HT instruments HT77N - Manual (Page 6)

HT77N
EN - 5
4. OPERATING INSTRUCTIONS
4.1. INSTRUMENT DESCRIPTION
4.1.1. Description of the controls
CAPTION:
1. Inductive clamp jaw
2. Opening lever
3. /Data/Auto/Peak Hold key
4. Wide/50-60Hz/Compare key
5. Range key
6. LCD display
7. Display backlight sensor
Fig. 1: Instrument description
4.1.2. Alignment marks and hand protection
Put the conductor as close as possible to the middle of the jaws on the intersection of the
indicated marks (see Fig. 2) in order to meet the meter accuracy specifications.
CAPTION:
1. Alignment marks
2. Cable
3. Hand protection
4. Safe area
Fig. 2: Alignment marks and hand protection
Always keep your hands under the hand protection. This protection is always located in a
suitable position to guarantee a correct safety distance from possible exposed or live parts
(see Fig. 2)