METREL MI 3290 - Instrument description; Operator’s panel

MI 3290 Earth Analyser Instrument description
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4 Instrument description
4.1 Instrument casing
The instrument is housed in a plastic box that maintains the protection class defined in the
general specifications.
4.2 Operator’s panel
The operator’s panel is shown in Figure 4.1 below.
Figure 4.1: The operator’s panel
1
Colour TFT display with touch screen
2
GUARD
Guard input terminal
3
H (C1)
Output terminal for the auxiliary earth electrode
4
S (P1)
Output terminal for a probe
5
ES (P2)
Output terminal for the probe placed nearest to the earth electrode
6
E (C2)
Output terminal for the earth/ground electrode to be measured
7
F1 (Sync)
Flex clamp 1 input terminal (Synchronization port)
8
F2
Flex clamp 2 input terminal
9
F3
Flex clamp 3 input terminal