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OIC-406  Manual

 

 

Page 12 

7.3  Maximum allowed cable lengths 

 

I/O connection 

Max cable 
length (m) 

Cable type 

DC power  

200 

Shielded 

NMEA input 

200 

Shielded twisted pair 

NMEA output 

200 

Shielded twisted pair 

RS232 

15 

Shielded 

RS422 / 485  

200 

Shielded twisted pair 

0-5V input 

2 

Shielded twisted pair 

0-24mA 

200 

Shielded twisted pair 

Rain (puls) 

200 

Shielded twisted pair 

UPT 

100 

Shielded twisted pair 

CMOS 

2 

Shielded twisted pair 

 

Above cable lengths may not be exceeded to comply with EMC regulation. 
Shield must be connected to transmitting or load side only! 
 

 

Summary of Contents for OIC-406

Page 1: ...OIC 406 Temperature Humidity Sensor Manual Version 1 2 April 2024 Author Observator Instruments...

Page 2: ...06 Manual Page 2 Revisions 0 1 May 2016 First issue 0 2 August 2016 Preliminary edition 1 01 March 2017 First Release 1 1 October 2020 Update sensor probe 1 2 April 2024 Update EU declaration of Confo...

Page 3: ...4 1 General 8 4 2 Terminals 8 5 Commissioning 8 6 Basic Node connections 9 6 1 Device status LED s 10 7 Specifications 11 7 1 Specifications OIC 406 probe 11 7 2 Specifications Meteolink general 11 7...

Page 4: ...OIC 406 Manual Page 4 Page intentionally left blank...

Page 5: ...ion purposes Due to the integration of the basic node other sensors like a wind sensor can be interfaced and the signals will be combined in 1 NMEA stream This manual is intended for the System integr...

Page 6: ...ld be filled with the include plug when not in use The OIC 406 probe is a sensitive instrument store dry Direct contact with salt water can make the probe unusable for humidity measurement Remember in...

Page 7: ...reate a natural airflow which contributes to the accuracy of the sensor The probe signal is converted into a standard NMEA signal by the basic node which also functions as a junction connection box Th...

Page 8: ...3 14 for linking nodes Maximum allowed total current is 10A when using these connections Avoid ground loops Shield must be connected on the output side of each cable only 4 2 Terminals Terminals used...

Page 9: ...NMEA_OUT_B 20 RS232_RX 5 SHIELD 21 RS485_422_IN_A 6 NMEA_RETURN_A 22 RS485_422_IN_B 7 NMEA_RETURN_B 8 SHIELD 23 GND Sensor 24 SUPPLY 9 GND Supply 25 0 5VDC_IN_1 10 SUPPLY 11 NMEA1_IN_A 26 GND Sensor...

Page 10: ...tput and information might get lost The other four green LED s indicate the status of the Serial NMEA out NMEA in 2 NMEA in 1 inputs When valid messages are received these LED s blink All NMEA message...

Page 11: ...ND SUP terminal 1 2 9 10 13 14 10A 10A For linking through nodes Max total current via SUPPLY GND sensor 500mA 500mA Total of all sensor connections per node Max current CMOS_SUPPLY 50mA 50mA IP ratin...

Page 12: ...200 Shielded twisted pair RS232 15 Shielded RS422 485 200 Shielded twisted pair 0 5V input 2 Shielded twisted pair 0 24mA 200 Shielded twisted pair Rain puls 200 Shielded twisted pair UPT 100 Shielde...

Page 13: ...OIC 406 Manual Page 13 8 Dimensional drawings...

Page 14: ...Air Temperature C C Unit is Celsius Humidity H P Unit is Percentage Barometric Pressure P B Unit is Bar MeteoLink uses the following formats for output Parameter Type Unit Text remarks Voltage U V Ou...

Page 15: ...OIC 406 Manual Page 15 10 EU Declaration of Conformity...

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