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BK Precision 390A - Test Bench DMM in new rubberized case w/RS-232
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BK Precision 390A - Test Bench DMM in new rubberized case w/RS-232
High performance and value priced, this Test Bench® model 390A offers more features for the dollar than other multimeters. This meter has a dual injection molded case that allows a better grip and offers better meter protection. CE marked and UL listed. 3 3/4, 4000 count LCD display 0.1% basic accuracy RS232 interface and software included Auto or manual ranging Auto power off All current ranges are fused protected Designed to meet IEC61010 1, CATIII 600V, class2
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 Specifications
| Volts | | | DC Ranges | 400 mV, 4V, 40V, 400V, 1000V | | AC Ranges | 400 mV, 4V, 40V, 400V, 750V | | Resolution | 100uV, 1 mV, 10 mV, 100 mV, 1 V | | DC Accuracy | +-(0.1% rdg + 2 dgt) | | AC Accuracy | 400 mV: +- (1.2% rdg + 5 dgt) | | | 50 Hz - 100 Hz | | | +-(1.0% rdg + 3 dgt) 50 Hz - 500 Hz | | Overload Protection | 1100 VDC or AC rms | | Input Impedance | 400mV: > 100M , 4V: 10 MOhm | | Current | | | Ranges | 400 uA, 4 mA, 40 mA, 400 mA, 20A* | | Resolution | 0.1 uA, 1 uA, 10 uA, 100 uA, 10 uA | | DC Accuracy | 400 uA - 400 mA: +-(1% rdg + 5 dgt) 20 A: +- (2% rdg + 3 dgt) | | AC Accuracy | 400 uA to 400 mA: +-(1.5% rdg + 4 dgt)
20A: +-(2.5% rdg + 4 dgt.) | | Input Protection | uA/mA Input:
0.5A/500V fast blow ceramic fuse
20A input:
20A/600A fast blow ceramic fuse | | Max. Burden Voltage | 500mV (2V on 4mA, 400mA ranges) | | Resistance | | | Ranges | 400 , 4 kOhm, 40 kOhm, 400 kOhm, 4 MOhm, 40 MOhm | | Resolution | 100 m, 1 Ohm, 10 Ohm, 100 Ohm, 1 kOhm, 10 kOhm | | Accuracy | 400 to 400 kOhm: +-(0.5% rdg + 4 dgt.)
4 M: +-(1% rdg + 5 dgt.)
40 M: +-(2% rdg + 5 dgt.) | | Open Circuit Voltage | -0.45 VDC typ. (-1.2 VDC on 400 range) | | Overload Protection | 500 VDC or AC rms | | Diode Test | Tested at 1.2 mA, 3.0 VDC max. typ.
+-(1.5% rdg + 3 dgt.) accuracy | | Transistor Test (hFE) | Does not apply | | Capacitance | | | Ranges | 4 nF, 40 nF, 400 nF, 4 uF, 40 uF, 400 uF, 4 mF, 40 mF | | Resolution | 1 pF, 10 pF, 100 pF, 1 nF, 10 nF, 100 nF, 1 uF, 10 uF | | Accuracy | 4 nF: +-(3% rdg + 20 dgt.) 4 nF to 40 uF: +-(3% rdg + 5 dgt.)
400uF to 40 mF: +-(5% rdg + 10 dgt.) | | Test Voltage | < 1V | | Overload Protection | 500 VDC or AC rms | | Frequency | | | Ranges | 4 kHz, 40 kHz, 400 kHz, 4 MHz, 40 MHz | | Resolution | 1 Hz, 10 Hz, 100 Hz, 10 kHz, 100 kHz | | Accuracy | +-(0.1% rdg + 3 dgt.) | | Sensitivity | 1 Hz - 4 MHz: 1V rms
4 MHz-40MHz: > 2V rms, <5V rms | | Minimum Pulse Width | > 25 ns | | Duty Cycle Limits | > 30% & <70% | | Minimum Input Range | | | Overload Protection | 500 VDC or AC rms | | Logic Test | | | Logic Threshold | Does not apply | | Frequency Response | | | Pulse Width | | | Pulse Limits | | | Indication | | | Overload Protection | | | Temperature | | | Range, Resolution | -58 0 to +2372 0 F, 1 0 F (-50 0 to +1300 0 C) | | Accuracy | +-(0.8% rdg + 2 0 C) -50 0 - 400 0 C
+-(1% rdg + 2 0 C) 400 0 - 1300 0 C) | | Duty Cycle | | | Range, Resolution | Does not apply | | Accuracy (5V logic) | | | Minimum Pulse Width | | | Frequency Range | | | Overload Protection | | | General | | | Display | 4000 count, 3 3/4 digit LCD with 41 segment analog bar graph | | Polarity | Automatic, positive implied, negative polarity indication | | Operating Temperature | 32 0 to 122 0 (0 0 to 50 0 C), 0 to 70% R.H. | | Dimensions (HxWxD) | 7.8x3.5x1.57'' (198x90x40 mm) | | Weight | 11.3 oz. (320g) | | Three Year Warranty | | Accessories | SUPPLIED: 9V Battery, Test Leads, Instruction Manual, Thermocouple Probe (Model 390)
OPTIONAL: TL-2A Deluxe Test Leads, TL-3 Accessory Tip Kit (for TL-2A), PR-28A High Voltage Probe (40kVDC), TL-130A General Purpose DMM Kit
Carrying Case (not included): LC-29B | | *10 A continuous, 20A for 30 seconds max. |
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