Siemens sitrans LU10 Instruction Manual page 41

RELAY
FUNCTION
Level H or HH
Level L or LL
In Bounds**
Out of Bounds**
Rate of Change
Temperature
* Values shown are for illustration purposes only. Enter values which apply to your particular
Important! Relay A / B Setpoint values cannot be exactly equal. Important! Relay A / B Setpoint values cannot be exactly equal.
Important! Relay A / B Setpoint values cannot be exactly equal. Important! Relay A / B Setpoint values cannot be exactly equal.
P112 RELAY A SETPOINT
Enter the critical point for the desired action to occur (based on the Relay
Function selected).
values: -999 to 9999
P113 RELAY B SETPOINT
Enter the critical point for the desired action to occur (based on the Relay
Function selected).
values: -999 to 9999
7ML19985AN02
SETPOINTS
*
RELAY ACTION
A B
85 % 70 %
15 % 30 %
80% 50%
80% 50%
+10% +5%
-10% -5%
60 55
-30 -25
installation.
**2% factory set hysterisis, adjustable via P116.
SITRANS LU10 – INSTRUCTION MANUAL
de-energizes
energizes
de-energizes
energizes
de-energizes
energizes
de-energizes
energizes
energizes
de-energizes
energizes
de-energizes
de-energizes fill rate increases to 10%/min
energizes fill rate decreases to 5%/min
de-energizes empty rate increases to 10%/min
energizes empty rate decreases to 5%/min
de-energizes temperature rises to 60 °C
energizes temperature falls to 55 °C
de-energizes temperature falls to -30 °C
energizes temperature rises to -25 °C
WHEN
level rises to 85%
level falls to 70%
level falls to 15%
level rises to 30%
level falls to 78%
level rises to 82%
level rises to 52%
level falls to 48%
level falls to 78%
level rises to 82%
level rises to 52%
level falls to 48%
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