Logic Control Units, Universal Frequency Converters KFU8-UFC-1** 1+ 10 k 3- 1+ 3400 Ω ≤ R ≤ 2 kΩ 1 K-ADP1 RS 232 3- 2 1+ 10 k 3- 1+ 3(+) 2- 3 PC Signal processor TTL yellow/ red green U yellow TXD • • 1+ yellow yellow GND • • • 1-channel Input frequency 1 mHz ... 12 kHz Analogue output 0/4 mA ... 20 mA Measuring range parameterizable 2 relay outputs 1 electronic output, isolated Each output can be assigned individual parameters, such as a limiting value (high/low alarm), incrementing, pulse separator or error message output Start-up override Restart inhibit Lead breakage (LB) and short-circuit (SC) monitoring Bounce filter Parameterization via PC or control panel (optional) RXD • • • • • • • 48 ... 253 V AC / 20 ... 90 V DC (with control panel) 8+ 7Output IV 0/4 ... 20mA Start bridge KFU8-UFC-1.D 16 17 18 19+ 20Output III 48 ... 253 V AC / 20 ... 90 V DC KFU8-UFC-1.D 10 11 12 Output II 13+ 14- KFU8-UFC-1 Output I KFU8-UFC-1 23- 24+ Collective error indication* *KFD2-UFC-... only Power rail Ausgabedatum 28.2.01 Aufbau Subject to reasonable modifications due to technical advances. 1 Copyright Pepperl+Fuchs, Printed in Germany Pepperl+Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com KFU8-UFC-1** Technische Daten Power supply Connection type Rated operational voltage Ue Rated operational current Power loss/Power consumption Input Connection type ≤ 2 W; 2.5 VA / 2.2 W; 3 VA Input I Input resistance Input pulse length/Input pulse interval Voltage Current Lead monitoring Input II Quiescent voltage/Short-circuit current Active/Passive Output Connection type sensor 4.7 kOhm ≥ 50 µs / ≥ 50 µs 22 V max. 30 mA; limitation 40 mA breakage I ≤ 0.15 mA; short-circuit I > 6.5 mA start-up override: 1 ... 1000 s, adjustable in steps of 1 s 18 V / 5 mA I > 4 mA (for min. 100 ms) / I < 1.5 mA Output I and II Contact loading Mechanical life Pull-in/Drop-out delay Output III Signal level Voltage Um 2-wire sensor: terminals 1+, 3- output I: terminals 10, 11, 12; output II: terminals 16, 17, 18 output III: terminals 19+, 20-; output IV: terminals 8+, 7signal, relay 250 V AC / 2 A / cos ϕ ≥ 0.7; 40 V DC / 2 A 5 x 107 switchings approx. 20 ms / approx. 20 ms electronic output, passive 1-signal: (L+) - 2.5 V (50 mA, short-circuit/overload proof) 0-signal: switched off (off-state current ≤ 10 µA) 40 V Output IV Current range Quiescent voltage Load Fault signal Transfer characteristics Measurement range fn analogue 0 ... 20 mA or 4 ... 20 mA ≤ 24 V DC ≤ 650 Ohm downscale I ≤ 3.6 mA, upscale ≥ 21 mA (accord. to NAMUR NE 43) Resolution Duration of measurement/Response delay Deviation Temperature Galvanic isolation Input/Other circuits Output I/Mains and reset frequency measurement: 0.1 %; current output: < 10 µA approx. 100 ms / ≤ 200 ms frequency measurement: 0.1 % of final value; current output: < 10 µA frequency measurement: 0.003 % / °C (30 ppm); current output: 0.005 % / °C (50 ppm) safe galvanic isolation acc. to DIN EN 50020, voltage peak value 375 V safely isolated in accordance with DIN VDE 0106 Part 101, design isolation voltage 253 Veff Output I, II/Other circuits safely isolated in accordance with DIN VDE 0106 Part 101, design isolation voltage 253 Veff 0.001 Hz ... 12 kHz Mutual output I, II, III safely isolated in accordance with DIN VDE 0106 Part 101, design isolation voltage 253 Veff Output III, IV/Mains safely isolated in accordance with DIN VDE 0106 Part 101, design isolation voltage 253 Veff Output III/IV/Start-up override function insulation acc. to DIN EN 50178, design isolation voltage 253 Veff Start-up override/Mains and collective error safely isolated in accordance with DIN VDE 0106 Part 101, design isolation voltage 253 Veff Interface/Mains/Output III safely isolated in accordance with DIN VDE 0106 Part 101, design isolation voltage 253 Veff Ambient conditions Ambient temperature Standard conformity Input Coordination of insulation Galvanic isolation Climatic conditions Electromagnetic compatibility Mechanical specifications Mass -20 ... 60 °C (253 ... 333 K) according to DIN EN 60947-5-6 accord. to DIN EN 50178 accord. to DIN EN 50178 accord. to DIN IEC 721 accord. to EN 50081-2 / EN 50082-2 300 g Ausgabedatum 28.2.01 terminals 23+, 2420 ... 90 V DC / 48 ... 253 V AC Subject to reasonable modifications due to technical advances. Copyright Pepperl+Fuchs, Printed in Germany Pepperl+Fuchs Group • Tel.: Germany (06 21) 7 76-0 • USA (330) 4 25 35 55 • Singapore 7 79 90 91 • Internet http://www.pepperl-fuchs.com 2