Related Manuals for Alpha Moisture Systems DS1500
Summary of Contents for Alpha Moisture Systems DS1500
- Page 1 DS1500 Dewpoint Hygrometer Display Alpha Moisture Systems DS1500 Dewpoint Hygrometer Display For AMT, AMT-Ex and PDT Transmitters 3173 DS1500 User Manual...
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Page 2: Contact Information
Email: info@amsystems.co.uk Website: amsystems.co.uk Office Opening Hours: Monday - Thursday 8.30am - 5.30pm (UK TIME) Friday 8.30am - 5.00pm Saturday and Sunday - Closed Authorised Distributor Contact Information © Alpha Moisture Systems - 3173 DS1500 – Issue 1 - September 2023... -
Page 3: Table Of Contents
Electrical Connections for wiring a 2 wire AMT and PDT Transmitters……………………………………………………………….15 Electrical Connections for wiring a 3 wire AMT-Ex Transmitter…………………………………………………………………16 Analog Output…………………………………………………………….17 Programming the DS1500 Dewpoint Hygrometer Display………….17 Work Level………………………………………………………………….17 Alarm Level…………………………………………………………………18 Functional Level……………………………………………………….18/19 Configurational Level……………………………………………….19/20 Table – Sequence of levels and Parameters…………………21 Troubleshooting…………………………………………………………………….21/22... - Page 4 DS1500 Dewpoint Hygrometer Display Serial Communications……………………………………………………………22 RS485 Interface: Electrical Connections…………………….23 Reduced Registers Table for Serial Communications….23 Holding Register Table…………………………………………….23/24 Specifications………………………………………………………………………….24...
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Page 5: Introduction
Safety Information and Warnings These safety instructions and guidelines must be followed. The DS1500 is designed to be connected to hazardous electric voltages (90-250V). The power supply must be protected by a 3 amp fuse. The DS1500 must be earthed. -
Page 6: Cleaning
Observe the wiring diagrams in Section 6.2 & 6.3, pages 15 & Do not connect the DS1500 to the power supply until it is in a permanent position. Risk of electric shock - Do not open any part of the DS1500 whilst connected to the power supply. -
Page 7: Warranty
DS1500 Dewpoint Hygrometer Display Warranty The DS1500 is supplied with a one-year warranty from the date of purchase. This warranty is subject to the proper operational use of the instrument and following the information provided in this User Manual. The instrument should not be repaired without prior inspection or authorisation by Alpha Moisture Systems or an authorised distributor. -
Page 8: General Arrangement Of The Front Panel
DS1500 Dewpoint Hygrometer Display General arrangement of the front panel Messages Status Display Keypad Status Display: Shows the process variable (PV) and the programming prompts. Indicators A1, A2, A3, and A4: Show active alarms. Indicators Rx and Tx: Indicate RS485 (MODBUS) communication line is active. -
Page 9: Quick Start Guide
(work level). QUICK START Guide To get started quickly, there is no need to go through all the menus on the DS1500 at this stage. The DS1500 has been configured to order specifications. Follow these step-by-step instructions below for a fast set up and quick start to measuring. -
Page 10: Setting Up Alarms
10. If alarms are to be set at this stage see Section 3 below. Setting up Alarms The DS1500 Dewpoint Hygrometer Display has 4 alarm outputs. Each alarm has a corresponding LED message in the front panel to indicate alarm status. - Page 11 DS1500 Dewpoint Hygrometer Display values defined in .. For this function, the triggering point is defined as: ( – .) • Differential High – . Deviation alarm. Alarm relay is triggered when the difference (deviation) between the Process Variable value and the reference value () is greater than the value defined in .
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Page 12: Alarm Timer
DS1500 Dewpoint Hygrometer Display Alarm Timer The alarms can be configured to perform timing functions. The configuration allows the alarm output to be delayed, or to deliver a single pulse or a train of pulses. The delay, the pulse width and the period are defined by the user. -
Page 13: Special Functions
DS1500 Dewpoint Hygrometer Display Special Functions Maximum and Minimum The digital panel meter memorizes the measured maximum and minimum values (peak and valley). These two values are shown when pressing the MAX or MIN keys. Pressing both keys simultaneously will clear the memory for a new peak and valley detection. -
Page 14: Process Variable Retransmission
DS1500 Dewpoint Hygrometer Display Process Variable Retransmission As an option, the digital panel meter can be supplied with an isolated 0-20 mA or 4-20 mA analog output for Process Variable (PV) retransmission. Available at the back panel terminals 29 and 30. When this option is available, retransmission will be always active, so that the user will not be required to turn it on or off. -
Page 15: Transmitters
The maximum size of the protective fuse is 3A and, together with the power switch, it should be easily accessible and close to the DS1500. The power switch should be marked with a label indicating it will turn OFF the voltage... -
Page 16: Electrical Connections For Wiring A 3 Wire Amt-Ex
Figure 1b – Back panel terminals 22-250 Vac/Vdc 33-31 Blue 3 Wire Isolator Green AMT-Ex PR5104 Transmitter Figures 1a and 1b shows the connections for 4-20 mA transmitter powered by the 24 V power supply of the DS1500 Dewpoint Hygrometer Display. -
Page 17: Analog Output
DS1500 Dewpoint Hygrometer Display 6.4 Analog Output The DS1500 can deliver either 0-20 mA or 4-20 mA analog output, depending on how the instrument is configured. The output is available at terminals 29 and 30. Programming the DS1500 Dewpoint Hygrometer Display 7.1 Work Level... -
Page 18: Alarm Level
DS1500 Dewpoint Hygrometer Display 7.2 Alarm Level . Alarm Function - Defines functions for the alarms 1, 2, 3 and 4, configured in Alarm Functions section on . pages 10/11 and 18 . Alarm off . Broken or Shorted Sensor ... -
Page 19: Configurational Level
DS1500 Dewpoint Hygrometer Display These functions are described in detail in the Special Function Key and Digital Input Section on page 13 section. . Digital Input Function. Defines the function for the digital input. The available functions are the same as for key: ... - Page 20 DS1500 Dewpoint Hygrometer Display It is displayed when linear input types 0-50 mV, 0-5V, 0-10 V, 0-20 mA or 4-20 mA are selected at the . prompt. ✱ = Factory Set – Do Not Adjust . ✱ Square root. This prompt is only shown when input types 0-50 mV, 0-5 V, 0-10 V, 0-20 mA or 4-20 mA are selected at the ....
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Page 21: Troubleshooting
DS1500 Dewpoint Hygrometer Display 7.5 Table – Sequence of Levels and Parameters This table shows the sequence of levels and parameters presented in the display. There are parameters that must be defined for each alarm available. Work Alarm Level Function... -
Page 22: Special Recommendations
DS1500 Dewpoint Hygrometer Display Different messages other than the ones above should be reported to the manufacturer. Please inform the serial number if this should occur. The serial number can be viewed at the display by pressing the key for about 3 seconds. -
Page 23: Rs485 Interface: Electrical Connections
DS1500 Dewpoint Hygrometer Display 9.1 RS485 Interface: Electrical Connection The RS485 signals are: Bidirectional data line Terminal 25 Inverted bidirectional Terminal 26 data line Optional connection. Terminal 27 Improves communication performance for long cable runs. 9.2 Reduced Registers Table for Serial Communication Communication Protocol The MOSBUS RTU slave is implemented. -
Page 24: Specifications
DS1500 Dewpoint Hygrometer Display 0004 Display Read: Current display value. Value Write: Current display value. Maximum range: -31000 to 31000. The range depends on the showed display. Specifications Dimensions: ..............48 x 96 x 92 mm (1/8 DIN) Weight:…………………………………………………………………………………..……………………….250 g Panel Cut-Out: ..............
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