B&K 2250 Light Bedienungsanleitung PDF herunterladen (Seite 288)

276

Hand-held Analyzer Types 2250 and 2270 – User Manual

C.2.2 Calibration History

Free-field Type Yes

Microphone only: Set to Yes for Free-field

types, otherwise set to No.

Set automatically for known Microphone type

Capacitance Double Microphone only: Insert capacitance of

microphone in pF.

Set automatically for known Microphone type

CCLD Yes

Set to Yes for CCLD (Constant Current Line

Drive) transducers, otherwise set to No.

Set automatically for known Microphone or

Accelerometer Type.

Note: Set Input to Rear Socket. The CCLD

input at the Rear socket will automatically be

enabled when selecting a transducer requiring

CCLD input

Calibration Check CIC

Actuator

Microphone only: For microphone

Type 4184-A you can select to check the

calibration of the system using CIC or

Actuator – for all other microphone types the

setting is preset to CIC.

Weight Double Accelerometer only: Insert weight of the

accelerometer in g.

Set automatically for known Accelerometer

type

Table C.3 Calibration History parameters

Parameter Values Comment

1. Calibration date & Time YYYY-MM-DD hh:mm:ss Initial

1. Sensitivity Double Initial mV/Pa

1. Preamplifier ID No. Text string Initial

1. User Text string Initial

1. Input Top Socket, Rear Socket Initial

1. Calibration Type External,Internal Initial

1. Calibrator Serial No. Text string Initial

1. Comment Text string Initial

Table C.2 (Cont.) Transducer Setup parameters (for Microphone, Accelerometer or Direct, un-

less stated otherwise)

Parameter Values Comment

1 2 ... 283 284 285 286 287 288 289 290 291 292 293 ... 331 332

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