Đồng hồ đo điện vạn năng APECH AM 903
THÔNG SỐ KỸ THUẬT Đồng hồ đo điện vạn năng APECH AM 903:
1. General Description
AM-900/901/902/904 is a digital multimeter equipped with backlight function (except AM-904) and overiload protection circuit. AM-900, AM-901 and AM-904 has LCD display of 3 ½ digits(2000 counts) while AM-902 has LCD display of 3 ¾ digits (4000 counts). The multeimeter performs AC/DC Voltage, DC Current, Resistance, Audible Continuity, Diode, Transistor detecting, etc.
AM-903 is a digital capacitance meter with 3 ½ digits(2000 counts) LCD backlight display. Made with dual slope integrating converter, AM-903 ranges from 200pF to 20 mF .
- General Characteristics
AM-900 | AM-901 | AM-902 | AM-903 | AM-904 | |
Display | LCD 2000 counts | LCD 4000 counts | LCD 2000 counts | ||
Low Battery Indication | displayed | ||||
Polarity Indication | “- ”displayed automatically | ||||
Operation Temperature | 0˚C ~ 40˚C | ||||
Storage Temperature | -10˚C ~ 50˚C | ||||
Battery Type | 9V Or 6F22 x 1PC | ||||
Fuse | 0.2A | ||||
Dimension(HXWXD) | 147x70x35mm | 133x70x30mm | |||
Weight | Approx .150g | Approx . 115g | |||
Accessories | Operations Manual, Battery,Test Leads,Temperature Probe(only AM-901) | ||||
Backlight | Push for 5 seconds | ||||
Data Hold | “DH” displayed | ||||
Self-recovery Protection | ü | ü | ü | ü |
- Technical Specification
1.DC Voltage (only AM-900/901/904)
Range | Resolution | Accuracy | ||
AM-901 | AM-900 | AM-904 | ||
200 mV | 0.1 mV | ±(0.5% + 5) | ±(0.8% + 10) | |
2V | 1mV | |||
20V | 10mV | |||
200V | 100mV | |||
600V | 1V | ±(0.8% + 5) | ±(1% + 10) |
Range | Resolution | Accuracy |
AM-902 | ||
400mV | 0.1mV | ±(0.8% + 5) |
4V | 1mV | |
40V | 10mV | |
400V | 100mV | |
600V | 1mV | ±(1% + 2) |
Input Impedance:1MΩ
Overload Protection: 250V for range 200mV, 600V for other ranges
2.AC Voltage (only AM-900/901/904)
Range | Resolution | Accuracy | |
AM-901 | AM-900 | ||
200mV | 0.1mV | ±(1.2% + 10) | |
2V | 1mV |
Range | Resolution | Accuracy |
AM-904 | ||
200V | 100mV | ±(1.5% + 10) |
600V | 1V |
Range | Resolution | Accuracy |
AM-902 | ||
4V | 1mV | ±(1.2% + 5) |
40V | 10mV | |
400V | 100mV | |
600V | 1V | ±(1.5% + 5) |
Frequency: 40HZ-400HZ