Technical Data

Interface

Programming interface

programming socket

Input

Connection side

field side

Connection

terminals 1, 2, 3; 4, 5, 6

RTD

type Pt10, Pt50, Pt100, Pt500, Pt1000 (EN 60751: 1995)

type Pt10GOST, Pt50GOST, Pt100GOST, Pt500GOST, Pt1000GOST (6651-94)

type Cu10, Cu50, Cu100 (P50353-92)

type Ni100 (DIN 43760)

Measuring current

approx. 200 µA with RTD

Types of measuring

2-, 3-wire connection

Lead resistance

max. 50 Ω per line

Measurement loop monitoring

sensor breakage, sensor short-circuit

Thermocouples

type B, E, J, K, N, R, S, T (IEC 584-1: 1995)

type L (DIN 43710: 1985)

type TXK, TXKH, TXA (P8.585-2001)

Cold junction compensation

external and internal

Measurement loop monitoring

sensor breakage

Potentiometer

0 ... 20 kΩ (2-wire connection), 0.8 ... 20 kΩ (3-wire connection)

Voltage

selectable within the range -100 ... 100 mV

Input resistance

≥ 1 MΩ (-100 ... 100 mV)

Output

Connection side

control side

Connection

output I: terminal 7: source (-), sink (+), terminal 8: source (+), terminal 9: sink(-)

output II: terminal 10: source (-), sink (+), terminal 11: source (+), terminal 12: sink(-)

Output I, II

Analog current output

Current range

0 ... 20 mA or 4 ... 20 mA

Fault signal

downscale 0 or 2 mA, upscale 21.5 mA (acc. NAMUR NE43)

Source

load 0 ... 550 Ω

open-circuit voltage ≤ 18 V

Sink

Voltage across terminals 5 ... 30 V. If the current is supplied from a source > 16.5 V,

series resistance of ≥ (V - 16.5)/0.0215 Ω is needed, where V is the source voltage.

The maximum value of the resistance is (V - 5)/0.0215 Ω.

Transfer characteristics

Deviation

After calibration

Pt100: ± (0.06 % of measurement value in K + 0.1 % of span + 0.1 K (4-wire

connection))

thermocouple: ± (0.05 % of measurement value in °C + 0.1 % of span + 1 K (1.2 K for

types R and S)) , includes ± 0.8 K fault of the cold junction compensation (CJC)

mV: ± (50 µV + 0.1 % of span)

potentiometer: ± (0.05 % of full scale + 0.1 % of span, (excludes faults due to lead

resistance))

Influence of ambient temperature

thermocouple: ± (0.02 K + 0.005 % of measurement value in °C + 0.006 % of span)/K

*)

Influence of supply voltage

< 0.01 % of span

Influence of load

≤ 0.001 % of output value per 100 Ω

Reaction time

worst case value (sensor breakage and/or sensor short circuit detection enabled)

mV: 1.2 s, thermocouples with CJC: 1.4 s, thermocouples with fixed ref. temp: 1.4 s, 3-

or 4-wire RTD: 1.1 s, 2-wire RTD: 920 ms, Potentiometer: 3-wire connection 2.8 s,

2-wire connection 2.25 s

Galvanic isolation

Input/Other circuits

Output/supply, programming input

functional insulation, rated insulation voltage 50 V AC

There is no electrical isolation between the programming input and the supply.

The programming cable provides galvanic isolation so that ground loops are avoided.

Indicators/settings

Display elements

LEDs

Configuration

via PACTware

Labeling

space for labeling at the front

Universal Temperature Converter

KFD2-UT2-2

2

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Pepperl+Fuchs Group

Refer to "General Notes Relating to Pepperl+Fuchs Product Information".

USA: +1 330 486 0002

Singapore: +65 6779 9091

www.pepperl-fuchs.com

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