Parameters Only Available Via Communications; Alarm Acknowledge; Alarm Enable; Table 6.16 - Bit Positions For Alarm Enable And Alarm Function - Watlow D8 Series User Manual

D8 Series User's Guide
Chapter 6: Menu and Parameter Reference

Parameters Only Available via Communications

These parameters are available only via communications. They are not accessible through the
controller keypad.

Alarm Acknowledge

Indicates whether an alarm has been acknowledged. To acknowledge an alarm, clear the bit for that
alarm. Table 6.17 – Bit Positions for Alarm Status and Alarm Acknowledge on page 134 shows
how what bit corresponds to each alarm. This parameter is available only via communications.
Values: Unacknowledged (1) or acknowledged (0)
DeviceNet™ Object: Alarm (67 hex)

Alarm Enable

Enable or disable an alarm. Table 6.16 below shows the bit to set or read for each alarm. This
parameter is available only via communications.
Values: Disabled (0) or enabled (1)
Default: Disabled (0)
DeviceNet™ Object: Alarm (67 hex)
Table 6.16 – Bit Positions for Alarm Enable and Alarm Function
NOTE! When you exit the I/O tests menu, all outputs that were forced on are turned off.
ALARM
Low Deviation Alarm
High Deviation Alarm
Alarm Low
Alarm High
NOTE! All other bits, 0, 1, 2, and 7 to 16 are always 0. You must transmit a complete
2-byte word to set any alarm parameter for a loop. You may want to read the alarm
settings before constructing the word to set an alarm parameter.
NOTE! The least significant bit is considered the first bit and the most significant is
considered the sixteenth bit. See Bit-Wise Values on page 46.
BIT
Third
Fourth
Fifth
Sixth
133