Interface Potential-Free Contact; Configuring The Ethernet Interface - Lauda IN 550 XT FC Operation Manual

4.7.2 Interface potential-free contact

4.7.3 Configuring the Ethernet interface

Technical data of the Ethernet interface
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The contacts may be loaded with a maximum voltage of 30 V direct
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current (DC) and a maximum current of 0.2 A.
Fig. 14: Flange plug (front) in fault condition
View of the flange plug (front) or into the coupling socket on the
soldering side.
Good condition
Pin 1 and 2 are closed.
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During trouble-free operation, the alarm output is in good state.
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Fault condition
Pin 2 and 3 are closed.
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The alarm output is in fault condition:
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If the device is switched off,

after switching on, if a fault (e.g. low level) is already present,

during operation, if a fault occurs, and

for each event configured in the Alarm Output menu.

Please note the following:
The equipment connected to the extra-low voltage inputs and outputs
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must be reliably isolated from voltages dangerous to the touch in
accordance with DIN EN 61140. For example, by double or reinforced
insulation according to DIN EN 60730-1 or DIN 60950-1.
Only use protected connection lines. Connect the protective screen
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with the connector shell. Cover unused connectors with protective caps.
Data
Ethernet - standard
A glossary (word list) with all the relevant explanations appears at the end of
the document.
PC control
The PC control menu item enables the device to be accessed by a PC
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or control station. You activate this function if you want to control or
monitor the constant temperature equipment from an external control
station.
Integral process thermostats with flow control unit
Value Unit
10/100 MBit
V4