Ht-instruments HT309 Manuel d'utilisateur Page 1

 Copyright HT ITALIA 2012 Release EN 1.01 - 06/02/2012 ENGLISH User manual

HT309 EN - 96. TECHNICAL SPECIFICATIONS 6.1. TECHNICAL CHARACTERISTICS Accuracy is referred to the following reference conditions: temperature

HT309 EN - 106.1.3. General characteristics Mechanical characteristics Size (LxWxH): 130x55x38mm (5x2x1 in) Sensor size (LxWxH): 80x55x25mm (

HT309 EN - 117. SERVICE 7.1. WARRANTY CONDITIONS This instrument is warranted against any material or manufacturing defect, in compliance with

HT309 EN - 128. APPENDIX A: RECOMMENDED ILLUMINANCE LEVELS Reports the recommended illuminance values (expressed in Lux; divide by 10.76 to ob

HT309 EN - 1TABLE OF CONTENTS: 1. PRECAUTIONS AND SAFETY MEASURES ... 2 1.1.

HT309 EN - 21. PRECAUTIONS AND SAFETY MEASURES The instrument has been designed in compliance with the safety directives relevant to electronic

HT309 EN - 32. GENERAL DESCRIPTION The instrument HT309 is a precision digital luxmeter, mainly used for measuring illuminance of both white li

HT309 EN - 44. OPERATING INSTRUCTIONS 4.1. INSTRUMENT DESCRIPTION CAPTION: 1. LCD display 2. LX/FC/CD key 3. MEM/READ key 4. S arrow key 5.

HT309 EN - 54.2. DESCRIPTION OF FUNCTION KEYS Some of the function keys on the front panel have a double function, which can be activated by p

HT309 EN - 64.2.3. MEM/READ key ¾ Press the MEM/READ key to save the datum shown on the display in the internal memory. The indication of the m

HT309 EN - 74.3. MEASURING OPERATIONS 4.3.1. Illuminance measurement 1. Insert the protection cover onto the photodiode sensor. 2. Switch o

HT309 EN - 85. MAINTENANCE CAUTION • Only expert and trained technicians should perform maintenance operations. Before carrying out mainten