CT&G CTN-2200 Optical Transmittance Smoke Meter for diesel vehicles (100%, 21.42 m⁻¹, 8000rpm, 200 °C)
Measurement items: Smoke concentration, absorption coefficient, RPM (option), oil temperature °C (option)
Measurement method: Partial flow sampling transmittance method
Used filter: 0.5-second Bessel low-pass digital filter
Light source / detector: Green LED (565 nm) / photodiode
Smoke concentration measuring range: 0.0 – 100 %
Smoke concentration resolution: 0.1 %
Smoke concentration display: 4-digit 7-segment LED
Absorption coefficient measuring range: 0.00 – 21.42 m⁻¹
Absorption coefficient resolution: 0.01 m⁻¹
Absorption coefficient display: 4-digit 7-segment LED
RPM measuring range (option): 0 – 8,000 rpm
RPM resolution (option): 10 rpm
RPM display (option): 4-digit 7-segment LED
Oil temperature measuring range (option): 0 – 200 °C
Oil temperature resolution (option): 0.1 °C
Oil temperature display (option): 4-digit 7-segment LED
Cell length / inner diameter: Length 215 mm / inner diameter 21 mm
Cell temperature: Approximately 70 – 80 °C constant temperature
Repeatability / accuracy: Within 1% / within ±1% (RPM: ±80 rpm)
Response time: 0.5 seconds (90%)
Smoke measurement speed: 60 times per second
Smoke concentration display rate: 4 times per second
Data transfer / communication: RS232C, 10 times per second
Warm-up time: Approximately 5 minutes
Operating temperature: -10 – 40 °C
Power supply / power consumption: AC 110 – 220 V, 50 – 60 Hz / approximately 65 W
Size / weight: 425 (W) × 190 (D) × 385 (H) mm / approximately 5 kg (main unit)
Probe hose length: 1.5 m
Basic accessories: Probe and hose, power cord, communication cable, PC program, user manual, fuse
Optional: Printer, remote control, standard filter, RPM, oil temperature
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