270 TPI (Test Products Int), 270 Datasheet - Page 19
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
TPI 270
TPI270
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
270-340-0252
Manufacturer:
IR
Quantity:
387
Company:
Part Number:
270-340-0402
Manufacturer:
SEMIKRON
Quantity:
23
Measuring Diodes
Measurement Procedure:
1. Disconnect power to circuit to be measured.
2. Plug black test lead into the COM input jack.
3. Plug red test lead into V/
4. Set the rotary switch to the
5. Connect the black test lead to the banded end of the diode
6. For a good diode, the reading on the display should be
7. Reverse the leads on the diode.
8. For a good diode, the reading on the display should be OL
Optional Modes
•
energized. For accurate tests, remove the diode completely
from the circuit prior to measuring it. Make sure the tempera-
ture probe is NOT plugged in during this test.
Instrument set-up:
FUNC.
(cathode) and the red test lead to the non-banded end of
the diode (anode).
between 0.5V and 0.8V. The reading will be lower for a
germanium diode.
(overload).
D-H:
WARNING!
Do not attempt to make diode measurements with the circuit
Freezes the reading on the LCD.
(See Other Features Section)
BLACK
TEST LEAD
COM
W
input jack.
position.
RED
TEST LEAD
V/W/mA
19