Service Manual for Digital Manometer DTG-35
Contents
1. Service Manual for Digital Manometer DTG 35 DTG 35 1 Instructions Please read this service manual carefully before unpacking and setting the unit for operation and follow the instructions precisely as described herein These devices may only be installed used and maintained by skilled personnel who are familiar with this service manual and can observe applicable regulations regarding industrial safety and accident prevention 2 Contents 1 Instructions oo 2 2 GORE NES sierici 2 3 Regulation usage NEN alka RENT 3 4 PrinciplecofOperation 3 allea 3 5 IE CANO CK UD sata id alti 3 6 Mechanical Connection ennen ennen en nner 4 7 Electrical Connection erre nie iene iene 5 8 Function Keys ee iaia liano 6 9 Adjustments ice leda 6 10 GonroL FUNCtionsani aa 7 11 Technical Dates iaia 11 2 Maintenance salata a aaa nr enkes 11 Toa DIMENSIONS nananana RR ES 12 14 Ordering C006 ciilirirai iene 13 15 Declaration of Compliance 14 Manufactured and Marketed by DRUCK amp TEMPERATUR Leitenberger GmbH Bahnhofstr 33 72138 Kirchentellinsfurt Tel 49 7121 90920 0 Fax 49 7121 90920 99 E Mail DT Export Leitenberger de www druck temperatur de www LR Cal com Page 2 DTG 35 manual DTG 35 3 Regulation usage These units of type DTG 35 serve to measure monitor and remote transfer of pressure dependent operational processes in machines and systems T2. input EH OOO Password DHD set on 0005 factory setting Cancel P Access to further Menu Options Automatic null point setting E On confirmation automatic la amp vi P null point adjustment succeeds E Cae Password PSEL o le UH Lastseting example y la Sl Passwod change P Return to Display DTG 35 manual Page 7 DTG 35 10 2 Unit with peak value detector and unit with peak value detector analogue output P 1xP Unit Switched on come gi 2xP Unit switched off Peak value memory Last Setting Register max value Register min value Peak value detector Off Select Confirm selection and goto next Menu Option Password input PA a HEHHE Password a Set on 0005 Factory setting Cancel P Access to further Menu Options Automatic null point setting zero On confirmation automatic null point setting succeeds Password Last setting example Password change Return to Display Page 8 DTG 35 manual DTG 35 10 3 Unit with switching output relay output cons TRI 2xP Unit Switched off Password Set on 0005 factory setting Password input Access to further Menu Options Switching point Last switching point setting Set Sw point on 07 50 example Hysteresis Last setting hysteresis Example 0 02 minus 2 Digit Automatic null point adjustment zero On confirmation automatic null point setting succeeds Password Last setting example Pass
3. A wrong connection can result in the destruction of device s e lectronics Cable With relay output with analogue output No 1 2 Contact output Relay in 3 GND OV Reference 4 Analogue output 0 2Vpc 5 Contact output Relay out Plug M12x1 5 core cable View of plug contacts cable wires with numbers DTG 35 manual Page 5 DTG 35 8 Function Keys For the selection of menu options the following functions keys are available Y Next Menu Option M Previous Menu Option P 1 x operate Switch on P 2 x operate Switch off P amp Jump to Function Adjustment and Function Y Value adjustment upwards a Value adjustment downwards P Confirm input for next Menu Option MAV Reject input Return to Menu Option 9 Adjustments Possible adjustments of the device Zero point Password factory preset 0005 Peak value memory option Relay and Hysteresis option factory preset switching point on 50 of measuring range A VIN Factory presets Battery symbol on voltage under 7 V Switch off time default 0 inactive Conversion rate default 5 measurements per second Analogue output linear within measuring range option ROD Page 6 DTG 35 manual DTG 35 10 Control Functions 10 1 Standard version DTG 35 and unit with analogue output P 1xP Unit Switch on LCD Display P 2xP Unit Switch off Password
4. ce We DRUCK amp TEMPERATUR Leitenberger GmbH Germany decla re that the product Digital Manometer Type DTG 35 complies with the standards given below EN 50081 1 2 1994 03 Electromagnetic compatibility Generic emission standard EN 50082 2 1996 02 Electromagnetic compatibility Generic emission standard EN 61010 1 1994 03 Safety requirements for electrical measurement control and laboratory use Also following EWG guidelines are fulfilled VAI H Peters M Wenzel Signature Date 29 11 00 Page 14 DTG 35 manual
5. hese devices are equipped as follows e 4 digit LCD display e Three Programming keys e Process connection St Steel e Power Supply via 9V block battery e Limit relays option e Peak value memory option e Analogue output option 4 Principle of Operation A ceramic sensor picks up the pressure to be measured and sends the signal to the display via evaluation electronics Parallel to this an output is provided as analogue signal for the purpose of remote transfer of measured pressure A relay output is also made available 5 Unit Check up These devices are checked before despatch and sent away in perfect condition Should the damage to a device be visible we recommend a thorough inspection of the delivery packing In case of damage please inform your parcel service forwarding agent immediately since they are responsible for damages during transit Scope of delivery Standard scope of delivery applies on e Transmitter with display e Service manual DTG 35 manual Page 3 DTG 35 6 Mechanical Connection Page 4 Before installation e Ensure that the max pressure in your system is within the prescribed range of digital manometer The measuring range can be read from the type label of device e Make sure that the permitted max operational temperature of device is not exceeded e Ascertain that the electrical power supply to the unit is in agreement with the operational data of the uni
6. t e Please confirm that there are no parts of packing material present inside the unit Installation e Ensure that the piping has no pressure inside e The digital manometer should be mounted just like a mechanical manometer e With standard thread connection sealing is achieved by means of a suitable gasket flat seal or seal ring DIN 16 258 e While screwing in the device rotate the hexagonal screw SW 24 and not the housing e If possible please check after the mechanical installation whether the con nection joint is adequately sealed or SW 24 a poca ee Flat seal ring acc to DIN 16 258 not G1 4 10 13 0 5 18 T SY __05 5 0 2 DTG 35 manual DTG 35 7 Electrical Connection Attention Please ensure that the voltage of your power supply corresponds with the admissible voltage level for this device e Make sure that the power supply lines are not active only with option limit contacts or analogue output e Open the battery enclosure on the back side of the unit and connect the 9V block battery with the connection plug e Place the 9V block battery in the enclosure and close it with the lid e Terminate the connection wires on the plug cable as shown in the illustrati on below e Power supply conductor area of cross section min 0 5 mm Warning
7. times Dia 90 min Only factory adjustable auto off 0 inactive not recommended with analogue or switching output Zero point correction lt t25 Parts in contact with medium St Steel 1 4571 Ceramic NBR Connection G 4 Manometer Ya NPT Option Medium temperature 30 85 C Ambient temperature 0 60 C Storage temperature 30 80 C Permissible relative humidity lt 90 not condensing Protection cat IP 65 Limit value relay Option N O bistable arbitrary adjustable adjustable hysteresis Max switching power 30 V AC DC 2A Analogue output Option 0 2 VDC Load gt 100 kQ Electrical connection Plug M12 x 1 or 0 5m cable for Relay or analogue output Peak value memory Option Min or Max value Resetting via keypad 12 Maintenance In case the medium to be measured is not polluted the unit is maintenance free DTG 35 manual Page 11 DTG 35 13 Dimensions Optional PG7 LCD O74 14 51 I M12 x1 Se I I LY I 24 Rotatable Display 89 4 G1 4A a 38 Page12 O DTG manual DTG 35 14 Ordering code see datasheet DTG 35 manual Page 13 DTG 35 15 Declaration of Complian
8. word change Cancel Return to Display DTG 35 manual Page 9 DTG 35 10 4 Unit with switching relay output peak value detector P 1xP Unit Switched on corse 234 2xP Unit Switched off EJ Peak value memory P _oFF Last setting Regidter max value res vl min Register min value o F F Peak value detector Off GT TE sa abbrechen Confirm selection and goto next Menu Option Password Set on 0005 factory setting Password input PA S 5 P abbrechen Access to further Menu Options Switching point Last switching point setting Adjust switching point Hysteresis Last setting hysteresis Example 0 03 3 Digit Automatic null point adjustment zero On confirmation automatic null point setting succeeds Password Last setting example Password change Return to Display Page 10 DTG 35 manual DTG 35 11 Technical Data Nominal size 74 mm Accuracy class 0 5 Display 4 digit LCD digit height 12 7 mm Measuring range 1 0 0 1 0 1 6 0 2 5 0 4 0 6 0 10 0 16 0 25 0 40 0 60 0 100 0 160 0 250 0 400 Overload range 3 x Pn upto 40 bar 2 x Py 60 bis 250 bar 1 5 x Py ab 250 bar Power supply 9 VDC block battery Service life at conversion rate 5 s 5000 h block battery 600mAh 10000 h Lithium blockbattery 1200 mAh Conversion rate 5 per Sec standard 1 to 10 per sec Factory adjusted Automatic switch off
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