Alpha Technologies Cordex Controller Ver.2.0 - Manual (Page 52)

Refer to the back of this manual for Factory Service and Technical Support contact information
Alpha Technologies Ltd. 034-136-C0 Rev B WC
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Urgent AC Mains Fail
This menu item enables the Supervisor to set a major alarm condition when the Rectifier AC
Mains Fail alarm has been active for a period of time; the default activation value is ten (10)
minutes:
Figure 40–Configure Urgent AC Mains Fail sample window
6.5.3.3 Digital Alarms
This menu item enables the Supervisor to configure the alarms associated with each digital
input.
Each digital input channel is designed to detect zero-system voltage (i.e. off/on) signal. Six of
the digital channels have assigned functions, while two are unassigned. The Table below
summarizes the digital channel assignments:
Channel Description Factory Default Designation
DIG1 (D1 on PCB) Distribution Fuse/Circuit Breaker
DIG2 (D2 on PCB) Battery Fuse/Circuit Breaker
DIG3 (D3 on PCB) LVD Manual In
DIG4 (D4 on PCB) LVD Manual Out
DIG5 (D5 on PCB) Converter Fail
DIG6 (D6 on PCB) Converter I/P Breaker Trip
DIG7 (D7 on PCB) Digital 7 (unassigned)
DIG8 (D8 on PCB) Digital 8 (unassigned)
Table B–Digital input channel assignments
Digital events occurring on one of the digital inputs can be programmed to the output alarm
relays using the programming feature for the relay contact similar to analog alarms.
User (or Supervisor) may view status of each digital input under the Signals menu, see 6.6.2.3.
Tap on the Activation Value to edit
via a virtual numeric keypad
Accept changes and
return to previous screen
Select from the pull-down menus:
Relay Mapping – N/A or relay 1 through 16.
Priority – Major, Minor or Message.
Discard changes and
return to previous screen
Toggle the check box to select
Supervisor may toggle the check box to
select e-mail notification. See 10.3.3.
When selecting SNMP, the severity
level (numeric) may also be set.