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Portable / Laboratory Density Meter

for

Liquefied Petroleum Gases (LPG)

(DM-250.3)

Owners Manual

August 2015

Version_V2

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Summary of Contents for DM-250.3

Page 1: ...Portable Laboratory Density Meter for Liquefied Petroleum Gases LPG DM 250 3 Owners Manual August 2015 Version_V2...

Page 2: ...ion herein these changes may be incorporated in new editions of the publication Reproduction of any part of this manual without express written permission is forbidden WARRANTY LEMIS Instruments warra...

Page 3: ...7 8 Bluetooth PIN setting 15 7 9 PASSWORD setting 16 7 10 DEVICE INFO 17 8 PRINTER setting 18 9 CALIB setting 21 10 Explosion proof protection 21 11 OPERATING MODE 22 11 1 Preparations 22 11 2 Sampli...

Page 4: ...ane mixtures calculation according to ASTM D1250 and GOST28656 In addition LPGDi measures liquids with specified density range see p 4 LPGDi is designed for operation in field conditions 2 STANDARD CO...

Page 5: ...is forbidden Operator should control operating temperature and pressure If the temperature or pressure is more than specified 40o C and 16 Bar operator will reduce temperature or pressure for example...

Page 6: ...ple volume ml any more 250 Dimensions any more Density meter mm Transducer mm 245 225 120 180 85 40 Weight any more Density meter kg Transducer kg 5 5 0 7 Safety controller sensor ATEX II 2G EEx ib ia...

Page 7: ...sonance frequency measuring of the mechanical oscillating system that is immersed in liquid Temperature sensor is standard platinum thermistor Pt 1000 Electronic block transforms resonance frequency v...

Page 8: ...unit with accumulator keyboard LCD and built in Bluetooth power switch ON OFF Esc Escape Enter right cursor key 1 left cursor key 2 additional data readings display up cursor key down cursor key back...

Page 9: ...d to info travelling line www lemis process com To escape the travelling line press 6 2 The device begins testing Testing 6 3 If the clock must be reset display shows Year Month Date 2 0 0 9 J u l 2 5...

Page 10: ...ring mode Notes saved notes operational mode Battery battery state information Printer Bluetooth printer setting mode Settings settings mode Calib calibration mode NOTE to enter in MENU from the Notes...

Page 11: ...rized PC connection Password setting of the password for enter in Clear mode Device Info information about a copyright version of the device Mark the required selection with the cursor by pressing and...

Page 12: ...s setting 7 2 1 Find Temperature in the Settings menu by the aid of and keys 7 2 2 Select the suitable units by the aid of key D e n s i t y k g m 3 T e m p e r a t u r e 0 C D e n s i t y k g m 3 T e...

Page 13: ...by the aid of key and press to enter correct year month and date password required Y e a r M o n t h D a t e 2 0 0 9 A u g 1 5 Adjust the date by the aid of and press to mark next selection 7 3 4 Con...

Page 14: ...Confirm selection by pressing 7 4 4 To return in the Settings Mode press Esc twice 7 5 SHUTDOWN setting 7 5 1 Find Shutdown in the Settings menu by the aid of and keys S h u t d o w n A u t o B e e p...

Page 15: ...he Settings Mode press Esc 7 7 BLUETOOTH ON OFF setting 7 7 1 Find Bluetooth in the Settings menu by the aid of and keys B l u e t o o t h O N B l u e t o o t h P I N B l u e t o o t h O F F B l u e t...

Page 16: ...her Enter the old PIN code and press 7 8 3 After correct old PIN code was entered the access to the New PIN becomes available Enter new PIN code and press A r e Y o u s u r e y e s N o 7 8 4 To confir...

Page 17: ...moves the marker from one digit to the other Enter the old password and press 7 9 3 After correct old password was entered the access to the New value of password becomes available Enter new password...

Page 18: ...nter for printing To see printer list Battery Printer View List Add to List List 1 XXX XXXX 1 XXX XXXX is a printer name In device memory can save up to 3 printers 8 2 This item supplies with printer...

Page 19: ...ter D e l e t e P r i n t e r y e s N o To confirm deleting press to mark Yes Then press D e l e t e P r i n t e r Y e s n o Yes 8 4 Operator can add printer to printer list View List Add to List Sear...

Page 20: ...he following notice Error Already stored If this is new one Access PIN Code NOTE Please see your BT printer documentation to get the printer PIN code Enter printer PIN code Press Pairing If pairing wa...

Page 21: ...on 10 1 LPGDi series explosion safety provides Probe electronics package made with sealing The electric circuit mounting in accordance with ATEX requirements The circuit boards coating with varnish Ci...

Page 22: ...mps standard delivery or other bracketry depends on delivery Tighten all connections carefully 11 1 3 Connect the density meter to the transducer align the notch on the cable connector with notch on d...

Page 23: ...ation discard the sample Repair or replace the leaky unit hose valve or device before obtaining another sample 11 2 3 Open density meter inlet valve 11 2 4 Turn the outlet hose on the open territories...

Page 24: ...switched on a copyright version notice similar to the one below is displayed LPG Di Density Meter After 1 second the line Density Meter will be changed to info travelling line www lemis instruments co...

Page 25: ...ity calculated at 15 and 20 Press twice to see propane n butane concentration Press thrice to see real density and temperature values again D 1 5 0 5 2 6 7 D 2 0 0 5 1 6 7 Pr 83 nBut 17 30 Apr 10 12 3...

Page 26: ...essary to save sample operator should purge sampling cylinder Empting procedure contains the following operations a Close inlet valve of density meter and outlet valve of LPG source tank or sampling c...

Page 27: ...g r e s s 1 0 0 If searching was successful the measurements are displayed D 0 5572 g cm3 T 25 31 C 19 If searching was not successful the notice is displayed No Results Found 11 1 3 To see readings i...

Page 28: ...r o g r e s s 1 0 0 If searching was successful the measurements are displayed D 0 5572 g cm3 T 25 31 C 19 If searching was not successful the notice is displayed No Results Found 11 1 7 To see readi...

Page 29: ...current measurement P r i n t i n g P r e p a r e A c c e p t i n g C o n n e c t i o n P r i n t i n g If you need to print all searched measurements select Print All by the key and press 12 2 3 If...

Page 30: ...y of the transducer enter in MENU and select Clear position Measuring Notes Notes N o t e s V i e w C l e a r CLEAR 12 3 2 Access to this item may be protected by password see p 7 9 P a s s w o r d 0...

Page 31: ...e which shows the Battery State of charge D 0 5572 g cm3 T 25 31 C 19 13 1 Battery State Review There is the selection Battery in MENU which allows review of battery state 13 1 1 Enter in MENU see p 6...

Page 32: ...es The battery charging procedure 13 2 1 Switch off the device 13 2 2 Disconnect the density meter from the transducer 12 2 3 Open the lid on the low end of the unit there is the socket for the charge...

Page 33: ...chamber 1 2 times per year with cleaning agents pure spirits acetone etc subject to intensity of measuring If any liquid besides liquefied petroleum gas was measured clean measuring chamber every tim...

Page 34: ...wn standard liquids density values should be no less than 0 0001 g cm3 at temperature measured with accuracy no less than 0 1 The testing procedure by the aid of standard liquids is following a Purge...

Page 35: ...ture 16 STORAGE and TRANSPORTATION LPGDi may be kept for a long time in the special case in the following conditions ambient temperature 5 C 25 C relative humidity of air 80 the absence of acid fume a...

Page 36: ...Appendix 1 Certificate...

Page 37: ...NOTES...

Page 38: ......

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