Description

Technical Specifications

Brand: Fluke
Product Type: Clamp Meter
Model: 393/E
Clamp Meter Type: AC/DC True RMS Clamp Meter with iFlex
True RMS: Yes
Maximum AC Current (Jaw): 999.9 A AC
Maximum DC Current (Jaw): 999.9 A DC
Maximum AC Current (iFlex): 2500 A AC
AC Current Accuracy: ±2 % rdg + 5 Digits
DC Current Accuracy: ±2 % rdg + 5 Digits
AC Current Resolution: 0.1 A
DC Current Resolution: 0.1 A
Maximum AC Voltage: 1000 V AC
Maximum DC Voltage: 1500 V DC
AC Voltage Accuracy: ±1 % rdg + 5 Digits
DC Voltage Accuracy: ±1 % rdg + 5 Digits
AC Voltage Resolution: 0.1 V
DC Voltage Resolution: 1 V
Maximum Resistance: 60 kΩ
Resistance Resolution: 10 Ω
Resistance Accuracy: ±1 % rdg + 5 Digits
Functions Measured: AC/DC Current, AC/DC Voltage, Resistance, DC Power, Audio Polarity, Visual Continuity
Maximum Jaw Opening: 34 mm
Display: Dual Display with Backlight
Automatic Power Off: 20 Minutes
Power Source: Battery
Battery Type: 2 x AA IEC LR6 Alkaline
Minimum Operating Temperature: -10 °C
Maximum Operating Temperature: 50 °C
Safety Category: CAT III 1500 V / CAT IV
Safety Category Voltage: 1500 V
Standards: IEC 61010-1, IEC 61010-2-032, IEC 61010-2-033
Dimensions (L x W x H): 281 mm x 84 mm x 49 mm
Weight: 520 g
Key Features
Designed for DC environments up to 1500 V including solar arrays, wind power systems, electric rail, and UPS battery banks
Measures up to 1500 V DC and 1000 V AC
Clamp jaw measures up to 999.9 A AC/DC
Included iFlex flexible current probe extends AC measurement up to 2500 A
True RMS for accurate readings on non-linear loads
Thin 34 mm jaw for access inside crowded combiner boxes
DC power measurement capability
Audio polarity and visual continuity indicators
Dual backlit display for improved visibility
Test leads rated CAT III 1500 V for high-voltage applications
Automatic power off after 20 minutes
Durable construction for demanding industrial and renewable energy environments
How to Use a Multimeter
Learn how to safely measure voltage and current in high-voltage and solar applications. This guide explains correct setup, safety precautions, and practical troubleshooting tips.
Click here to read: How to Use a Multimeter
Frequently Asked Questions
What makes the Fluke 393/E suitable for solar installations?
It is rated for CAT III 1500 V and measures up to 1500 V DC, making it ideal for photovoltaic (PV) arrays, combiner boxes, and high-voltage DC systems.
What is the purpose of the iFlex probe?
The included iFlex flexible current probe allows AC current measurements up to 2500 A and provides easier access around large or irregularly shaped conductors.
Can this clamp meter measure both AC and DC current?
Yes, it measures up to 999.9 A AC or DC through the jaw, and up to 2500 A AC when using the iFlex probe.
Is this clamp meter safe for high-voltage DC work?
Yes, it is rated CAT III 1500 V and CAT IV, and includes test leads specifically rated for CAT III 1500 V environments.
Does the meter turn off automatically?
Yes, it features an automatic power-off function after 20 minutes to help conserve battery life.