Schlumberger Diver-NETZ, Manual

Page: 37 / 52

Technical specifications
Diver-DXT
AS338
General
Diameter Ø 49-23 mm
Length 141 mm (including chassis connector)
Weight Approx. 84 gr
Housing material High Heat ABS Polylac® casing, Viton® and
MBR o-rings, Cu Zn/Ni connector
Protection IP67 (for max 7 days )
Operating temperature -20 °C to 60 °C (within specs)
Storage / transport temperature -40 °C to 85 °C (affects battery life time)
Battery life* 5 years @ OT, depending on operation and max
3,000 connections with Diver-Gate, 30,000
memory block reads
Battery Non-rechargeable lithium-thionyl chloride
(3,600 mAh)
Battery replacement By manufacturer
Instrument interface Diver-DXT cable with Baro-Diver, Mini-Diver,
Micro-Diver, Cera-Diver and CTD-Diver
Datalogger barometer
Storage capacity 24,000 measurements (non-volatile memory)
Measuring interval 60 min
Measuring method Fixed
Clock accuracy Automatic synchronisation with attached Diver
(once a day)
Recorded parameter Barometric pressure (cmH2O) and temperature
(°C)
Barosensor
Sensor Piezo resistive silicon micro machined sensor
Range 400 -1,150 cmH2O
Accuracy ±1 cmH2O (typ.) @OT
±2 cmH2O (max.) @OT
Resolution 0.1 cmH2O
Absolute maximum pressure (MP) 1.5 bar (absolute)
Absolute maximum burst pressure 2 bar (absolute) @1sec
Long term stability ±1 cmH2O/year (typ.) @OT
Temperature
Sensor Silicon temperature sensor
Range (FS) -20 °C to 80 °C
Accuracy ±1 °C (typ.) @OT
±3 °C (max.) @OT
Resolution 0.1 °C
Radio
Radio frequency 2.405 GHz (channel 11)
Transmit power 100 mW, 20 dBm
Scan-for-host period 14 sec (07.00AM-11.00PM), 300 sec
(11.00PM-07.00AM)
Radio range 500 meter L.o.S. (Line of Sight)
Data encryption AES-key (16 bytes)
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copyright of SLB
January 2014