Pepperl Fuchs KFD2-WAC2-1.D

Strain Gauge Converter. 1-channel signal conditioner, 24 V DC supply (Power Rail), Strain gauge input (full or half bridge), Output 0 mA ... ± 20 mA or 0 V ... ± 10 V, 2 relay contact outputs, Programmable high/low alarm, Configurable by PACTware or keypad, RS-485 interface, Line fault detection (LFD), Housing width: 40 mm, Number of channels: 1-channel, Trip relay, Rated voltage: 20 ... 35 V DC, Field device: strain gauge bridge, Type: 2 x relay (change-over contact), Signal: 1 x -20 ... 20 mA. Signal type: Analog input. Connection: Power Rail or terminals 23+, 24-. Rated voltage: 20 ... 35 V DC. Ripple: within the supply tolerance. Power consumption: max. 3 W. Connection: Power Rail or terminals 19+, 20 GND, 21-. Type: RS-485. Programming interface: programming socket. Connection: terminals 1+, 2-, 3+, 4-, 5+, 6-. Lead resistance: max. 25 Ω per line. Input I: . Connectionterminals 1+, 2-: . Connection: terminals 1+, 2-. Sensor supply: 1 ... 5 V. Connectionterminals 3+, 4- (supply); 5+, 6- (signal)Short-circuit current50 mALoad≥ 116 Ω up to 5V, ≥ 85 Ω up to 4V: . Connection: terminals 3+, 4- (supply); 5+, 6- (signal). Short-circuit current: 50 mA. Load: ≥ 116 Ω up to 5V, ≥ 85 Ω up to 4V. Connection side: field side. Connection: Input I: terminals 1+, 2-; Input II: terminals 13+, 14-; Input III: terminals 15+, 14-. Programmable Tare: 0 ... 500 % of span. Input I: Signal, analog. Input signal-100 ... 100 mVInput resistance> 1 MΩ for voltage measurement: . Input signal: -100 ... 100 mV. Input resistance: > 1 MΩ for voltage measurement. Input II, III: tare adjustment, calibration and zero. Open circuit voltage/short-circuit current18 V / 5 mAActive/PassiveI > 4 mA/I < 1.5 mA: . Open circuit voltage/short-circuit current: 18 V / 5 mA. Active/Passive: I > 4 mA/I < 1.5 mA. Connection side: control side. Connection: Output I: terminals 10, 11, 12; Output II: terminals 16, 17, 18; Output III: terminals 7-, 8+, 9-. Output I, II: Relay output. Contact loading253 V AC/2 A/500 VA/cos φ min. 0.7; 40 V DC/2 A resistive loadMechanical life2 x 107 switching cycles: . Contact loading: 253 V AC/2 A/500 VA/cos φ min. 0.7; 40 V DC/2 A resistive load. Mechanical life: 2 x 107 switching cycles. Output III: Analog output. Current range-20 ... 20 mALoadmax. 550 ΩAnalog voltage output0 ... ± 10 V; output resistance 500 Ω (bridge between terminal 7 and 9)Analog current output0 ... ± 20 mA or 4 ... 20 mA; load 0 ... 550 Ω (terminals 7 and 8): . Current range: -20 ... 20 mA. Load: max. 550 Ω. Analog voltage output: 0 ... ± 10 V; output resistance 500 Ω (bridge between terminal 7 and 9). Analog current output: 0 ... ± 20 mA or 4 ... 20 mA; load 0 ... 550 Ω (terminals 7 and 8). Line fault detection: downscale -21.5 mA (-10.75 V) or 2 mA (1 V), upscale 21.5 mA (10.75 V). Collective error message: Power Rail. Deviation: . Resolution/accuracy≤ ± 0.05 % incl. non-linearity and hysteresisTemperature effect ≤ ± 0.01 %/K: . Resolution/accuracy: ≤ ± 0.05 % incl. non-linearity and hysteresis. Temperature effect: ≤ ± 0.01 %/K. Reaction time: 300 ... 850 ms. Input I/other circuits: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output I, II against eachother: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output I, II/other circuits: reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff. Output III/Input II, III: not available. Output III/Programming socket: not available. Other circuits from each other: functional insulation, rated insulation voltage 50 Veff. Display elements: LEDs , display. Control elements: Control panel. Configuration: via operating buttons via PACTware. Labeling: space for labeling at the front. Electromagnetic compatibility: . Directive 2004/108/ECEN 61326-1:2006: . Directive 2004/108/EC: EN 61326-1:2006. Low voltage: . Directive 2006/95/ECEN 61010-1:2010: . Directive 2006/95/EC: EN 61010-1:2010. Electromagnetic compatibility: NE 21:2006. Degree of protection: IEC 60529:2001. Ambient temperature: -20 ... 60 °C (-4 ... 140 °F). Degree of protection: IP20. Connection: screw terminals. Mass: approx. 250 g. Dimensions: 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) (W x H x D) , housing type C2. Height119 mmWidth40 mmDepth115 mm: . Height: 119 mm. Width: 40 mm. Depth: 115 mm. Mounting: on 35 mm DIN mounting rail acc. to EN 60715:2001. UL approval: E223772. Supplementary information: Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.

Specifications