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Summary of Contents for Alpha Moisture Systems DS1200-PDT
- Page 1 Model DS1200-PDT Dewpoint Hygrometer -40 / +30°Cdp (50bar maximum pressure) -60 / +20°Cdp (50bar maximum pressure) User Manual English...
- Page 2 Model DS1200-PDT - Dewpoint Hygrometer CERTIFICATE No. FM35600 BS EN ISO 9001:2015...
- Page 3 User Manual This is a step by step instruction manual to help you successfully set up correctly the Model DS1200-PDT Dewpoint Hygrometer before use. This manual should be kept with the instrument for future reference. You must observe the safety information on pages 6 and 10 before installation.
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Page 4: Table Of Contents
Model DS1200-PDT - Dewpoint Hygrometer Index General Overview Safety Information Model DS1200 Control-Display Front Arrangement PDT Arrangement Features of the Model DS1200-PDT DS1200 Mounting Installing the Instrument into a Panel Wiring DS1200 Power Supply PDT Transmitter Cable Alarm Cable Analogue Output Cable... -
Page 5: General Overview
System*, and an in-line process source. The Model DS1200-PDT Dewpoint Hygrometer is installed as a single channel analyser. For additional accessories and parts, or technical help for the Model DS1200-PDT, or any other Alpha Moisture Systems products, please contact your local distributor or contact Alpha Moisture Systems - see last page for details. -
Page 6: Safety Information
Warnings Risk of electric shock - Do not open any part of the enclosures of the Model DS1200-PDT whilst connected to the mains/AC supply. Do not connect the Model DS1200-PDT to the mains/AC supply until all other connections and pipework is secure and have been tested. -
Page 7: Model Ds1200 Control-Display Front Arrangement
Features of the Model DS1200-PDT DS1200 Control-Display • The Model DS1200-PDT is a single channel analyser. • DS1200 has a 4-digit 14 segment LED display • DS1200 has 2 adjustable Alarm set points and an analogue output. See pages 9 and 13. -
Page 8: Ds1200 Mounting
Model DS1200-PDT - Dewpoint Hygrometer DS1200 Mounting • Only technicians who are familiar with the technical terms, warnings, and instructions in the manual and who are able to follow these should connect the DS1200. • Should there be any doubt as to the correct handling of the DS1200, please contact your local distributor. -
Page 9: Alarm Cable
Model DS1200-PDT - Dewpoint Hygrometer Alarm Cable • Make the appropriate connections, noting the normally open and normally closed relay contact positions. Analogue Output Cable • Make the appropriate connections, ensuring that the correct polarity and the maximum load specification is strictly observed. -
Page 10: Pdt Connections
Model DS1200-PDT - Dewpoint Hygrometer PDT Connections: Pin 2 to Pin 45 on DS1200 Pin 3 to Pin 46 on DS1200 M12 connector plug If no connection cable is ordered, the sensor will be supplied with a M12 connector plug. -
Page 11: Piping Installation Schematic
Model DS1200-PDT - Dewpoint Hygrometer Installing the Model PDT in a Air/Gas Sampling System - Continued The piping installation schematic diagram below shows all components, which could be used in a dry gas measurement application although not all the items shown will be required for every installation. - Page 12 Model DS1200-PDT - Dewpoint Hygrometer Piping Installation Schematic - Continued Sample Isolation Valve - This is a recommended item as it allows access to the sample system without interrupting the main process line. Sample Tube – This should be stainless steel for dry air or gas applications but copper or carbon steel can be used where wetter gases are to be measured.
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Page 13: Installing And Commissioning The Model Pdt Transmitter
Model DS1200-PDT - Dewpoint Hygrometer Installing and Commissioning the Model PDT Transmitter It is advisable to carry out an initial purge of the sample loop, before installing the transmitter, in order to reduce the possibility of sensor damage on start-up. -
Page 14: Dimensions
Model DS1200-PDT - Dewpoint Hygrometer Dimensions DS1200 PDT Transmitter PDT Transmitter Holder Model SH-PDT Flow Through Sample Cell 2 Mounting Holes 5.5ø (0.22” dia.) 54 (2.125”) 54 (2.125”) 44 (1.73”) 34ø (1.34” dia) 3 (0.125”) 43 (1.7”) 43 (1.7”) Note: The Assembly is shown with 1/4@ OD tube fittings. The dimensions across the tube fittings will... -
Page 15: Specifications
Model DS1200-PDT - Dewpoint Hygrometer Specifications DS1200 • Temperature operating range = -20°C to +60°C (-4°F to 140°F) • Power supply = 20 – 300 VDC, or 22 to 253 VAC 50 – 60 Hz • 3.2W internal power consumption •... -
Page 16: Specifications
Model DS1200-PDT - Dewpoint Hygrometer Specifications PDT Transmitter Output Signal : 4 to 20mA Linear to its range. Operating Voltage : 10V - 30V DC. Factory calibration : Supplied with Certificate of Calibration traceable to NPL/NIST Accuracy : ± 2°C dewpoint (NPL / NIST traceable) Temperature compensation : Temperature compensated for operating range. -
Page 17: Contact Information
Model DS1200-PDT - Dewpoint Hygrometer Contact Information Head Office: Alpha Moisture Systems Alpha House 96 City Road Bradford West Yorkshire BD8 8ES United Kingdom Tel: +44 (0) 1274 733100 Fax: +44 (0) 1274 733200 Email: info@amsystems.co.uk Web: www.amsystems.co.uk Office Opening Hours: Monday - Thursday 8.30am - 5.30pm GMT...
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