UT281E True RMS Flex Clamp - Variety House

UT281E True RMS Flex Clamp

18,400

UT281 series can measure large currents in various harsh and hard to reach environments. They are designed with Rogowski flex coil and can test up to 3000A AC current. UT281A/C are from UNI-T’s Pro Line series, which meet IP54 and 2m drop proof requirements. Due to the ease in operation, accurate readings, stable performance and reliable quality, these flex clamps are ideal tools for electricians.

18,400

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Weight 0.95 kg

Basic Features

19 / 100

1. 2m drop proof, ETL/Intertek certified 3rd edition CE
2. Coil diameter: 0.75cm, bending length: 47.5cm
3. Large LCD display for clear reading
4. True RMS
5. Long press INRUSH key for 2s to measure inrush current
6. 0~6MΩ resistance and 20~40kHz frequency measurements
7. Data hold, backlight, auto power off

Tech. Spec

19 / 100

Specifications

Range

UT281E

AC current (A) 30A/300A/3000A ±(3%+5)
Frequency response 45Hz~500Hz (sine wave)
Inrush current 0.5A~3000A (for reference)
AC voltage (V) 600V ±(1.2%+3)
Resistance (Ω) 60MΩ ±(1.2%+3)
Frequency (Hz) 20Hz~30kHz ±(1%+2)

Features

Range selection Auto (manual range available in current measurement)
Flex coil size 18” (45.7cm) radius: 3.1” (8cm)
Display count 6000 (3000 in current
measurement)
Refresh rate 3 times/s
True RMS
Display interface (LCD) Dual
Data hold/Buzzer
Auto power off
Low battery indication
Backlight/Function selection
2m drop test

General Characterisitics

Power 1.5V battery (R03) x 3
Display 32 x 34mm (1.8 inches)
Product color Red and grey
Product net weight 250g
Product size 325mm x 180mm x 30mm
Standard accessories Batteries, test leads
Standard individual packing Gift box, blister, English manual
Standard quantity per carton 10pcs
Standard carton measurement 435mm x 380mm x 245mm
Standard carton gross weight 6.3kg

Models & Comparison

19 / 100

Specifications

Range UT281A UT281C UT281E
AC current (A) 30A/300A/3000A ±(3%+5) ±(3%+5) ±(3%+5)
Frequency response 45Hz~500Hz (sine wave)
Inrush current 0.5A~3000A (for reference)
AC voltage (V) 600V ±(1.2%+3)
Resistance (Ω) 60MΩ ±(1.2%+3)
Frequency (Hz) 20Hz~30kHz ±(1%+2)

Features

Range selection Manual Manual Auto (manual range available in current measurement)
Flex coil size 10”(25.4cm) radius:
1.5”(3.8cm)
18” (45.7cm) radius:
3.1”(8cm)
18” (45.7cm) radius:
3.1” (8cm)
Display count 3000 3000 6000 (3000 in current
measurement)
Refresh rate 3 times/s 3 times/s 3 times/s
True RMS
Display interface (LCD) Single Single Dual
Data hold/Buzzer
Auto power off
Low battery indication
Backlight/Function selection
2m drop test
IP rating IP54 IP54

General Characterisitics

Power 1.5V battery (R03) x 3
Display 32 x 34mm (1.8 inches)
Product color Red and grey
Product net weight UT281A: 220g; UT281C: 236g; UT281E: 250g
Product size UT281A: 300mm x 150mm x 55mm; UT281C: 350mm x 190mm x 55mm; UT281E: 325mm x 180mm x 30mm
Standard accessories Batteries, PC software CD (UT281A), test leads (UT281E)
Standard individual packing Gift box, blister, English manual
Standard quantity per carton UT281A/UT281C: 8pcs; UT281E: 10pcs
Standard carton measurement UT281A: 580mm x 380mm x 180mm; UT281C: 420mm x 355mm x 425mm; UT281E: 435mm x 380mm x 245mm
Standard carton gross weight UT281A: 4.9kg; UT281C: 6.2kg; UT281E: 6.3kg

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