Datasheet

ManualsBrandsS+S Regeltechnik GmbH ManualsAir Quality CO₂ & VOC SensorsMultifunctional Room Sensor with Potentiometer for Humidity, Temperature and CO2 RFTM-CO2-MODBUS-P AERASGARD

AERASGARD

RFTM - LQ - CO

- Modbus

Telegrams

TELEGRAMS

Function 04 Read Input Register

3x0001 CO2 Sampling 4 s Signed 16 bit 350...5000 350...5000 ppm

3x0002 CO2 Filtering 32 s Signed 16 bit 350...5000 350...5000 ppm

3x0003 VOC Sampling 4 s Signed 16 bit 0...1000 0.0...100.0 % VOC

3x0004 VOC Filtering 32 s Signed 16 bit 0...1000 0.0...100.0 % VOC

3x0005 Temperature Sampling 4 s Signed 16 bit 0…500 0.0...+50.0 °C

3x0006 Temperature Filtering 32 s Signed 16 bit 0…500 0.0...+50.0 °C

3x0007 Relative humidity Sampling 4 s Signed 16 bit 0...1000 0.0...100.0 % r.H.

3x0008 Relative humidity Filtering 32 s Signed 16 bit 0...1000 0.0...100.0 % r.H.

3x0009

not assigned – – – –

3x0010

not assigned – – – –

3x0011

Potentiometer position no filtering Signed 16 Bit 0...1000 0.0...100.0 % r.H.

only for device version with setpoint potentiometer

Function 06 Write Single Register & Function 16 Write Multiple Register

4x0001 Physical parameter displayed Index on display Unsigned 8 bit 0…10 0…10

Standard display (cyclic):

VOC in %,

CO2 in ppm,

temperature in °C,

relative humidity in % r.H.

– 0

Default

setting

alternative display (static):

CO2 in ppm 1 1

VOC in % 2 2

Temperature in °C 3 3

Relative humidity in % r.H. 4 4

Freely configurable display – 10

4x0002 7-Segment Value Signed 16 Bit -999…9999 -999…9999

4x0003 14-Segment Pattern 1 See Graphic Unsigned 16 Bit See Binary Pattern

4x0004 14-Segment Pattern 2 See Graphic Unsigned 16 Bit See Binary Pattern

4x0005 Segment Pattern Unsigned 16 Bit See Binary Pattern

4x0006 Dot Matrix Character A Unsigned 8 Bit 0…255 ASCII character

4x0007 Dot Matrix Character B Unsigned 8 Bit 0…255 ASCII character

4x0008 Dot Matrix Character C Unsigned 8 Bit 0…255 ASCII character

4x0009 Dot Matrix Character D Unsigned 8 Bit 0…255 ASCII character

4x0010 Dot Matrix Character E Unsigned 8 Bit 0…255 ASCII character

4x0011 Dot Matrix Character F Unsigned 8 Bit 0…255 ASCII character

4x0012 Dot Matrix Character G Unsigned 8 Bit 0…255 ASCII character

4x0020 Brightness LCD-backlighting Unsigned 8 Bit 0...63 0...100%

4x0021

Offset CO2 Signed 16 Bit –512...511 Offset

4x0022

not assigned Signed 16 Bit –512...511 Offset

4x0023

Offset temperature Signed 16 Bit –512...511 Offset

4x0024

Offset relative humidity Signed 16 Bit –512...511 Offset

only for device version with setpoint potentiometer