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Summary of Contents for Atal TRA-104D
- Page 1 TRA-104D TRANSMITTER Programmable transmitter of temperature, relative humidity and other derived humidity values with 4-20 mA outputs Instruction Manual...
- Page 2 All transmitter setting is performed by means of the PC connected via the optional communication cable (not included in delivery). Program Tsensor for transmitter setting is available at Atal. Program enables to assign each current loop output measure value (temperature, relative humidity, computed value) and its range.
- Page 3 cabling. Safety distance is up to 0.5 m otherwise undesirable induction of interference signals can appear. Electrical system (wiring) may do only worker with required qualification by rules in operation. Dimensions Typical application wiring Calculation of minimum power voltage Uss for proper operation: Uss min>...
- Page 4 USB port of the PC. • It is necessary to have installed configuration program Tsensor on the PC, It is free available at Atal. During installation please take care about installation of driver for USB communication cable • Connect communication cable to the PC. Installed USB driver detect connected cable and create virtual COM port inside the PC.
- Page 5 Readings on LCD display °C, °F Reading next to this symbol is measured temperature or error state of value. Reading next to this symbol is measured relative humidity or error state of value. °C / °F DP Reading next to this symbol is calculated dew point temperature or error state of value. Reading next to this symbol is calculated absolute humidity or error state of value.
- Page 6 Measuring temperature and humidity range is limited in accordance with the graph below! The value computed from ambient temperature and relative humidity: Display resolution: 0,1 °C You can choice one of the next value:. Dew point temperature Accuracy: ±1,5 °C at ambient temperature T < 25°C and RH >30% Range: -60 to +80 °C Absolute humidity...
- Page 7 relative humidity: t90 < 30 s (humidity step 65 %RH, constant temperature) Recommended interval of calibration: 1 year Measuring interval and LCD display refresh: 0.5 s Communication with computer: via USB port by means of USB communication cable SP003 Protection: electronics IP65, sensors are located in cover with IP40 protection Air filter: filtering ability 0.025 mm Operating conditions: Operating temperature range of case with electronics: -30 to +80 °C, over +70°C switch...
- Page 8 • Measured temperature is lower than approximately -210°C (i.e. low resistance of temperature sensor, probably short circuit). • Relative humidity is lower than 0%, i.e. damaged sensor for measurement of relative humidity, or calculation of humidity is not possible (due to error during temperature measurement) •...
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