Functions - ProMinent DULCOMETER DMT Instructions De Service

Startbyte Signals Datatype Specifier
1
2
6
7
8
9
10
14
15
ProMinent ®
Cut-off adapter (accessories, order number 1005839)
Where ambient conditions require contact and moisture protection
in accordance with IP 65 you must use cables fitted with IP 65-
compliant M12 industrial plugs and dye cast 9-pin D-sub plugs.
If the DMT is the last bus device connected to the PROFIBUS
cable it must be fitted with a cut-off adapter
red (bus_B)
PLUG
1
4
5
3
2
Screen
Fig. 3
green (bus_A)

Functions

Communication in cyclical data communication
Cyclical telegrams contain:
All DMTs
1 Byte
4 Float
1 Byte
1 Byte
1 Byte
1 Byte
4 Float
1 Byte
1 Byte
Installation / Functions
D-SUB
1 2 3 4 5
6 7 8 9
Wiring diagram
Meaning
Device Status See "Device status" table
MessVar
MessUnit pH=0x50, ORP(Redox)=0x52,
Cl=0x43, Temp°C=0x54,
Temp°F=0x64,
Cond(cond)=0x4C
MessStatus Measured value-specific (see later)
SensorType Measured value-specific (see later)
SensorQuality Measured value-specific (see later)
CorrValue
°C=0x54, °F=0x64
CorrUnit
CorrStatus See "CorrStatus" table
®
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