Siemens SITRANS LUT400 - Time of Day Relay (2.11.2)

SITRANS LUT400
214 Operating Instructions, 07/2019, A5E33329501-AC
Relay contact operation is NORMALLY CLOSED for alarms and NORMALLY OPEN for
controls.
By default a control contact is Normally Open. For Relay Duration (2.11.1.3.) (Page 213) the
corresponding relay coil is energized. By setting this parameter to
Normally Closed, the relay
coil will be de-energized for the duration phase.
9.2.11.2 Time of Day Relay (2.11.2)
This function drives a relay based on time of day. The relay toggles on and off at a rate set
by the parameters below. This relay is not affected by LOE, faults, alarms, or any other
condition within the device.
Enable (2.11.2.1.)
Enables/disables elapsed time of day relay control.
Options
ENABLED
*
DISABLED
Activation Time (2.11.2.2.)
Sets time of day, using a 24-hour clock, at which the relay should activate.
Values
Range: 00:00 to 23:59
Format: HH:MM (24 hour format, for example for 5:30 pm, set parameter to 17:30)
Default: 00:00
For instructions on how to edit parameters with a string editor, see Using the string editor in
Date and Time (2.14.) (Page 226).
Relay Duration (2.11.2.3.)
The time in seconds from one change of state in the relay to the next.
Values
Range: 1 to 99999
Default: 10
Assigned Relay (2.11.2.4.)
Determines the relay assigned to time of day control.
Options
*
RELAY 1
RELAY 2
RELAY 3