KFD0-TT-Ex1 Thermocouple Converter

Teknik Veriler

Signal type

Analog input

Rated voltage

U r 12 ... 35 V DC loop powered

Power dissipation

0.4 W

Connection side

field side

Connection

terminals 1+, 2-, 3- thermocouple E, J, K, N, R, S or T, cold junction referenced to 0 °C (32 °F)

Lead resistance

max. 100 Ω per line

Current

lead monitoring ON: ≤ 15 nA; OFF: ≤ 1 nA

Load

(U -12 V) / 0.02 A

Current output

4 ... 20 mA , limited to ≤ 35 mA

Fault signal

downscaling ≤ 3 mA , upscaling ≥ 22 mA

Measuring range

f n span 4 ... 100 mV, zero point -12 ... 60 mV , both adjustable

After calibration

0.1 % of full-scale value ± 1 K for the cold junction

Temperature effect

temperature deviation 0.015 % of the span/K or 1.5 µV/K cold junction ± 2 K (calibrated at T amb = 20 °C (68 °F))

Influence of supply voltage

6.5 ppm/V

Characteristic curve

the output voltage is linearly proportionate to the input voltage (not to temperature)

Rise time

250 ms

Input/Output

safe isolation according to EN 50178, rated insulation voltage 253 V eff

Control elements

DIP switch rotary switch

Configuration

via DIP switches via rotary switch

Labeling

space for labeling at the front

Directive 2014/30/EU

EN 61326-1:2013 (industrial locations)

Insulation coordination

EN 50178

Galvanic isolation

EN 50178

Degree of protection

IEC 60529