270 TPI (Test Products Int), 270 Datasheet - Page 33

• 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

Application Notes
When measuring temperature there may be applica-
tions when knowing the differential between two mea-
surements is required. This can be accompished by
following these steps.
•
•
•
•
•
Remove the test leads from the input jacks. Insert
Touch the temperature probe sensor to the device
When the reading stabilizes, press the REL but-
Touch the temperature probe sensor to the device
The 270 will display the differential temperature
the K-type thermocouple probe into the input jack
on the 270. Set the 270 to the desired TEMP
function.
under test (T1).
ton. The display will read “0” and T1 will be
stored as the reference value that the next mea-
surement will be made relative to.
under test (T2).
T2-T1.
(Temperature Differential)
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