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Product Overview
Boost machine-vision brightness and cut inspection times with the CA-DC21E, KEYENCE’s next-generation high-intensity LED illumination controller. This factory-original unit delivers up to 4× the light output of conventional controllers while maintaining ultra-stable, flicker-free operation for high-speed cameras.
Quick Specs
Part Number: CA-DC21E (100 % genuine KEYENCE)
Type: 2-channel, constant-current PWM controller
Max. Output per Channel: 50 W (24 V, 2.1 A)
LED Drive Mode: Strobe or continuous
Intensity Control: 0–255 steps via front dial, RS-232C, or Ethernet
Strobe Width: 10 µs – 999 ms
Trigger Response: < 1 µs jitter
Input Trigger: 5–24 V NPN/PNP, photocoupler isolated
Interface: RS-232C, LAN (TCP/IP), and parallel I/O
Power Supply: 24 VDC ±10 %, 4 A max.
Mounting: 35 mm DIN-rail or direct panel
Dimensions: 100 × 45 × 120 mm (W × H × D)
Operating Temp.: 0 … 50 °C
Certifications: CE, UL, RoHS