2 Electrical installation
2.1 Rosemount 2410 Tank Hub connections
Figure 2-1: Terminal Block in the Explosion-Proof/Flameproof Compartment
A. Primary field bus
B. Secondary field bus
Table 2-1: Terminal Assignment for Non-Intrinsically Safe Side
Terminal Designation Function
1 N/- Power, Neutral / DC -
2 L/+ Power, Line / DC +
3 K1 A Relay 1 output (optional). Hardware configurable NO/NC.
4 K1 com Relay 1 common
5 K2 A Relay 2 output (optional). Hardware configurable NO/NC.
6 K2 com Relay 2 common
7a/7b P Bus B Primary communication bus (Sakura X-wire)
8a/8b P Bus A Primary communication bus (Sakura Y-wire)
9 S Pwr - Secondary bus power - (N/A for Sakura)
10 S Pwr + Secondary bus power + (N/A for Sakura)
11 S Bus B Secondary communication bus - (Sakura X-wire)
12 S Bus A Secondary communication bus + (Sakura Y-wire)
PE PE Power supply protective ground
GND_1 GND_1 Housing chassis/shield Primary bus
GND_2 GND_2 Housing chassis/shield Secondary bus
Manual Supplement Electrical installation
00809-0800-2410 August2023
Emerson.com/Rosemount 11