Lumel P30U series - Page 129

130
130
Display  alphanumeric LCD display 2x8 characters
withLEDbacklight
arm-up time 15min
Recording
Recording  into the internal 4 MB memory (max. 534,336 records) –
recording with time stamp, for variants compatible with SD/SDHC -
possibilitytoautomaticallywritinginternalarchiveintoSD/SDHCcards.
Reference conditions and nominal operational conditions
supplyvoltage85..253Vd.c./a.c.(40..400Hz)or20..40Va.c.
(40..400Hz),20...60Vd.c.
ambienttemperature  -25..23..+55
o
C
storagetemperature  -30..+70
o
C
humidity   25..95 % (condensations not
    acceptable)
operatingposition  any
1
The maximum time to start response can extend to 500 ms during data writing into
theSD/SDHCcardorintheinternalfilesystemmemory
Additional errors:
duetotemperaturevariations:  
fortheanalogoutputs 50%oftheout.class/10K
forthemeasuringinputs 100%oftheinput.class/10K
compensationofcoldjunctiontemperaturechanges1C
compensationofwireresistancechanges(temperaturemeasur-
ment)0.2C
compensation of wire  resistance changes (resistance measur-
ment)  005 
-
-
-
-
-
-
-
-
-
-
-