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Unpacking 

Check your contents against your order and any packing lists. You should have: 

  DL2e fitted with any of the following options: 

 

input cards LAC1, ACD1, LFW1, DLC1 and/or ACS1 

 

case  height extensions if ordered 

  Ls2Win PC software on CD and Tutorial Kit 
  Serial cable type LRS1 for DL2e to PC communication. 
  Spares and Accessory pack 

The following optional accessories are supplied packed separately (if ordered) 

  Attenuator card type LPR1 
  Input Protection Card type LPR1V 
  Rechargeable battery pack type LBK1 
 Battery 

charger 

Many compatible sensors are available – too many to list here! 

Overview 

The DL2e can log up to 128,000 readings on up to 64 channels. It has a wide choice of 
input cards for recording DC & AC voltage, resistance, counts, frequency and status. 
The software is easy to use and supports most sensors. GSM modems and automatic 
data collection is possible from remote sites. It is battery powered, weatherproof, 
rugged and portable.  Weather station packages and evapo-transpiration software are 
available. 

battery holder 
under lid 

external power socket 

safety earth terminal 

sealed RS232 connector 

front panel 

terminal 
compartment 
cover 

 

© 2006 Delta-T Devices Ltd

 

v1.1  Page 2 

Summary of Contents for DL2e

Page 1: ...DL2e Data Logger 64 Channel Research Grade Logger with support for a comprehensive range of sensors Quick Start Guide Version 1 1 Delta T Devices Ltd ...

Page 2: ...ry pack type LBK1 Battery charger Many compatible sensors are available too many to list here Overview The DL2e can log up to 128 000 readings on up to 64 channels It has a wide choice of input cards for recording DC AC voltage resistance counts frequency and status The software is easy to use and supports most sensors GSM modems and automatic data collection is possible from remote sites It is ba...

Page 3: ...cable Cold boot Reset Stop 15 30 channel slider External power connection Power supply selection link RS232 connector Power supply links for channel 63 and 64 Ribbon cable connector blocks Terminal groups 46 60 31 45 16 30 1 15 On board thermistor switches for channel 1 Digital Channels 61 62 Warmup or Relay channels 63 64 Removable screw terminal block for channels 1 5 ...

Page 4: ...ms Dataset Viewer to inspect files containing files of logged data Dataset Import Wizard to import data into Microsoft Excel Start New DL2 Control Panel 1 Connect the DL2 to the PC s serial port using the supplied serial cable New DL2 Control Panel 2 Double click on the New DL2 Control Panel icon on your desktop 3 A DL2 Connections Properties dialog box will open Click Help for comprehensive onlin...

Page 5: ...Tutorial Kit components as shown here using the screwdriver provided 2 Plug the terminal blocks back in to the terminal panel OFF 1 2 3 Set the two slider switches UP to the ON position top right of terminal board to connect channel 1 to a thermistor on the terminal board It can be used as the cold junction reference for thermocouples 3 Set up LAC1 Input Card Open the logger and ensure that an LAC...

Page 6: ...f reports as the logger checks RAM chips installs a DEFAULT logging program and goes to sleep 5 Inspect the Sensor Readings Before logging data always check the sensors readings are OK Check readings via the DL2 keypad and LCD 1 Wait for the logger to sleep 2 Press WAKE and interrupt the General Status Report by pressing READ almost immediately General Status Report message sequence on keypad afte...

Page 7: ...supplied are 1 so readings may differ a little from the nominal values 6 Reprogram the Logger 1 On the Logger panel of the DL2 Control Panel click Retrieve to upload a copy of the existing DEFAULT program in the logger An Application Notes box also opens 2 Examine the ch 1 15 tab Each row represents a channel 3 You have to tell the logger which input card is connected to each terminal group Select...

Page 8: ...ogger 16 Check your new program name appears on the Logger panel 7 Start Logging 1 Open the DL2 Control Panel by double clicking on the My Logger icon on your desktop On the Logger panel click on Start to display the Start Logging dialog The start can be deferred until a set time or until a logic condition is met on the counter channels 61 or 62 2 Click OK to start immediately Note you can click o...

Page 9: ...settings must allow macros to run refer to Excel Help 3 Dataset Import Wizard will report that it has installed successfully and will add the Import Dataset s to the File menu 4 To Start Dataset Import Wizard Start Excel select File Import Dataset s from the menu and follow the on screen instructions 5 Look for DL2 Dataset Files of type bin hfd or dat Online Help Note that LS2Win has a detailed on...

Page 10: ...S1904 types are measured over 200 to 850 C In the 17 to 57 C range of Logger and Pt100 temperature resolution of 0 01 C and accuracy of 0 2 C are obtained AC DC INPUT CARD Each ACD1 card provides 15 measurement channels which may be individually configured for AC voltage true rms DC voltage ACD1 differential 2 or 3 wire resistance DC and resistance specifications are the same as for LAC1 VOLTAGE R...

Page 11: ...el signals Every channel can record up to 65472 counts over the logging interval RELAY OUTPUTS 2 SPDT relays for powering up sensors or for providing alarms or malfunction warnings 1A 24V rating Other Specifications PROCESSING The DL2e converts readings into engineering units using look up tables or a linear conversion y mx c User expandable OF RAW READINGS sensor library includes Delta T sensors ...

Page 12: ...esiccant Exceeding this temperature may cause the glue sealing some types of desiccant package to melt When the water has been driven off remove the capsules or bags and seal them in a plastic bag to cool down until they are ready for use Legal Notices This product uses software code It should not be used in safety critical applications or where consequential loss may occur It is the responsibilit...

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