LB4002A2 HART Output Isolator

Teknik Veriler

Occupied slots

1

Connection

backplane bus

Rated voltage

U r 12 V DC , only in connection with the power supplies LB9***

Power dissipation

0.8 W

Power consumption

0.95 W

Arayüz

manufacturer-specific bus to standard com unit

Number of channels

1

Field device

Proportional Valve

Field device [2]

I/P converters

Field device [3]

on-site display

Current

0 ... 25 mA short-circuit protected

Line fault detection

can be switched on/off for each channel via configuration tool , configurable via configuration tool

Short-circuit

No

Open-circuit

deviation of preset output value > 0.5 mA

Load

750 Ω max.

HART communication

yes

HART secondary variable

MODBUS: yes; all other bus systems: no

Watchdog

within 0.5 s the device goes in safe state, e.g. after loss of communication

After calibration

0.1 % of the signal range at 20 °C (68 °F)

Influence of ambient temperature

0.1 %/10 K of the signal range

Refresh time

100 ms

LED indication

Power LED (P) green: supply Diagnostic LED (I) red: module fault , red flashing: communication error , white: fixed parameter set (parameters from com unit are ignored) , white flashing: requests parameters from com unit Status LED (1) red: line fault (lead breakage or short circuit)

Coding

optional mechanical coding via front socket

Directive 2014/30/EU

EN 61326-1:2013