Hioki 3257-50 Digital MultiMeter

•         Duty ratio measurement for pulse signal analysis

•         Overload protect up to 1000V for all measurement functions

•         Supplied w/Semi-hard carrying case and 9207-10 Test lead

Basic specifications

•         DC Voltage : 420.0mV to 1000V, 5 ranges (Basic accuracy: ±0.5% rdg. ±2dgt.)

•         AC Voltage 50 to 500Hz : 420.0mV to 1000V, 5 ranges (Basic accuracy: ±1.2% rdg. ±3dgt. /true RMS rectified, crest factor 3 or less)

•         Resistance : 420.0Ω to 42.00MΩ, 6 ranges (Basic accuracy: ±0.7% rdg. ±2dgt.)

•         DC Current : 42.00μA to 420.0mA, 10A, 6 ranges (Basic accuracy: ±1.5% rdg. ±4dgt.)

•         AC Current 50 to 500Hz : 42.00μA to 420.0mA, 10A, 6 ranges (Basic accuracy: ±2.5% rdg. ±5dgt. /true RMS rectified, crest factor 3 or less)

•         Hz (Frequency) : 199.99Hz to 500.0kHz (Basic accuracy: ±0.02% rdg. ±1dgt./Input level: 0.8V to 1000V 4 ranges, minimum frequency 0.50Hz)

•         Duty ratio measurement : 5 to 95%, Frequency range: 10Hz to 10kHz, (Basic accuracy: ±1.0% rdg. ±15dgt.)

•         Continuity : Buzzer sounds at a resistance equivalent to or less than 50Ω ±30Ω (Open-terminal voltage 3.4V, Diode check possible)

•         Other functions : Relative value, Memory function, Auto-power save, Hold-auto function, Recording value of maximum, minimum, averaging

•         Display : Digital LCD, max. 4200 digit, (at frequency 19999 dgt.) 42 segments Bar graph display

•         Sampling rate : 2.5 times/sec (excluding frequency function), 5 times/sec (at frequency function 5Hz or more), 25 times/sec (bar graph)