KFD2-GU-1

General   specifications                

Signal type                

Analog input                

Functional   safety related parameters                

Safety Integrity   Level (SIL                

SIL 2                

Supply                

Connection                

terminals 9+,   10- or power feed module/Power Rail                

Rated voltage Ur                

19 ... 30 V DC                

Ripple                

within the   supply tolerance                

Power   dissipation/power consumption                

≤ 0.98 W / 0.98   W                

Interface                

Programming interface                

programming   socket                

Input                

Connection side                

field side                

Connection                

terminals 1, 2,   3, 4                

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-, 4-wire   connection                

Lead resistance                

≤ 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                

terminal 5:   source (-), terminal 6: source (+), terminal 7: sink(-), terminal 8: sink (+)                

Output                

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 + 1.5 K (1.7 K for types R   and S))                

this includes ±   1.3 K error of the cold junction compensation                

mV: ± (50 μV +   0.1 % of span)                

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

Influence of   ambient temperature                

deviation of CJC   included:                

Pt100: ± (0.0015   % of measurement value in K + 0.006 % of span)/K ΔTamb*)                

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

mV: ± (0.01 % of   measurement value + 0.006 % of span)/K ΔTamb*)                

potentiometer: ±   0.006 % of span/K ΔTamb*)                

*) ΔTamb =   ambient temperature change referenced to 23 °C (296 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 s,   thermocouples with CJC: 1.1 s, thermocouples with fixed reference temperature:   1.1 s, 3- or 4-wire                

RTD: 920 ms,   2-wire RTD: 800 ms, Potentiometer: 2.05 s                

Galvanic   isolation                

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                

Directive   conformity                

Electromagnetic   compatibility                

Directive   2014/30/EU                

EN 61326-1:2013   (industrial locations)                

Conformity                

Electromagnetic   compatibility                

NE 21:2011                

Degree of   protection                

IEC 60529:2001                

Protection   against electrical shock                

UL 61010-1:2004                

Ambient   conditions                

Ambient   temperature                

-20 ... 60 °C   (-4 ... 140 °F)