Beckhoff TwinSAFE User Manual download pdf (Page 64)

Circuit examples

62

Application Guide TwinSAFE

2.10.1 Parameters of the safe input and output terminals

EL1904 (upper EL1904 on the drawing)

Parameter Value

Sensor test channel 1 active Yes

Sensor test channel 2 active Yes

Sensor test channel 3 active Yes

Sensor test channel 4 active Yes

Logic channel 1 and 2 Single Logic

Logic channel 3 and 4 Single Logic

EL1904 (lower EL1904 on the drawing)

Parameter Value

Sensor test channel 1 active No

Sensor test channel 2 active No

Sensor test channel 3 active Yes

Sensor test channel 4 active Yes

Logic channel 1 and 2 Single Logic

Logic channel 3 and 4 Single Logic

EL2904 (applies to all EL2904 used)

Parameter Value

Current measurement active Yes

Output test pulses active Yes

2.10.2 Block formation and safety loops

2.10.2.1 Block 1

EL1904

S1

S2

EL1904

S3

S4

K1

K2

EL6900

EL2904

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