Section Iv - Operation; General; Displays And Indicators; Led Indicators - Robertshaw 5318B Instruction Manual

MODEL 5318B
Level Tek II, Capacitance Level Switch
SECTION IV – OPERATION

4.1 GENERAL

All controls and indicators are located on the
Measurement PCA. These controls and
indicators are accessible by removing the cover
of the Model 5318B.
CAUTION: UTILIZATION OF THESE
CONTROLS REQUIRES THE REMOVAL OF
THE COVER. REMOVING THE COVER
VIOLATES THE EXPLOSION-PROOF RATING
OF THE ENCLOSURE

4.2 DISPLAYS AND INDICATORS

Figure 4-1 User Controls

4.2.1

LED INDICATORS

There are two (2) LED indicators located above
the LCD display on the Measurement PCA. The
left hand LED (DS203) indicates the health of
the Model 5318B. It flashes at a rate of
approximately once every two seconds.
The other LED (DS202) indicates the current
state of the instrument. It is illuminated when
the Model 5318B is in the ALARM condition,
relay de-energized.
4.2.2

LCD DISPLAY

A 2-line by 8-character liquid crystal display,
LCD, (DS201) is provided to aid in the setup and
calibration of the Model 5318B. In normal
operations the top line displays the current
status and the bottom line displays the current
input.

4.3 SWITCHES

There are four (4) navigation pushbutton
switches located immediately below the LCD
display. These switches are identified as
follows:
•
LEFT
•
UP
•
DOWN
•
RIGHT
The function of these switches varies as the
user navigates through the menus.

4.4 SETUP

The initial step in putting the Model 5318B into
operation is to determine the proper
configuration of the instrument. The unit is
shipped from the factory with the following
default setup values:
Table 4-1 Default Setup Values
Variable
High Setpoint
Low Setpoint
Setpoint
Mode
Failsafe
Mode
Alarm Delay
Return Delay
Display Mode
Update Rate
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INSTRUCTION MANUAL
909GF295
[LT] (S203)
[UP] (S202)
[DN] (S205)
[RT] (S204).
Standard Low Freq
11400 1065
14400 1490
Adj. Diff Adj. Diff.
HLFS HLFS
5 5
3 3
RAW RAW
4/sec. 4/sec.
Custom
26250
26250
Control
LLFS
0
0
RAW
4/sec.