Power supply
The Rosemount 2410 accepts supply voltage 24-48 Vdc and 48-240 Vac (50/60 Hz).
Primary communication bus
The Rosemount 2410 communicates with a host or a 2460 System Hub via TRL2 Modbus
or RS-485 Modbus protocol.
Secondary communication bus
The secondary bus can be used for communication using a number of protocols such as
TRL2 Modbus, HART 4-20 mA, Enraf, Varec and L&J.
Relay outputs
There are two optional relay outputs. You can choose Normally Open (NO) or Normally
Closed (NC) by setting a switch as described in Relay output configuration.
NO and NC refers to the contact position when a relay is deenergized. This is also referred
to as the Alarm state. The terminology can be summarized as follows:
Table 3-9: Designation of Relay Contact Positions
Normally Closed (NC) Normally Open (NO)
Deenergized Energized Deenergized Energized
Closed Open Open Closed
Not active Active Not active Active
Alarm (Reset) Normal Alarm (Reset) Normal
Note
Ensure that maximum current through the relays does not exceed the specifications in
Specifications and reference data.
Related information
Relay output configuration
Configure a virtual relay output
Reference Manual Installation
00809-0100-2410 December 2019
Rosemount 2410 Tank Hub 55
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