Manual
Weld Seam Detection System R4000 SND40
for Tubes, Cans and Drums
B0059001 / Rev. 2.3
Communication with the PLC
ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. 17 · DE 75210 Keltern · Phone +49 (0)7236-9392-0 · Fax +49 (0)7236-9392-33
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5
Communication with the PLC
Pos: 40 /Schweissnaht/ Geräte/ SND40/6 Kommunikation mit der SPS/ SP S- Schnittste lle @ 0\mo d_1145622773312_501.do cx @ 2063 @ 333333333333323333333 @ 1
The PLC can control the SND40 via a Fieldbus interface
or a parallel interface.
The following functions can be activated:
•
Starting a measurement
•
Selecting a program (1… 31)
•
Acknowledging and clearing of weld seams
•
Resetting of faults
Note:
When using the fieldbus module, error messages can also be read
5.1.1 Signal overview
Inputs (sinking inputs)
Terminal parallel
Byte.Bit Fieldbus Name
Comment
IN0
BIN0.0
Measurement start / test job start
-
IN1
BIN0.1
Program selection
-
IN2
-
-/(M1)
(…) only possible via parallel interface.
Activate by program selection
If the program selection is not set, the
function mentioned (without brackets)
can be activated
IN3
-
-/(M2)
IN4
-
-/(M4)
IN5
-
Reset fault 2 / (M8)
IN6
BIN0.6
Weld Seam acknowledge / (M16)
IN7
BIN0.7
-
Not used
Terminal parallel
Byte.Bit Fieldbus Name
Comment
-
BIN1.0 -1.7
-
Not used
Terminal parallel
Byte.Bit Fieldbus Name
Comment
-
BIN2.0
M1
Program number
-
BIN2.1
M2
-
BIN2.2
M4
-
BIN2.3
M8
-
BIN2.4
M16
-
BIN2.5
M32
-
BIN2.6
M64
-
BIN2.7
M128
Terminal parallel
Byte.Bit Fieldbus Name
Comment
-
BIN3.0 -3.7
-
Not used
1
Only for control units with integrated fieldbus field bus module
2
Available starting with software PM version 12