Campbell 21X Specifikace stáhnout pdf (Strana 6)

Number 4250

Revision 1.0

Date MAY 1996

Page 4 of 5

• Frequency counter

• Standard electronics laboratory small tools

• Soltec Distribution,

Primeline 6723 Instruction Manual

• Stopwatch

• Replacement components (fuses, chart pens, chart paper)

• Cleaning supplies (window cleaner, alcohol, foam tip swabs)

• TI 4250-2020,

Servicing and Calibration of Primeline 6723 Strip Chart Recorders

4.0 METHODS

This section includes three (3) subsections:

4.1 Campbell 21X Datalogger Servicing Procedures

4.2 Handar 540A/570A DCP Servicing Procedures

4.3 Primeline 6723 Strip Chart Recorder Servicing Procedures

4.1 CAMPBELL 21X DATALOGGER SERVICING PROCEDURES

Campbell 21X dataloggers are used as the primary datalogger for the IMPROVE

nephelometer network, transmissometer calibration, and transmissometer field audits. Servicing

procedures for the Campbell 21X datalogger are described in detail in TI 4250-2000,

Servicing

and Calibration of Campbell 21X Dataloggers

. Servicing procedures include:

• Internal memory check

• Analog input check

• Analog output check

• Pulse counter check

• Panel temperature check

• Internal battery servicing

• Archiving Campbell 21X datalogger service records

4.2 HANDAR 540A/570A DCP SERVICING PROCEDURES

The Handar 540A/570A DCP is the primary datalogger in the IMPROVE transmissometer

network. Servicing procedures for the Handar 540A/570A DCP are described in detail in TI

4250-2010,

Servicing and Calibration of the Handar 540A/570A DCP

. Servicing procedures

include:

• Post-field inspection and performance checks

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Campbell 21X Specifikace Strana 6