Min Temperature; Set Alarm Levels; High Flow; Low Flow - Siemens SITRANS F Operating Instructions Manual

Section 2

Min Temperature

The [Min Temperature] menu cell stores the minimum temperature range for the analog span. If metric
preferences are selected prior to site creation the temperature units will be in Centigrade. If English
preferences are selected prior to site creation the temperature units will be in Fahrenheit.

2.7.2 SET ALARM LEVELS

The [Alarm Setpoints] menu allows you to select system alarm functions. Alarms appear locally on the
LCD digital display. In addition, you can use the Relay Setup menu to assign those functions to the
system's relays. You may select from high or low flow rate, liquid interface (Vs) and liquid aeration
alarm functions. Entry of all alarm setpoints is accomplished using the selected rate units.
To access the Alarm Setpoints menu press

High Flow

The [High Flow Alarm] menu cell allows you to set the HI Alarm relay trip-point and the position of the HI
Alarm cursor on the Stripchart Display. The entered value must fall within the volumetric flow (Vfo)
analog span for the Hi Alarm cursor to appear on the Graphic Screen.
To set the High Flow Alarm:
To activate numeric entry press
Use numeric keys to type the High Flow Alarm setpoint in the selected flow rate units.
To store data press

Low Flow

The [Low Flow] menu cell allows you to set the LO Alarm relay trip-point and position of the LO Alarm
cursor on the Stripchart Display. The entered value must fall within the volumetric flow (Vfo) analog
span for the Low Alarm cursor to appear on the Graphic Screen.
To set the Low Flow Alarm:
To activate numeric entry press
Use the numeric keys to type the Low Flow alarm setpoint.
To store data press

High Temperature

The [High Temperature] menu cell sets the high temperature alarm relay setpoint. If metric preferences
are selected prior to site creation the temperature units will be in Centigrade. If English preferences are
selected prior to site creation the temperature units will be in Fahrenheit.

Low Temperature

The [Low Temperature] menu cell sets the low temperature alarm relay setpoint If metric preferences
are selected prior to site creation the temperature units will be in Centigrade. If English preferences are
selected prior to site creation the temperature units will be in Fahrenheit.
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