IM-P693-02
EMM Issue 2
11
LCR2251 Level Controller
If you wish to change the input or the function, set code switch
C
S1 to S4 in accordance with Table 1 below.
Table 1
Code switch C
Toggle switch, white
Level controller LCR2251
S 1
S 2
S 3
S 4
Not used
OFF
ON
Not used.
OFF
Input for connection of level transmitter LP20/LP21/PA420 *
ON
Fill control
OFF
Discharge control
ON
Continuous PI controller
OFF
On/Off level controller
ON
grey = factory setting
Important
* Set the upper and lower ends of the measuring range only in the transmitter.
Here, please pay attention to the LP20/LP21/PA420 installation and operating manual.
Do not change the code switch C settings of S4!
