Current meter，是什么电气设备？测电流的还是水流速度?第30项

DraftMan · 发表于 2010-7-5 12:57

本帖最后由 DraftMan 于 2010-7-5 13:05 编辑

Current meter，是什么电气设备？测电流的还是水流速度?

The Falmouth Scientific, Inc. 2-Dimensional Acoustic Current meter represents the state of the art in single-point acoustic current meter design.

Sensors：

Instrument：

External Power: 9 to 20 VDC, 12 mA (ACM Only), 32 mA (ACM with CTD)

Battery Power: Alkaline 5 D Cell Welded Pack, 10 AHR, 7.5 VDC

Sample Rate: 2 Hz Maximum

Vector Averaging Period: 59 Min:59 Sec

Depth Rating/Physical Material:

200 Meter Epoxy Housing Standard, P/N: 2ACM-200

7000 Meter Titanium Housing Optional, P/N: 2ACM-7000

Mooring Frame: 1.5 Ton 316 Stainless Steel Mooring Frame Standard

5 Ton Stainless Steel Mooring Frame Optional

Real Time Clock: Programmable Sampling/Low-power Mode

Clock Stability: ±5 ppm initial accuracy, ±12 ppm/ye

Input Channels: Two (2) DC Input Channels Available for Other Sensor Input, such as Transmissometer, DO, OBS

Weight:
Air: 8 lbs/3.63 Kg (200 Meter Version)

Water: 4 lbs/1.81 Kg (200 Meter Version)

CONSISTING OF:

1x
Current Meter sensor 2D ACM

1x
1.5 Ton 316 Stainless Steel Mooring Frame

1x
Standard
Cable

1x
Power Uint

1x
ACMPro Compatible Processing Software

dragonman60 · 发表于 2010-7-5 14:05

水流？

大将 · 发表于 2010-7-5 14:16

看内容应该是测流体的

huzh1987 · 发表于 2010-7-5 21:52

电流表

大将 · 发表于 2010-7-6 08:36

注意几个关键词
2-Dimensional电流表有2维的？
Acoustic而且利用声学来测量？
±5 ppm initial accuracy, ±12 ppm/ye电流表与ppm何干？
Air: 8 lbs/3.63 Kg (200 Meter Version)

Water: 4 lbs/1.81 Kg (200 Meter Version)
这加黑的部分显然是测量的对象了吧？后面注释的200米八成是防水深度了吧？

ablelin67 · 发表于 2010-7-6 09:33

从Depth Rating/Physical Material:

200 Meter Epoxy Housing Standard, P/N: 2ACM-200

7000 Meter Titanium Housing Optional, P/N: 2ACM-7000

Mooring Frame: 1.5 Ton 316 Stainless Steel Mooring Frame Standard

5 Ton Stainless Steel Mooring Frame Optional
来看该设备带有可拖带设施，应是测量深水流速的。

[电气] Current meter，是什么电气设备？测电流的还是水流速度?第30项