LION I/O Modules
▪
Analog Inputs, SIL0
73
10.6
803304 AI4, PT1000
Sensors can be connected via 2-, 3- or 4-wire technology.
2-wire technology
Abb. 77: 2-wire technology
3-wire technology
Abb. 78: 3-wire technology
4-wire technology
4-wire technology
Wrong or no temperature values.
Because of wiring the module during operation, errors in the temperature values
can occur.
▪ Before wiring the modules, switch off the power.