Long signal lines reduce the resistance to interference.
•
Adhere to the maximum permissible cable length of 30 m (20 m for IO-Link).
Maximum tightening torque of plug connector: M8 = 0.3 Nm, M12 = 0.5 Nm
Connection -M8
Connection -M12 Pin
Function
Core colour
1
Operating voltage
+24 V DC
Brown (BN)
2
Switching output OutB
or analogue output
OutD
White (WH)
3
0 V DC
Blue (BU)
4
Switching output OutA
IO-Link (C/Q line)
Black (BK)
Tab. 7
Circuit diagrams
SPAU-...-L-... with display SPAU-...-LK-V-.../SPAU-…-
LK-B-… without display,
analogue voltage output
on pin 2
SPAU-…-LK-A-… without
display, analogue current
output on pin 2
Usable output according to factory setting
Tab. 8
8
Commissioning
8.1
LCD display
1 Output display
2 Main display (e.
g. measurement
value)
3 Bar graph for analogue output
(only visible for scaled analogue
output)
4 Lower display (e.g. unit)
5 Status information
6 Input display
7 Bar graph for input signal
Fig. 4
Example for LCD display
Meaning
Output display
[OutA]
Switching output OutA selected
[OutA]
Switching output OutA set
[OutB]
Switching output OutB selected
[OutB]
Switching output OutB set
[OutD]
Analogue output OutD selected
Information / input display
[InA]
Input signal InA: graphic display of the current measured value
related to the maximum measured value of the measuring range
Example for LCD display
Meaning
Analogue output OutD with activated scaling
[Lock]
Security code activated
[Spec]
Special menu activated
Tab. 9
Example for LCD display
Main display
Lower display
Meaning
Measured value indicator and unit in the RUN mode
[– 0.53]
[bar]
Measured value indicator (here: negative value) and unit
Menu for the switching outputs (OutA and OutB)
[Edit]
[bin]
Edit menu for the switching outputs (binary)
_|¯
[Fctn]
Threshold value comparator
d_|¯|_
[Fctn]
Auto difference monitoring
_|¯|_
[Fctn]
Window comparator
[1.80]
[SP]
Switchpoint value
[2.45]
[SP.Lo]
Value of lower switching point
[6.45]
[SP.Hi]
Value of upper switching point
[0.50]
[HY]
Hysteresis value
[18]
[t.obS] / [MSEC]
Time interval for determination of a mean value, which is
used to determine the pressure change and establish the
reference value.
[0.25]
[d.SP]
Threshold value of the differential pressure with auto dif-
ference monitoring
[NO]
[logic]
Switching characteristics: [NO] = normally open contact,
[NC] = normally closed contact
[bLUE]
[COLR]
Display colour:
[bLUE] = blue, colour change function is deactivated
[R.ON] = red when switching output set
[R.OFF] = red when the switching output is not set
Note: Independent of the settings [COLR], the red colour
change appears with some malfunctions.
Extreme values (only SHOW mode)
[1.64]
[MIN]
Minimum measured pressure since switch-on or the last
reset
[8.50]
[MAX]
Maximum measured pressure since switch-on or the last
reset
Menu for the analogue output (OutD)
[Edit]
[ANLG]
Edit menu for the analogue output
[1 _ 5]
[Out] / [V]
Output function of the analogue output
[93]
[In.Hi] / [%]
Scaling of the analogue output in percent of the final value
of the pressure measuring range
[3]
[In.Lo] / [%]
Scaling of the analogue output in percent of the initial
value of the pressure measuring range
Menu for device settings (Spec)
[Edit]
[MENU]
Edit menu for additional settings
[16]
[Filt] / [MSEC]
Value of the filter time constant for the pressure measure-
ment signal
[bar]
[Unit]
Unit for the pressure indicator
[OFF]
[Z.AdJ]
[OFF] = zero point synchronisation (zero adjust) deactiv-
ated
[ON] = offset correction for measured value indicator,
switching points and analogue output possible
[Unit]
[Sub.d]
Settings of the lower display in RUN mode: selected unit or
switching point of OutA or bar graph
[40]
[Eco] / [SEC]
Economy mode: period after which the display background
lighting is switched off
[PNP]
[bin] / [Out]
Shift of the switching outputs (binary) between PNP and
NPN
[bin]
[Pin2] / [Out]
Shift between switching output (binary) and analogue out-
put (lnA) at Pin 2
[OFF]
[Code]
Activation and determination of the security code (lock)
[OFF]
[MASt]
Activation of the IO-Link master function for replication of
parameters
Tab. 10
For device variants without LCD display:
•
LED illuminated green: normal operation
•
LED illuminated or flashes red: malfunction
8.2
Switch on sensor (RUN mode)
•
Switch on the operating voltage.
Ä
Current measured value is displayed. The sensor is in the basic status
(RUN mode).
The basic status can be reached from other modes by:
–
Pressing Edit button for 3 seconds
–
Expiration of a monitoring time (timeout)
