Related Manuals for HT Instruments HT4010
Summary of Contents for HT Instruments HT4010
- Page 1 ENGLISH User manual 1.888.610.7664 www.calcert.com sales@calcert.com © Copyright HT ITALIA 2012 Release EN 1.01 - 03/02/2012...
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Page 2: Table Of Contents
HT4010 Contents: SAFETY PRECAUTIONS AND PROCEDURES ............2 Preliminary ........................2 Before use ......................... 3 After use ..........................3 Measuring (overvoltage) categories definitions ..............4 GENERAL DESCRIPTION ................... 5 TRMS and MEAN VALUE measuring instruments ............5 TRUE ROOT MEAN SQUARE VALUE and CREST FACTOR definitions ......5 PREPARATION FOR USE ................... -
Page 3: Safety Precautions And Procedures
HT4010 1 SAFETY PRECAUTIONS AND PROCEDURES This clamp complies with IEC/EN61010-1. For your own safety and in order to avoid damaging the instrument, you’re recommended to keep to the instructions contained in this manual and read carefully all the notes preceded by the symbol Take extreme care for the following conditions while measuring: •... -
Page 4: Before Use
HT4010 1.2 BEFORE USE Always keep to the instructions contained in this manual: CAUTION Non compliance with the warnings and/or the instructions may damage the tester and/or its components or injure the operator. • Before changing the switch’s position, take off the clamp jaw from the tested conductor or the electrical circuit in order to avoid any accident •... -
Page 5: Measuring (Overvoltage) Categories Definitions
HT4010 1.4 MEASURING (OVERVOLTAGE) CATEGORIES DEFINITIONS The norm IEC/EN61010-1: Safety requirements for electrical equipment for measurement, control and laboratory use, Part 1: General requirements, defines what measuring category, usually called overvoltage category, is. On paragraph 6.7.4: Measuring circuits, it says:... -
Page 6: General Description
HT4010 2 GENERAL DESCRIPTION HT4010 meter can performs the herewith measurements: • DC and AC voltage • Detection of AC voltage without contact • AC current • Resistance and test continuity • Diode test Each parameter can be selected by rotating the 8-positions switch included OFF position. -
Page 7: Preparation For Use
HT4010 3 PREPARATION FOR USE 3.1 INITIAL The tester has been checked from a mechanical and electrical point of view before shipment. Every care has been taken to make sure that the instrument reaches you in perfect conditions. However, it’s advisable to make a rapid check in order to detect eventual damages which may have occurred in transit. -
Page 8: Operating Instructions
HT4010 4 OPERATING INSTRUCTIONS 4.1 INSTRUMENT DESCRIPTION 4.1.1 Commands description LEGEND: 1. Clamp jaw 2. Red LED for AC voltage detection without contact 3. Clamp trigger 4. Rotary function selector 5. HOLD key backlight key 7. LCD display 8. MODE key 9. -
Page 9: Function Key Description
HT4010 4.2 FUNCTION KEY DESCRIPTION 4.2.1 HOLD key By pushing HOLD key the parameter’s measured value is frozen on the display and the symbol “HOLD” appears on it. Pushing HOLD key another time deactivates this mode. 4.2.2 By pushing and hold key for about 1s it’s possible to activate the backlight function on... -
Page 10: Functions Of Rotary Switch Description
HT4010 4.3 FUNCTIONS OF ROTARY SWITCH DESCRIPTION 4.3.1 DC Voltage measurement CAUTION Maximum input for AC Voltage measurements is 600VDC or 600VACrms. Do not take any voltage measurement exceeding this limit in order not to risk electrical shock or damaging the meter. -
Page 11: Ac Voltage Measurement
HT4010 4.3.2 AC Voltage measurement CAUTION Maximum input for AC Voltage measurements is 600VDC or 600VACrms. Do not take any voltage measurement exceeding this limit in order not to risk electrical shock or damaging the meter. Fig. 3: Taking AC voltage measurement 1. -
Page 12: Ac Current Measurement
HT4010 4.3.3 AC Current measurement CAUTION Make sure that all the test leads are disconnected from the meter terminals for current measurement. Fig. 4: Taking AC current measurement 1. Rotate the switch on position on a measurement range between 2A and 600A . -
Page 13: Resistance Measurement
HT4010 4.3.4 Resistance measurement CAUTION Before taking any in circuit resistance measurement, remove power from the circuit to be tested and discharge all the capacitors. Fig. 5: Taking resistance measurement 1. Rotate the switch on Ω position. The “Ω” symbol is shown at display 2. -
Page 14: Continuity Test And Diode Test
HT4010 4.3.5 Continuity test and Diode test CAUTION Before taking any in circuit resistance measurement or diode test, remove power from the circuit to be tested and discharge all the capacitors. Fig. 6: Taking continuity test and diode test 1. Rotate the switch on Ω... -
Page 15: Maintenance
HT4010 5 MAINTENANCE 5.1 GENERAL INFORMATIONS 1. This digital clamp meter is a precision instrument. Whether in use or in storage, please do not exceed the specification requirements to avoid possible damages or dangers 2. Do not place this meter at high temperatures or humidity or expose it to direct sunlight 3. -
Page 16: Technical Specifications
HT4010 6 TECHNICAL SPECIFICATIONS 6.1 CHARACTERISTICS Accuracy is indicated as [% rdg + dgt]. It is referred to: 23°C ± 5°C with RH <80%RH DC Voltage Input Overload Range Resolution Accuracy impedance protection ±(0.8%rdg + 2dgt) 200.0mV 0.1mV 2.000V 0.001V ±(1.5%rdg + 2dgt) -
Page 17: Safety
This product conforms to the prescriptions of the European directive on low voltage 2006/95/EEC and to EMC directive 2004/108/EEC 6.3 ACCESSORIES 6.3.1 Standard accessories The content of a standard package is the following: • Instrument HT4010 • Test leads - Cod. KIT4000A • Carrying bag • Battery • User manual 1.888.610.7664... -
Page 18: Service
HT4010 7 SERVICE 7.1 WARRANTY CONDITIONS This instrument is guaranteed against material or production defects, in accordance with our general sales conditions. During the warranty period the manufacturer reserves the right to decide either to repair or replace the product.
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