MAN-0093 Rev 0 Oxygen Sensor
June 2008
Net Safety Monitoring Inc.
12
SECTION 5: Maintaining
5.1 Millennium II Basic Transmitter DIP Switch configurations
The Oxygen sensor is used with all available Millennium II series transmitter models. The tables below show
the DIP Switch settings for the different alarm configurations when the Relay model Millennium II Basic
transmitter is being used. There are three Alarm Modes. Two Alarm Points are available under each mode. See
Tables 6, 7, 8 and 9 for reference.
5.1 .1 Alarm Status and Alarm Mode DIP Switch Settings
DIP Switch 3 positions 2 and 3 are used to setup the alarm status, while DIP Switch 3 positions 1 and 4 are used
to select the different Alarm Modes. The Alarm Modes available are: Above-Above, Below-Below and Below-
Above. The default Alarm Mode is Below-Below.
Above–Above means the alarm will be activated when oxygen level is above Alarm Point 1 or above Alarm
point 2. Below-Below means the alarm will be activated when oxygen level is below Alarm Point 1 or below
Alarm Point 2 and Below-Above means the alarm will be activated when the oxygen level is below Alarm Point
1 or above Alarm point 2.
Note
: Relay 1 is associated with Alarm Point 1 and Relay 2 is associated with Alarm point 2.
Table 5: DIP Switch 3 Positions for Alarm Status
.
Table 6: Dip Switch 3 Positions for Alarm Mode
Note
: There are two configurations for Alarm Mode (* Below-Above)
DIP
Switch
3
Alarm
Status
Settings
Position
2
ON
Energized
Defines
Relay
Coil
status
OFF
De
‐
Energized
Position
3
ON
Latching
Defines
Relay
Latch
status
OFF
Non
‐
Latching
DIP
Switch
3
Alarm
Mode
Settings
Position
1
ON
ON
OFF
OFF
Position
4
ON
OFF
ON
OFF
Alarm
Mode
Above
‐
Above
*Below
‐
Above
*
Below
‐
Above
Below
‐
Below
