Siemens SITRANS DA400 Operating Instructions Manual page 65

AI
DI
Project the channels that are used from the device catalogue. If a measurement channel is
not used, you can remove it from the cyclical service on the projection as shown in the
following illustration:
Format of the analog input data (slots 1 to 8, Al1 to Al8):
4 bytes
1 byte
Format of the digital input data (slots 9 to 12, Dl1 to Dl8):
1 byte
1 byte
SITRANS DA400 with protection against explosion
Operating Instructions, 02/2006, A5E00684661-01
Analog input
Digital input
IEEE floating value
Measurement status
Digital signal 0x00 (low) or 0x01 (high)
Measurement status
PROFIBUS PA
11.2 Projection
11-3