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Model UT231: OPERATING MANUAL

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Transformer Jaw: designed to pick up the AC

and DC current flowing through the conductor.

It could transfer current to voltage.  The tested

conductor must vertically go through the Jaw

center.

Hand Guards: to protect user’s hand from

touching the dangerous area.

Power button

Max/  button

MENU button

LOAD button (recall data)

CLEAR button (clear the stored reading)

MIN/   button

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Temperature negative Input Terminal

Temperature positive Input Terminal

V: Voltage Input Terminal

COM Input Terminal

MAX/MIN button

CAL: calibration button

SAVE button (data store button)

USB button

LIGHT button (auto display backlight button)

HOLD button

LCD Display

Testing Leads (Red and Black)

Temperature Probe