Siemens LU01 instruction manual P112 Relay on Setpoint, P113 Relay OFF Setpoint, P116 Dead Band

P112 Relay ON Setpoint

Sets the process point at which the relay changes from its NORMAL state.

Primary Index	Relay
Values	Range: -999 to 9999
	Preset: ----
Altered by	•	P007 Span
	•	P100 Preset Applications
Related	•	P111 Relay Control Function
	•	P113 Relay OFF Setpoint

For most applications, the relay is tripped at this point. For IN-BOUNDS and OUT-OF- BOUNDS alarms, it is the high point in the specified range. This parameter is set according to Span (P007) even when another reading, such as volume, is shown on the LCD.

Note: Relay ON and Relay OFF setpoint values cannot be exactly equal.

P113 Relay OFF Setpoint

Sets the process point at which the relay returns to its NORMAL state.

Primary Index	Relay
Values	Range: -999 to 9999
	Preset: ----
Altered by	•	P007 Span
	•	P100 Preset Applications
Related	•	P111 Relay Control Function
	•	P112 Relay ON Setpoint

For most applications, the relay is reset at this point. For IN-BOUNDS and OUT-OF- BOUNDS alarms, it is the low point in the specified range. This parameter is set according to Span (P007), even when another reading, such as volume, is shown on the LCD.

P116 Dead Band

The distance above and below the bound alarm setpoints.

Primary Index	Relay
Values	Range: 0.000 to 9999
	Preset: 2% of span
	•	P111 Relay Control Function
Related	•	P112	Relay ON Setpoint
	•	P113	Relay OFF Setpoint

Parameters

7ML19985BE02 SITRANS LU01 – INSTRUCTION MANUAL Page 45