Wilcoxon P703B, Operating Instructions

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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
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Due to continued research and development, Wilcoxon Research reserves the right to amend this specification without notice.
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SPECIFICATIONS
INPUT CHARACTERISTICS
Voltage to Transducer .................................................... 27 VDC
1
Current to Transducer, ± 20% ......................................... 2.4 mA DC
Maximum Input Voltage ................................................. 10 V rms
OUTPUT CHARACTERISTICS
Output Impedance (accelerometer attached to input) .... same as transducer
Recommended Load Impedance ................................... >100 k
Ω
TRANSFER CHARACTERISTICS
Frequency Response ..................................................... same as transducer
Channels ........................................................................ 3
Channel Separation ....................................................... >80 dB
BATTERY TEST CIRCUIT
LED Lights ..................................................................... >18 VDC
Battery Life ..................................................................... >40 hours
POWER REQUIREMENTS
Batteries ......................................................................... (3) 9V alkaline
ENVIRONMENTAL
Temperature Range ....................................................... 0 to 55 ° C
PHYSICAL CHARACTERISTICS
Size ............................................................................... 3" width, 2.4" height, 4" depth
Weight ............................................................................ 0.84 lb
Connectors:
Signal Input ............................................................ BNC
Signal Output ......................................................... BNC
Models P703B
Three Channel Power Unit
98446 Rev.G 10/01
NOTES:
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).
OPTIONS: • Model P703BT for use with Models 733 and 993 triaxial accelerometers.
ACCESSORIES SUPPLIED: (3) 9V alkaline batteries.
ACCESSORIES AVAILABLE: NC3 Ni-Cad battery kit; LA704B (110V) Line Adaptor;
LA704B-220 (220V) Line Adaptor; BNC Series adaptors
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