Specifications

SUBSEA SANDQ MONITOR

Principle of operation Passive acoustics, intelligent sensor
Minimum particle size
Depends on flow velocity and conditions.
Typical sizes are:
Oil/water: 25 microns / 1PPM
Air/gas: 15 microns / 1 PPM
Minimum sand rate 0,01 g/s
Minimum flow velocity
0,5 m/s
Uncertainty ±5% (with calibration by means of sand injections)
Repeatability Better than 1%
Method of installation Clamped to pipe surface, non-intrusive
Sensor electronics Intelligent DSP electronics with signal processing
Interface options All sensors can be supplied with: Digital RS485 (ASCII, binary, ModBus RTU), 4-20mA (active/passive).
Options: CANBus, Profibus
Two-way communication Yes
Software upgrading Yes
Pipe Surface Temperature -40 to 225 °C (-40 to 437 °F)
Flow regimes Oil, gas, water, multiphase
Diagnostic features Intelligent health-test of electronic hardware

COMPUTER (Optional)

Minimum hardware Pentium III (or equivalent) with 512 MB RAM
Software requirements (for Clampon Software) Windows™ 2000/2003/XP/Vista
Input Modbus Serial/TCP/IP OPC
Signal output Modbus Serial/TCP/IP, 4-20mA, Relay, Client Server
Mains power supply 12 – 48 VDC or 100-240 VAC 50-60 Hz
Power consumption Max 2,1 W per sensor + computer rack module
Signal and power barriers and converters supplied for DIN-rail mounting, in portable enclosure or for 19” rack mounting.

 

COMPACT MODEL

Water depth
3000m
Max. operating pressure barA
300 (4351psi)
Max. test pressure barA
333 (4829psi)
Housing material
Titanium
Dimensions excl ROV handle
ø90 x 324mm (ø3.5” x 12.8”)
Dry weight, kg (lbs)
5.2 (11.5)
Hose/jumper interface
Bennex or ODI
Independent redundant electronics/single electronics
Yes
Gasket/sealing
No
EB welding
Yes
Glass-metal penetrator
Yes
Atmosphere pressure/high pressure chamber
Yes
ROV installation/retrieval
Yes
Retrofit clamp/funnel
Yes
Power Supply
12-28VDC
Current draw
Approx. 70mA @ 24VDC
Design Lifetime (MTBF)
220 000 hours (25 years)
Puls function/vibration/ temperature measurement
Optional