Endress+Hauser Proline t-mass A 150, Operating Instructions Manual, Page: 25 / 134

Proline t-mass A 150 HART Electrical connection
Hauser 25
7.2.1 Connecting the cables
E
+
–
1
2
22
23
24
25
26
27
10 (0.4)
mm (in)
3 (0.12)
1
2
22
23
24
25
26
27
20 mm
A0017250
1. Unscrew the connection compartment cover.
2. Remove the display module.
3. Push the supply cable through the cable entry. To ensure tight sealing, do not remove
the sealing ring from the cable entry.
4. Strip the cable and cable ends. In the case of stranded cables, also fit wire end
ferrules.
5. Connect the cable in accordance with the terminal assignment →  99. For HART
communication: When connecting the cable shielding to the ground terminal,
observe the grounding concept of the facility.
6. Firmly tighten the screws in the terminal block.
7. Perform the same steps for the signal cable as for the power supply cable.
8. Insert the terminal block into the electronics module.
9. Firmly tighten the cable glands.
10. NOTICE
Housing degree of protection voided due to insufficient sealing of the housing.
‣
Screw in the thread without using any lubricant. The threads on the cover are
coated with a dry lubricant.
Reverse the removal procedure to reassemble the transmitter.
7.3 Ensuring the degree of protection
The measuring device fulfills all the requirements for the IP66 and IP67 (Type 4X
enclosure) degree of protection.