chm15k
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Table of Contents
Vaisala CT25K Ceilometer
History
| Period | Place | Project |
|---|---|---|
| 03/2013 - today | Research Center Jülich, Germany | TR32 |
Specifications
See manual section 3, page 11 .
| Parameter | Specification | |
|---|---|---|
| Wavelength | 1064 nm | |
| Bandwidth | 0.1 nm | |
| Energy per pulse | 8µJ | |
| Long-time stability over 12 month (prr) | < 10 % | |
| Pulse to pulse variance of laser energy | < 3 % | |
| Pulse duration | 1 … 5 ns | |
| Pulse repetition rate (prr) | 5 - 7 kHz | |
| Number of pulses per profile | 105650±1001) | |
| Beam diameter | expanded to: 90 mm | |
| Laser divergence | < 0.3 mrad | |
| FOV Receiver | 0.45 mrad | |
| range gate length | 15m | |
| temporal resolution | 15sec | |
| Voltage | 230VAC, +/- 10 % / 50 Hz | |
| Max. power consumption | 0,8 kW (all heater are running) | |
| Manufacturer | Jenoptik, today CHM15k is produced by [https://www.lufft.com/products/cloud-height-snow-depth-sensors-288/ceilometer-chm-15k-nimbus-2300/ | Lufft] |
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chm15k.1598886154.txt.gz · Last modified: 2020/08/31 15:02 by bpospich