comet u6841msim iot wireless datalogger for 3 current inputs 0-20ma and 1 two-state input, with buil
category: wireless
quick overview:
product details
iot wireless datalogger kit with built-in gsm modem and flat rate sim card allows the instant connection to the comet cloud.
iot datalogger is designed to record 3 current inputs and 1 binary input. in case of exceeded set limits e-mail is sent from thecomet cloud.
alarms are also indicated locally by led, lcd and acoustically by built-in beeper.
the recording is performed in a non-volatile electronic memory. the data can be transferred to a pc via included usb-c cable.
gsm recorderincludes traceable calibration certificatewith declared metrological traceability of etalons is based on requirements ofen iso/iec 17025 standard.
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codeu6841msim
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warranty3 years
technical data
measured value
currenttwo-state signalcurrent input
卡塔尔世界杯中国足球赛事 range 0 to 20 ma dcresolution better than 1 µaaccuracy ±20 µainput resistance approx. 100 ωminimum current 0 ma (open circuit)maximum current limited to approx. 40 mabinary input
parameters of the voltage contact „l“ level input voltage:< 0,8 v(*);
„h“ level input voltage:> 2 v;
minimum voltage applicable:0 v;
maximum voltage applicable:+30 v dcparameters of the voltage-free contact contact resistance in „switched-on“ state:< 10 kohm;
contact resistance in the „switched-off“ state:> 2 mohm;
contact voltage in the „switched-off“ state:ca 3 v;
minimum state duration necessary for latching the state:1sgeneral technical data
operating temperature -20 to +60 °cchannels 3x current input, 1x binary inputmemory 500,000 values in noncyclic logging mode; 350,000 values in cyclic record moderecording interval adjustable from 1 s to 24 hdisplay and alarm refresh adjustable 1 s, 10 s, 1 minrecording mode noncyclic - data logging stops after filling the memory
cyclic - after filling memory oldest data is overwritten by newreal time clock year, leap year, month, day, hour, minute, secondpower battery sony liion 5200mahprotection class ip20dimensions 61 x 93 x 53 mm, with antenna 120 x 93 x 53 mmweight (including batteries) approx. 270 gwarranty 3 years
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comet u6841msim iot wireless datalogger for 3 current inputs 0-20ma and 1 two-state input, with buil
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