Specifications

Fieldbus Communications Support
76
31004624 8/2009
Reserved (Selector 4Ch–FFh)
The control word’s selector value range from 4Ch–FFh is reserved. The NIM
responds to these selector values by setting all bits in the status word’s low byte to 0.
D2 external failure
1 = the problem is on the fieldbus
0 = no problem on the fieldbus
D3 protected mode
1 = NIM in protected mode—RST button is disabled and the island configuration
requires a password to write to it
0 = NIM not in protected mode—RST button is enabled and the island configuration
is not password-protected
D4 removable memory card validity
1 = configuration on the removable memory card is invalid
0 = either the configuration on the removable memory card is valid or the card is not
used
D5 presence of reflex actions
1 = reflex action capability has been configured on this island
0 = no reflex actions configured on this island
D6 hot swap indication
1 = one or more island modules have been hot swapped (replaced); this bit may be
reset only by real-time parameter access
0 = either no modules have been hot swapped or the bit has been reset via RTP
D7 1 = Advantys configuration software is controlling the output data of the island’s
process image
0 = fieldbus master is controlling the output data of the island’s process image
Bit Meaning of Value