be carefully avoided. 1.

Set the range switch to the ACV or DCV range proper for the voltage
Use of a measurement instrument that is not CAT-rated in CAT
WARNING
to be measured.
To prevent electric shock, do not allow the instrument to

3030-10
II to CAT IV measurement applications could result in a severe NOTE: If the voltage value is unclear, initially set the range switch to the
accident, and must be carefully avoided. become wet and do not use the instrument when your 600 V range, and after obtaining a reading in this range, change
hands are wet. to the range proper for the voltage value.
2. Connect the black test lead to the - terminal, and the red one to the +
CAUTION terminal.
3. Connect the test leads to the circuit to be measured in parallel, then
HiTESTER If the protective functions of the instrument are damaged,
either remove the instrument from service or post warnings
read the results on the AC/DC scale. When the DCV is selected, if
connecting the red test lead to the positive side, and the black one to
Instruction Manual to prevent others from using the instrument inadvertently. the negative side, then the pointer deflects normally.
EN Note that the instrument may be damaged if voltage or NOTE: When changing the range, disconnect the test leads from the
current in excess of the measurement range is input. object to be measured.
Nov. 2018 Revised edition 16 Do not store or use the instrument where it will be exposed Measurement example
3030E981-16 18-11H to direct sunlight, high temperatures, high humidity, or The voltage measurement of the outlet
This manual contains information and warnings essential for safe condensation. If exposed to such conditions, the instrument Function V
operation of the instrument and for maintaining it in safe operating
may be damaged, the insulation may deteriorate, and the Range 120 V
condition. Before using it, be sure to carefully read the following safety
precautions. instrument may no longer satisfy its specifications. Scale DC/AC 12
After use, always turn OFF the power. Measurement value 100 V
„ Safety symbols
The symbol printed on the instrument indicates that the
NOTE
user should refer to a corresponding topic in the manual If the meter pointer is not positioned in the 0 scale value, use the zero
(marked with the symbol) before using the relevant adjuster to adjust it correctly.
function. If the fuse is blown, or the test leads are damaged, any range does
In the manual, the symbol indicates particularly important not operate. To check the test leads wiring and fuse blowing, refer to
information that the user should read before using the
instrument.
“ ”
3. Fuse and Test Leads Continuity Check in Battery and Fuse
Replacement.
Indicates a grounding terminal. If the meter cover becomes electrostatically charged, values may
display incorrectly because of attractive forces on the needle. In this
Indicates a double-insulated device. case, apply anti-static treatment to inhibit electrostatic charge buildup.
Indicates DC (Direct Current). The efficacy of such electrostatic treatments dissipates over time, so
the treatment may need to be reapplied periodically.
Indicates AC (Alternating Current).

The following symbols in this manual indicate the relative importance of Measurement Procedure
cautions and warnings.
Warranty Pre-Operation Inspection Current Measurement (DCmA, 60 μADC)
Warranty malfunctions occurring under conditions of normal Indicates that incorrect operation presents an
DANGER extreme hazard that could result in serious injury or To avoid the possibility of electric shock or incorrect measurement,
use in conformity with the Instruction Manual and Product check the following items before using the instrument. DANGER
Precautionary Markings will be repaired free of charge. This death to the user.
warranty is valid for a period of three (3) years from the date of Do not apply a voltage while a current range is selected.
Indicates that incorrect operation presents a WARNING Applying a voltage may result in damage to the instrument,
purchase. Please contact the distributor from which you WARNING significant hazard that could result in serious injury or
purchased the product for further information on warranty death to the user. Use only the supplied Model L9207-30 TEST LEAD. or a serious accident.
provisions. Indicates that incorrect operation presents a Before using the instrument, make sure that the insulation
CAUTION possibility of injury to the user or damage to the on the test leads is undamaged and that the white or red
Introduction portion (insulation layer) inside the cable is not exposed.
WARNING
instrument.
Thank you for purchasing the HIOKI 3030-10 HiTESTER. To Indicates advisory items related to performance or Using the instrument in such conditions could cause an To avoid electrical shock, do not use the instrument to
obtain maximum performance from the instrument, please read NOTE electric shock, so contact your dealer or Hioki measure current in circuits of 250 V or greater. The
correct operation of the instrument.
this manual first, and keep it handy for future reference. representative for replacements. current function overload protection trips at 250 Vrms.
60014966B Inspection (Model L9207-30 TEST LEAD) To prevent electrical accidents, turn the power off before
When you receive the instrument, inspect it carefully to ensure that no connecting the test leads and then take measurements.
Safety For voltage measurement, short the test leads and check that 0 V is
damage occurred during shipping. If damage is evident, or if it fails to 1. Set the range switch to the DCmA or 60 μA range.
operate according to the specifications, contact your dealer or Hioki indicated.
DANGER representative. For resistance measurement, short the test leads and adjust the NOTE: If the current value is unclear, initially set the range switch to the
This instrument is designed to comply with IEC 61010 reading to zero using the zero ohm adjuster (0 Ω ADJ knob). 300 mA DC range, and after obtaining a reading in this range,
Safety Standards, and has been thoroughly tested for safety Measure a test item with a known value (battery, AC supply, resistor, change to the range proper for the current value.
Precautions 2. Connect the black test lead to the - terminal, and the red one to the +
prior to shipment. However, mishandling during use could etc.) to check that the instrument is functioning correctly.
result in injury or death, as well as damage to the terminal.
instrument. Be certain that you understand the instructions DANGER Voltage Measurement (AC, DCV) 3. Connect the instrument to the electrical line to be measured in series
and precautions in the manual before use. We disclaim any (to the cut off line). Connect it so that current flows from the red test
Observe the following precautions to avoid electric shock. lead to the black one. (If connecting it reversely, the pointer deflects
responsibility for accidents or injuries not resulting directly Always verify the appropriate setting of the range selector DANGER
from instrument defects. in the reverse direction.)
switch before connecting the test leads. Disconnect the The maximum input voltage is 600 V DC/AC. Attempting to
measure voltage in excess of the maximum input could NOTE: When changing the range, disconnect the test leads from the
test leads from the measurement object before switching object to be measured.
„ Measurement categories destroy the instrument and result in personal injury or death.
the range selector switch. 4. Read the result on the AC/DC scale.
This instrument complies with CAT III safety requirements.
To ensure safe operation of measurement instruments, IEC Before taking a measurement, check the position of the
range switch. Do not measure voltage outside the set Measurement example 10 Ω + 1.5 V -
61010 establishes safety standards for various electrical CAUTION The current measurement
environments, categorized as CAT III to CAT IV, and called voltage range or voltage at levels in excess of the that it flows for the load 10 Ω.
Removable sleeves are attached to the metal pins at the
measurement categories.. measurement limit. Doing so may damage the instrument Function: A
ends of the test leads.
CAT II: Primary electrical circuits in equipment connected to or cause an accident resulting in injury or death. Range: 300 mA
To prevent a short circuit accident, be sure to use the test
an AC electrical outlet by a power cord (portable tools, Do not input voltage to the current measurement, leads with the sleeves attached when performing Scale: DC/AC 30
household appliances, etc. resistance measurement, and battery test ranges. Doing Measurement
CAT II covers directly measuring electrical outlet measurements in the CAT III measurement category. value: 150 mA
so may damage the instrument or cause an accident Remove the sleeves from the test leads when performing
receptacles. resulting in injury or death. measurements in the CAT II measurement category.
CAT III: Primary electrical circuits of heavy equipment (fixed
installations) connected directly to the distribution NOTE: The built-in fuse prevents a short-circuit in a power For details on measurement categories, see Measurement“
panel, and feeders from the distribution panel to
outlets.
line resulting from a malfunction or misuse of the
instrument. However, this built-in fuse protection is
”
categories in the instruction manual.
When performing measurements with the sleeves attached,
CAT IV: The circuit from the service drop to the service effective for up to 250 VAC commercial power be careful to avoid damaging the sleeves. If the sleeves are
entrance, and to the power meter and primary input. inadvertently removed during measurement, be especially
overcurrent protection device (distribution panel). If the end of a test lead short-circuits lines with a voltage
Using a measurement instrument in an environment designated careful in handling the test leads to avoid electric shock.
between them, this is very dangerous and can lead to a serious
with a higher-numbered category than that for which the
accident. Exercise great care when measuring voltage.
instrument is rated could result in a severe accident, and must
Resistance Measurement (Ω ) Battery test (BATT 1.5 V) 1. Battery Replacement Power supply Rated power voltage 1.5 VDC x 2,
R6P manganese battery x 2
DANGER DANGER WARNING
Maximum rated power 0.36 VA
Do not input voltage to the resistance measurement Do not apply a over-voltage while a BATT 1.5 V range is Do not mix old and new batteries, or different types of
functions. Doing so may damage the instrument or cause selected. Applying a over-voltage may result in damage to batteries. Also, be careful to observe battery polarity Location for Use Altitude up to 2000 m, Altitude up to 6562 feet,
an accident resulting in injury or death. the instrument, or a serious accident. indoors, Pollution Degree 2
during installation. Otherwise, poor performance or
1. Set the range switch to the BATT 1.5 V range. damage from battery leakage could result. Dimensions and mass Approx.95W x 141H x 39D mm, Approx.280 g
2. Connect the black test lead to the - terminal, and the red one to the + Battery may explode if mistreated. Do not short-circuit, Approx.3.74"W x 5.55"H x 1.54"D, Approx.9.9 oz.
WARNING
terminal. recharge, disassemble or dispose of in fire. Operating temperature 0 to 40 , 32 to 104 , 80% RH max.
Turn off the power and discharge the capacitors before 3. Connect the test leads to both sides of the battery to be measured Handle and dispose of batteries in accordance with local and humidity
measuring resistance in a circuit. (the red test lead to the positive side and the black one to the regulations.
negative side), and read the measurement value. Storage temperature -10 to 50 , 14 to 122 , 80% RH max.
1. Set the range switch to the proper Ω range.
Removed a battery from a set as much as possible, and measure it
To avoid corrosion from battery leakage, remove the batteries and humidity
Accurate measurement can be made by selecting a range where the from the instrument if it is to be stored for a long time.
alone. Period of guaranteed 1 year
reading will be about the center of the range.
2. Connect the black test lead to the - terminal, and the red one to the +
REFERENCE This measures the voltage with a 150 mA (load resister 1. Remove the case back. accuracy
10 Ω) current in order to measure the battery when it is 2. Replace the batteries with new ones.
terminal.
being used. 3. Attach the case back. Maximum input voltage 600 VAC/DC
3. Short the test leads, and use the zero ohm adjuster (0 ΩADJ knob) to
When this is compared with measurement in the 3 V
adjust the pointer to the 0 Ω scale. Accessories L9207-30 TEST LEAD
DC range (no-load voltage value), the lower voltage 2. Fuse Replacement
NOTE: If the pointer cannot be adjusted to the 0 Ω scale, replace the Spare fuse (F0.5 AH/250 V, 20 mm x 5 mm
value is indicated for the more consumed battery.
battery. dia., non-arcing type)
4. Connect the test leads to the circuit to be measured, and read the Measurement example WARNING R6P ( 1.5 V) manganese battery (2)
value from the scale. 1.5V battery deterioration examination Only use fuses of the specified type that is rated for the Instruction Manual
NOTE: When changing the range, disconnect the test leads from the Function BATT specified current and voltage. Using a fuse that does not 9390 CARRYING CASE
object to be measured. Scale BATT + 1.5 V -
For resistance measurement, the indication may be unstable if
meet the specifications, especially of large current Optional accessory 9021-01 THERMISTOR TEMPERATURE PROBE
Measurement value 1.5 V
the ends of the test leads are dirty, and the contact is poor. If capacity (including a short circuit of the copper wire) may (Discontinued),
the indication is unstable, increase the contact pressure, or not cause the shut-off function to operate, and result in L9207-30 TEST LEAD, 9390 CARRYING CASE
clean the ends of the test leads by wiping with alcohol or similar burning, a short circuit, or injury or death. Product warranty 3 years
solvent. Fuse specification: F0.5 AH/250 V, with non-arcing period
5. In order to obtain the true value, it is necessary to multiply the reading protection, 20 mm x 5 mm dia.
shown by the factor for the range in use.
1. Remove the case back. Handling of carrying case
Measurement example 2. Replace the fuse with a new one.
5.1kΩ resistance measurement When the instrument is used or stored with the cover of the carrying
Function x10 NOTE: A spare fuse is provided inside the instrument as shown. case incompletely closed, the cover can be deformed depending on
Scale Ω Resistance Be sure to supply a new spare fuse if the spare fuse is used to ambient temperature. This may cause that the cover cannot be closed.
Measurement value 5.1 kΩ replace a blown fuse. Close the cover completely to prevent it from being deformed. To close
3. Attach the case back. the cover completely, press the cover vertically, engaging the edge of the
cover with that of the lower case.
3. Fuse and Test Leads Continuity Check Maintenance
1. Connect the black test lead to the - terminal, and the red one to the + Gently wipe dirt from the surface of the instrument with a soft cloth
terminal. moistened with a small amount of water or mild detergent.
Battery and Fuse Replacement 2. Set the range switch to the Ω x 1 k range, and short the test leads. Do not try to clean the instrument using cleaners containing organic
3. If the pointer deflects, the fuse and test leads conduct (are not blown solvents such as benzine, alcohol, acetone, ether, ketones, thinners, or
and damaged). If the pointer does not deflect, the test leads may be gasoline. They may cause discoloration or damage.
WARNING damaged. Check again after replacing the fuse.
Service
To avoid electric shock when replacing the batteries and Specifications (*mark: shared range) If the instrument is not functioning properly, check the batteries, the test
fuse, first disconnect the test leads from the object to be DCV *0.3/3/12/30/120/300/600 V, 20 kΩ/V (0.3 leads wiring, and fuse blowing. If a problem is found, contact your dealer
measured. Also, after replacing the batteries, fuse, always V:16.7 kΩ/V), 2.5% of f.s. reading or HIOKI representative. Pack the instrument carefully so that it will not
replace the case before using the instrument. be damaged during transport, and write a detailed description of the
ACV 12/30/120/300/600 V, 9 kΩ/V, 2.5% of f.s. problem. HIOKI cannot bear any responsibility for damage that occurs
reading (12 V: 4%) during shipment.
LED Lighting Check (LED)
Removing the case back DCA *60 μA, 30/300 mA, internal voltage drop Part Names
1. Set the range switch to the Ω x 10 (LED) range. Attaching the case back (nominal value) 300 mV, 3% of f.s. reading
2. Connect the test leads to both sides of the LED to be tested.
3. The LED has polarity, so unless it light in 2., try reversing the test Ω 0 to 3 kΩ, central scale 30 Ω, R x 1/R x 10/R x
1. Remove the fixing 3. Fasten the 100/R x 1 k, 3% of scale length
leads connections.
screw. fixing screw. 1. 6.
4. When it lights, the pointer deflect, however a reading has no meaning. BATT 0.9 to 1.8 V, load resistance 10Ω, 6% of f.s.
NOTE: The internal battery of the Ω meter has positive polarity in the - reading
terminal. Therefore, it is right to connect the red (+) test lead to the 2. Remove the case 2. Attach the
cathode side of the LED, and the black (-) one to the anode side. back from the upper upper part. Temperature scale -20 to 150 (standard), -20 to 300 (for USA 2.
part. only), 3% of scale length
Temperature Measurement (TEMP) Note: Requires use of Thermistor
Temperature Probe 9021-01, which 3.
1. Set the range switch to the Ω function, R x 10 (TEMP) range. has been discontinued.
2. Connect the two black plugs of the three plugs of Thermistor
Temperature Probe 9021-01 to the + and - terminals. Protective system Short circuit protection of power line by fuse 7.
3. Use the zero ohm adjuster (0 Ω ADJ knob) to adjust the pointer to the (up to 250 VAC commercial power input)
3. Replace the
0 Ω scale. Note: This system is not for protecting the
batteries and fuse.
4. After 0 Ω adjustment, change the plug in the + terminal to the red instrument from damage but for
plug.
Insert the batteries securing safety.
8.
with the polarity Overload protection of meter device by diode 4.
5. Connect the temperature probe tip to the measurement place, and
correct as per the
read the value from the temperature scale.
battery indication Meter Internally magnetized taut band 9.
Fuse F0.5 AH/250 V, 20 mm x 5 mm dia. (non-
CAUTION FUSE
arcing type),
5.
Be careful to avoid touching the removed plug with any Internal resistance Approx. 0.866 Ω
10.
Spare fuse
other objects. A good one should always Drop proof One meter to concrete

NOTE: Requires use of Thermistor Temperature Probe 9021-01, which Standards applying Safety EN 61010 Meter Nomenclature
1. Fit the nail
has been discontinued. Measurement Category III 1. Panel 2. Pointer 3. Case back 4. Face plate
on the edge
(anticipated transient overvoltage 6000 V) 5. Range selector switch 6. Scale plate 7. Zero adjuster
of the lower
REFERENCE The time for indication and measured temperature vary EMC EN 61326 8. Zero ohm adjuster 9. Positive (+) terminal
part.
depending on the condition of heat conduction to the probe. 10. Negative (-) terminal