HoldPeak HP-90EPC User Manual

HOLDPEAK
HP-90EPC
OPERATOR’S MANUAL
1. Overview
The intelligent digital multimeter is characterized at slim size, portable, stable
performance and anti-dropping capacity. Using 4000 counts digit LCD monitor with
character 22mm high, they offer clear readings. With overall circuitry design
centering on large-scale IC A/D converters in conjunction and over-load protection
circuit, the meters give excellent performance and exquisite making as a handy
utility instrument.
The meter can be connected with mobile phone by Bluetooth, and display on phone
by APP, you can remote monitoring the measurement condition, the distance control
is 10～15m.
The meter can be used to measure DC & AC voltage, DC & AC current, resistance,
capacitor, frequency, duty cycle, temperature, battery test, positive diode voltage fall
and audible continuity.
2. Panel Layout
① LCD display: 4000 counts digit, full function symbol display.
② SELECT key: This key work on the " " range, press the key
to choose resistance, diode or continuity test, on the voltage or
current range, change to DC or AC.
③ HOLD key: Press the “HOLD” key to lock display value, and the “DH” sign will
appear on the display, press it again to exit.
④ RANGE Key: Press the “ RANGE” k e y , the meter enters manual range mode,
press it more than 2 seconds again, return to auto mode.
⑤ REL Key: Press the “ REL” key, the meter enters relative measuring mode,
“ REL” is displayed on the LCD and the present reading becomes the
reference value and displayed on the display. Relative measurement
REL△ =measurement value-Reference value. Press it again to exit.
⑥ Hz/% Key: On “ACV/ACA” or “ H z ” range, press the “ Hz/%” key, you can
choose the Frequency or Duty Cycle measurement.
⑦ CDS sensor: The CDS sensor can reaction to the ambient brightness
range, then automatically control the LCD backlight to lighten or go out.
⑧ Rotary Switch: use this switch to select functions and ranges.
⑨ V H z
Input Jack
⑩ COM and Temperature “ - ” Input Jack
⑪ μAmA/BATT and Temperature “+” Input Jack
⑫ 2 0 A Input Jack
3. Safety Information
3-1 The meters are designed according to IEC-1010 concerning electronic
measuring instrument with an over-voltage category 600V(CAT Ⅳ) and pollution 2.
3-2 Follow all safety and operating instructions to ensure that the meter is used
safely and is kept in good operating condition.
3-3 safety symbols:
Important safety information, refer to the operating manual.
Dangerous voltage may be presence.
Double insulation (protection Class II)
4. Special Cautions for Operation
4-1 The meters can be safe only according to standard procedures when used in
conjunctions with the supplied test leads. To replace damaged test leads with only
the same model or same electric specifications.
4-2 To avid risk of electric shock, do not use the meters before the cover is in place.
4-3 The range switch should be right position for the testing.
4-4 To avoid electric shock and damaging the instruments, the input signals are
forbidden to exceed the specified limits.
4-5 When measuring TV set or switched power, attention should be paid to the
possible pulses that may bring destruction to the circuit.
4-6 Range switch position is forbidden to be changed at random during
measurement.
4-7 Take caution against shock in the course of measuring voltage higher than DC
60V & AC 30V.
4-8 Protection fuse should be replaced only with same type and same specification.
4-9 After operation is finished, set function switch at OFF range to save battery
power.
4-10 If the meter is without usage for long time, take out battery to avoid damage
by battery leakage.
5. GENERAL SPECIFICATIONS
5-1 Max Voltage between input terminal and Earth Ground: CAT Ⅳ 600V
5-2 Over-range Indication: display “OL” for the significant digit.
5-3 Automatic display of negative polarity “-” .
5-4 Low Battery Indication: “ ” displayed.
5-5 Max LCD display: 4000 counts digit.
5-6 Auto range & Manual range control
5-7 Auto LCD backlight
5-8 Fuse protection: 400mA/250V PPTC Resettable Fuse
F-20A/250V Fuse (Ø5x20mm)
5-9 Power supply: 9V battery (6F22)
5-10 Operating Temp.: 0℃ to 40℃ (relative humidity <85%)
5-1 1 Storage Temp.:-10℃ to 50℃ (relative humidity <85%)
5-12 Guaranteed precision Temp.: 23±5℃ (relative humidity <70%)
5-13 Dimension: 166x88x51mm
5-14 Weight: approx. 320g (including battery)
6. Testing Specifications
Accuracy is specified for a period of year after calibration and at 18℃ to 28℃
(64℉ to 82℉) with relative humidity to 70%.
6-1 DC Voltage
Range Resolution Accuracy
400mV
0.1mV
±(0.5% of rdg + 2 digits)
4V
1mV
40V 10mV
400V 100mV
1000V 1V ±(0.8% of rdg + 2 digits)
-- Impedance: 10MΩ, More than 100MΩ on 400mV range
-- Overload protection: 250V DC or AC rms for 400mV range, effective
1000V DC or 750V AC rms for other ranges
6-2 AC Voltage
Range Resolution Accuracy
400mV
0.1mV
±(1.2% of rdg + 3 digits)
4V
1mV
±(0.8% of rdg + 3 digits)
40V
10mV
400V 100mV
750V 1V ±(1.2% of rdg + 3 digits)
--The 400mV range be selected by press “RANGE” key only
-- Impedance: 10MΩ, More than 100MΩ on 400mV range
-- Overload protection: 250V DC or AC rms for 400mV range, effective
1000V DC or 750V AC rms for other ranges
-- Frequency Range: 40 to 400Hz
-- Response: average, calibrated in rms of sine wave
6-3 DC Current
Range Resolution Accuracy
400μA
0.1μA
±(1.2% of rdg + 2 digits)
4000μA
1μA
40mA 10μA
400mA 100μA
4A 1mA
±(2.0% of rdg + 3 digits)
20A
10mA
-- Overload protection: 400mA/250V PPTC Resettable Fuse
F-20A/250V Fuse, 20A up to 10 seconds
6-4 AC Current
Range Resolution Accuracy
400μA
0.1μA
±(1.5% of rdg + 3 digits)
4000μA
1μA
40mA 10μA
400mA 100μA
4A 1mA
±(2.5% of rdg + 5 digits)
20A
10mA
-- Overload protection: 400mA/250V PPTC Resettable Fuse
F-20A/250V Fuse, 20A up to 10 seconds
-- Frequency Range: 40 to 400Hz
-- Response: average, calibrated in rms of sine wave
6-5 Resistance
Range Resolution Accuracy
400Ω
0.1Ω
±(1.0% of rdg + 3 digits)
4kΩ
1Ω
±(1.0% of rdg + 2 digits)
40kΩ
10Ω
400kΩ 100Ω
4M Ω 1kΩ
40MΩ 10kΩ ±(1.5% of rdg + 3 digits)
-- Overload protection: 250V DC or AC rms
6-6 Capacitance
Range Accuracy Resolution
51.2nF
±(3.0% of rdg + 10 digits)
10pF
512nF
±(2.5% of rdg + 5 digits)
100pF
5.12µF
1nF
51.2µF
10nF
100µF
±(5.0% of rdg + 10 digits)
100nF
-- Overload protection: 250V DC or AC rms

HoldPeak HP-90EPC Specifications

General

Brand	HoldPeak
Model	HP-90EPC
Category	Measuring Instruments
Language	English

Summary

Overview and Meter Capabilities

Panel Layout and Controls

Safety Information and Symbols

Special Cautions for Operation

Test Lead and Cover Safety

Ensure test leads are correct and meter cover is in place to avoid shock.

Range Selection and Input Limits

Set range correctly and do not exceed specified input limits to prevent damage.

Voltage Measurement Precautions

Exercise caution with high voltages and potential pulses from switching power.

Fuse Replacement

Replace protection fuses only with the same type and specification.

General Specifications

Testing Specifications

DC Voltage Measurement

Details on DC voltage ranges, resolution, accuracy, and overload protection.

AC Voltage Measurement

Details on AC voltage ranges, accuracy, impedance, and frequency response.

DC Current Measurement

Specifications for DC current ranges, resolution, accuracy, and protection.

AC Current Measurement

Specifications for AC current ranges, accuracy, and overload protection.

Resistance Measurement

Details on resistance ranges, resolution, accuracy, and overload protection.

Capacitance Measurement

Specifications for capacitance ranges, resolution, accuracy, and overload protection.

Frequency Measurement

Details on frequency ranges, resolution, accuracy, and sensitivity.

Duty Cycle Measurement

Specifications for duty cycle measurement, sensitivity, and overload protection.

Temperature Measurement

Details on temperature measurement ranges, accuracy, and sensor usage.

Battery Test

Specifications for battery testing, including voltage range and test current.

Diode and Continuity Test

Specifications for diode forward voltage and audible continuity tests.

Operating Instructions

Attention Before Operation

Check battery, input jack ratings, and set the range switch correctly before use.

Measuring DC and AC Voltage

Procedure for connecting leads and setting ranges for DC/AC voltage measurement.

Measuring DC and AC Current

Procedure for connecting leads and setting ranges for DC/AC current measurement.

Measuring Resistance

Procedure for connecting leads and setting ranges for resistance measurement.

Measuring Capacitance

Procedure for connecting leads and setting ranges for capacitance measurement.

Measuring Frequency and Duty Cycle

Procedure for selecting and performing frequency or duty cycle measurements.

Measuring Temperature

Procedure for connecting the sensor and measuring temperature.

Battery Testing Procedure

Procedure for connecting leads and measuring battery voltage.

Diode and Continuity Testing

Procedure for performing diode and audible continuity tests.

Connecting to Mobile Phone APP

Steps to connect the meter via Bluetooth for remote monitoring with the APP.

Maintenance and Care

Safety Precautions for Maintenance

Disconnect leads and ensure power is off before removing covers or replacing fuses.

Fuse and Test Lead Replacement

Replace fuses with specified ratings and test leads with identical specifications.

Cleaning and General Care

Use a moist fabric with mild detergent for cleaning; avoid chemical solutions.

Storage and Troubleshooting

Store properly, close cover securely, and stop operation on abnormality.