HT instruments HT7052 User Manual
Page 8
HT7052
EN - 6
4 DESCRIPTION OF PARTS
4.1 INSTRUMENT
DESCRIPTION
Fig. 1: Instrument description
LEGEND:
1
ON/OFF key to switch the instrument ON or OFF
2
START/STOP key to start or stop any measurement
3-4-5-6
, , , arrow keys to select parameters and set values
7
SELECT key to enter set-up mode parameters
8
ESC key to exit the selected mode
9
MEM key to store, recall and erase results
10
Light key to turn the display backlight ON or OFF
11
Positive insulation resistance test terminal +OUTPUT
12 -13
GUARD test terminals intended to lead away potential leakage current
14
Negative insulation resistance test terminal –OUTPUT
15
Screw to fixing battery cover
16 Battery
cover
17
USB galvanic port for connection to PC
18
RS-232 galvanic port for connection to PC
19
Mains connector to connect the instrument to the mains supply
20 LCD
display
21
Label with serial number of the instrument