Kyoritsu 1109S Manuel d'utilisateur

INSTRUCTION MANUALANALOGUE MULTIMETERKEW 1109S

̶ 8 ̶ 4. Instrument Layout① Meter Pointer② Meter Zero Adjust Screw③ OUTPUT Terminal④ +(P) Terminal⑤ -COM (N) Terminal⑥ Front Panel⑦ Mirrored Scale Pl

̶ 9 ̶ 5. How to Read ScalesMeasuringRanges ScalesH o w t o Read ScalesinputTerminalsDC Voltage (7 ranges)0.1V0.5V2.5V10V50V250V1000VB 10B50B 250B 1

̶ 10 ̶Low FrequencyOutput UsingOUTPUT Terminal(4 ranges)10V50V250V1000VC10B 50B 250B10X1X1X1X 100Output & −COMLow FrequencyOutput (dB)(4 ranges)10

̶ 11 ̶ 6. Operating Instructions6-1. Preparation● Make certain that the batteries are installed into the battery case with polarity in correct posit

̶ 12 ̶6-2. DC Voltage Measurements# WARNINGWhen measuring a high voltage greater than 250V, turn off power to the circuit under test 8.nd follow the

̶ 13 ̶6-3. AC Voltage Measurements# WARNINGWhen measuring a high voltage greater than 250V, turn off power to the circuit under test and follow the s

̶ 14 ̶6-4. Low Frequency Output (dB) MeasurementsApplications:Measuring the ratio of output to input for amplifiers, transmission circuits, e

̶ 15 ̶6-5. Low Frequency Output Measurements Using Output Terminal# WARNINGWhen measuring a high voltage greater than 250V, turn off power to the c

̶ 16 ̶The 1109S has a capacitor in series with the OUTPUT terminal. This OUTPUT terminal is useful for measuring the AC component o

̶ 17 ̶Applications:Measuring currents in DC operated electrical appliances, bias current of transitors, IC's, etc.⑴ Insert the red test lead i

Table of ContentsPage1. Safety Warnings ... 1 • Understanding Some

̶ 18 ̶# CAUTIONMake the zero ohm adjustment after every change of the measuring range to obtain a more accurate reading.Application:Checking

̶ 19 ̶Notes: Fig. 3 shows the resistance measuring circuit. The positive (+) polarity of the battery is connected to the positive (

̶ 20 ̶6-8. Terminal Current LI, Terminal Voltage LV &Diode Test# CAUTIONDo not measure the internal resistance of a diode with low reverse withsta

̶ 21 ̶⑷ The meter pointer deflects close to full scale when the forward current IF is measured. However, it hardly deflects when the revers

̶ 22 ̶6-9. Measuring ICEO (leakage current of transistors)# CAUTIONThe leakage current does not change significantly according to voltage, but it rat

̶ 23 ̶Measuring Leakage Current of Transistor ICEOFig. 5⑺ The leakage current of the silicon transistor is too small to give pointer deflec

̶ 24 ̶6-10. Measuring hFE (DC Current Amplification Factor)# CAUTION:With the germanium transistor, the leakage current flows into the collector

̶ 25 ̶⑵ How to Use hFE Test Leads The test lead set mainly consisting of a resistor and a clip as shown in Fig. 8 is on the market and is recommen

̶ 26 ̶As indicated in Fig. 9, connect the hFE test lead (1) to the multimeter, according to the polarity of a transistor to be tested; N

̶ 27 ̶ 7. Fuse & Battery Replacement# WARNINGNever replace the fuse or batteries during measurements. Make sure to set the range selector swit

̶ 1 ̶ 1. Safety WarningsThe instrument must be used by a competent, trained person and operated in strict accordance with the instru

̶ 28 ̶PCB Component Layout DrawingFig. 11

̶ 29 ̶PARTS LISTNo. DESCRIPTIONR1 Resistor 1/2WF, ( 15MΩ) DC 1000 VR2 Resistor 1/4WF, ( 4MΩ) DC 250 VR3 Resistor 1/4WF, ( 800 KΩ) DC

̶ 30 ̶CIRCUIT DIAGRAM

̶ 31 ̶MEMO

̶ 32 ̶MEMO

DISTRIBUTORKyoritsu reserves the rights to change specifications or designs described in this manual without notice and without obligations.

̶ 2 ̶● Never use the instrument in an explosive atmosphere especially when making current measurements.# CAUTION● Before making measurements chec

̶ 3 ̶● Auxiliary Units (Prefixes) There are a number of measurement units used for multimeters. Volt (V), ampere (A) and ohm (Ω) are most

̶ 4 ̶Voltage Measurements Current Measurements(Parallel Connection) (Series Connection)Measuring voltage at both ends of a resistor.M e a s u r i

̶ 5 ̶ 2. Features● Mirrored scale for easy and accurate reading.● 19 measuring ranges for a wide scope of application.● OUTPUT terminal to cut off

̶ 6 ̶ 3. SpecificationsFunctions Measuring Ranges AccuracyDC Voltage(7 ranges)0-0.1 V0-0.5V0-2.5V0-10V (20kΩ/V)0-50V0-250V0-1000V±3% of full scale0-1

̶ 7 ̶Low Frequency Output UsingOUTPUT Terminal0-10V0-50V0-250V0-1000VRefer to frequencycharacteristic chartLow FrequencyOutput (dB)(4 ranges)10V AC −1