Dostmann Electronic TC 309, Инструкция по эксплуатации

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DATA LOGGER SOUND LEVEL METER
19
display to indicate that the tester is under T1
minus T2 mode. The temperature difference
is shown on the right hand side display as
shown in Fig.
§
Record and Erase memory Operation:
When one presses the "REC" button, the
meter will start recording, and pressing the
"REC" button again will stop recording, If you
want to clear the memory, power off the meter,
then press and hold “REC” button and then
press power button and hold at least 5
seconds, then LCD will show "CLR" “SURE 5”,
then release all buttons to clear the memory.
Warning ! When the “LOW Batterry”
condition is displayed, the data logging
function does not work.
§
Clock Setup
1: press and hold “T1-T2” button and then
power on the meter:
2: press “HOLD”(clock):
3: press "REC"
▲
or "°C/°F"
▼
to increase or
decrease number, press “HOLD”(clock) to
adjust next item. The adjusting order is
year
→
month
→
day
→
hour
→
minute, then
press “HOLD” (clock) to finish adjusting. If
you want abort during a setup process,
press power button to cancel.
§
Recording Interval Setup:
1: press and hold “T1-T2” button and then
power on the meter:
2: press “MAXMIN"(INTV)
3: press "REC"
▲
or " °C/°F"
▼
to increase
or decrease number, press “MAXMIN "
(INTV) to adjust next item, then press
“MAXMIN” (INTV) to finish. If you want
abort during a setup process, press power