Bacharach Neutronics 5100E Operation Manual page 46

Maintenance and Troubleshooting
4.1.2.10.3 Alarm-1 Descending
This setting configures Alarm-1 to either ascending or descending action. Ascending is defined as Alarm-1
active when the oxygen concentration is above the Alarm-1 setpoint level. Descending is defined as; Alarm-
1 active when the oxygen concentration is below the alarm-1 setpoint level. The descending setting may be
set to "YES" or "NO". This setting is accessed from the Alarm and Relay Setup Menu by typing "3" on the
RS-232 terminal. Refer to the Software Setup Log (that is supplied by the factory) for the alarm configuration
of your Model 5100E
4.1.2.10.4 Alarm-2 Level Setting (setpoint)
This setting sets the threshold level for Alarm-2. Depending on whether or not it is set to ascending or
descending, Alarm-2 becomes active when the oxygen concentration is above or below this threshold level.
The Alarm-2 setpoint may be set anywhere from 0.0 % to 100.0 %. This setting is accessed from the Alarm
Relay Setup Menu by typing "4" on the RS-232 terminal. . Refer to the Software Setup Log (that is supplied
by the factory) for the alarm setpoint configuration of your Model 5100E
4.1.2.10.5 Alarm-2 Descending
This setting configures Alarm-2 to either ascending or descending action. Ascending is defined as Alarm-2
active when the oxygen concentration is above the Alarm-2 setpoint level. Descending is defined as; Alarm-
2 active when the oxygen concentration is below the alarm-2 setpoint level. The descending setting may be
set to "YES" or "NO". This setting is accessed from the Alarm and Relay Setup Menu by typing "5" on the
RS-232 terminal. . Refer to the Software Setup Log (that is supplied by the factory) for the alarm
configuration of your Model 5100E
4.1.2.10.6 Relay Hold Time
This setting determines the minimum time that Alarm-1 and Alarm-2 relays will hold their active state once
the Alarm-1 and Alarm-2 setpoint levels have been exceeded, regardless of the actual Oxygen
concentration after Alarm-1 and Alarm-2 have been activated. The Hold Time level may be set anywhere
from 0 to 300 seconds. This setting is accessed from the Alarm Relay Setup Menu by typing "6" or "H" on
the RS-232 terminal. . Refer to the Software Setup Log (that is supplied by the factory) for the alarm relay
configuration of your Model 5100E
4.1.2.10.7 Fault Relay Active during Warm-up
This setting determines the active status of the Fault relay during the Model 5100E warm-up routine
(section 4.3.1.2). The activate setting may be set to "YES" or "NO". This setting is accessed from the Alarm
Relay Setup Menu by typing "7" or "W" on the RS-232 terminal. . Refer to the Software Setup Log (that is
supplied by the factory) for the fault realy configuration of your Model 5100E
4.1.2.10.8 Relays Disabled after CAL/Setup
This setting determines the time that relays will be held in their last state before returning to Run mode
from the control panel or service port user menus. The relays disabled time may be set anywhere from 0 to
14,400 seconds. This setting is accessed from the Alarm Relay Setup Menu by typing "8" or "S" on the RS-
232 terminal. . Refer to the Software Setup Log (that is supplied by the factory) for the relay configuration of
your Model 5100E
Manual Part Number: Revision Level: C File Name: MN-A-0008 Page 4-10
C5-06-4900-08-0 ECO 8029