Lutron DM-9971SD Bench Digital Multimeter, SD Card Logger

Bench multimeter with 6000 counts for voltage, current, resistance, frequency and more, with isolated RS232 output and SD card logging.

Price and availability on request

High Accuracy Measurement: 6000 counts A/D for high resolution, supporting measurements for DCV, ACV, DCA, ACA, resistance, frequency, duty cycle, diode, and continuity beeper.
Versatile Connectivity: Equipped with RS232 computer serial interface (photo couple) and accepts SD memory cards up to 32 GB capacity for extensive data logging.

Specifications
Display	97 mm x 56 mm large LCD display
Measurement	DCV, ACV, DCA, ACA, Resistance,Diode, Continuity beeper, Frequency, Duty cycle.
Datalogger Sampling Time Setting range	Auto; 2 seconds to 3600 seconds; Manual; Push the data logger button once will save data one time.; @Set the sampling time to 0 seconds.
Data error no.	≤ 0.1% no. of total saved data typically.
SD card capacity	2 GB to 32 GB
A/D counts no.	6000 counts.
Range selection	Auto range with manual range selecting.
Special function	Relative measurement, Data hold
Data hold	To freeze the display reading on the LCD display.
Power On/Off management	Auto power of or manual power off.
Memory recall	Records Maximum & Minimum readings with recall.
Relative measurement	To offset the measurement value.
V/A/Hz button	When execute the voltage or current function also can measure the frequency of signal.
Data output	RS 232 PC serial interface, photo couple.
Polarity	Automatic Switching, " - " indicates negative polarity.
Zero adjustment	Automatic.
Sampling time of display	Approx. 0.5 to 1 second.
Operating Temperature	0 °C to 50 °C (32 °F to 122 °F)
Operating Humidity	Max. 80% RH.
Power supply	DC1.5 V (AA) battery x 6 PCs or DC 9V adapter input * AC/DC Power adapter is optional.
Power consumption	Normal operation (w/o SD card save data) : Approx. DC 80 mA; When SD card save the data : Will increase approx. DC 25 mA.
Dimension	292 x 236 x 100 mm ( 11.5 x 9.3 x 3.9 inch ).
Weight	1450 g/3.19 LB ( w.o battery ).

Accessories
Supplied with	Included; Red and Black Test Leads; ( CAT III 1KV Test Leads ):1 Set; 630 mA Spare Fuse.:1 PC; Instruction Manual:1 PC
Optional	Full line adapters : ACA/DCA current adapter, Tachometer adapter, Humidity adapter, Pressure adapter, Light adapter, EMF adapter, Light adapter, EMF adapter; AC to DC 9V Adaptre : AP-9VA; RS232 cable to D-Sub 9 connector: UPCB-06 RS232 cable to USB connector:.USB-11; SD card.:SD-4GB; Data Acquisition software: SW-U801-WIN

Measurement Range and Resolution
Range	600.0 mV / 6 V / 60 V / 600 V / 1000 V
Resolution	0.1 mV / 0.001 V / 0.01 V / 0.1 V / 1 V
Accuracy	±⁠(0.5% + 2d) for 600 mV, ±⁠(0.8% + 1d) for 6 V, 60 V, 600 V, 1000 V
Input Impedance	10 MΩ
Overload Protection	600 mV range ± 380 DCV, 380 ACV; other ranges ± 1000 DCV, 1000 ACV
Accuracy	±⁠(1% + 2d) (specifications tested under 50/60 Hz)
Range	10 A / 6 A / 600 mA / 60 mA / 6000 μA / 600 μA
Resolution	0.01 A / 0.001 A / 0.1 mA / 0.01 mA / 1 μA / 0.1 μA
Accuracy	DCA ±⁠(0.5% + 2d) to ±⁠(1.5% + 2d); ACA ±⁠(1% + 7d) to ±⁠(1.5% + 2d) (specifications tested under 50/60 Hz)
Overload Protection	10 A range: 10 A fuse; μA, mA range: 630 mA fuse
Range	600 Ω / 6 kΩ / 60 kΩ / 600 kΩ / 6 MΩ / 60 MΩ
Resolution	0.1 Ω / 0.001 kΩ / 0.01 kΩ / 0.1 kΩ / 0.001 MΩ / 0.01 MΩ
Accuracy	600 Ω ±⁠(1% + 2d); 6 kΩ, 60 kΩ, 600 kΩ, 6 MΩ ±⁠(1.5% + 2d); 60 MΩ ±⁠(3% + 5d)
Overload Protection	±350 DCV, 350 ACV
Range	60 Hz / 600 Hz / 6 kHz / 60 kHz / 600 kHz / 6 MHz / 20 MHz
Resolution	0.01 Hz / 0.1 Hz / 0.001 kHz / 0.01 kHz / 0.1 kHz / 0.001 MHz / 0.01 MHz
Sensitivity	Min. 1 V rms, Max. 5 V rms
Range	2.9 V DC
Continuity Beeper	Beeps if measured resistance is less than 20 Ω

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.