Discrete Input Function Block (Di1 + Di2) - Samson 3730-5 Configuration Manual

7.5.6

Discrete Input Function Block (DI1 + DI2)

DI: ACK_OPTIONS (21)
Storage class: S · Read/write capability (r/w) · Supported modes: O/M/A
Determines whether an alarm is to be automatically acknowledged, i.e. without intervention
of the fieldbus host system.
• [UNDEFINED] · No selection
• BLOCK ALM · Block alarm
• DISC ALM · Write lock has been changed
Note: The alarm is broadcast to the fieldbus host system, but not acknowledged by it.
DI: ALARM_SUM (20)
Storage class: S/D · Read/write capability (r/w) · Supported modes: O/M/A
Determines the current status of the process alarms in the DI Function Block
• BLOCK ALM · Block alarm
• DISC ALM · Write lock has been changed
Note: The process alarms can also be deactivated in this parameter group.
DI: ALERT_KEY (4)
Storage class: S · Read/write capability (r/w) · Supported modes: O/M/A
Used to specify the identification number of the plant section.
• 1 to 255, [0]
This information can be used by the fieldbus host system to group alerts and events.
Note: '0' is not a permissible value and will be rejected when transferring data to the device
(error alarm).
DI: BLOCK_ALM (19)
Storage class: D · Read capability (r)
Indicates the current block state with details on all configuration, hardware or system prob-
lems in the block including date and time stamp.
DI: BLOCK_ERR (6)
Storage class: D · Read capability (r)
Active block error ® Code 48 I6 for DI1, Code 48 L6 for DI2
• OUT OF SERVICE
• CONFIGURATION_ERROR
FOUNDATION™ fieldbus parameters
117
KH 8384-5 EN