Siemens SITRANS LUT400 - Discrete Inputs

Connecting
5.1 Connecting SITRANS LUT400
SITRANS LUT400
Operating Instructions, 07/2019, A5E33329501-AC
45
Synchronizing with another SITRANS LUT400, or other Siemens devices
Other Siemens devices that can be synchronized with the SITRANS LUT400:
DPL+, SPL, XPL+, LU01, LU02, LU10, LUC500, DPS300, HydroRanger 200, HydroRanger
Plus, EnviroRanger, MiniRanger, MultiRanger 100/200
● Mount the level monitors together in one cabinet.
● Use a common power (mains) supply and ground (earth) for all devices.
● Interconnect the SYNC terminals of all level monitors.
● Up to 16 Siemens devices can be synchronized together.
For more information or assistance, contact Siemens or your local distributor. Go to:
www.siemens.com/processautomation (www.siemens.com/processautomation
).
5.1.9 Discrete inputs
The SITRANS LUT400 has a 24V power bias (terminal 10) for use with the discrete inputs,
or the discrete inputs can be wired using external power.
①
Common Neg. for DIs
②
Pos. Input for DI1
③
Pos. Input for DI2
④
Bias supply for Pos. DIs
(ground to terminal 6)
Discrete Inputs used with internal bias supply