HT309
EN - 4
4. OPERATING INSTRUCTIONS
4.1. INSTRUMENT DESCRIPTION
CAPTION:
1. LCD display
2.
LX/FC/CD
key
3.
MEM/READ
key
4.
S
arrow key
5. (ON/OFF) /
(Auto
Power OFF) key
6.
ZERO
key
7.
HOLD/L.S.
key
8.
T
arrow key
9. Photodiode sensor
Fig. 1: Instrument description
