Table of Contents
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8 Electrical Specifications
Measurement
range
Resolution
Accuracy
Power
Update rate
Computer
interface
Dry contact
specification
Transmission
format
Temperature
Humidity
Carbon
dioxide
Temperature
/ humidity
Carbon
dioxide
Temperature
Humidity
Carbon
dioxide
Analog
output
AC input
DC input
Once per second
USB; RS-232; RS-485
Maximum 1A @30Vdc (Normal open)
115200bps 8:N:1
15
TM-185A TM-187A
-20ºC~70ºC
-4~158℉
1~99％RH
1~9999 PPM
0.1
1
±1ºC(5ºC~60ºC)
±2ºF(41ºF~140ºF)
Other ranges ±2ºC/±4ºF
±5％RH
(20~80％RH@25ºC)
Other ranges ±8%RH
±70PPM or ±5％
(≦2000PPM)
Other ranges ±7％
±0.3mA or ±2％
(load≦250Ω)
24Vac/Vdc±20％
(50~60Hz)
9~15V
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