LB5005A Thermocouple Converter

Teknik Veriler

Occupied slots

2

Connection

backplane bus

Rated voltage

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

Power dissipation

0.75 W

Power consumption

0.75 W

Arayüz

manufacturer-specific bus to standard com unit

Compensation (reference junction CJC)

internal cold junction compensation or external cold junction

Number of channels

4

Field device [2]

Thermocouple

Field device [4]

mV source

Sensor

thermocouples U, B, E, T, K, S, R, L, J, N, Pallaplat and mV sources

Measuring range

-65 ... 75 mV with LFD , -75 ... 75 mV without LFD

Smallest span

5 mV for 0.1 % accuracy

Linearity error

0.1 %

Conversion time

max. 300 ms (4 channels) without LFD max. 600 ms (4-channel) with LFD

Test voltage

1.5 kV input - input 1.5 kV input - bus and auxiliary power

Line fault detection

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

Open-circuit

> 1 kΩ

Influence of ambient temperature

max. 0,1 %/10 K

LED indication

Power LED (P) green: supply Status LED (I) red: line fault (collective alarm) , red flashing: communication error

Coding

optional mechanical coding via front socket

Directive 2014/30/EU

EN 61326-1:2013

Electromagnetic compatibility

NE 21

Degree of protection

IEC 60529