Appendix a: recommended illuminance levels – HT instruments HT309 User Manual
Page 13

HT309
EN - 12
8. APPENDIX A: RECOMMENDED ILLUMINANCE LEVELS
Reports the recommended illuminance values (expressed in Lux; divide by 10.76 to obtain
the corresponding values in Fc) for the different types of environments:
Table 2: Recommended illuminance values
ENVIRONMENT
ENVIRONMENT
•
AT WORK
•
SHOP
Conference hall, reception hall
200
~
750 Internal stairs, corridor
150
~
200
Place of worship
700
~
1500 Shop window, counter
750
~
1500
Office
1000
~
2000 Further than the shop window
1500
~
3000
•
FACTORY
•
HOSPITAL
Production line
300
~
750 Patients' rooms, store
100
~
200
Product verification
750
~
1500 Ambulatory clinic
300
~
750
Assembly of electronic parts
1500
~
3000 Operating room
750
~
1500
Goods entry/exit
150
~
300 Emergency room
750
~
1500
•
HOTEL
•
SCHOOL
Lounge, TV hall, cloakroom
100
~
200 Auditorium, gymnasium
100
~
300
Reception hall
200
~
500 Classroom
200
~
750
Cash desk
750
~
1000 Laboratory, library
500
~
1500
LUX
LUX
- COMBI419 (88 pages)
- COMBIG3 (108 pages)
- EQUITEST5071 (44 pages)
- FULLTEST3 (92 pages)
- GEO416 (116 pages)
- HT12 (4 pages)
- HT14N (12 pages)
- HT154 (13 pages)
- HT155 (68 pages)
- HT20 (5 pages)
- HT20 (6 pages)
- HT204 (8 pages)
- HT2055 (35 pages)
- HT21 (17 pages)
- HT210 (19 pages)
- HT2234N (14 pages)
- HT300 (9 pages)
- HT307 (11 pages)
- HT32 (23 pages)
- HT321 (16 pages)
- HT326 (21 pages)
- HT327 (21 pages)
- HT3301 (16 pages)
- HT3320 (30 pages)
- HT37 (24 pages)
- HT4000 (15 pages)
- HT401 (24 pages)
- HT4010 (76 pages)
- HT4011 (21 pages)
- HT4012 (84 pages)
- HT4014 (23 pages)
- HT4020 (152 pages)
- HT5 (12 pages)
- HT5000 (31 pages)
- HT6 (16 pages)
- HT603 (5 pages)
- HT70 (6 pages)
- HT701 (26 pages)
- HT7052 (120 pages)
- HT712 (17 pages)
- HT77N (14 pages)
- HT78 (16 pages)
- HT8000 (16 pages)
- HT8051 (74 pages)