Velleman ECM330 - Manual (Page 3)

ECM330 PEREL 3
• If the equipment is used in a manner not specified in this manual, the protection
provided by the equipment may be impaired.
Input Limits
Function Maximum Input
AAC 400A
VDC, VAC
600V DC/AC
Resistance, diode, continuity 250V DC/AC
4. Description
1. clamp meter
2. clamp opening lever
3. rotary selector switch
4. LCD
5. MAX button
6. data hold button
7. mode selection button
8. range selection button
9. backlight button
10. COM input jack
11. V/Ω jack
12. battery cover
AC DC
AC/DC current measurement
minus sign
1.8.8.8 measurement reading
AUTO auto range mode (except for A ranges)
MAX MAX hold mode
diode test
audible continuity
HOLD data hold mode
BAT low battery icon
°C °F m
V A K M
Ω
measurement units
5. Technical Specifications
Clamp Size
opening 23mm (14/16”)
Diode Test Current 0.3mA typical; open circuit voltage 1.5VDC
Continuity Check threshold < 120Ω; test current < 1mA
Low Battery Indication “BAT” is displayed
Overrange Indication “OL” is displayed
Measurement Rate 2 per second, nominal
Input Impedance 7.8M Ω (V DC and AC)