This specification covers the requirements and tests for equipment intended to monitor the noise produced by pumps.

Pump noise monitors covered by this specification shall be of the following types, as specified (see 6.2):

a. Type I. Type I equipment shall consist of one control-monitor (see 3.5) and six type I transducers (see 3.4) complete with transducer mounting hardware (see 3.4.7) and mating cable connectors (see 3.4.6).

b. Type II. Type II equipment shall consist of one control-monitor (see 3.5), six type II transducers (see 3.4) complete with transducer mounting hardware (See 3.4.7) and mating cable connectors (see 3.4.6).

c. Type III. Type III equipment shall consist of one control-monitor (see 3.5), four type III transducers (see 3.4) complete with transducer mounting hardware (see 3.4.7) and mating cable connectors (see 3.4.6). Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 55Z3, Department of the Navy, Washington, DC 20362-5101 by using the self-addressed Standardization Document Improvement Proposal (DD. Form 1426) appearing at the end of this document or by letter.