Quantum HD 9021 manual Block Diagram

Page 14

INPUT A

CONNECTOR

POWER SUPPLY

(Range)

TR1

4V

KEYBOARD

LOW VOLTAGE

DETECTOR

– 36 –

Probe Type

Signal

 

 

 

 

 

 

 

 

 

 

 

 

A/D

 

 

 

 

 

 

 

 

 

 

 

 

 

Signal

CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

Probe Type

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Range)

 

 

 

 

 

TR2

 

 

 

500 mV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INPUT B

CONNECTOR

MICROPROCESSOR

RS232

LCD

BLOCK DIAGRAM

ENGLISH

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Contents Instructions Manual 22 23 24 Quantum Photo Radiometer Key for activating the display of input a Input B socket, DIN 8-pole connectorMAN key for choosing the working scale manually Key for activating the display of input BCount of the time elapsed Lx/fcdDing in C or F Automatic ShesData Seconds, minutes or hours Is being takenThreshold this key is used to DisabledIf a high value is to be set Decrease the set valueOFL HOW to MeasureErr Probe ConnectionMethod of USE LOW Battery Warning Data bit length Start bit MaintenanceSerial Output Stop bit no parityAnalog Output AD RS 232CBlock Diagram Layout of Components Calibrating the Instrument HD Series HD 9021 Probe CalibrationMeasurements and measuring ranges CharacteristicsTechnical Features Over ±0.3% ± 1C ±1 digit Display LCD 12 mm, function and photo-radiometric symbolsStart bit Stop bit No parity Ser for cosine correction Order CodeCorrection Probes Typical response curve of the probe is as followsHD 9021 RAD/C HD 9021 RAD/PARTypical response curve of the probe is as follows HD 9021 UVA Producing erythematous action in the fieldBlack light in the field Producing bactericide germicide action in the fieldHD 9021 UVB HD 9021 UVCLux lx HD 9021/CdLight flux Nit nitVoltage variations SafetyEN61000-4-2, EN61010-1 level
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