E Instruction sk7615 7625
E Instruction sk7615 7625
2. SPECIFICATIONS・・・・・・・・・・・・・・・・・・3
Important Symbol
2-1. GENERAL SPECIFICATIONS・・・・・・・・・・・・ 3
! : The symbol listed in IEC 61010-1 and ISO 3864 means
2-2. MEASUREMENT SPECIFICATIONS・・・・・・・・・ 5
"Caution (refer to instruction manual)".
! WARNING : The symbol in this manual advises the user
3. NAME ILLUSTRATION ・・・・・・・・・・・・・・・ 6
of an electrical shock hazard that could result in serious
injury or even death.
4. SAFETY PRECAUTIONS ・・・・・・・・・・・・・・ 9
! CAUTION : The symbol in this manual advises the user
4-1. WARNINGS ・・・・・・・・・・・・・・・・・・・ 9
of an electrical shock hazard that could cause injury or
4-2. GENERAL WARNINGS AND CAUTIONS・・・・・・・13
material damages.
−1−
−2− −3−
9. OVERLOAD PROTECTION :
2-2. MEASUREMENT SPECIFICATIONS (23℃±5℃)
a. AC Current ; 1000A AC for one minute.
b. Voltage ; 1000V AC/DC for one minute.
1-1. AC Current (∼A ) SK-7615 Average Rectification
c. Resistance/Continuity ; 350V AC for one minute.
Range Accuracy(50/60Hz) Resolution Max.Input Current
10. DIELECTRIC STRENGTH : 2500V AC for one minute.
2.000A ±5.0%rdg±10dgt 1mA
(between Input Terminal and the cases) 2/20A 20.00A ±2.0%rdg±7dgt 20A rms
10mA
11. OPERATING TEMPERATURE & HUMIDITY :
200.0A 100mA 400A rms
0℃ to 40℃, less than 80% RH in non-condensing. 200/400A ±1.5%rdg±7dgt
400A 1 A (600V Line)
12. STORAGE TEMPERATURE & HUMIDITY :
−20℃ to 60℃, less than 70% RH in non-condensing.
1-2. AC Current (∼A ) SK-7625 Average Rectification
13. TEMPERATURE COEFFICIENT :
Range Accuracy(50/60Hz) Resolution Max.Input Current
When 0℃ to 18℃ and 28℃ to 40℃, (Accuracy on condition of 2.000A ±5.0%rdg±10dgt 1mA
23℃±5℃)×0.1/℃ 2/20A 20.00A ±2.0%rdg±7dgt 20A rms
10mA
14. POWER SUPPLY : Two 1.5V (LR-44) batteries. 200.0A 100mA 600A rms
200/600A ±1.5%rdg±7dgt
15. POWER CONSUMPTION : approx. 5mW (60mW for Buzzer). 600A 1 A (600V Line)
30 hours continuous operation. *Range Selection:2 Range Automatic
16. AUTO POWER OFF : *Overload Protection:1000A rms for 1minute
Power is automatically turned off after about 15 minutes on.
NOTE : AUTO POWER OFF, power consumption is highly 2-1. AC Voltage ( ∼V ) Average Rectification
saved, but it flows 10μA. Input
Range Accuracy Resolution Resistance Max. Allowance
17. CONDUCTOR DIAMETERS : SK-7615‥‥‥Maximum 26mm 2.000V 1mV ≒11MΩ
SK-7625‥‥‥Maximum 42mm 20.00V ±1.0%rdg±5dgt 10mV 600V rms
18. DIMENSIONS & WEIGHT : 200.0V (40∼400Hz) 100mV ≒10MΩ
SK-7615‥‥‥171(H)×72(W)×35(D)mm, 180g. 600V 1V
SK-7625‥‥‥183(H)×78(W)×35(D)mm, 210g. *Overload Protection:1000V rms for 1minute
19. OPTIONAL ACCESSORIES : 880 Line Separator,
940 Alligator Clips. 2-2. DC Voltage ( V )
Internal
Range Accuracy Resolution Resistance Max. Allowance
200.0mV ±0.5%rdg±2dgt 0.1mV ≒100MΩ
2.000V 1mV ≒11MΩ
20.00V ±0.8%rdg±2dgt 10mV 600V DC
200.0V 100mV ≒10MΩ
600V ±1.0%rdg±2dgt 1 V
*Overload Protection:1000V DC for 1minute
−4− −5−
3. Resistance ( Ω )
5. CLAMP HEAD
Open circuit
Range Accuracy Resolution Measurement
Current Voltage
200.0 Ω 0.1Ω ≦0.3 mA 1. FUNCTION Switch
2.000kΩ ±1.5%rdg±5dgt 1Ω ≦40 μA
20.00kΩ 10Ω ≦4 μA ≒0.4V
200.0kΩ 100Ω ≦0.4μA
2.000MΩ ±3.0%rdg±5dgt 1kΩ
≦40 nA 2. DH (Display Hold) Key
20.00MΩ ±5.0%rdg±5dgt 10kΩ
*Overload Protection:350V rms for 1minute
*DH Function:Not available AUTO POWER OFF
4. Diode Tests ( )
3. LCD
Range Accuracy Open Circuit Voltage Test Current
1.000V ±5.0%rdg±3dgt ≦1.7V ≦0.7mA
4. INPUT Terminals
*Overload Protection:350V rms for 1minute fig.1
−6− −7−
4. SAFETY PRECAUTIONS
∼ V (AC Voltage) DH Key DH turns on Correct knowledge about electric measurements is necessary
∼ A (AC Current) Hold the display because electric measurement is sometimes a very dangerous
Press the botton
under 0.5 second work. To eliminate possibility of injury to the operator and damage
to the instrument, the following precautions and measurement
2-2. Ω/ / Key : Ω/ / Selection procedures must be taken. Misuse, abuse and carelessness
When measuring Resistance, Diode or Continuity, press this Key cannot be prevented by any written word and is fully the operator's
0 to 2 times (for less than 0.5 seconds) to select a necessary responsibility. Observing the following precautions, take safe
function. measurements.
NOTE : As this Key is common with DH Key, DH Key doesn't
work when measuring these 3 functions. 4-1. WARNINGS
! WARNING 1. Checks of Body and Test Leads
3. LCD Before every measurement, do not fail to confirm that Body of
Diode
this instrument and handle insulators of the attached Test
Maximum Hold
Overload Indication
Leads have no cracks nor any other damage on them. Make
Continuity
Display Hold sure that the body and the handle insulators are free of dust,
(OL shows.)
grease and moisture.
AUTO MH DH BAT Low Battery
Broken Wire
DC M
kΩ Unit of RESISTANCE
Minus ℃℃ F Cracks
∼ mu VA Unit of CURRENT
Dust
Unit of VOLTAGE
AC Grease
Water and
fig.2 Moisture
Poor Insulation
4. INPUT Terminals
fig.3
Insert Test Plugs of Test Leads to COM and V-Ω/ /
Terminals when measuring Voltage, Resistance, Diode or ! WARNING 2. Warning for High Power Line Measurements
High Power Lines (High Energy Circuits) such as Distribution
Continuity.
Transformers, Bus Bars, Large Motors, etc. are very
5. CLAMP HEAD dangerous. High Power Line sometimes includes High Surge
Voltage that could induce explosive short in the instrument and
When measuring AC current, just clamp a single conductor to be
could result in shock hazard. When measuring voltage of High
tested into CLAMP HEAD.
Power Line, do not touch the Clamp Meter, its Test Leads or
NOTE : If two or three conductors are clamped into CLAMP
any part of the Circuit while it is on.
HEAD at a time, the measurement becomes impossible.
−8− −9−
− 10 − − 11 −
! WARNING 6. Maximum Input Observance
Red Test Prod Do not attempt to measure voltage or current that might
exceed the specified maximum input of the range being used.
or V
! WARNING 7. Test Leads Disconnection.
Prior to changing FUNCTION Switch to another position when
AUTO P
OWER
OFF
fig.6
− 12 − − 13 −
3. The Test Plugs fit in the Terminals on the lower side of the case
and the Test Prods are used to make contact with the circuit to
be measured.
It is good practice to use Black Test Lead for −COM Terminal (−
polarity) and Red Test Lead for +Terminal (+ polarity).
4. OVERLOAD INDICATION
In case the input is greater than 20A on 20A function, OL shows,
and the input is greater than 750VAC on ∼V function or greater
than 1000V DC on V function, buzzer sounds.
! WARNING
Do not attempt to make any measurements that might
Avoid severe mechanical shock or vibration. fig.7 exceed the maximum value of the function being used to
avoid electrical shock hazard and/or damage to the
instrument.
5. MEASUREMENT PROCEDURES Nor buzzer sounds when measuring on Voltage, or Current
function.
5-1. PREPARATION FOR USE
1. INSTRUCTION MANUAL ! 5. AUTO POWER OFF
Prior to use, read INSTRUCTION MANUAL carefully and acquaint After about 15 minutes of last operation of FUNCTION Switch,
yourself with the specifications and functions of the instrument. power turns off automatically (goes down in sleep condition and 10
Especially, read and observe strictly the 「4. SAFETY PRECAUTIONS」. μA consumption) with LCD display off. This function prevents
battery consumption when power off is forgotten.
2. BATTERIES
Two 1.5V LR-44 batteries are installed in this instrument. Before 6. FUNCTION SELECTION
placing the Clamp Meter into use, open Battery Case Lid and Set FUNCTION Switch to a desired position, and set it to OFF
confirm that the batteries are installed properly. Refer to 「6-2. position when measurements are finished.
BATTERY REPLACEMENT」 on page 22.
7. SYMBOL MARK
The following symbols shown on the instrument and in the
3. TEST LEADS
instruction manual are listed in IEC 61010-1 and ISO 3864.
1. One pair of Test Leads which consists of a Red Test Lead and
!: Caution (refer to instruction manual).
a Black Test Lead is furnished with this instrument.
2. Each Test Lead consists of one Test Plug of a short insulator : Direct Current (DC)
and one Test Prod of a long handle insulator. ∼ : Alternating Current (AC)
− 14 − − 15 −
∼ : DC and AC
: Earth (Ground)
: Double Insulation
∼
attempt to make any current measurements that might
exceed the Maximum Input Current of the function being
used. Prior to measurements, read carefully 「4. SAFETY fig.8
PRECAUTIONS」of this instruction manual to avoid
electrical shock hazard and/or damage to the instrument.
5. When measurements are finished, remove CLAMP HEAD from
the conductor and set FUNCTION Switch to OFF position.
1. Set FUNCTION Switch to a desired ∼A position. In case the
current to be measured is unknown, select 200/400A (SK-7615)
or 200/600A (SK-7625) position. 5-3. AC/DC VOLTAGE (∼V / V) MEASUREMENTS
! WARNING ! WARNING
Test Leads are not required for Current Measurements. For Maximum Input Voltage of ∼V range is 600V AC/DC. Do not
safety measurements, remove Test Leads from INPUT attempt to measure voltage that might exceed 600V AC/DC.
Terminals. Prior to measurements, read carefully 「4. SAFETY
Do not touch any part of the Power Line or the Circuit while it PRECAUTIONS」of this instruction manual to avoid
is on. electrical shock hazard and/or damage to the instrument.
2. Open CLAMP HEAD and clamp on a single conductor. 1. Insert Black Test Plug into COM Terminal and Red Test Plug
NOTE : If two or three conductors are clamped on at a time, the into V-Ω- Terminal.
measurement cannot be made. 2. Set FUNCTION Switch to ∼V or V position.
3. Read the current on LCD. 3. Connect Black Test Prod to the negative (earth) side of the
4. Display Hold : Press DH Key once and the display is held with circuit being measured and Red Test Prod to the positive (high
DH sign shown on LCD. To cancel Display Hold, press it again. potential) side of the circuit.
− 16 − − 17 −
NOTE : When taking voltage measurements, always connect 5-4. RESISTANCE (Ω) MEASUREMENTS
the instrument IN PARALLEL with the circuit being
measured.
! WARNING
! WARNING Do not measure Voltage on Ω position. This will cause shock
When measuring dangerous voltage more than 220V, turn off hazard to the operator and damage to the instrument. In case
power to the circuit to be measured and connect Test Prods in-circuit resistance is measured or continuity test is made,
to the circuit using Alligator Clips. Do not touch the Clamp turn off power to the circuit being measured and discharge all
Meter, its Test Leads or any part of the Circuit while it is on. capacitors in the circuit.
Refer to 「WARNING 4. Dangerous Voltage Measurement Prior to measurements, read carefully 「4. SAFETY
Procedure」 on page 10. PRECAUTIONS」of this instruction manual.
4. Read the voltage on LCD. 1. Insert Black Test Plug into COM Terminal and Red Test Plug
5. Display Hold : Press DH Key once and the display is held with into V-Ω- Terminal.
DH sign shown on LCD. To cancel Display Hold, press it again. 2. Set FUNCTION Switch to Ω/ / position.
6. When measurements are finished, remove Test Prods from the 3. If the resistor to be measured is connected in a circuit, turn off
circuit and set FUNCTION Switch to OFF position. power to the circuit and discharge all capacitors in the circuit.
4. Open one side of the resistor to be measured and connect Test
Prods to both sides of the resistor (or circuit).
5. Read the resistance on LCD.
Wall outlet
6. When measurements are finished, remove Test Prods from the
∼V resistor (circuit) and set FUNTION Switch to OFF position. Then
restore the circuit as it was.
OFF
AUTO P
OWER
AUTO
fig.9
− 18 − − 19 −
6. Reverse Test Prod connection to the diode being tested. This is
Foward Connection. In case of Silicon diodes, LCD displays
Resistor 0.4V to 0.7V, Germanium diodes, 0.1V to 0.4V, and the diodes
( ) are judged good.
7. When measurements are finished, remove Test Prods from the
/ diode and set FUNCTION Switch to OFF position.
(Reverse Connection) (Foward Connection)
OFF
AUTO P
OWER
Cathode
Anode
Cathode
Anode
AUTO kΩ
OFF
AUTO P
OWER
AUTO Ω
▲
OPEN
+
6. MAINTENANCE
−
The warranty statement for the Clamp Meter is printed on the last fig.13
page of the manual. Read it carefully before requesting a warranty
repair.
6-3. PERIODICAL CHECK AND CALIBRATION
6-2. BATTERY REPLACEMENT Periodical check and calibration are necessary to make safety
measurements as well as to maintain the specifications described
! WARNING
on page 3 to 6.
Remove both Test Leads from external circuit connections
It is recommended that the instrument may be checked and
and from the Input Terminals before removing Battery Case
calibrated once each year and/or after it is repaired. Periodical
Lid to replace the batteries.
Check and Calibration services are available at KAISE
AUTHORIZED SERVICE AGENCY through your local dealer at a
1. If the batteries are consumed and BAT sign is shown on LCD, cost basis charge.
replace the batteries. Pack the instrument securely in its original carton together with
2. Remove both Test Leads from the circuit and from the descriptions of your name, address, telephone number and the
Terminals. service required, and ship prepaid to your local dealer.
3. Set FUNCTION Switch to OFF position.
− 22 − − 23 −
6-4. REPAIR WARRANTY
Repair service, warranty or non-warranty, is available at KAISE The Clamp Meter, SK-7615 or SK-7625 is warranted in its entirety
AUTHORIZED SERVICE AGENCY through your local dealer. against any defects of material or workmanship under normal use
Warranty repair is executed free of charge, but, non-warranty repair and service within one year after the date of purchase of the
is charged on the cost basis. instrument by the original purchaser. This warranty is extended by
Pack the instrument securely in its original carton together with KAISE AUTHORIZED DEALER only to original purchaser or
descriptions of your name, address, telephone number, problem original user of the instrument on condition that the Warranty
encountered and the service required, and ship prepaid to your Registration Card is completed and returned to the authorized
local dealer. dealer within two weeks after the purchase of the instrument new
from the dealer. The obligation under this warranty to be executed
When the instrument does not operate properly, the following by KAISE AUTHORIZED DEALER is limited to repairing or
steps should be taken before returning the instrument for replacing the Clamp Meter SK-7615 or SK-7625 returned intact to
repair, warranty or non-warranty. it, with transportation charge prepaid, and which to its satisfaction is
judged by it to have been thus defective. KAISE AUTHORIZED
1. Check the battery connection. DEALER and KAISE CORPORATION, the manufacturer shall not
2. Check the batteries if they are installed in the correct polarity. otherwise be liable for any damages or loss, consequential or
3. Check the batteries if they are alive and usable. otherwise. The foregoing warranty is exclusive and in lieu of all
4. Make sure that FUNCTION Switch is set to correct position. other warranties including any warranty of merchantability, whether
5. Make sure that the body of this instrument and the handle expressed or implied.
insulators of the Test Leads have no cracks nor any other This warranty shall not apply to any instrument or other article of
damage on them. equipment which shall have been repaired or altered outside
6. Be careful of noise from the equipment under test or the ambient KAISE AUTHORIZED SERVICE AGENCY, nor which has been
environment in which the instrument is being used. The subject to misuse, negligence or accident, incorrect wiring by users,
instrument is fully shielded against noise, but may read error due or installation or use not in accord with instructions furnished by the
to very strong noise. manufacturer.
− 24 −
INSTRUCTION MANUAL
MODEL SK−7615
SK−7625
TELEPHONE : +81-268-35-1600(REP.)
FAX : +81-268-35-1603
E-mail : [email protected]
http://www.kaise.com
1201-7615-1 0510