Endress+Hauser iTEMP TMT84 - PROFIBUS PA Cable Specification

iTEMP TMT84 Electrical connection
Endress+Hauser 15
Item C, releasing the connection:
1. Press down on the lever opener.
2. Remove the wire from the terminal.
3. Release lever opener.
5.2.2 Fieldbus connection
Fieldbus cable specification as per IEC 61158-2 (MBP), see the Operating Instructions
for details.
Devices can be connected to the fieldbus in two ways:
• Using a conventional cable gland
• Using the fieldbus connector (optional, available as an accessory)
Grounding via one of the grounding screws (terminal head, field housing) is
recommended.
Cable gland or entry
Please also observe the general procedure on →  13.
2
1
3
4
5
6
A0041953
 7 Connecting the signal cables and power supply
1 Head transmitter installed in field housing
2 Head transmitter installed in terminal head
3 Terminals for fieldbus communication and power supply
4 Internal ground connection
5 External ground connection
6 Shielded fieldbus cable
• The terminals for connecting the fieldbus (1+ and 2-) are not polarity sensitive.
• Conductor cross-section:
• Max. 2.5 mm
2
for screw terminals
• Max. 1.5 mm
2
for spring terminals. Min. stripping length of cable 10 mm (0.39 in).
• A shielded cable must be used for the connection.