Endress+Hauser Proline 300, Краткое руководство по эксплуатации

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Proline 300 Modbus RS485 Electrical connection
Hauser 17
5.2.3 Terminal assignment
Transmitter: supply voltage, input/outputs
The terminal assignment of the inputs and outputs depends on the individual order version of
the device. The device-specific terminal assignment is documented on an adhesive label in the
terminal cover.
Supply voltage Input/output 1 Input/output 2 Input/output 3
1 (+) 2 (–) 26 (B) 27 (A) 24 (+) 25 (–) 22 (+) 23 (–)
Device-specific terminal assignment: adhesive label in terminal cover.
Terminal assignment of the remote display and operating module →  21.
5.2.4 Preparing the measuring device
NOTICE
Insufficient sealing of the housing!
Operational reliability of the measuring device could be compromised.
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Use suitable cable glands corresponding to the degree of protection.
1. Remove dummy plug if present.
2. If the measuring device is supplied without cable glands:
Provide suitable cable gland for corresponding connecting cable.
3. If the measuring device is supplied with cable glands:
Observe requirements for connecting cables →  14.
5.3 Connecting the measuring device
NOTICE
Limitation of electrical safety due to incorrect connection!
‣
Have electrical connection work carried out by appropriately trained specialists only.
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Observe applicable federal/national installation codes and regulations.
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Comply with local workplace safety regulations.
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Always connect the protective ground cable  before connecting additional cables.
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For use in potentially explosive atmospheres, observe the information in the device-specific
Ex documentation.