4000A - DOWN HOLE GAUGES

Measures and records down hole pressure and temperature

SPECIFICATIONS

QUARTZ PIEZO
MAX EXTERNAL PRESSURE Must not exceed sensor range or 25 ksi max Must not exceed sensor range or 25 ksi max
SENSOR RANGE 4 options from 10 ksi to 25 ksi 8 options from 0.75 ksi to 25 ksi
SENSOR TYPE Quartz resonator Piezo-resistive
ACCURACY ± 0.015% FSO <± 0.050% FSO
DRIFT 0.02% FSO per year < 3 psi per year
RESOLUTION 10 ksi <0.006 psi (<0.06 psi)
16 ksi <0.008 psi (<0.08 psi)
20 ksi <0.008 psi (<0.08 psi)
25 ksi <0.010 psi (<0.10 psi)
0.0003% FSO
MAX TEMPERATURE Must not exceed sensor range or 200 degC Must not exceed range or 177 degC
RANGE 3 options: 150 degC, 177 degC and 200 degC 4 options from 100 degC to 177 degC
ACCURACY ± 0.15 degC ± 0.6 degC
REPEATABILITY <0.01 degC ± 0.2 degC
RESOLUTION <0.005 degC (scales directly with sample rate) 0.0001% FSO
BATTERY TYPE 2 AA or 4 AA, Lithium AA Lithium
OPERATING VOLTAGE 3.2 to 3.9 V 3.2 to 3.9 V
BATTERY LIFE 9.9 or 19 days 56 or 85 days
SAMPLING INTERVAL 0.1 second and 1 second to 1 hour 1/100s, 1/10s, >1s
CAPACITY 1,000,000 data sets (sequential mode) or
500,000 data sets (redundant mode)
1,000,000 records
RECORD CONTENTS Time, pressure, temperature Time, pressure, temperature, battery voltage
MATERIAL Inconel 718 & Hastelloy C-276 Inconel 718
SERVICE Standard and H2S Standard and H2S
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