RDCU-12C ABB Drive Control Unit 3AUA0000036521

General:

• Mounting

  • Onto 35 × 7.5 mm DIN mounting rail

• Housing materials

  • Zinc-plated steel (base); ABS/PC (cover)

Connector types:

• X20 (Constant voltage output): 2-pole detachable screw terminal block
• X21 (Analogue I/O): Four 3-pole detachable screw-type terminal blocks
• X22 (Digital inputs): One 3-pole and two 4-pole detachable screw-type terminal blocks
• X23 (24 VDC output): 2-pole detachable screw-type terminal block
• X25-X27 (Relay outputs): Three 3-pole detachable screw-type terminal blocks
• X31 (Slot 1), X32 (Slot 2): 38-pin header (female), pitch 2 mm
• X33 (DDCS): 20-pin header (female), pitch 2.54 mm
• X34 (24 VDC power input): 3-pole detachable screw-type terminal block
• X39 (Control panel): 12-pin header (male), pitch 2.54 mm
• V57, V68 (PPCS link): Fibre optic transmitter/receiver (10 MBd)

Constant voltage output (X20, X21:1):

• Voltage: +10 VDC, 0, -10 VDC ±0.5% (Full scale range) at 25 °C (77 °F)
• Temperature coefficient: ±100 ppm/°C (±56 ppm/°F) max.
• Maximum load: 10 mA
• Applicable potentiometer: 1 to 10 kohm

Analogue inputs (X21):

• Two programmable differential current inputs: (0 mA / 4 mA … 20 mA, Rin = 100 ohm)
• One programmable differential voltage input: (-10 V / 0 V / 2 V … +10 V, Rin = 200 kohm)
• Isolation test voltage: 500 VAC, 1 min
• Resolution: 0.025% (12 bit) for -10 V … +10 V, 0.5% (11 bit) for 0 … +10 V and 0…20 mA
• Inaccuracy: ±0.5% (Full scale range) at 25 °C, Temperature coefficient: ±100 ppm/°C max.

Analogue outputs (X21):

• Two programmable current outputs: 0 (4) … 20 mA, RL < 700 ohm
• Resolution: 0.1% (10 bit)
• Inaccuracy: ±1% (Full scale range) at 25 °C, Temperature coefficient: ±200 ppm/°C (±111 ppm/°F) max.

Digital inputs (X22):

• Six programmable digital inputs: (common ground: 24 VDC, -15% … +20%)
• Thermistor input: 5 mA, < 1.5 kohm "1" (normal temperature), > 4 kohm "0" (high temperature)
• Isolation test voltage: 500 VAC, 1 min
• Logical thresholds: < 8 VDC "0", > 12 VDC "1"
• Input current: DI1 to DI5: 10 mA; DI6: 5 mA
• Filtering time constant: 1 ms

24 VDC power output (X23):

• Voltage: 24 VDC ±10%, short-circuit proof
• Maximum output current: 250 mA (without any optional modules inserted)

Relay outputs (X25, X26, X27):

• Three programmable relay outputs
• Switching capacity: 8 A at 24 VDC or 250 VAC; 0.4 A at 120 VDC
• Isolation test voltage: 4 kVAC, 1 min

24 VDC power input (X34):

• Voltage: 24 VDC ±10%
• Typical current consumption (without option modules): 250 mA
• Maximum current consumption: 1200 mA (with option modules inserted)

Ambient conditions:

• Operating temperature: +0 … +60 °C (32…140 °F)
• Storage temperature: -40 … +70 °C (-40 … +158 °F)