1. Notes for Safe Operation
1. Notes for Safe Operation
1.
Notes for Safe Operation
1 - 1.
Prevention of fire or injury
Use a proper AC Power Adapter. or Test Leads
- Only use a Power Adapter or Test Leads suplied with the instrument.
Connect and Disconnect Properly
- Connect the probe or Test Leads output to the measuring device before
connecting to the active circuit in testing. Before disconnecting the probe or
Test Leads from the measuring device, first disconnect Probe or Test Lead
from active circuit in testing.
Observe all terminal ratings
- In order to prevent fire or risk of electrical shock, observe all ratings and
markings of the unit. Before connecting to the unit, refer to the operator°Øs
manual for detailed information on ratings.
Max Input Voltages
Max Floating Voltage
Replace the battery properly
- Replace the battery supplied by manufacturer.
-
Do not connect the ground wire to voltages higher than 42V Peak(30Vrms)
from earth groud.
Do not use exposed metal BNC or Banana plug connectors.
- Use only insulated voltage probes, test leads and adapters supplied with the
instrument.
- Do not apply any voltage when measuring OHM(Resistance), or Capacitance
of Meter mode.
Do not operate the unit without its cover.
- Do not operate this unit with its cover properly.
Do not expose the circuits.
- Do not touch any exposed connecting parts or components while power is
being supplied.
Do not operate the unit if it does not operate properly.
- If you suspect there is damage to this product, have it inspected by qualified
service personnel.
Do not operate this unit in wet or damp environments.
Do not operate this unit in any environment in a risk of explosion.
Maintain the surface of the unit in a clean and dry state.
Provide proper air ventilation.
WARNING.
USE EXTREME CAUTION IN THE USE OF THIS INSTRUMENT
Improper use of this device can result in injury or death.
Follow all safeguards suggested in this manual . In addition to the normal
safety precautions used in working with electrical circuits.
DO NOT service this device, if you are not qualified to do so.
Scope Input.
- Input CH A and CH B direct(1:1 probe) 300V CAT
Ⅲ
Meter Input
- 600V CAT
Ⅲ
- 600V CAT
Ⅲ
- Voltage ratings are “working voltage” Vac-rms(50 - 60Hz) for AC sine
wave and Vdc for DC applications
4
Hand-held Digital Oscilloscope Meter
5