Wiring Compartment; Power - Siemens SITRANS L 7ML5400 Operating Instructions Manual

5.1.1

Wiring compartment

The terminal board on the LUT400 allows all inputs and outputs to be connected
simultaneously. Terminal strips can be removed to improve ease of wiring.
Ensure the terminal strips are terminated to the correct location during re-installation.
Failure to do so may result in damage to the device, or external equipment that is
attached.
Note
Recommended torque on terminal clamping screws.
• 0.56 - 0.79 N m
• 5 - 7 in-lbs
Please do not overtighten the screws.
5.1.2

Power

Connection notes
• The DC input terminals shall be supplied from a source providing electrical isolation
• All field wiring must have insulation ratings suitable for the application.
• Before applying power to the SITRANS LUT400 for the first time, ensure any connected
SITRANS LUT400
Operating Instructions, 04/2021, A5E33329501-AG
CAUTION
WARNING
between the input and output, in order to meet the applicable safety requirements of IEC
61010-1.
alarm/control equipment is disabled until satisfactory system operation and performance
is verified.
Connecting
5.1 Connecting SITRANS LUT400
35