Anuncios Clasificados
DMM249 Specifications
Accuracies are ±(% reading + number of digits) at 23 C ±5 C at less than 75%
R.H. (relative humidity).
Table 1: General specifications
Characteristics Description
Display 3200 count Liquid Crystal Display (LCD) 65 segment analog bargraph
Polarity indication Automatic; positive implied, negative indicated
Overrange indication OL or –OL
Low battery indication The low battery indicator is displayed when battery voltage drops below the operating
level
Sampling rate
Analog bar graph 12 times/second
Digital display 2 times/second
Power supply One standard 9 V battery, IEC 6F22, or ANSI/NEDA 1640A
Battery life 350 hours, typical (alkaline)
Auto power off The meter will automatically shut off approximately 10 minutes after the last function
or mode change
Maximum input voltage 1000 VDC or 750 VACRMS CAT II between V and COM terminals
Maximum floating voltage 1000 VDC or 750 VACRMS CAT II between any terminal and earth GND
Maximum open circuit voltage (current inputs) 600 VDC or 600 VACRMS between current input and COM terminals
Overload protection
V connector 1000 VDC or
750 VACRMS
600 VDC/ACRMS V V
A connector 15 A (600 V) fast blow fuse (type KTK or KLK)
Tektronix part number 159-0287-00
A/mA connector 1 A (600 V) fast blow fuse (type BLS or BBS)
Tektronix part number 159-0337-00
TL60 test lead set Rated 1000 V
C/NRTL
LR100328
ANSI/ISA S82.02-1988
CSA 22.2 No 231.1 M89
Operating temperature 0 C to +50 C, 0 to 80% R.H.
Storage temperature –20 C to +60 C, 0 to 80% R.H. with battery removed from the meter
Temperature coefficient (0.15 x specified accuracy)/ °C
<18°C or >28°C
Operating altitude 2000 m (6561 ft.), maximum
Anuncios Clasificados