© Copyright HT ITALIA 2011 Release EN 1.02 - 26/05/2011 ENGLISH User manual
HT9022 EN - 83. PREPARATION FOR USE 3.1. INITIAL CHECKS Before shipping, the instrument has been checked from an electric as well as mechanic
HT9022 EN - 94. OPERATING INSTRUCTIONS 4.1. INSTRUMENT DESCRIPTION 4.1.1. Description of the controls CAPTION: 1. Inductive clamp jaw 2. A
HT9022 EN - 104.1.3. Hand protection CAPTION: 1. Hand protection 2. Safe area Fig. 3: hand protection Always keep your hands under th
HT9022 EN - 114.3. INITIAL SCREEN When switching on the instrument, the initial screen appears for a few seconds. It shows: • the instrument
HT9022 EN - 125. INSTRUMENT FUNCTIONS 5.1. PHASE DETECTION With the selector switch set to “V ” (Voltage measurement) or “A ” (Current measure
HT9022 EN - 13 5.2.3. Log By selecting “Log”, the screen to the side will appear. Press keys F2, F3 (T, S) to change the duration of the int
HT9022 EN - 145.3. POSITION “V ”: DC, AC+DC VOLTAGE MEASUREMENT AND PHASE SEQUENCE VERIFICATION WARNING The maximum DC or AC+DC input volta
HT9022 EN - 15 Insert the red cable into the input lead VΩ and the black cable into the input lead COM (Fig. 5), and position the leads to th
HT9022 EN - 16 5.3.2. AC+DC voltage and Voltage Harmonics measurement Fig. 6: AC+DC voltage measurement Insert the red cable into the inpu
HT9022 EN - 17 5.3.2.2.1. Key F4 “Fnz” in AC+DC voltage measurement While measuring AC+DC voltage, press key F4 (Fnz) to open the drop-down m
HT9022 EN - 18• %: it displays the value of the harmonics as percentage value with respect to the fundamental; • Rst: it deletes all stored
HT9022 EN - 195.3.3. Checking phase sequence and phase concordance with a lead WARNING While measuring, the instrument must be held in the
HT9022 EN - 20 WARNING If the frequency of the measured voltage is lower than 40Hz or higher than 70Hz, the display shows the message “F<
HT9022 EN - 21 7. If the two phases, to which the test lead has been connected, are in the correct sequence, the instrument displays the scre
HT9022 EN - 22 3. When a voltage higher than or equal to 100V is detected, the instrument gives an acoustic signal (buzzer) and the message “
HT9022 EN - 235.4. POSITION “A ”: DC, AC+DC CURRENT MEASUREMENT WARNING The maximum measurable DC or AC+DC current is 1000A. When the displ
HT9022 EN - 24 The screen shows an example of DC current measurement. Mod Par Fnz DC 100.0 A19/01-17:00:00 5.4.1.1. Ke
HT9022 EN - 25 5.4.2. AC+DC current and Current Harmonics measurement Fig. 10: AC+DC current measurement WARNING Insert the cable in the
HT9022 EN - 26 5.4.2.2.1. Key F4 “Fnz” in AC+DC current measurement While measuring Current, press key F4 (Fnz) to open the drop-down menu sh
HT9022 EN - 27• %: it displays the value of the harmonics as percentage value with respect to the fundamental; • Rst: it deletes all stored
HT9022 EN - 1Table of contents: 1. PRECAUTIONS AND SAFETY MEASURES ...
HT9022 EN - 28 5.5. POSITION “W ”: DC, AC+DC POWER MEASUREMENT WARNING The maximum DC or AC+DC input voltage is 1000V and the maximum measu
HT9022 EN - 29 5.5.1. DC power measurement Fig. 11: DC power measurement Insert the red cable into input lead VΩ and the black cable into
HT9022 EN - 30 5.5.1.2. DC power The screen to the side shows an example of DC power measurement. Mod Par Sys Fnz DC 0.40 kW
HT9022 EN - 31 5.5.1.3.1. Key F4 “Fnz” in DC Voltage and Current measurement While measuring Voltage and Current, press key F4 (Fnz) to open
HT9022 EN - 325.5.2. Measurement of AC 1P or AC 3P Powers Fig. 12: measurement of AC 1P or AC 3P Powers Insert the red cable
HT9022 EN - 33 5.5.2.2. AC+DC power The screen shows an example of AC+DC Power measurement. Mod Par Sys Fnz AC 50.0 Hz 21.47 kW
HT9022 EN - 34 5.5.2.4. AC+DC Voltage and Current The screen shows an example of AC+DC Voltage and Current measurement. Mod Par Sys Fnz
HT9022 EN - 35 5.5.2.5. Voltage harmonics The screen shows an example of Voltage Harmonics measurement. By pressing keys F1 (◄) or F3 (►), it
HT9022 EN - 36 5.5.2.7. AC Energy The screen shows an example of AC Energy measurement. The values of Active Energy, Reactive Energy, Inductiv
HT9022 EN - 375.6. POSITION “W ”: LOG, ON-LINE SCOPE, SNAPSHOT, MEMORY, DOWNLOAD WARNING The maximum DC or AC+DC input voltage is 1000V and
HT9022 EN - 25.5. Position “W ”: DC, AC+DC power measurement ... 28 5.5
HT9022 EN - 38 WARNING When a recording is in progress, if the selector switch of the clamp is moved to any other position, the recording sh
HT9022 EN - 39 During a Bluetooh transmission, press key F3 (Sys) to open the drop-down menu shown in the screen to the side. At each subseque
HT9022 EN - 40 5.6.1.5. Download Upon confirming the “Download” item, the instrument sets to the mode for downloading the data saved in the m
HT9022 EN - 415.7. POSITION “Ω ”: RESISTANCE AND CONTINUITY MEASUREMENT WARNING Before attempting any resistance measurement, remove power
HT9022 EN - 42The screen shows an example of Resistance measurement. Mod OK Fnz 50.0 kΩ19/01-17:00:00 The screen shows an example
HT9022 EN - 43 5.8. POSITION “INRUSH A ”: INRUSH CURRENT MEASUREMENT WARNING • The maximum measurable DC or AC+DC current is 1000A. Do not
HT9022 EN - 44 5.8.1. Virtual key “Zero” By pressing key F2 (Zero), the average value of measured current is zeroed. WARNING Note: carry
HT9022 EN - 45By pressing key F4 (Esc) once, the selected item is not confirmed. Pressing key F4 again takes you back to the Inrush Current me
HT9022 EN - 466. MAINTENANCE 6.1. GENERAL INFORMATION 1. The instrument you purchased is a precision instrument. While using and storing the
HT9022 EN - 477. TECHNICAL SPECIFICATIONS 7.1. TECHNICAL CHARACTERISTICS Uncertainty is indicated as [% of reading + digit number]. It is ref
HT9022 EN - 31. PRECAUTIONS AND SAFETY MEASURES The instrument has been designed in compliance with directive IEC/EN61010-1 relevant to electr
HT9022 EN - 48 Range [kW], [kVA] Resolution [kW], [kVA] Uncertainty 0.00 ÷ 99.99 0.01 ±(3.0%rdg+3dgt) 100.0 ÷ 999.9 0.1 Uncertainty defined
HT9022 EN - 49 7.1.1. Safety standards Compliant with Standards: IEC / EN61010-1, IEC / EN61010-2 – 032 Technical documentation: IEC/EN61187
HT9022 EN - 508. SERVICE 8.1. WARRANTY CONDITIONS This instrument is warranted against any material or manufacturing defect, in compliance wit
HT9022 EN - 519. APPENDIX – THEORETICAL OUTLINE 9.1. CALCULATION OF POWERS IN “AC 1P” MODE The instrument measures the values of Rms Voltage
HT9022 EN - 529.4. VOLTAGE AND CURRENT HARMONICS Any periodic non-sinusoidal wave may be represented by a sum of sinusoidal waves, each with
HT9022 EN - 539.5. LIMIT VALUES FOR HARMONICS Standard EN-50160 prescribes the limits for the Voltage Harmonics the Energy Provider may intro
HT9022 EN - 549.7. CONSEQUENCE OF THE PRESENCE OF HARMONICS Generally, harmonics of even, 2nd, 4th etc. order do not create problems. Designe
HT9022 EN - 41.1. PRELIMINARY INSTRUCTIONS • This clamp has been designed for use in environments of pollution degree 2. • It can be used fo
HT9022 EN - 51.4. DEFINITION OF MEASUREMENT (OVERVOLTAGE) CATEGORY Standard CEI 61010: Safety requirements for electrical equipment for measu
HT9022 EN - 62. GENERAL DESCRIPTION The clamp meter HT9022 carries out the following measurements: • DC voltage and AC+CD TRMS voltage • DC
HT9022 EN - 72.1. MEASURING AVERAGE VALUES AND TRMS VALUES Measuring instruments of alternating quantities are divided into two big families:
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