Hazardous Areas; 4-20 Ma/Hart - Emerson 5301HxxxxxxxxxxxxxxZZ Series Reference Manual

Electrical installation
April 2019
4.5

Hazardous areas

When the Rosemount 5300 Level Transmitter is installed in a hazardous area, local
regulations and specifications in applicable certificates must be observed.
4.6

4-20 mA/HART

4.6.1 Power requirements
Terminals in the transmitter housing provide connections for signal cables. The
Rosemount 5300 Level Transmitter is loop-powered and operates with the following
power supplies:
Table 4-1: External Power Supply for HART
Approval type
None
Non-sparking/Energy Limited
Intrinsically Safe
Explosion-proof/Flameproof
(1) Reverse polarity protection.
Figure 4-3: External Power Supply for HART
R = Load Resistance (Ω)
U = External Power Supply Voltage (Vdc)
E
U = Input Voltage (Vdc)
i
96
®
communication
Input voltage (U
16 - 42.4 Vdc
16 - 42.4 Vdc
16 - 30 Vdc
20 - 42.4 Vdc
Reference Manual
00809-0100-4530
(1)
)
i
Rosemount 5300 Level Transmitter