Reg‐
ister
Description Type Display / purpose
1012 Actual speed INT16 TBD
1013 Maximum possible rotational
speed/hour
UINT16 TBD
1014 Minimum possible metering
volume/rotation
FLOAT
32
TBD
1016 Current metering volume per
rotation
FLOAT
32
TBD
1018 Actual capacity FLOAT
32
Dependent on - dosing head fitted - device con‐
text (e.g. adjusted suction stroke) - …
X
1020 Maximum possible capacity FLOAT
32
Determined by - dosing head fitting - device con‐
text (e.g. adjusted suction stroke) - …
X
1022 Actual operating mode Enum 0 - EXTERNAL HALT
1 - MANUAL
2 - CONTACT
3 - BATCH
4 - ANALOGUE
X
1023 Actual sub-operating mode Enum 0 = NO SUB-OPERATING MODE
1 - PRIMING
2 - AUXILIARY MODE
3 - BATCH TIME CONTROL
4 - BATCH GANGLINIE
5 - BATCH ANALOGUE-CONTROLLED
VOLUME
6 - BATCH ANALOGUE-CONTROLLED FRE‐
QUENCY
7 - BLEEDING
8 - CALIBRATION
X
1024 Actual concentration FLOAT
32
If the actual concentration >= 0.1% ==> display in
%
If actual concentration < 0.1% ==> display in ppm
0.01 … 100000 ppm
X
1026 Switch-on counter UINT32 Number of previous "Power-ups"
0 … 2
32
-1
X
1028 Total operating time UINT32
0 … (2
32
-1)/3600 h
X
1030 Total stroke counter UINT32
0 … 2
32
-1 strokes
X
1032 Deletable stroke counter UINT32 "Write access" means "Clear counter"
0 … 2
32
-1 strokes
X
1034 Total metering quantity counter FLOAT
32
0.0 … (max. FLOAT32) l X
1036 Deletable metering quantity
counter
FLOAT
32
Write access means "Clear counter"
0.0 … (max. FLOAT32) l
X
1038 Remaining strokes UINT32
0 … 2
32
-1 strokes
X
Supplementary Operating Instructions for Modbus RTU
53
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