291 TPI (Test Products Int), 291 Datasheet - Page 14

• Manufacturer Part Number: 291
• Description: MANUAL DGTL CLAMP W/TEST LEADS
• Manufacturer: TPI (Test Products Int)
• Series: 291r
• Type: Digital (DMM)r

Specifications of 291

• Includes: Battery, Case, Test Leads
• Style: Clamp
• Display Digits: 3.75
• Display Type: LCD
• Display Count: 4000
• Function: Voltage, Current, Resistance
• Functions, Extra: Continuity
• Features: Hold
• Ranging: Manual
• Response: Average
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14
• Disconnect power from the block and move
black lead to the neutral side of the block.
Reconnect power to the block and read the
voltage on the meter. The reading should be
approximately 110V to 130V.
the red wire to ground. Reconnect power to
the block and read the voltage on the meter.
Typically less than 20V should exist from
neutral to ground. If 110V or above exists,
the block may be wired incorrectly.
the block and turn it off.
Set up the meter following the
steps under “Measurement
the hot side of the block and the
Procedure” on page 15. Then
• Connect the red test lead to
proceed with the following:
Application Notes
Disconnect power from the
terminal block, find the fuse or
circuit breaker that controls