270 TPI (Test Products Int), 270 Datasheet - Page 7

• Manufacturer Part Number: 270
• Description: CLAMP-ON TESTER W/DMM
• Manufacturer: TPI (Test Products Int)
• Series: 270r
• Type: Digital (DMM)r

Specifications of 270

• Includes: Battery, Case, Temperature Probe, Test Leads
• Style: Clamp
• Display Digits: 3.75
• Display Type: LCD, Bar Graph
• Display Count: 4000
• Function: Voltage, Current, Resistance, Capacitance, Temperature, Frequency
• Functions, Extra: Continuity, Diode Test
• Features: Auto Off, Hold, Min/Max, Sleep
• Ranging: Auto/Manual
• Response: Average
• Lead Free Status / RoHS Status: Vendor undefined / Vendor undefined
• Other names: 290-1421; TPI 270; TPI270

2. Product Applications
Perform the following tests and/or measurements with
the 270 and the appropriate function:
HVAC/R
DCmV
ACA
ACV
ACV or DCV • Control circuit voltage.
DC m A
OHMS
OHMS
CAP
ACA
Hz
TEMP
ALL
ELECTRICAL
ACV
ACA
OHMS
DCV
ACA
ELECTRONIC
ACV
ACA
OHMS
• Thermocouples in furnaces.
• Heat anticipator current in thermostats.
• Line voltage.
• Flame safegaurd control current.
• Compressor winding resistance.
• Continuity of wiring.
• Motor start and run capacitors.
• Motor and compressor start up current.
• Frequency on controls and line voltage.
• Air duct temperatures.
• Bar graph to indicate rapid fluctuations.
• Measure line voltage.
• Measure line current.
• Continuity of circuit breakers.
• Voltage of direct drive DC motors.
• Start up current of motors, relays,
• Measure power supply voltage.
• Measure power supply current.
• Continuity of circuit breakers and fuses.
contactors and transformers.
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