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MTL 4541B Repeater Power Supply 4/20mA, Hart, for 2- or 3-wire Transmitters

News March 14, 2022

MTL 4541B Repeater Power Supply 4/20mA, Hart, for 2- or 3-wire Transmitters


MTL 4541B


MTL 4541B Repeater Power Supply 4/20mA, Hart, for 2- or 3-wire Transmitters

jeff@whxyauto.com +86-15072331761

Number of channels

One

Location of transmitter

Zone 0, IIC, T4–6 hazardous area if suitably certified

Div. 1, Group A hazardous location

Safe-area output

Signal range: 4 to 20mA

Under/over-range: 0 to 24mA

Safe-area load resistance: 0 to 360Ω @ 24mA

0 to 450Ω @ 20mA

Safe-area circuit output resistance: > 1MΩ

Safe-area circuit ripple

<50µA peak-to-peak

Hazardous-area input

Signal range: 0 to 24mA (including over-range)

Transmitter voltage: 16.5V at 20mA

Transfer accuracy at 20°C

Better than 15µA

Temperature drift

< 0.8µA/°C

Response time

Settles to within 10% of final value within 50µs

Communications supported

HART (terminals 1 & 2 only)


MTL 4541B Repeater Power Supply 4/20mA, Hart, for 2- or 3-wire Transmitters

jeff@whxyauto.com +86-15072331761


LED indicator

Green: power indication

Maximum current consumption (with 20mA signal)

51mA at 24V

Power dissipation within unit (with 20mA signal)

0.7W at 24V

Safety description

Terminals 2 to 1 and 3:

Vo=28V Io=93mA Po=651mW Um = 253V rms or dc

Terminals 1 to 3:

Simple apparatus ≤1.5V, ≤0.1A and ≤25mW; can be connected

without further certification into any IS loop with an open-circuit

voltage <28V


MTL 4541B Repeater Power Supply 4/20mA, Hart, for 2- or 3-wire Transmitters

jeff@whxyauto.com +86-15072331761

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