UNI-T UT261B Phase Sequence and Motor Rotation Indicator

The UT261 series are specialized devices designed for determining 3-phase power phase sequence, missing phase indication, and motor phase rotation (UT261B). Below are the key specifications and features of the UT261A and UT261B models:

Specifications:

• AC Voltage Measurement Range:
  • UT261A: 40V to 700V
  • UT261B: 90V to 600V
• Frequency Range: 15Hz to 400Hz for both models
• Working Current: Less than 3mA

Features:

• Phase Sequence Indication: LED display
• Missing Phase Indication: LED display
• Motor Rotation Indication: LED display

General Characteristics:

• Power:
  • UT261A: No battery required
  • UT261B: Powered by a 9V battery (6F22)
• Product Color: Red and grey
• Product Net Weight:
  • UT261A: 160g
  • UT261B: 180g
• Product Size: 123mm x 71mm x 29mm
• Standard Accessories:
  • Battery (for UT261B), test leads with alligator clips x 3
• Standard Packing: Gift box, English manual, and carrying bag

Durability:

The UT261 series is built to withstand impacts from a height of up to 2 meters.

Warranty:

• 1-year warranty