HP Modular Cooling System - Manual (Page 39)

Management module 39
Connecting an alarm device to the management
module alarm relay
An alarm device can be connected to the management module alarm relay through the RJ-12 connector. You
can enable or disable the alarm relay for specific alarms and warnings through the web interface. 24 V DC
up to 100 mA is available directly from the management module or the alarm relay can switch up to 30 V at
1 A. For more information, see the HP mc-Series 5042 Rack Web Interface User Guide.
Alarm relay item Specification
Type of alarm relay Potential-free change-over contact
Maximum current
consumption
100 mA with internal
or
1 A with external power connection