2 ．新型自己浮上式海底水圧計の構成と仕様
Contents
1. F 23 24 3 2013 8CB 7000 8CB 7000 I i KPO KP1 KP2 E Paroscie 32. 2 PC GPS 4 8CB 7000 8CB 7000 1 kg 1 22 24 2010 2012 3 22 E E
3. vw XM Resolution Mode Nano resolution XM 1 IIR XM 2 FIR XM 0 vwi XN Numeric digits XN 0 3 IA wi UN pressure engineering units psi UN 1 hPa UN 2 MPa UN 5
4. Implementation 2 TOBS 24N TOBS 24N 1 8CB 7000 1 8CB 7000 1I 2 SUBCON SUBCONN 12 pi 1 2 2 4 HL TOBS
5. 30 2010 E 1 cmH O 100 Pa tific Inc TOBS 24N 2 2 TOBS 24N Fig 2 Flasher light Radio beacon Block diagram 1USB pressure sensor 1 control recorder Battery 30Ah 7 8VDO receiver Transponder sound emitter 17 glass sphere 74 2015 BURTON underwater connector plug 5501 1508 000X RS 232C 8CB 7000 Dressure port polyurethane molded branch cable SEACON underwater connector RMG 4 FS of the newly developed Meteorological Research Institute MRI free fall pop up OBPG based on an existing MRI pop up ocean bottom seismometer Tokyo Sokushin Inc Gray area bounded by the dashed line indicates converted or newly develo ped units Units outside he gray area are unchanged from the existing MRI seismometer
6. 22 E 25 d 1 mmH O 60 60 0 07 mmH O Hino et g 2009 2014 2011 Paroscientifc 8CB 1 2 CPU Nano resolution 8CB 7000 25 350
7. to 8CB 7000 SUBCONN Underwater x connectors BURTON underwater connector plu 5557 5559 5557 5559 6R_ 6P 14R _ 14P MGBH IL12M RUsISUSRM0 GRD 6 16VDG NC AM gt 172159 0472167 1 GRD Time RX TX to PC GPS master clock SECON Underwater connector RMG 4 FS 17 7 17 Fig 3 Wiring cabling diagram for connection of the pressure sensor control recording unit housed within a 17 inch 43 2 cm glass sphere and the PC GPS master clock 3 PC GPS P34 o 7 to SUBCONN 12pin underwater plug 74 2015 to BURTON underwater plug gt gt to SEACON underwater connector Photo 2 Branching cable junction made of molded black polyurethane 2 15 0 1 MPa
8. 6 3 SUBCONN 12 1 BURTON 2 1 SEACON 15 0 1 MPa 29 4 MPa 3000 m 29 4 MPa 2 74 2015 2 2 HD 2 1 DC 2 4 9 2 2 8 USB 2 Photo 1 Pressure sensor control recording unit newly developed in this study 1 2 X OOO 2 X 2013 2 4 2 5 RS 232C 17 SUBCONN MCBH12F
9. 74 2015 SUBCONN Underwater connector plug Photo 3 Newly developed pop up OBPG 8CB 7000 I EE 1 RA Q2 Q4 bi ill KP0O 7000 I Paroscientifc Inc 2010 KP1 8CB 7000 I KP2 1
10. 8CB 1 Paroscientifc PS Q3 PI XM 0 msec PI TD 74 2015 Table 3 Pressure temperature measurement resolution of the 8CB 7000 I depth sensor 3 8CB 7000 I Cut off frequency Recommended minimum Pressure temperature Pressure temperature 1A 2 2 3 Hz sampling interval msec measurement resolution digits 1 700 1 200 ppm 6 2 350 2 56 ppm 7 3 175 3 14 ppm 8 4 88 6 4 5 ppm 8 5 44 11 1 0 ppm 8 6 22 22 0 35 ppm 9 7 11 44 0 14 ppm 9 8 5 5 89 45 ppb 10 9 2 8 178 14 ppb 10 10 1 4 350 4 5 ppb 11 11 0 7 700 1 6 ppb 11 12 0 35 1400 0 7 ppb 12 13 0 18 2800 0 5 ppb 12 14 0 09 5600 0 4 ppb 12 15 0 045 11200 0 4 ppb 12 16 0 023 22400 0 4 ppb 12
11. 3 Hz 10 Hz 0 707 74 2015 3 dB 6 dB oct E 2012 3 Ni 2 7000 I 10 Hz H technology E
12. RS 232C RS 485 lt 8 3 10 7 kHz 0 1 0 2 W 41 44 MHz A1 2 0 1 J 1 9 L65cmXW65cmxH25cm 35 kg H 20 km 30 8 kg 2 3 17 SUBCONN 12 pin MCBH12F 2 pin MCIL12M 2
13. 0 01 3 6 VDC 16 VDC 16 5 mA 32 mA 6 VDC 5 51cm 27 5cm 8400 m 1 33 kg 4 10 msec 320 GB HDD USB 0 1 W 3 ch 8 0 11 0 kHz 5 5 6 Ni 7 OBB 24N 16 30 Ah 3 9V 2 f 1 0 0008 X10 6 RS 232C 115200 bps
14. 1 8CB 7000 I 8CB 7000 1 E o TOBS 24N 0 1 1 30 Paroscien 1 1 100 0 1 E 2 a
15. RS 232C RS 485 74 2015 Table 2 Specifications of the newly developed MRI pop up OBPG 2 MRI pop up ocean bottom pressure gauge 1 17 15 9 6 700 m 12pin X 1 3pinX1 2pm 1 X 1 H22 W22 H19 2 6 L G2BA 12 3 OBS L G2BA 5 3 Paroscientific 8CB 7000 1I 0m 7000 m
16. 2 HH 1 kH 0 443 Hz 2 2 Hz 10 24 20104 E 3 Paroscientihc Inc 1 Hewlett Packar z 1 3 lz F
17. P2 P4 Q2 Q4 8CB 7000 Paroscientifc P3 8CB 7000 I KPO KP1 KP2 i Pressure measurement in i XM 1 XM 2 PI data reporting interval tegration time PI Paroscientific Inc 2010 IA IIR XM 1 9 L gt PI 3
18. KP0 KP1 KP2 Paroscientifc Inc 2010 L 8CB 7000 1 ntifc 1 8 Pressure Sensor i Underwater RS 232C cable 8CB 7000 Stainless stay KP0 KP 0 XX 06000 XX Paroscientifc 0
19. 24N 8CB 7000 1 A D RS 232C 1 4 12 pin 7 10 pin A D ROD7Gu 1 SUBCONN 12 pin 1 kHz 100 Hz 10 msec o 3 12 PC 1 1 4 GPS TMC 8200 8CB 7000 I
20. Pressure temperature resolution during IIR flter measurement mode IIR Cut off frequency is defined the 3 dB point of the IIR filter IIR 3 dB Recommended minimum sampling intervals that are satisfied the sampling theorem iy FM Fetch Mode Trigger FM 0 2 Fetch FM 1 Paroscientifc vy OI Simultaneous Integration or Sequential Integration Simulation OI 0 OI 1 OI 1
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