5.3.1 Schematic diagram
Steam boiler with probe with probe electronics
5.3.2 Assignment plan evaluator
DLT2/DLT3
CANH
CANL
In normal operating condition relay contacts 3 and 5 (error signalling OFF / no overfill) are
closed.
4-core lead (supply and data)
max. T M 2A
to be attached by the operator
}
Extra relay (signalling of failure and overfill
protection [DLT3])
4mA .. 20mA not galvanically insulated
}
Probe connection
Evaluation device
13