Endress+Hauser Proline t-mass 65 - Removing and Installing Printed Circuit Boards (Sensor Remote Version)

Trouble-shooting Proline t-mass 65 PROFIBUS DP/PA
104 Endress+Hauser
Electronics housing sensor remote version
#
Warning!
• Risk of damaging electronic components (ESD protection). Static electricity can damage electronic
components or impair their operability. Use a workplace with a grounded working surface
purposely built for electrostatically sensitive devices!
• If you cannot guarantee that the dielectric strength of the device can be maintained during the
following steps, then an appropriate inspection test must be carried out in accordance with the
manufacturer’s specifications.
• When connecting Ex-certified devices, see the notes and diagrams in the Ex-specific supplement
to these Operating Instructions.
"
Caution!
Use only original Endress+Hauser parts.
Removal and installation  å 49
1. Remove the safety screw (1) and remove the cover (2) from the electronics compartment.
2. Disconnect the sensor cable plug (3).
3. Disconnect the remote cable from the terminal block (4).
4. Remove the two screws (5) from the printed circuit board
5. Remove printed circuit board (6)
6. Installation is the reverse of the removal procedure.
a0005131
Fig. 49: Electronics compartment of the sensor housing remote version: removing and installing printed circuit board
Wire colors (when supplied by Endress+Hauser):
Terminal no. 41 = white; 42 = brown; 43 = green; 44 = yellow
1
2
3
4
5
6
5