Relay Logic (2.8.11.) - Siemens SITRANS LUT400 Operating Instructions Manual

Low Flowrate Value OFF (2.8.10.3.)
Sets the flowrate value (defined in Flowrate Units (2.15.3.7.) (Page 233)) at which the Low
Flowrate Alarm will de-activate.
Values
Assigned Relay (2.8.10.4.)
Determines which relay (if any) will be activated when the Low Flowrate Alarm activates.
Options
Alarm State (2.8.10.5.)
Read only. Used to view the current state of the Low Flowrate Alarm.
Options
9.2.8.11

Relay Logic (2.8.11.)

Relay contact operation is NORMALLY CLOSED for alarms and NORMALLY OPEN for
controls.
By default an alarm contact is Normally Closed. When an alarm activates, the corresponding
relay coil is de-energized. By setting this parameter to Normally Open, the relay coil will be
energized when an alarm assigned to the relay activates.
Relay 1 Logic (2.8.11.1.)
Use to change the behaviour of Relay 1 when assigned to an alarm.
Options
Relay 2 Logic (2.8.11.2.)
Use to change the behaviour of Relay 2 when assigned to an alarm.
Options
206
Range: 0.000 to 99999.000
Default: 0.000
*
ACTIVE
INACTIVE
*
*
Operating Instructions, 07/2019, A5E33329501-AC
NO RELAY
RELAY 1
RELAY 2
RELAY 3
NORMALLY OPEN
NORMALLY CLOSED
NORMALLY OPEN
NORMALLY CLOSED
SITRANS LUT400