Endress+Hauser Proline Promag W 400 HART, Operating Instructions Manual

Page: 45 / 198

Proline Promag W 400 HART Electrical connection
Hauser 45
Connecting the connecting cable to the transmitter
1.
2.
4.
3.
6 5 7 8 4 37 36 42 41
S1 E1 E2 S2 GND E S
TX 20 4 x
A0032102
 18 Transmitter: main electronics module with terminals
1. Loosen the 4 fixing screws on the housing cover.
2. Open the housing cover.
3. Push the 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 ferrules
→  42.
5. Connect the cable in accordance with the terminal assignment →  41.
6. Firmly tighten the cable glands.
7.
L
WARNING
Housing degree of protection may be voided due to insufficient sealing of the
housing.
‣
Screw in the screw without using any lubricant.
Reverse the removal procedure to reassemble the transmitter.
7.2.2 Connecting the transmitter
L
WARNING
Housing degree of protection may be voided due to insufficient sealing of the housing.
‣
Screw in the screw without using any lubricant. The threads on the cover are coated
with a dry lubricant.
Tightening torques for plastic housing
Housing cover fixing screw 1.3 Nm
Cable entry 4.5 to 5 Nm
Ground terminal 2.5 Nm
For HART communication: when connecting the cable shielding to the ground
terminal, observe the grounding concept of the facility.