Instruction manual

SM425 INSTRUCTION MANUAL 8.0 DETAILED DATA SETTING
Figure 8-6 Oxygen Alarms Display
8.3.4 Default Alarm Settings
Default alarm settings are shown in Table 8-4.
Table 8-4 Alarm Setting Default Values
8.4 Configuring Output Contacts
8.4.1 About Output Contacts
Mechanical relays provide the output contacts. Relay contact ratings are specified in Section 1.3,
“General Specifications”. The operational states of the contacts are shown in Table 8-5. Contacts 1 to 3
can be programmed to either open or close when the relay is activated. The default is closed. Output
contact 4 closes when activated. When power fails, output contacts 1 through 3 are open and contact 4 is
closed.
126 42500001 REV A