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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.