Reg‐
ister
Description Type Display / purpose
1000 Status register UINT32 Bit 0 - reserved
Bit 1 - reserved
Bits 2 - 4 - operating mode
(0 = halt; 1 = manual; 2 = contact; 3 = batch; 4 =
analogue)
Bit 5 - Error (Error present)
Bit 6 - Warnings (Warnings present)
Bit 7 - Manual stop (Pump was manually stopped)
Bit 8 = Stop(Pump is stopped)
Bit 9 - Priming (Pump is in priming mode)
Bit 10 - Auxiliary (Pump is in auxiliary mode)
Bit 11 - Pause (Pump has switched to pause)
Bit 12 - Field bus (Field bus mode enabled)
Bit 13 - Flow (Metering monitor enabled and
accessories connected)
Bit 14 - Batch Memory (Batch memory is acti‐
vated)
Bit 15 - Calibration (Pump is calibrated)
Bit 16 - Relay 1 (Relay 1 present)
Bit 17 - Relay 2 (Relay 2 present)
Bit 18 - Analogue Out (Analogue output present)
Bit 19 - Diaphragm rupture (Diaphragm rupture
option is installed)
Bit 20 - Concentration (Concentration calculation
is activated)
Bit 21 - reserved
Bit 22 - Cavitation (Cavitation was detected)
Bit 23 - Airlock (Air was detected in the dosing
head)
Bit 24 - Overpressure (Too high back pressure)
Bit 25 - Negative pressure (too low back pressure)
Bit 26 - Degassing (Pump currently bleeding)
Bits 27 - 32 - reserved
X
1002 Error flags (1st register) UINT32 Bit 0 - ERROR CONFIGURATION DATA
(SYSTEM)
Bit 1 - ERROR POWER INPUT TOO LOW
Bit 2 - ERROR POWER INPUT TOO HIGH
Bit 3 - ERROR LEVEL
Bit 4 - ERROR DIAPHRAGM RUPTURE
Bit 5 - ERROR METERING MONITOR
Bit 6 - ERROR POSITION DETERMINATION
Bit 7 - ERROR TEMPERATURE TOO HIGH
Bit 8 - ERROR INITIALISATION (SYSTEM)
X
Supplementary Operating Instructions for Modbus RTU
51
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