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1.3
Controls and Indicators
1.3.1 Front Panel Controls and Indicators
Figure 1-1 shows the controls and indicators on the front of the 1865 unit. Table 1-1
identifies them with description and function.
13
QuadTech
Megohmmeter
1865
IR Tester
!
CAUTION
HIGH VOLTAGE
+
-
GUARD
1
Figure 1-1: Front Panel Controls & Indicators
Table 1-1: Front Panel Controls and Indicators
Reference
Name
Number
Figure 1-1
1
Input Panel
1a
GROUND
1b
+
1c
-
1d
GUARD
2
Display
3
SELECT
4
Keypad
Page 22 of 87
DISPLAY
SELECT
RESISTANCE
2.620MΩ
2
3
Type
Green Sheathed
Banana Plug
Red Sheathed
Banana Plug
Black Sheathed
Banana Plug
Blue Sheathed
Banana Plug
LCD Graphic
4 Gray Push Buttons
White Push Buttons
12 11 10
ENTRY
TEST
STOP
STAR
T
0
4
5
6 7
8
9
Function
Connection for device under test (DUT)
Ground Terminal for jumper of (+) Input
Terminal or Guard Input to Chassis GND
High Voltage Terminal for connection to
DUT
Low Voltage Terminal for connection to
DUT
Guard Terminal for 3-Lead Guarded
Measurements
Displays measurement results, instrument
status and user interface menus.
Function as indicated on adjacent display
From top to bottom: functions as: Up (↑),
Down (↓), Right (→) or Left (←) during
Menu Selection. Other functions include:
measurement units, exponent, Yes or No
and del (delete).
12 keys for making numerical entries: 0-9,
decimal point and minus sign.
1
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