
General Information
VDR24 Radar Detection System, Rev. 1.0 11
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1.1. Safety and Regulatory Information
Read and thoroughly understand this manual before attempting any of the procedures listed.
Pay particular attention to:
CAUTION
and
These headings may appear throughout this manual. Caution statements indicate conditions
that could cause damage to equipment. Important notes, advisories or guidance are highlighted
with a gray background. Always observe standard precautions familiar to trained electrical
technicians, and always adhere to all safety regulations stipulated by the railroad.
1.2. FCC Part 15 Compliance
This equipment has been tested and found to comply with the limits for a Class A digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy and, if
not, installed and used in accordance with the instruction manual, may cause harmful
interference to radio communications. Operation of this equipment in a residential area is likely
to cause harmful interference in which case the user will be required to correct the interference
at user’s own expense.
Operation is subject to the following two conditions: (1) this device may not cause harmful
interference and (2) this device must accept any interference received including interference
that may cause undesired operation. This Class A digital apparatus meets all requirements of
the Canadian interference causing equipment regulations. This Category II radiocommunication
device complies with Industry Canada Standard RSS-310. Ce dispositif de radiocommunication
de categorie II respecte la norme CNR-310 d’Industrie Canada.
1.3. Specifications
The Radar sensors and centralized controller (VDR24) meets all applicable environmental, EMI,
and vibration tolerance specifications for AREMA Class B and C equipment.
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System Power Source Voltages
0% to 95% non-condensing per AREMA 11.15.1
Important notes, advisories or guidance are highlighted with a gray background.
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