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Info Produk
DT-121 DIGITAL MULTIMETER
Ï Features frequency ( Hz) measurement, duty ratio * 2 measurement, and relative-value measurement functions.
Max. readout 4000 count
Sampling rate 3 times/ sec.
Power supply Coin battery CR2032 × 1
Battery life Approx. 150 Hrs.
Auto power OFF 15 minutes
Outer dia. 56 ( W) × 11.5 ( H) × 108 ( D) mm
Weight 50 g
Accessory: Carrying case
DT-121-TA DIGITAL MULTIMETER ( with calibration certificate)
* Because the certificate will bear the purchaser' s name ( company name, etc.) , your name is required when ordering.
Function Range Accuracy Internal resistance
DC voltage
DCV 400.0 mV ± ( 0.7% rdg 3 dgt) 100 M© or higher
4.000 V ± ( 1.3% rdg 3 dgt) Approx. 11 M©
40.00 V Approx. 10 M©
400.0 V
500 V
AC voltage
ACV 4.000 V ± ( 2.3% rdg 10 dgt) Approx. 11 M©
40.00 V Approx. 10 M©
400.0 V ± ( 2.3% rdg 5 dgt)
500 V
Resistance
© 400.0 © ± ( 2.0% rdg 5 dgt)
4.000 k©
40.00 k©
400.0 k©
4.000 M© ± ( 5.0% rdg 5 dgt)
40.00 M© ± ( 10% rdg 5 dgt)
Capacitance
F 4.000 nF ± ( 5.0% rdg 25 dgt)
40.00 nF ± ( 5.0% rdg 10 dgt)
400.0 nF
4.000 ¼ F
40.00 ¼ F ± ( 10% rdg 15 dgt)
200.0 ¼ F
Frequency Hz 9.999 Hz ± ( 0.7% rdg 5 dgt)
99.99 Hz
999.9 Hz
9.999 kHz
99.99 kHz
DUTY* 2 0.1 to 99%
Continuity test Ï Audible at approx. ( 10 to 120 © ) or less
Diode test Open voltage: approx. 1.5 V
* 2 The duty ratio ( DUTY) is the ratio of the pulse width and pulse
repetition period, and is expressed by percentage.
