-330-8811 • Fax 301-330-8873 •1-800-WILCOXON • Email sensors@wilcoxon.com • Web www.wilcoxon.com

SPECIFICATIONS

INPUT CHARACTERISTICS

Voltage to Transducer ....................................................
Current to Transducer, ±20% .........................................
Maximum Input Voltage .................................................

OUTPUT CHARACTERISTICS

Output Impedance (accelerometer attached to input) ....
Recommended Load Impedance ...................................

TRANSFER CHARACTERISTICS

Frequency Response .....................................................
Channels ........................................................................
Channel Separation .......................................................

BATTERY TEST CIRCUIT

LED Lights .....................................................................
Battery Life .....................................................................

POWER REQUIREMENTS

Batteries .........................................................................

ENVIRONMENTAL

Temperature Range .......................................................

PHYSICAL CHARACTERISTICS

Size ...............................................................................
Weight ............................................................................
Connectors:
NOTES:
OPTIONS: • Model P703BT for use with Models 733 and 993 triaxial accelerometers.

ACCESSORIES SUPPLIED:

ACCESSORIES AVAILABLE:

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Signal Input ............................................................
Signal Output .........................................................
1
25.2 VDC when using Ni-Cad batteries.
2
For extended operation, the NC3 Ni-Cad Battery Kit should be used (see
accessories section).
(3) 9V alkaline batteries.
NC3 Ni-Cad battery kit; LA704B (110V) Line Adaptor;
LA704B-220 (220V) Line Adaptor; BNC Series adaptors
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Models P703B
Three Channel Power Unit
1
27 VDC
2.4 mA DC
10 V rms
same as transducer
>100 kΩ
same as transducer
3
>80 dB
>18 VDC
>40 hours
(3) 9V alkaline
0 to 55°C
3" width, 2.4" height, 4" depth
0.84 lb
BNC
BNC
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98446 Rev.G 10/01