Wiring; Terminal And Block Diagram - Siemens Simatic ET 200AL Manual

Wiring

3.1

Terminal and block diagram

The figure below shows an example of the pin assignment of signal inputs with 2-wire and
3-wire connection and of signal outputs in the configuration modes for digital inputs and
outputs.
① Configured as inputs: 2-wire connection
② Configured as outputs
③ Configured as input: 3-wire connection
④ Configured as output
⑤ Configured as input: 2-wire connection
⑥ DI/DQ circuit (2L+ switched)
⑦ Microcontroller
⑧ Monitoring
⑨ Internal supply voltage
X10 to X17 Channels 0 to 15
X35 IO-Link interface
Figure 3-1 Wiring and block diagram of configuration modes for digital inputs and outputs
IO-Link digital input/digital output module DIQ 16x24VDC/0,5A 8xM12 (6ES7143-5AH00-0BL0)
Equipment Manual, 08/2021, A5E47926885-AB
1L+ Supply voltage 1L+ (non-switched)
1M Ground 1M (non-switched)
2L+ Load voltage 2L+ (switched)
2M Ground 2M (switched)
2U 24 V encoder supply
S
DIQ Input/output signal
n
DIQ LEDs channel status (0..15) (green)
DIAG Diagnostic status LED (red/green)
PWR LED supply voltage 2L+ (green)
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