User`s guide

User's Guide ______________________________________________________________________
128 _________________________________________________________________ M210455EN-B
Ceilometer CT25KAM
Table 54 CT25KAM Specifications
Property Description/Value
Measurement range 0 ... 25 000 ft (0 ... 7.5 km)
25 000 ft acquisition time 15 s
Accuracy (against hard
target)
± 2 % ± 1/2 × [resolution]
Resolution 50 ft
Number of layers Up to 5
Range gates 500
Laser Pulsed diode, InGaAs MOCVD
Wavelength
905 nm ±5 nm at 25 °C (77°F)
Eye safety In compliance with IEC825 and 21CFR1040
Measurement cycle Programmable 15 ... 120 s
Microprocessor Intel 16-bit CMOS 80C188EB
DC power consumption
total
measurement unit
window blower
20 W
15 W
5 W
AC power 115 or 230 VAC, 45 ... 65 Hz
max. 240 W including heating, ± 15 %
Interfaces RS-485
Data messages Cloud hits and status only. Cloud hits, status,
internal monitoring data, and full backscatter
profile.
Dimensions w × d × h 316 × 256 × 710 mm (12 × 10 × 28 in)
Weight 14.5 kg (32 lb.)
Tilt correction sensor
Correction 0 ... 60°
Window conditioner Automatic window blower and protection
shield.
Temperature range
-50 ... +60 °C (-58 ... 140 °F)
Humidity 0 ... 100 % RH
Protection class IP65
Vibration during operation 0.5 G, 10 ... 500 Hz (IEC68-2-6 FC)
EMC/EMI CISPR 22B/FCC 15 Part J or
IEC801-5 (2 kV), 3 V/m 14 kHz-1 GHz
IEC801-3
IEC 801-4 Level 3
Static 8 kV (IEC801-2 Level 4)
Electrical safety EN60950