HT211 TABLE OF CONTENTS SAFETY PRECAUTIONS AND PROCEDURES ............2 1.1. Preliminary ........................2 1.2. During use ......................... 3 1.3. After use ..........................3 1.4. Measuring (overvoltage) categories definitions ..............3 GENERAL DESCRIPTION ................... 4 PREPARATION FOR USE ................... 4 ...
HT211 1. SAFETY PRECAUTIONS AND PROCEDURES This meter is compliance with safety Standard IEC/EN61010-1 related to electronic measuring instruments. For your own safety and to avoid damaging the instrument follow the procedures described in this instruction manual and read carefully all notes preceded...
HT211 1.2. DURING USE Read the recommendations which follow and the instructions in this manual: CAUTION An improper use may damage the instrument and/or its components or injure the operator. When changing the range, first disconnect the test leads from the circuit under test in order to avoid any accident ...
HT211 2. GENERAL DESCRIPTION The instrument performs the herewith measurements: DC Voltage AC TRMS Voltage DC Current AC TRMS Current Resistance and Continuity test Capacitance Frequency Duty cycle Diode test Temperature with type K probe All selectable by means of a rotary selector.
HT211 4. NOMENCLATURE 4.1. INSTRUMENT DESCRIPTION CAPTION: 1. Display LCD 2. MODE key 3. HOLD 4. RANGE key 5. MAX MIN key 6. Function selector 7. 10A input jack mAµAVHz% input jack 9. COM input jack Fig. 1: Instrument description...
HT211 4.2. DESCRIPTION OF FUNCTION KEYS 4.2.1. HOLD/ By pressing HOLD key the measured value is frozen on the display where the symbol ""HOLD"appears. Pressing again HOLD to disable this function and resume normal operation. By pressing the key at least 1s the enable/disable of backlight feature can be performed.
HT211 5. OPERATING INSTRUCTIONS 5.1. DC VOLTAGE MEASUREMENT CAUTION The maximum input for DC voltage is 600V. Do not attempt to measure higher voltages to avoid electrical shocks or damages to the instrument. Fig. 2: Using the meter for DC Voltage measurement 1.
HT211 5.2. AC VOLTAGE MEASUREMENT CAUTION The maximum input for AC voltage is 600V. Do not attempt to measure higher voltages to avoid electrical shocks or damages to the instrument. Fig. 3: Using the instrument for AC Voltage measurement 1. Switch on V Hz% position 2.
HT211 5.3. FREQUENCY AND DUTY CYCLE MEASUREMENTS CAUTION The maximum input for AC voltage is 600V. Do not attempt to measure higher voltages to avoid electrical shocks or damages to the instrument. Fig. 4: Using the instrument for Frequency and Duty Cycle measurements 1.
HT211 5.4. RESISTANCE MEASUREMENTS CAUTION Before taking resistance measurements in circuit remove power from the circuit being tested and discharge all capacitors. Fig. 5: Using the instrument for Resistance measurement 1. Switch on . position. “M” symbol is displayed 2.
HT211 5.5. DIODE TEST AND CONTINUITY TEST CAUTION Before taking diode test measurements in circuit remove power from the circuit being tested and discharge all capacitors. Fig. 6: Using the instrument for Diode test and Continuity test 1. Switch on ...
HT211 5.6. CAPACITANCE MEASUREMENT CAUTION Before taking capacitance measurement in circuit remove power from the circuit being tested and discharge all capacitors. Connect the test capacitor to the inputs respecting the polarity connections when required. Fig. 7: Using the instrument for Capacitance measurement 1.
HT211 5.7. TEMPERATURE MEASUREMENT WITH TYPE K PROBE CAUTION Before taking temperature measurements in circuit remove power from the circuit being tested and discharge all capacitors. Fig. 8: Using the instrument for Temperature measurement 1. Switch on °C°F position. 2. Press the MODE key selecting the “°C” or “°F” unit 3.
HT211 5.8. DC CURRENT MEASUREMENT CAUTION The maximum input for DC current is 10A (10A input) or 400mA ( mAµAVHz% input).. Do not attempt to measure higher currents to avoid electrical shocks or damages to the instrument. Fig. 9: Using the instrument for DC Current measurement 1.
HT211 5.9. AC CURRENT MEASUREMENT CAUTION The maximum input for DC current is 10A (10A input) or 400mA ( mAµAVHz% input).. Do not attempt to measure higher currents to avoid electrical shocks or damages to the instrument. Fig. 10: Using the instrument for AC Current measurement 1.
HT211 6. MAINTENANCE 6.1. GENERAL INFORMATION While using and storing the instrument, carefully observe the recommendations listed in this manual in order to prevent possible damage or danger during use. Do not use the instrument in environments with high humidity levels or high temperatures. Do not expose to direct sunlight.
HT211 7.1.1. Reference guidelines Safety: IEC/EN61010-1 EMC: IEC/EN61326-1 Insulation: double insulation Pollution degree: Measurement category: CAT III 600V to ground 7.1.2. General data Mechanical characteristics Dimensions (L x W x H): 145 x 70 x 60mm (6 x 3 x 2in)
HT211 8. SERVICE 8.1. 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. Should you need for any reason to return back the instrument for repair or replacement take prior agreements with the local distributor from whom you bought it.
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