Specifications

142 Model 2700 Transmitter with PROFIBUS-PA

Slave Diagnostic Response Bytes

Table E-2 Byte 2

Bit Indication

0 Slave must be parameterized

1 Static diagnostic: master requesting diagnostics until bit is reset

2 This bit is always set to 1

3 Response monitoring/watchdog (1 = ON; 0 = OFF)

4 Slave is in freeze mode (1 = ON; 0 = OFF)

5 Slave is in sync mode (1 = ON; 0 = OFF)

6 Reserved

7 Slave is deactivated in master parameter set (this is set by the master)

Table E-3 Byte 3

Bit Indication

0 Reserved (this is always set to 0)

1 Reserved (this is always set to 0)

2 Reserved (this is always set to 0)

3 Reserved (this is always set to 0)

4 Reserved (this is always set to 0)

5 Reserved (this is always set to 0)

6 Reserved (this is always set to 0)

7 Diagnostic overflow—transmitter has more diagnostic data than it can report

Table E-4 Byte 4

Bit Indication

Master station address

• An address in the range of 0–125 decimal (0x0–0x7D hex) is the address of the

controlling master.

• An address of 255 decimal (0xFF hex) means the slave is not controlled or

parameterized by a master.