measured value
temperature
relative humidity
counted values (dew point…)
co2
current
voltage
two-state signal
pulses
temperature sensor - external probe pt1000
卡塔尔世界杯中国足球赛事
range -200 to +600 °c
accuracy ±0.2 °c (-200 to +100 °c);
±0.2 % from reading from +100 to +600 °c
resolution 0.1 °c
temperature+humidity sensor - external probe t+rh digi
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range according to the connected probe digi/m
accuracy according to the connected probe digi/m
resolution 0.1 °c
dew point
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range according to the connected probe digi/m
accuracy according to the connected probe digi/m
resolution 0.1 °c
co2 sensor
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range 0 to 2 000 ppm
accuracy 50 ppm + 2 % of the measured value at 23 °c a 1013 hpa
resolution 1 ppm
dc voltage
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range 0 to 10 v
accuracy ±10 mv
resolution better than 100 µv
dc current
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range 0 to 20 ma
accuracy ±20 µa
resolution better than 0,1 µa
binary signal
input voltage for level “switched on”/ <0,4 v/> 2 v
minimum/maximum input voltage 0 v/+30 v dc
i mpedance of the “switched on”/ < 10 kohm/> 300 kohm
counter input
range of counter 24 bit (16 777 215) the counter overflow can be allowed
maximum input frequency 200 hz
general technical data
operating temperature -10 to +60 °c
channels internal co2 sensor, 2x external temperature probe or connectable temperature+humidity probe,
2x binary, counter, voltage and current input
counted values dew point, absolute humidity, specific humidity, mixing ratio, specific enthalpy
memory 1 000 000 values (noncyclic record), 600 000 values (cyclic record)
recording interval 1s to 24 hours
display and alarm refresh each 10 s
recording mode noncyclic - data logging stops after filling the memory
cyclic - after filling memory oldest data is overwritten by new
available temperature units degrees celsius, degrees fahrenheit
communication interface ethernet, usb, rs232
ethernet communication protocols www, snmpv1, xml, datalink
alarm protocols e-mail
power ac adapter 230vac/5vdc (neccessary for ethernet interface)
battery life 3 - 4 weeks
protection class ip20
dimensions (without connectors) 178 x 95 x 37mm, without attached cables
weight (including batteries) approx. 380 g
warranty 3 years