S+S Regeltechnik AERASGARD RCO2 MODBUS Notice D'instruction page 20

G
®
HYGRASGARD
Function 05 Write Single Coil
Register
0x0001 Reset (Auto zero) CO2
0x0002 Reset (Auto zero) VOC
0x0003 Automatic calibration (Automatic) CO2
0x0004 Automatic calibration (Automatic) VOC
0x0005 VOC sensibility "low"
0x0006 VOC sensibility "medium"
0x0007 VOC sensibility "high"
0x0008 LCD on / off
Function 08 Diagnostics
The following sub function codes are supported
Sub Function Parameter
Code
00 Echo of transmission data
(Loopback)
01 Restart Modbus
(Reset listen-only mode)
04 Activation listen-only mode
10 Delete counter
11 Counter bus telegrams
12 Counter communication errors
(Parity, CRC, frame errors, etc.)
13 Counter exception telegrams
14 Counter slave telegrams
15 Counter telegrams without answer
Function 17 Report Slave ID
Composition of answer telegram
Byte No. Parameter
00 Number of bytes
01 Slave ID (device type)
02 Slave ID (device class)
03 Status
04 Version number (release)
05 Version number (version)
06 Version number (index)
RFTM - LQ - CO - Modbus | Telegrams
2
Parameter Data Type
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Data Type Answer
Echo data
Echo telegram
No answer
Echo telegram
Unsigned 16 bit All valid bus telegrams
Unsigned 16 bit Faulty bus telegrams
Unsigned 16 bit Error counter
Unsigned 16 bit Slave telegrams
Unsigned 16 bit Broadcast messages (address 0)
Data Type Answer
Unsigned 8 bit 6
Unsigned 8 bit 14 = AERSGARD
60 = AERASGARD
Unsigned 8 bit
Unsigned 8 bit 255 = RUN, 0 = STOP
Unsigned 8 bit 1...9
Unsigned 8 bit 1...99
Unsigned 8 bit 1
20
Value Range
0 / 1 OFF - ON
0 / 1 OFF - ON
0 / 1 OFF - ON
0 / 1 OFF - ON
0 / 1 OFF - ON
0 / 1 OFF - ON
0 / 1 OFF - ON
0 / 1 OFF - ON
®
MODBUS
® / AERASREG ®