9
Signet 8250-2 Level Transmitter
8. Calibrate
Menu
(continued)
Display
(Factory settings shown)
Description
The Relay settings below will not appear if the Relay mode is OFF.
Relay 1 Source:
LVL >
Select the source for Relay: LVL or VOL.
Relay 1 Setpnt:
+0.0000 ft
>
If Relay is in Low or High mode, the relay will be energized when the level or volume reaches
this value.
Relay 1 Rng: ft
+0.0000
→
+10.000 >
If Relay is in Window mode, the relay will be energized when the level or volume is less than
(low limit) or greater than (hig limit) the range. You must enter the low limit into the
fi
rst
fi
eld,
and the high limit into the second
fi
eld.
Relay 1 Hys:
0.00 ft
>
Relay will be de-energized at Setpoint ± Hysteresis.
The Hysteresis value is in Level units or % of full scale.
Relay 1 Delay:
0.0 secs
>
Set up to 6400 seconds delay time for relay response.
Relay will be activated only if the source value exceeds the setpoint for this time period.
•
Relay settings will repeat for Relay #2 and for External Relays.
•
External Relays require the optional External Relay Module (model number 3-8059-4 or 3-8059-4AC).
•
Note: When using the 8059-4 or -4AC, only relays 1 and 2 can be utilized with the fl ow instrument.
Reset Sensor
Con
fi
guration: >
Use this function during initial startup of a new system, and whenever a new sensor is added
to the system. It enables the 8250 to scan the sensor input terminals and determine the type
and speci
fi
c serial numbers of the sensors connected to the sensor input.
Last CAL:
2-10-09
Use this “note pad” to record important dates, such as annual recerti
fi
cation or scheduled
maintenance.
Technical Note
If you see this error
during normal operation
The most likely cause is
Remedy
CHK SENSOR
A new sensor was connected to the 8250
but the "Sensor Reset Con
fi
guration" has
not been executed.
Perform the sensor con
fi
guration.
*
