BRUEL & KJAER NEXUS 2693 User Manual

BI 5042−12
Technical
Documentation
The NEXUS
™
Range of
Conditioning Amplifiers
Types 2690, 2691, 2692 and 2693
Service Manual

BRUEL & KJAER NEXUS 2693 Specifications

General

Brand	BRUEL & KJAER
Model	NEXUS 2693
Category	Amplifier
Language	English

Summary

Safety Considerations

General Information

Safety

Safety requirements and warnings for instrument operation.

Service Policy

Exchange Scheme

Field Replaceable Parts

Lists and describes parts designated as Field Replaceable Parts (FRPs).

Calibration and Testing

Special Tools and Equipment

Checking Procedure

Self-test Procedure

Manual Checking Procedure

Checking Charge Channels ZX 2692

Checking Microphone Channels ZX 2690 and Sound Intensity Channels ZX 2691

Checking High-pass and A-weighting Filters

Procedure to check high-pass and A-weighting filters.

Checking DeltaTron Channels ZX 2693

Checking Calibrated Output

Procedure to check output levels for DeltaTron channels.

Checking Low-pass Filters

Procedure to check low-pass filter performance for DeltaTron channels.

Checking High-pass Filters

Procedure to check high-pass filter performance for DeltaTron channels.

Theory of Operation

Functional Description

Block Diagrams

Servicing the NEXUS using ATAC

Service 269X Menu

Details the service menu for configuring and adjusting the NEXUS.

Set Configuration

Guides on setting channel types and AUX modules for NEXUS configuration.