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Rail ultrasonic fault detector
Detecting channels: nine channels (also can choose 7 channels).
Refresh speed: 60 hz/s
Probe working frequency: 2 MHZ
Duplicate detection frequency: 400 hz (each channel).
detection range:
0 - 200 mm5 mm (43 kg/m and 50 kg/m rails)
0 - 250 mm5 mm (60 kg/m and 75 kg/m rails)
Detection sensitivity allowance: TB/T 2340-2000
Dynamic range: 30 db or greater (small), 2 ~ 6 db (suppress).
Horizontal linear error: 2% or less.
Vertical linear error: 5% or less.
Gain control of the range: 0 ~ 80 db.
Error: attenuator every 20 db is not more than 1 db (less than).
Alarm threshold: echo is more than 70% of the full range (A ~ I channel reflection type alarm), echoes is less than 30% of the full range.
Alarm rate: 70 channels: 250 hz;37 channel: 500 hz;0 channel: 1000 hz.
Alarm rate: 70 channels: 250 hz;37 channel: 500 hz;0 channel: 1000 hz.
The entire record store files: 60 days.
A dynamic pulse image files: 600 minutes or more.
Operating voltage: 21.6 V (6 section 8 a/h polymer lithium battery series).
rated power consumption: 8 w or less.
Working temperature: - 30 ℃ to 50 ℃.
The coupling agent capacity: 20 l.
Weight: 25 kg(excluding coupling agent)
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