User guide

Communication protocol Serie30 Page 15/37
0x020F R Year:Week Firmware-Version
Device Coefficient Range (0x03xx):
compatible with Class.Group-Version = 5.20-10.XX and later
all registers contain 16 bit [15..8][7..0] (1 register)
address is calculated by (0x0300 + 2*{Coeff-No.}). {Coeff-No.} is defined in Function 30.
You must read an even number registers
format is float according to chapter “6.2 floating-point format IEEE754”
Writing only allowed with F16 (write cycle with 2 registers)
corresponding functionality to Keller Bus functions F30 and F31
MODBUS StAdd
(0xHILO)
Read/
Write
Coeff-
No.
Unit DESCRIPTION
0x036A R/W 53 bar Threshold value of the root function
0x0380 R/W 64 bar Offset of pressure sensor P1
0x0382 R/W 65 Gain factor of pressure sensor P1
0x0384 R/W 66 bar Offset of pressure sensor P2
0x0386 R/W 67 Gain factor of pressure sensor P2
0x0388 R/W 68 bar Offset of analogue output
0x038A R/W 69 Gain factor of analogue output
0x038C R/W 70 Offset of CH0
0x038E R/W 71 Gain factor of CH0
0x03A0 R 80 bar Minimum pressure of sensor P1
0x03A2 R 81 bar Maximum pressure of sensor P1
0x03A4 R 82 bar Minimum pressure of sensor P2
0x03A6 R 83 bar Maximum pressure of sensor P2
0x03A8 R 84 °C Minimum temperature of temperature sensor
0x03AA R 85 °C Maximum temperature of temperature sensor
0x03AC R 86 °C Minimum temperature of sensor P1
0x03AE R 87 °C Maximum temperature of sensor P1
0x03B0 R 88 °C Minimum temperature of sensor P2
0x03B2 R 89 °C Maximum temperature of sensor P2
0x03B4 R 90 Minimum value of channel CH0
0x03B6 R 91 Maximum value of channel CH0
0x03B8 R 92 bar Pressure for minimum analogue signal *
0x03BA R 93 bar Pressure for maximum analogue signal *
0x03BC R 94 mA, V Minimum analogue signal*,**
0x03BE R 95 mA, V Maximum analogue signal*,**
* Required for scaling the analogue output (see below)
**The information for No. 94 and No. 95 may be in mA or V, according to whether the device possesses a voltage output or a
current output (function 100 index 3).