Endress+Hauser Liquicap M FTI51 - Page 54

Operation Liquicap M FTI51, FTI52
54 Endress+Hauser
Function switch
position
Function – key + key Light emitting diodes (LED signals)
A B C 1 (green) 2 (green) 3 (red) 4 (green) 5 (green) 6 (yellow)
1
Operation Flashes
Operational
LED
On***
(MIN-SIL)
Flashes
(warning/
alarm)
On***
(MAX-SIL)
On/off/
flashes**
Restore factory setting Press both keys for
approx. 20 s
On –> –> –> –> **
2
Empty calibration Press On
(present)
**
Full calibration Press On
(present)
**
Reset:
Calibration and switch
point adjustment
Press both keys for
approx. 10 s
On –> –> –> –> **
3
Switch point adjustment Press for < Press for > On *
(2 pF)
Off
(4 pF)
Off
(8 pF)
Off
(16 pF)
Off
(32 pF)
**
4
Measuring range Press for < On *
(500 pF)
Off
(1600 pF)
**
Two-point control Δs Press once On
buildup mode Press twice On On **
5
Switching delay Press for < Press for > Off
(0.3 s)
On *
(1.5 s)
Off
(5 s)
Off
(10 s)
**
6
Self-test (function test) Press both keys Off *
(inactive)
Flashes
(active)
**
7
MIN-/MAX
Failsafe mode
Press for
MIN
Press for
MAX
Off
(MIN)
On *
(MAX)
**
SIL mode***
lock/unlock
Press both keys On
(MIN-SIL)
On
(MAX-SIL)
8
Upload/download sensor
DAT (EEPROM)
Press for
download
Press for
upload
Flashes
(download)
Flashes
(upload)
**
* These settings are factory settings.
** Switch status signaling (on/off/flashing) depends on the mounting location selected and the failsafe mode (MIN/MAX) set.
The LED flashes if a calibration has not yet been carried out.
*** Only in conjunction with electronic insert FEI55 (SIL). The device is in the SIL mode. To change the current settings, the device must be unlocked → Page 67.
1
7
3
5
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+
Dc
Ds