Register Designation Type Display / purpose
1022 Actual operating mode Enum 0 - EXTERNAL STOP
1 - MANUAL
2 - CONTACT
3 - BATCH
4 - ANALOGUE
1023 Actual sub-operating mode Enum 0 = NO SUB-OPERATING MODE
1 - PRIMING
2 - AUXILIARY OPERATION
3 - BATCH TIME CONTROL
4 - BATCH HYDROGRAPH
5 - BATCH ANALOGUE-CONTROLLED VOLUME
6 - BATCH ANALOGUE-CONTROLLED FRE‐
QUENCY
7 - BLEEDING
8 - CALIBRATION
1024 Actual concentration FLOAT32 0.01 … 100000 ppm
1026 Switch-on counter UINT32 Number of previous "Power-ups"
0 … 2
32
-1
1028 Total operating time UINT32
0 … (2
32
-1)/3600 h
1030 Total revolutions counter UINT32
0 … 2
32
-1 strokes
1032 Deletable revolution counter UINT32 "Write access" means "Clear counter"
0 … 2
32
-1 strokes
1034 Total metering quantity
counter
FLOAT32 0.0 … (max. FLOAT32) l
1036 Deletable metering quantity
counter
FLOAT32 Write access means "Clear counter"
0.0 … (max. FLOAT32) l
1040 Remaining metering quantity FLOAT32 0.0 l
1042 Metering quantity of last
stroke
FLOAT32 Dependent on
- dosing head fitted
- metering type
- …
1046 "Liquid level" monitoring UINT16 0 … 100 %
2.10.6 "Target operating parameter" register
These register inputs are all for function code "0x03", "0x06", 0x10
and 0x17 (Read / Write).
Supplementary operating instructions for Modbus RTU
39