Terminal Assignment; Preparing The Measuring Device; Connecting The Measuring Device - Endress+Hauser Proline Teqwave MW 300 Operating Instructions Manual

Proline Teqwave MW 300 HART
Endress+Hauser
Capacitance: core/shield Maximum 1 000 nF for Zone 1, Class I, Division 1
L/R Maximum 24 µH/Ω for Zone 1, Class I, Division 1
7.2.3

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
1 (+) 2 (–) 26 (+)
Terminal assignment of the remote display and operating module →  39.
7.2.4

Preparing the measuring device

NOTICE
Insufficient sealing of the housing!
Operational reliability of the measuring device could be compromised.
‣
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 connection cable.
3. If the measuring device is supplied with cable glands:
Observe the requirements for connection cables.
7.3

Connecting the measuring device

NOTICE
An incorrect connection compromises electrical safety!
‣
Only properly trained specialist staff may perform electrical connection work.
‣
Observe applicable federal/national installation codes and regulations.
‣
Comply with local workplace safety regulations.
‣
Always connect the protective ground cable  before connecting additional cables.
‣
When using in potentially explosive atmospheres, observe the information in the
device-specific Ex documentation.
Input/output Input/output
1
27 (–) 24 (+)
Device-specific terminal assignment: adhesive label in terminal cover.
Electrical connection
Input/output
2 3
25 (–) 22 (+) 23 (–)
35