Victor VC60B+ User Manual

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INSULATION TESTER
INSTUCTION MANUAL
一、GENERAL
This instrument adopts the DC Voltage convertor of low
consumption and high converter ratio inductance energy
storage, to change the 9V Voltage to 250V/500V/1000V DC
Voltage. It uses digital bridge to make the insulation
resistance measurement had the features of user-friendly,
high extent range, backlight display, data hold and auto
power off. The whole instrument is stylish and superior grade
in appearance and high stable in performance, it can be
operated by both hands through using a shoulder strap. It is
most suitable for the needs of insulation resistance check,
such as electric, cable, electrical and mechanical equipment,
telecommunication equipment and electrical facilities.
二、FRONT PANEL DESCRIPTION
1、2、3、4、Voltage selection switch（AC750V/500V/250V/1000V）.
5、Resistance Range selection switch（RANGE）.
6、Power switch：auto-lock power switch（POWER）.
7、High voltage indicator：LED display.
8、Measurement button.
9、LCD display：Display the measured data and units。
10、Instrument model.
11、L: Terminal for connecting the measured circuit.
12、G：Terminal for protection, connect the electrode wire of
protection loop to “G” terminal when the measured
object is required to add the protection loop to eliminate
the leakage effect.
13、ACV: Input terminal of AC Voltage measurement.
14、E：Terminal for connecting the ground of the measured
object.
15、Terminal of AC adaptor（ ）。
三、TECHNIC PROPERTY
1、General Property
（1）Display：84.8×59.8mm LCD display, max.“1999”。
（2）Over range indicator：display“1”。
（3）Power：5# battery LR6 (1.5V) ×6 (or external AC
adaptor), no battery indicator 。 Auto power off
(approx. 15miutes after turning on)
（4）Power consumption：consumption is less than 300mw
at unload measurement.
（ 5） Operation environment： Temperature 0°C — 40°C.
Relative humidity 30%RH—85RH.
（6）Dimension：175(L) ×110(W) ×70(D) mm。
（7）Weight：630 g (including batteries).
2、Technical property
Measured
voltage
250V±10%
500V±10%
1000V±10%
RANGE
▇
0.1MΩ—
20MΩ
0.1MΩ—
50MΩ
0.1MΩ—
100MΩ
▃
20MΩ—
500MΩ
50MΩ—
1000MΩ
100MΩ—
2000MΩ
Accuracy
±(4% of reading ± 2 digits）
Shot current
1.8mA
1.8mA
1.6mA
Median
resistance
2 MΩ
2MΩ
5MΩ
Terminal
position
L . E
ACV750V Accuracy：±(1.0% of reading + 6 digits).
Terminal position：ACV G
Input impedance： 1MΩ。
Frequency response：（ 50～200）Hz
Note：Median resistance——to ensure that the voltage of
both sides of measurement is not less than 90% of lower
limit of resistance measurement of measurement voltage
normal value
四、OPERATION DESCRIPTION：
1、Open the battery case and set up 6pcs of 5# batteries
(see the following pictures), note the polarity of
batteries.
2、Press the button of“POWER”.
3、Select the right voltage (250V/500V/1000V/AC750V) according
to the requirement of measurement.
4、Select the right range (RANGE) (except AC750V), according to
the requirement of measurement.
5、Connect the electrode of the measured object to the relative
terminal of the instrument.
6、When measuring cable, connect G Terminal to the protection
loop.
7、Press the button of measurement and start it, turn the
knob right to lock the button; when the value is stable,
get the reading from LCD.
8、Connect the input line “E” to the ground of the
measured object, and “L” to the circuit of the
measured object; require line “L” to hang in the air.
9、2000MΩ。When “1” is displayed, over range is indicated,
and should turn to the higher range to get reading;
When the range button is in “ “position, it
expresses that the insulated resistance exceeds
2000MΩ.
10、Hang the instrument on your neck to save your hands
15

Victor VC60B+ Specifications

General

Model	VC60B+
Category	Digital Multimeter
Diode Test	Yes
Continuity Buzzer	Yes
Transistor Test	Yes
Data Hold	Yes
Back Light	Yes
Power Supply	9V battery (6F22)
DC Voltage	200mV/2V/20V/200V/1000V
DC Current	2mA/20mA/200mA/10A
AC Current	200mA/10A
Resistance	200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ
Capacitance	2nF/20nF/200nF/2μF/20μF
Temperature	-20°C to 1000°C
Frequency	20kHz ±(1.5%+5)
Safety Standards	IEC61010-1, CAT III 600V

Summary

GENERAL INSTRUMENT OVERVIEW

Instrument Features and Applications

Describes the DC voltage converter, user-friendly features, high range, backlight, data hold, and auto power off capabilities.

FRONT PANEL DESCRIPTION

Voltage Selection Switch

Selects the measurement voltage from 250V, 500V, 1000V DC, or AC750V.

Resistance Range Selection

Selects the resistance measurement range.

Power Switch

Auto-lock power switch for instrument operation.

High Voltage Indicator

LED display indicating high voltage status.

Measurement Button

Button used to initiate measurement.

LCD Display

Displays measured data, units, and status information.

Instrument Model Display

Shows the instrument model designation.

L Terminal

Terminal for connecting the measured circuit.

G Terminal (Protection)

Protection terminal for leakage effect elimination.

ACV Terminal

Input terminal for AC Voltage measurement.

E Terminal (Ground)

Terminal for connecting the measured object's ground.

AC Adaptor Terminal

Connection point for external AC power adaptor.

TECHNICAL PROPERTIES

General Properties

Covers display, over range, power, consumption, operation environment, dimensions, and weight.

Electrical Specifications

Details accuracy, input impedance, and frequency response for measurements.

OPERATION DESCRIPTION

Battery Installation

Instructions for opening the battery case and installing 6pcs of 5# batteries, noting polarity.

Power On and Setting Selection

Pressing the POWER button and selecting the appropriate voltage and range for measurement.

Connecting Measurement Leads

Connecting leads to the measured object's terminals and using the G terminal for protection.

Performing Measurement

Pressing the measurement button, locking it, and reading stable values from the LCD.

Interpreting Over-Range Readings

Understanding '1' display for over-range and using higher ranges or specific settings for >2000MΩ.

Convenient Usage Tip

Suggestion to hang the instrument on the neck to free up hands during measurement.

METHOD TO MEASURE THE INSULATED RESISTANCE

SAFETY NOTES

High Voltage Warning

Caution regarding high voltage at output terminals when voltage selection is not pressed.

Pre-Measurement Checks

Verifying voltage selection, ensuring object is discharged, and avoiding terminal contact during measurement.

Environmental Precautions

Keeping instrument away from high temperatures and direct sunlight to protect the LCD.

Battery Handling and Storage

Replacing batteries when low battery symbol appears and removing them for long-term storage.

Reading Stability and Interference

Connecting the 'G' terminal to the shield side for stable readings in noisy environments.

Test Lead Integrity

Using original silicone rubber test leads and advising against unauthorized changes.

AC Adaptor Usage

Note on battery disconnection when using AC adaptor and correct power supply method selection.

SETS OF INSTRUMENT

FAULT ELIMINATION

Troubleshooting Common Issues

Provides solutions for common faults like 'No display', 'symbol appearance', and 'Error value'.