EXTECH EX380320 [3/7] Display description

380320-EU-EN-V1.4-3/12

Meter Description

1. Analog display – See Display Description below

2. Batt Check key – Checks battery level (with TEST key)

3. 0 ADJ key – Adjusts Zero point for Analog

display

4. Backlight key – Turns on Backlight

5. TEST/LOCK key – Enables Battery Check,

Resistance, and Megohmmeter functions

(can be locked by rotating clockwise)

6. Function Selector knob – Selects desired

range and function

Top View

1. VΩ Test Lead Input

2. COM Test Lead Input

Display Description

1. Red: Megohmmeter Scale: Multiply reading by 0.5 (for 250V range), 1 (500V), 2 (1000V)

2. Green: Low Resistance Scale (0 to 3Ω)

3. Green: Resistance Scale (0 to 500Ω)

4. Blue: AC Voltage Measurement Scale (0 to

600V)

5. BATT GOOD indicator

6. LIVE CIRCUIT Indicator LED