Bhuku rekushandisa reKEYSIGHT U1242C rine mamota edhijitari ane mamota akawanda

1. Nhanganyaya

The KEYSIGHT U1242C is a robust and reliable handheld digital multimeter (DMM) designed for professional and industrial use. It offers high accuracy, durability, and advanced features for various electrical measurements. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your U1242C DMM.

Zvinhu zvakakosha zvinosanganisira:

• 50,000 counts resolution on dual display
• 0.03% basic DC voltage kururama
• True RMS AC measurement
• Data logging to DMM (max. 200 points) & PC with software bundle
• IP 67 certified for dust and water resistance
• Withstands up to 3-meter (10 feet) drop
• Yakavakwa-mukati LED tochi

2. Safety Information

WARNING: Read and understand all safety instructions before operating this device. Failure to follow these instructions may result in injury or damage to the meter.

• Ichi chigadzirwa chakagadzirirwa kushandiswa kwehunyanzvi chete.
• Gara uchiomerera kumakodhi ekuchengetedza emunharaunda uye enyika.
• Do not use the meter if it appears damaged or if the insulation is compromised.
• Ensure test leads are in good condition and properly connected before making measurements.
• Usapfuure miganhu yepamusoro yekupinda chero basa.
• Shandisa kungwarira paunenge uchishanda nevoltages pamusoro pe30V AC RMS, 42V peak, kana 60V DC. Aya voltages inokonzeresa njodzi.
• Always turn off the circuit power and discharge all high-voltagma capacitor e-e vasati vaita bvunzo dze resistance, continuity, kana diode.
• Replace the battery and fuses only with the specified type and rating.

3. Chigadzirwa Pamusoroview

3.1 Kumberi View

This image displays the front of the KEYSIGHT U1242C Digital Multimeter, showing its large orange casing, the dual display screen, the rotary dial for function selection, and the input jacks for test leads. Various buttons for functions like Max/Min, Hz, Log, Hold, and Range are visible around the display.

3.2 Side View

Mufananidzo uyu unoratidza side profile of the KEYSIGHT U1242C Digital Multimeter, highlighting its ergonomic design and the textured grip on the orange casing. The side view emphasizes the compact and robust build of the device.

3.3 Kumashure View

This image presents the back of the KEYSIGHT U1242C Digital Multimeter, revealing the battery compartment cover, the kickstand for hands-free operation, and the product label with model and serial number information. The robust construction of the casing is also evident.

3.4 Zvidzore uye Zvibatanidza

• Ratidza: Large dual display for primary and secondary readings.
• Rotary Switch: Selects measurement functions (Voltage, Zvazvino, Kuramba, nezvimwewo).
• Mabhatani ebasa: Max/Min, Hz, Log, Hold, Range, View, Shift.
• Input Jacks:
• VΩHz: Input yevoltage, resistance, frequency, capacitance, and diode tests.
• COM: Common input for all measurements.
• mAµA: Zvinoiswa pamamiriyoniamppano uye microampzviyero zvazvino.
• 10A MAX FUSED: Input for high current measurements (up to 10A).

4. Setup

4.1 Kuiswa kwebhatiri

1. Ita shuwa kuti multimeter yakadzimwa.
2. Tsvaga nzvimbo yebhatiri kuseri kwemamita.
3. Shandisa screwdriver kusunungura screw inochengetedza bhatiri chivharo.
4. Bvisa chivharo chebhatiri.
5. Insert the specified batteries (e.g., 4 x AAA batteries) observing the correct polarity (+/-).
6. Tsiva chivharo chebhatiri uye simbisa sikururu zvakachengeteka.

4.2 Test Lead Connection

Always connect the test leads to the appropriate input jacks for the measurement you intend to perform. Incorrect connection can lead to damage to the meter or personal injury.

• Kune zviyero zvakawanda (Voltage, Resistance, Continuity, Diode, Capacitance, Frequency), connect the black test lead to the COM jack uye bvunzo dzvuku zvinotungamira kune VΩHz jack.
• For current measurements (mA/µA), connect the black test lead to the COM jack uye bvunzo dzvuku zvinotungamira kune mAµA jack.
• For high current measurements (up to 10A), connect the black test lead to the COM jack uye bvunzo dzvuku zvinotungamira kune 10A MAX FUSED jack.

5. Operating Instructions

This section outlines the basic steps for performing common measurements with your U1242C DMM.

5.1 Kuyera AC/DC Voltage

1. Shandura switch inotenderera kune yaunoda voltage range (V~ for AC, V- for DC). The meter may have an auto-ranging feature.
2. Unganidza iyo nhema bvunzo inotungamira kune iyo COM jack uye bvunzo dzvuku zvinotungamira kune VΩHz jack.
3. Batanidza ma test probes anoenderana nedunhu rese kana chikamu kuti chiyerwe.
4. Verenga bhukutage kukosha pachiratidziro.

5.2 Measuring AC/DC Current

CAUTION: Never connect the meter in parallel with a voltagpainoyera magetsi. Izvi zvinogona kuputitsa fuse kana kukuvadza mita.

1. Turn the rotary switch to the desired current range (A~ for AC, A- for DC, or mA/µA ranges).
2. Unganidza iyo nhema bvunzo inotungamira kune iyo COM jack.
3. For mA/µA measurements, connect the red test lead to the mAµA jack. For 10A measurements, connect the red test lead to the 10A MAX FUSED jack.
4. Open the circuit where current is to be measured and connect the meter in series with the circuit.
5. Verenga kukosha kwazvino kuri pachiratidziro.

5.3 Kuyera Kupokana

1. Tendeudza switch inotenderera kuenda ku Ω (Ohms).
2. Unganidza iyo nhema bvunzo inotungamira kune iyo COM jack uye bvunzo dzvuku zvinotungamira kune VΩHz jack.
3. Iva nechokwadi chekuti dunhu kana chikamu chabviswa simba usati wayera kuramba.
4. Batanidza ma test probe mukati mechikamu kuti ayerwe.
5. Verenga kukosha kwekudzivisa pachiratidziro.

5.4 Kuenderera mberi Muedzo

1. Turn the rotary switch to the continuity symbol (speaker icon).
2. Unganidza iyo nhema bvunzo inotungamira kune iyo COM jack uye bvunzo dzvuku zvinotungamira kune VΩHz jack.
3. Iva nechokwadi chekuti dunhu harina simba.
4. Batanidza test probes kudunhu rose kana chikamu.
5. The meter will beep if continuity is detected (resistance below a certain threshold).

5.5 Kutemerwa data

The U1242C supports data logging. Refer to the detailed user manual for specific instructions on activating and managing data logging functions, including connecting to a PC with the software bundle for extended logging capabilities.

6. Kuchengeta

6.1 Kuchenesa

Pukuta mita yacho casing pamwe adamp jira nesipo isina kunyorova. Usashandise zvinogumbura kana zvinonyungudutsa. Iva nechokwadi chekuti mita yacho yakaoma zvachose usati washandisa.

6.2 Kutsiviwa kwebhatiri

When the battery indicator appears on the display, replace the batteries as described in Section 4.1. Prompt battery replacement ensures accurate readings and proper operation.

6.3 Fuse Kutsiva

WARNING: Always replace blown fuses with fuses of the exact same type and rating to maintain safety and performance.

1. Iva nechokwadi chekuti multimeter yadzimwa uye kuti ma test lead ese abviswa.
2. Vhura nzvimbo yebhatiri sezvakatsanangurwa muChikamu 4.1.
3. Locate the fuse(s) inside the compartment.
4. Gently remove the blown fuse.
5. Insert a new fuse of the correct rating (e.g., 10A/1000V for the 10A input).
6. Tsiva chivharo chebhatiri uye simbisa sikururu zvakachengeteka.

6.4 Calibration

The U1242C is factory calibrated. For continued accuracy, periodic calibration by a qualified service center is recommended. Refer to KEYSIGHT's official support channels for calibration services.

7. Kugadzirisa matambudziko

8. Zvinotsanangurwa

9. Warranty uye Tsigiro

9.1 Chirevo cheMutemo

Keysight Technologies products are classified as industrial monitoring and control equipment designed exclusively for professional or industrial use and related training programs. Keysight products are designed and certified to meet national industrial safety standards (such as Electrical Equipment for Measurement, Control and Laboratory Use) where products are sold solely for use by trained professionals. Keysight products are not intended for consumer use in a residential setting and may not meet consumer level standards for EMC and other regulated radiated emissions. Keysight products are intended for use in the country where the product was originally sold.

9.2 Tsigiro yehunyanzvi

For technical assistance, service, or warranty claims, please contact KEYSIGHT customer support through their official website or authorized service centers. Provide your product model number (U1242C) and serial number when seeking support.