3.9.2
Display elements and terminal assignment
888399883
NOTICE
• The LEDs of inputs I1 to I8 indicate the state of the inputs at an update rate of about 64
ms.
Illustration 13: SP-SDI display elements
Flashing codes
Further information:
SDI) [ch. 10.3.2, p. 65]
Terminal assignment
Table 12: SP-SDI terminal assignment reference
Terminal
X1/X3
X2/X4
I1 – I4
I5 – I8
X5/X7
X6/X8
3.9.3
Internal circuits
888402571
Illustration 14: Internal SP-SDI circuits: Safety inputs and test outputs
Wieland Electric GmbH | BA000966 | 07/2016 (Rev. C)
Device state and LED displays in the expansion modules (SP-SDIO, SP-
assignment
Test signal 1
Test signal 2
Inputs 1 to 4
Inputs 5 to 8
Test signal 1
Test signal 2
Product description
32