FB4205B3 HART Output Isolator

Teknik Veriler

Occupied slots

2

Connection

backplane bus

Rated voltage

U r 12 V DC , only in connection with the power supplies FB92**

Power dissipation

1.5 W

Power consumption

3 W

Arayüz

manufacturer-specific bus to standard com unit

HART communication

yes

HART secondary variable

no

Number of channels

4

Field device

Proportional Valve

Field device [2]

I/P converters

Field device [3]

on-site display

Current

0 ... 20 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

max. 750 Ω at 20 mA

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

Resolution

12 Bit (0 ... 26 mA)

Refresh time

approx. 100 ms (4 channels)

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 (1-4) red: line fault (lead breakage or short circuit)

Coding

optional mechanical coding via front socket