Description

SADP
Portable Dewpoint Meter

The world renowned Model SADP portable dewpoint meter from Shaw Moisture Meters
Features :
– Guaranteed accuracy ±3 °C to ±4 °C (±5.4 °F to ±7.2 °F) dewpoint
– Intrinsically safe to ATEX and IECEx standards
– Various ranges: overall range -100 °C to +20 °C (-148 °F to +68 °F) dewpoint
– Extended range for 0 – 10 ppm (TR version only)
– Analogue display, indication in °C, °F and ppm(v)
– “AutoCal” calibration feature
– Desiccant dry-down chamber for instantaneous readings
– Standard “C” type battery operation
– Self-contained, robust and reliable
– Fully portable
– Simple to operate
– Over 150 hours continuous operation
– Supplied with Calibration Certificate traceable to National & International Humidity Standards

Specifications :
DEWPOINT SENSOR :
– Sensing Element : Shaw Ultra High Capacitance Aluminium Oxide Sensor
– Ranges :
P (Purple) : -100 to 0 °C dewpoint, 0 – 6,000 ppm(v)
S (Silver) : -100 to -20 °C dewpoint, 0 – 1,000 ppm(v)
G (Grey) : -80 to 0 °C dewpoint, 0 – 6,000 ppm(v)
R (Red) : -80 to -20 °C dewpoint, 0 – 1,000 ppm(v)
B (Blue) : -80 to +20 °C dewpoint, 0 – 23,000 ppm(v)
– AutoCal : Field calibration/span check facility. Activated and operated via potentiometer on the front of the instrument
– Factory Calibration : Supplied with Certificate of Calibration traceable to National Physical Laboratory (NPL)
– Accuracy : ± 3 °C/ ± 4 °C (± 5.4 °F/ ± 7.2 °F) dewpoint NPL traceable -90 °C to +20 °C (-130 °F to +68 °F)
– Response Times :
Wet to dry: -20 °C to -60 °C – less than 120 secs
Dry to wet: -100 °C to -20 °C – less than 20 secs
– Sample Flow Rate : Flow independent but ideally 2 to 5 litres per minute Max: 20 litres/min
– Calibration Warranty : 12 months from date of dispatch

ELECTRICAL :
– Electromagnetic Compatibility (EMC) :
Immunity: complies with EN 61000-6-1:2001
Emissions: complies with EN 61000-6-3:2000
– Warm Up Time : 5 seconds
– Display : Analogue: 120 mm Taut Band indicating meter showing dewpoint and ppm with amplified range of 0 – 10 ppm on TR versions.
– Power Supply : 9 V DC – six “C” type batteries (included)
– Battery Life : In excess of 150 hours continuous operation
– Resolution : 0.1°C, 0.2 °F dewpoint or 0.1 ppm(v)
– Repeatability : Better than ±0.5 °C (±0.9 °F) dewpoint

MECHANICAL :
– Dimensions and Weight : Overall dimensions: 200 mm (w) x 225 mm (d) x 278 mm (h) Height (328 mm with head extended) Weight 4.5 kg
– Operating Pressure : Atmospheric to 0.3 barg
– Operating Humidity (External) : Maximum – 95% RH non-condensing
– Operating Temperature : -20 °C to +40 °C (-4 °F to +104 °F)
– Storage Temperature : -20 °C to +40 °C (-4 °F to +104 °F)
– Sensor Protection : 316 sintered stainless steel filter – 50 micron
– Weatherproof Classification : IP66/NEMA 4X
– Connections : Two Fir Tree type on either side of desiccant chamber
– Mechanical Warranty : 24 months in case of faulty workmanship and defective parts

Ordering Information :
Model SADP (Choose required range) :
– P (Purple) : -100 to 0 °C dewpoint, 0 – 6,000 ppm(v)
– S (Silver) : -100 to -20 °C dewpoint, 0 – 1,000 ppm(v)
– G (Grey) : -80 to 0 °C dewpoint, 0 – 6,000 ppm(v)
– R (Red) : -80 to -20 °C dewpoint, 0 – 1,000 ppm(v)
– B (Blue) : -80 to +20 °C dewpoint, 0 – 23,000 ppm(v)
– TR-G (TR – GREY) : -80 to 0 °C dewpoint, 0 – 6,000 & 0 – 10 ppm(v)
– TR-R (TR – RED) : -80 to -20 °C dewpoint, 0 – 1,000 & 0 – 10 ppm(v)

Example:
To order a Model SADP with a measuring range of -80 to 0 °C dewpoint (grey sensor) please order as SADP-G

Includes as standard:
Sensor, batteries installed, Calibration Certificate, two metres PTFE sampling hose, instruction manual, leather case/fabric case, pressure calculator, screw driver and Allen key.