Frequency converter with direction and synchronization monitor KFU8-UFT-Ex2.D

2-channel isolated barrier
Universal use with various power sources
Dry contact or NAMUR inputs
Input frequency 1 MHz ... 1 kHz
Current output 0/4 mA ... 20 mA
Relay contact and transistor output
Overriding the launch
Configurable using PACTware or keyboard
Line Fault Detection (LFD)

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Description
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Description

Technical specifications of the KFU8-UFT-Ex2.D

Main Features
Signal type		Digital input
Supply
Connection		terminals 23, 24
Nominal voltage		20 ... 90 VDC / 48 ... 253 VAC 50 ... 60 Hz
Rated current		approx. 130 mA
Power dissipation		2.2 W / 3.5 VA
Power consumption		2.5 W / 5 VA
Interface
Programming interface		programming connector
Entrance
Connection side		side of the field
Connection		input I: terminals 1+, 3- input II: terminals 4+, 6- input III: terminals 13+, 14- (control input 1) input IV: terminals 15+, 14- (control input 2)
Entrance I, II		2-wire sensor, sensor according to EN 60947-5-6 (NAMUR) or mechanical contact
	Open circuit voltage/short circuit current	8.2 V / 10 mA
	Pulse duration	min. 250 µs, rotation direction signal overlap: ≥ 125 µs
	Input frequency	rotation direction control 0.001 ... 1000 Hz slip control 10 ... 1000 Hz
	Line fault detection	open circuit I ≤ 0.15 mA; short circuit I > 6.5 mA
Entrance III, IV
	Active passive	I > 4 mA (min. 100 ms) / I < 1.5 mA
	Open circuit voltage/short circuit current	18 V / 5 mA
Exit
Connection side		control side
Connection		output I: terminals 10, 11, 12 output II: terminals 16, 17, 18 output III: terminals 19+, 20- output IV: terminals 21+, 20- output V: terminals 7-, 8+
Exit I, II		signal, relay
	Contact loading	250 V AC / 2 A / cos φ ≥ 0.7; 40 V DC / 2 A
	Mechanical life	5 x 10 ⁷ switching cycles
	On/Off Delay	OK. 20ms / approx. 20 ms
Exit III and IV		signal, electronic output, passive
	Contact loading	40 V DC
	Signal level	1-signal: (L+) -2.5V (50mA, short circuit/overload protection) 0-signal: off (off-state current ≤ 10 μA)
Exit B		analogue
	Current range	0...20 mA or 4...20 mA
	Open circuit voltage	Max 24V DC
	Load	Max. 650 Ohm
	Malfunction signal	lower limit I ≤ 3.6 mA, upper limit I ≥ 21.5 mA (according to NAMUR NE43)
Transmission characteristics
Entrance I and II
	Measurement range	0.001...1000 Hz
	Permission	slip control: 1% frequency measurement: 0.1% of the measured value; but >0.001 Hz
	Accuracy	slip control: 1% frequency measurement: 0.5% of the measured value; but >0.001 Hz
	Measuring time	frequency measurement: < 100 ms
	The influence of ambient temperature	0.003%/K (30 ppm)
Exit I, II
	Delayed response	≤ 200 ms
Exit B
	Permission	< 10 μA
	Accuracy	< 30 μA
	The influence of ambient temperature	0.005%/K (50 ppm)
Accuracy		0.1%
Galvanic isolation
Input I, II/other circuits		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Input III, IV/power		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Output I, II/other circuits		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Mutual output I, II, III		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Mutual output I, II, IV		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Output III, IV/power supply		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Output III, IV/Input III, IV		basic insulation according to IEC/EN 61010-1, rated insulation voltage 50 V _eff.
Exit III, IV/V		basic insulation according to IEC/EN 61010-1, rated insulation voltage 50 V _eff.
Output voltage/power supply		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Interface/power		reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 V _eff.
Interface/output III, IV		basic insulation according to IEC/EN 61010-1, rated insulation voltage 50 V _eff.
Indicators/settings
Display elements		LEDs, display
Controls		Control Panel
Configuration		using the control buttons using PACTware
Marking		marking space at the front
Compliance with the directive
Electromagnetic compatibility
	Directive 2014/30/EU	EN 61326-1:2013 (industrial premises)
Low voltage
	Directive 2014/35/EU	EN 61010-1:2010
Correspondence
Electromagnetic compatibility		NE 21:2006
Degree of protection		IEC 60529:2001
Entrance		EN 60947-5-6:2000
Environmental conditions
Ambient temperature		-20 ... 60 °C (-4 ... 140 °F)
Mechanical characteristics
Degree of protection		IP20
Connection		screw terminals
weight		300 g
Dimensions		40 x 119 x 115 mm (1.6 x 4.7 x 4.5 in) (W x H x D), case type C2
Installation		on a 35 mm DIN rail in accordance with EN 60715:2001
Data for use in hazardous areas
EU Type Examination Certificate		TUV 99 ATEX 1471
	Marking	II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I
Supply
	Maximum safe voltage	253 VAC / 125 VDC (Note: U _m is not the nominal voltage.)
Entrance I and II		terminals 1+, 3-; 4+, 6-: Ex ia
	Voltage U _o	10.1 V
	Current I _o	13.5 mA
	Power P _o	34 mW (linear characteristic)
Entrance III and IV		terminals 13+, 14-; 15+, 14- are not intrinsically safe
	Maximum safe voltage U _m	40 V (Note: U _m is not the nominal voltage.)
Exit I, II		terminals 10, 11, 12; 16, 17, 18 are not intrinsically safe
	Maximum safe voltage	253 V (Caution! Nominal voltage may be lower.)
	Contact loading	253 V AC/2 A/cos φ > 0.7; 40 V DC/2 A resistive load (TÜV 99 ATEX 1471)
Exit III and IV		terminals 19, 20, 21 are not intrinsically safe
	Maximum safe voltage U _m	40 V (Note: U _m is not the nominal voltage.)
Exit B		terminals 8+, 7- are not intrinsically safe
	Maximum safe voltage U _m	40 VDC (Note: U _m is not the nominal voltage.)
Interface		232 rupees
	Maximum safe voltage	40 V (Note: U _m is not the nominal voltage.)
Galvanic isolation
	Input I, II/other circuits	safe electrical insulation in accordance with IEC/EN 60079-11, peak voltage 375 V
Compliance with the directive
	Directive 2014/34/EU	EN IEC 60079-0:2018, EN 60079-11:2012
International certificates
FM approval
	Control drawing	16-538FM-12
IECEx certification
	IECEx Certificate	IECEx TUN 04.0007
	IECEx marking	[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I

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All products on the website are original and imported into the Republic of Kazakhstan in compliance with all laws and regulations, and only with the appropriate certificates.

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