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User Manual - R. Barot & Co.
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1. 1 8 8 L JE 7 CALA 7 7777777772 6 17 S 18 72 7 e fu 5 SI No DESCRIPTION MATERIAL 1 Lock Nut 1 No Brass 2 4 2 Poppet Springq 1 No P Bronze 3 Poppet 1 No Brass 1 3 4 HD Valve Body 1 No Aluminium 5 Brass Insert 1 No Brass 6 Wiping Seal No N Rubber 7 Insert 0 Ring No N Rubber 8 Piston 0 Ring Small No N Rubber 9 Piston O Ring Big No N Rubber 10 Piston No Aluminium 11 Adaptor Plate No Aluminium 12 Coretube Subassy HD No Various 13 Plunger HD No SS 410 14 Spring Main HD No P Bronze 15 O Ring Solenoid No N Rubber 16 25 Allen Bolts No Steel V 1 4 1 8 BSP Connector 1 No Brass 18 Gasket No CAF 19 M10x1 25 Retaining Nut HD 1 No MS 20 Vent Connector Ass No Various NOTE 21 14mm Spacer 2 Nos MS 1 PRE FILTER DRAIN VALVE MODEL DP 192 and above 22 Solenoid Coll No imus 2 OIL FILTER DRAIN VALVE MODEL DP 960 and above This Document may be modified without notice 21 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series FILTER DRAIN VALVE 6 5 f Sizes in mm gt PER WN si OOO O 4 ZIA 3 ee RESA BORGIA m m 2 BORSA 900000001 SY MI M e MA Sees aR Jr A 7 o X ur LLL al ZA 9 FLOW 9 No DESCRIPTION a MATERIAL l Valvebo
2. Service mode This mode helps to test the Dryer in a short time In the dip switch switch 2 is kept in ON condition Dryer s 10 min cycle time is changed into 1 min time Each tower drying 30 secs e After completing the Tests Service amp step mode push back the Dip switch to all OFF condition This Document may be modified without notice 7 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series 3 4 How to stop the dryer 1 Various risks projection explosion noise Whenever working on the dryer 1 2 3 4 it is essential to disconnect it from the network Follow the procedure below Change the inlet 3 2 way valve to Bypass position Leave the Dryer controller in switched on condition Ensure the 2 tower pressure gauges indicate 0 kg cm2 pressure Switch off the controller 4 Maintenance Adsorption dryers are robust reliable machines To ensure uninterrupted problem free operation regularly perform the inspections below e Cycle functions normally e The silencers are not clogged e Drain valve functions proper e Regeneration is proper e Pressure drop across the dryer is not more than 0 3 kg cm2 e Repeat the Daily Monthly Quarterly and Yearly Inspections periodically as per Table 2 e Apply Grease to the piston type Exhaust valves only Table 2 Type of LED Drain Muffler Filters Inlet amp Desiccant O rings Inspection Valve
3. 1 3 2 ball valve or 2 3 2 way above DP 960 1 Pre filter with drain valve 1 oil filter with drain valve 1 After filter 1 4 Adsorbant material The desiccant takes the form of highly porous particles with surfaces which are able to retain adsorb the water vapour present in the compressed air drying phase and restore it when the air is at atmospheric pressure regeneration phase The desiccant used is activated alumina Al 0 1 5 Operating Principle Moist Air from the compressor enters into the Pre filter through the inlet valve water and oil coalesces here The condensate is drained by Drain valve Then it passes through the Oil filter oil vapour condenses here The condensate is drained by the Drain valve In the drying tower Alumina adsorbs the water vapour present in air and drops the dewpoint to lesser than 40 C Fine Alumina fines are removed in the After filter rating 5 microns Clean air is let out through the outlet port The two towers operate alternately in the drying and regeneration phases Regeneration in one tower results from the expansion to atmospheric pressure of part of the compressed air in the other Under nominal conditions service pressure of 7 bar 10 of the nominal flow is used for regeneration The regeneration phase is shorter than the drying phase in order to allow the regenerated tower to return This Document may be modified without notice 3 reproduction even partial forbidden without
4. 0 Ring Piston Small End 31623 31623 31790 4 0 Ring Guide Bush Inner 31540 31540 31540 5 U Ring 31488 31488 31488 6 Signal Stem 32008 32019 32026 7 31869 31869 31869 8 Soc HD Cap Screw 30055 M8x35 30055 M10x35 30055 M10x35 9 Spring Washer 30003 M8 30006 M10 30006 M10 20 Nut Hexagon 30019 M8 30019 M8 30021 M10 21 Nylon Lock Nut 30053 M8 30053 M8 30054 M10 This Document may be modified without notice 19 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series TOWER EXHAUST VALVE NO 5 TOP HOUSING 4 DISC PERFORATED 7 2 N NON LS NIMS ye 3 SCREW amp LOCK WASHER 2 DIAPHRAGM 1 BOTTOM HOUSING SV TH SIZE yee 20 Reference Manual Version 2 Sl No DESCRIPTION THREAD ORDERING CODE SIZE 1 2 3 4 5 1 24 72 Yo BSP 31683 31679 30037 31678 31681 2 96 144 34 BSP 31694 31689 30038 31692 31692 3 192 384 1 BSP 31698 31701 30039 31700 316 4 480 1920 1 BSP 31698 31701 30039 31700 31696 N rnprnr FILTER DRAIN VALVE 19 20 Sizes 2 21 NINN 1 2 ALY 22 NA EN 7 Ox pO 14 es ZA eus 15 ESS etta 11 16 est 10 zi 9 FID
5. After Air Receiver b Inlet Air Normal High Temperature Side clearance Yes No provided d Power Grounded Yes No e Air Flow Outlet Normal Faulty f Change over Normal Faulty sequence g Change over Normal Faulty sequence 2 COMMISSIONING Installation Commissioning LED Glowing Tower 1 and 2 Drying Depressurizing Regeneration Purge Economiser Yes No 40 60 80 100 Filter Drain Valves Date of completion Date of completion Comments Customer Signature amp Name of Installation Engineer Customer s installing Engineer Signature amp Seal Signature amp Seal N rnprnr INSTALLATION amp COMMISSIONING REPORT HEATLESS DESICCANT DRYER Customer Contact person Designation Please add any comments or remarks here found while unpacking 1 INSTALLATION a Installation at Before After Air Receiver b Inlet Air Normal High Temperature Side clearance Yes No provided d Power Grounded Yes No e Air Flow Outlet Normal Faulty f Change over Normal Faulty sequence g Change over Normal Faulty sequence 2 COMMISSIONING Installation Commissioning LED Glowing Tower 1 and 2 Drying Depressurizing Regeneration Purge Economiser Yes No 40 60 80 100 Filter Drain Valves Date of completion Date of completion Comments Customer Signature
6. Exhaust Gaskets Pre Oil After Valve Timings D D D Function D D Choke Q Replace Y H Y 2YorR YorR Cleaning 1 Q H Quality check 2Y Y D Daily M Monthly Q Yearly H Yearly Y Yearly 2Y Two yearly R As required 8 Reference Manual Version 2 N rnprnr 4 1 Changing the Pre filter Oil filter and after filler element O N AS ON Various risks projection noise This operation should be performed by professionals of adsorption dryers During the entire operation the compressor and the dryer must be shut down It is obligatory for all personnel who are in the presence of the desiccant to wear dust masks Stop the dryer Loosen the Bolts and nuts of Filter housing Remove the lock nut of solenoid coil in Drain valve assembly for pre and oil filter only Remove the coil and remove the bottom housing without damaging the Drain valve Unscrew the Filter element Replace the old gasket with new one Screw the new filter element ensure that the joint is leak proof Refit the bottom housing of the filter Refit the drain valve assembly and solenoid coil for pre and oil filter only Ensure the joints are leak proof Start the machine 4 2 Changing the Desiccant N DOO BWP Various risks projection nois
7. amp Name of Installation Engineer Customer s installing Engineer Signature amp Seal Signature amp Seal TRIDENT PNEUMATICS PVT LTD 5 232 K N G Pudur Road Somaiyampalayam P 0 Coimbatore 641 108 India Ph 91 422 2400492 Fax 91 422 2401376 e mail sales tridentpneumatics com Website www tridentpneumatics com
8. 32025 9 Poppet Moulded 31788 10 Spring Comp 31815 11 0 Ring Piston 31513 12 O Ring Guide Bush Outer 31546 13 O Ring Stem 31790 14 O Ring Guide Bush Inner 31540 15 U Ring 31488 16 Signal Stem 32026 17 Cap 31869 18 Soc HD Cap Screw 30055 M10x35 19 Spring Washer 30006 M10 20 Nut Hexagon 30021 M10 21 Nylon Lock Nut 30054 M10 18 Reference Manual Version 2 N rnprnr TOWER EXHAUST VALVE NC 17 Sizes in mm 2 15 SS PRE PR 19 NV 9 6 24 FOR 2 19 Ne m Ne Ne ENI me NNT ff BN 4 Y AN Ri Di ANN n aN YY Nm 47 2 5 33 FOR 1 yr 694 5 55 FOR 1 1 25 2 12 N N i 1 379 x 3 53 x FOR 1 ur dion y as 7 12 3 53 FOR 2 9 21 FLOW 2 Sl No Port amp P2 Sizes 34 BSP 1 BSP 1 BSP 2 BSP Assy Blow Down Valve 32033 32036 32037 32038 1 Housing Valve 32011 32012 32013 32014 2 Plug Machined 32039 31663 31785 3 Rod Actuating 32010 32020 32027 4 Cover Valve 32003 32017 32023 5 Piston Machined 32002 31661 32022 6 Guide Bush 32004 32018 32024 T Washer Machined 31974 31974 32025 8 Washer Machined Il 32005 32005 32025 9 Poppet Moulded 32007 31666 31788 0 Spring Comp 31808 31810 31815 1 O Ring Piston 31604 31643 31513 2 0 Ring Guide Bush Outer 31044 31066 31546 3
9. LINE S No DESCRIPTION QTY UNIT S No DESCRIPTION QTY UNIT 1 3 2 Way Ball Valve 1 No 11 After Filter 1 No 2 Pre Filter 1 No 12 Muffler 2 Nos 3 Filter Drain Valve Pre Filter 1 No 13 Regeneration Nozzle 1 No 4 Inlet Flow Control Valve 3 2 Way 1 No 14 Oil Filter 1 No 5 Non Return Valve 3 Nos 15 Filter Drain Valve Oil filter 1 No 6 Exhaust Valve 2 2 way N 0 2 Nos 16 Controller Not shown 1 No 7 Solenoid Valve N 0 2 Nos 17 Filter Drain Valve After filter 1 No 8 Pressure Gauge 0 21Bar 2 2 Dial 2 Nos 9 Solenoid Valve N 0 1 No 10 Pressure Relief Valve 1 No This Document may be modified without notice 15 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series WIRING DIAGRAM L SWI F1 CONTROLLER 2 30v AC 1 Ph 50H z n Z S No DESCRIPTION TAG No MAKE 1 POWER ON OFF SWITCH SW 1 ELCOM EQ 2 GLASS FUSE 2 Amps 05 FI ELCOM EQ 3 SOLENOID COIL H E G K TRIDENT JANATICS EQ 4 CONTROLLER TRIDENT 16 Reference Manual Version 2 Wrripent CONTROLLER SCHEMATIC LAYOUT HEAT SINK MIMIC DISPLAY 6v REGULATOR TRANSFORMER SECONDARY 9 0 9v AC TRANSFORMER PRIMARY DATASWITCH FOR 23W STEPMODE TESTING POWER ON OFF SWITCH DP SWITCH TOWER LED TRANSFORMER ALARM
10. POTENTIAL FREE CONTACTOR 2AMPS 05 20 GLASS DINCONNECTOR MER 209 TOLERANCE CLASS GENERAL TOLERANCE FOR LINEAR DIMENSIONS 1S2102 1993 DESCRIPTION 0 5 7 31 121 401 1001 2001 6 30 120 400 1000 2000 4000 MEDIUM 0 1 402 403 05 08 12 2 This Document may be modified without notice 17 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series INLET FLOW CONTROL VALVE Sizes in mm a SPRING COMP JA 1 SIGNAL STEM AT ING 2 0 RING STEM 6 SOC HD CAP SCREW NS SSS 7 6 24 FOR 1 amp 1 1 2 24 9 6 24 FOR 2 SPRING WASHER N NS 2 WASHER MACHINED S NS COVER VALVE AIG I AW NS NUT HEXAGON 7 PX AR Suis 672 535 FOR z SUS DSL s 2 WASHER MACHINED 1 22 ss N 694 5 35 FOR 1 1 2 PISTON MACHINED qu 2 RING GUIDE BUSH OUTER O RING GUIDE BUSH INNER 37 9 x 353 x FOR 1 12 3 24 55 6 5 55 FOR 1 1 2 U RING GUIDE BUSH ROD ACTUATOR HOUSING VALVE POPPET MOULDED NYLON LOCK NUT S No DESCRIPTION Drg No PLUG MACHINED 1 Housing Valve 32014 2 Plug Machined 31785 3 Rod Actuating 32027 4 Cover Valve 32023 5 Piston Machined 32022 6 Guide Bush 32024 7 Washer Machined 32025 8 Washer Machined Il
11. cl cl l l ca 6 Repair work Controller PCB assembly Transformer kit Filter drain valve coil A The repair operations described in this section should be performed only by qualified persons in electro pneumatic systems installation Problem Cause 1 No LED display in the controller e Fuse blown e e PCB problem e 2 Very high Purge Loss during Regeneration 2 1 Tower 1 e Inlet valve exhaust e port may be choked e Plunger and Spring of Inlet valve solenoid valve may be damaged e Piston stuck in inlet e valve e Tower 1 non return e valve may not be closing properly 10 Reference Manual Version 2 Solution One of the coil may be shorting Change Controller PCB Clean the choked port Clean the damaged parts Service valve or replace Service valve or replace 2 2 Tower 2 Power may not be coming to the inlet valve Inlet valve Solenoid coil may be Open Solenoid valve in out ports may be choked Tower 2 non return valve may not be closng properly 3 During regeneration pressure not coming to zero in corresponding tower e 4 Continuous Air loss through Exhaust valve even after Controller in OFF condition 4 1 For Diaphragm type exhaust valve 4 2 For Piston type exhaust valve 5 Water at the outlet This Document may be modified without notice Muffler choke Exhaust valve Din connection may be loose Exhaust valve may be choked Pressure gauge error Soleno
12. compressed air flow treatment Rigid and easy to maintain each dryer is equipped with a pre filter 25micron to protect the desiccant from the variety of air compressed pollutant and with after filters to avoid fine desiccant powders at the outlet 1 1 Design DP series heat free regenerating adsorption dryers make it possible to eliminate any water vapour remaining in the compressed air at the outlet of the compressor final condenser assembly The dryers have been designed under nominal standard conditions in order to obtain a dew point at atmospheric pressure of 40 C 1 2 Specifications Operational Data Constructional Data Inlet Air Model End Connections Condition Free of dirt oil and corrosive Substances DP 72 U BSP Temperature Max 40 C Humidity Saturated at specified DP 96 to condition DP 288 1 BSP Outlet Air DP 384 1 BSP Pre Filter rating 25 Microns After Filter rating 5 Microns DP 480 to 2 NB ANSI B DP 960 16 5 CL150 Oil Adsrober rating 1 PPM Atm Dew point Better than 40 C DP 1440 to 3 NB ANSI B DP 1920 16 5 CI 150 Control Voltage 230 VAC 10 50 Hz Reference Manual Version 2 Woripent 1 3 Description The dryer consists of 2 Adsorbent towers filled with desiccant 1 Inlet valve or 2 Nos above DP1440 2 Exhaust valve 3 solenoid valves 2 exhaust silencers 1 regeneration nozzle 1 electronic control panel 3 Non return valve or 2 Non return valve above DP960 2 Pressure gauge
13. single phase 50 Hz grounded power supply The electrical connecting is done by the DIN connector located on the front face of the dryer Risk of electrical shock When connecting the machine cut off the power at the connecting point 2 4 Running the Installation Various risks explosion projection noise Do not pressurise until the installation procedure has been completed The Bypass valve must be closed and the inlet air to be bypassed from the Dryer Check the pressure in the tower and no deflection in the pressure gauge to be observed Switch on the Dryer and check the LED timings Open slowly the inlet 3 2 way valve and check the pressure on the dryer s pressure gauge Avoid any sudden variation in pressure as this may damage the dryer Slowly open the upstream valve and check the pressure at the dryer s pressure gauge Check the inlet flow and machine utilization and select the purge economizer ona Aa MN Check the timings as per the chart given in 3 3 operating cycle time 3 1 Operator Only a minimum level of experience in handling compressed air is necessary to operate a Series DP dryer Pressure in kg cm unit Flow in m hr unit Dew points in C unit e e e e Components of a fluid network compressor valves drains taps pressure gauges filters tanks 6 Reference Manual Version 2 N rnprnr 3 2 Control panel The control panel presents all the instruments necessary to contr
14. SOR ADV J R pad UJ 1 2 25 5 TSS b Fa S ADV KA EDV HD1 1 yd i e l x lt ig DA 1 AFTERCOOLER MAY BE AIRCOOLED OR WATERCDOLED Install the dryer in a closed clean dry room protected Access to the room should be restricted to personnel qualified in unit maintenance and operation The room must be adequately ventilated The dryer must not be directly exposed to sources of heat The temperature of the room must not exceed 43 C Make sure that the dryer is not near any equipment which does not comply with the electromagnetic compatibility directives and which may degrade dryer operation There must be a minimum distance of 1 m between the dryer and any other equipment which uses electricity ducts Fix the anchor points if it s necessary Ensure that the dryer is installed in vertical position No bypass valve is required since the dryer itself is provided with the bypass system Connect the compressed air for processing to the dryer inlet pre filter connection with strain free This Document may be modified without notice 5 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series 7 Connect the processed compressed air to the dryer output with strain free ducts 8 Check that all the connectors are airtight and that the fixings are tight 2 3 Electrical connections Connect the electrical power cable to a 220 240 V
15. STRIDENT Installation Operation Series DP Maintenance WE REDEFINE COMPRESSED AIR TREATMENT SYSTEMS 1 1 1 2 1 3 1 4 1 5 1 6 2 1 2 2 2 3 2 4 3 1 3 2 3 3 3 4 4 1 4 2 6 1 6 2 6 3 6 4 6 5 6 6 6 7 N rnprnr Contents Introduction Design Specifications Description Adsorbant Material Operating Principles Safety Installation Storage Installation site and connections Electrical connections Running the Installation Operation Operator Control panel Operating cycle time How to stop the dryer Maintenance Changing the pre oil and after filter element Changing the desiccant Changing the desiccant Repair work LEDs not glowing Tower status led not changing LEDs status changes but tower not switching No purging Continuous purging at tower 1 High purge loss High pressure drop across dryer Commissioning Report This Document may be modified without notice reproduction even partial forbidden without written Authentication oOo N co CO S INSTRUCTION MANUAL DP Series READ THIS MANUAL CAREFULLY BEFORE INSTALLING OR OPERATING THE EQUIPMENT These symbols warn you of any dangers and the measures to be taken to prevent them The most important points for the correct operation of your dryer are printed in bold type 1 Introduction DP series is a heatless adsorption air dryer range especially made for higher
16. dy EDV 1 M c ing 1 No Various 2 0 Ring Solenoid 1 No N Rubber 3 Coretube Subassy Reg 1 No Various 4 Plunger Assy Reg 1 No Various 5 Spring Main Reg 1 No SS 6 MIO x 1 25 Retaining Nut No M S 7 14mm Spacer 1 No MS NOTE 8 Solenoid Coil with Cup 1 No Various 1 PRE FILTER DRAIN VALVE MODEL DP 72 144 Drain Plug Tio Various 2 OIL FILTER DRAIN VALVE MODEL DP 72 768 I Strainer Asy Y No Various 22 Reference Manual Version 2 Woripent Products of Trident Pneumatics Pvt Ltd are guaranteed to be free from defects in materials and workmanship when installed and operated in accordance with the instructions outlined in the Instruction Manual Trident Pneumatics Pvt Ltd s obligation under this warranty shall be limited to repair or replacement at the discretion of Trident of defective goods returned to Trident s plant within one 1 year from the date of commissioning Product Model Serial No Quality Assurance Dept Trident Pneumatics Pvt Ltd 5 232 K N G Pudur Road Somayampalayam Coimbatore 641 108 Ph 0422 2400492 2401373 Fax 0422 2401376 e mail sales tridentpneumatics com Website www tridentpneumatics com N rnprnr INSTALLATION amp COMMISSIONING REPORT HEATLESS DESICCANT DRYER Customer Contact person Designation Please add any comments or remarks here found while unpacking 1 INSTALLATION a Installation at Before
17. e This operation should be performed by professionals of adsorption dryers During the entire operation the compressor and the dryer must be shut down It is obligatory for all personnel who are in the presence of the desiccant to wear dust masks Stop the Dryer Remove the top desiccant inlet port closing plug Remove the bottom port plug of one tower and collect the desiccant in the bin Ensure there is no old desiccant in the tower Similarly remove the desiccant from the other tower Close the bottom ports with the plugs ensure that there is no leakage Fill the new desiccant through the top port Refit the top plug ensure there is no leakage through the plugs To get the right quantity of desiccant for replacement inform the Dryer model no and serial no to trident This Document may be modified without notice 9 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series 5 Recommended spares list for 2 years Mechanical spares Electrical spares Inlet Flow control valve spare kit Tower 1 Exhaust valve Tower 2 Exhaust valve Non Return valve spare kit Pre filter drain valve spare kit Oil filter drain valve spare kit Oil Adsrober element Pre filter element After filter element Muffler Solenoid valve NO Solenoid valve NC Fuse pack Solenoid coil O amp 0 ao ogo o D 2 SS pil lh wm A ON wo
18. filter 1 No 8 DP 576 AD078 2 8 Pressure Gauge 0 21 Bar 2 Dial 2 Nos 9 DP768 0505 2 9 Solenoid Valve N 0 1 No 10 Pressure Relief Valve 1 No This Document may be modified without notice 13 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series P amp DIAGRAM DP 960 DESICCANT TOWER OMPRESSED AIR PLOT FOR PRE FILTER AIR LINE VE BYPASS LINE PILOT LINE S No DESCRIPTION QTY UNIT S No DESCRIPTION QTY UNIT 1 3 2 Way Ball Valve 1 No 11 After Filter 1 No 2 Pre Filter 1 No 12 Muffler 2 Nos 3 Filter Drain Valve Pre Filter 1 No 13 Regeneration Nozzle 1 No 4 Inlet Flow Control Valve 3 2 Way 1 No 14 Oil Filter 1 No 5 Non Return Valve 3 Nos 15 Filter Drain Valve Oil filter 1 No 6 Exhaust Valve 2 2 way N 0 2 Nos 16 Controller Not shown 1 No 7 Solenoid Valve N 0 2 Nos 17 Filter Drain Valve After filter 1 No 8 Pressure Gauge 0 21Bar 2 72 Dial 2 Nos 9 Solenoid Valve N 0 1 No 10 Pressure Relief Valve 1 No 14 Reference Manual Version 2 N rnprnr P amp I DIAGRAM DP 1440 DP 1920 DESICCANT TOWER COMPRESSED AIR PRE FILTER lt 7 AR LINE DRAIN VALVE BYPASS LINE PILOT
19. id valve in out Port may be choked Diaphragm may be damaged Solenoid valve exhaust may be choked Solenoid valve plunger or spring may be damaged Exhaust valve piston stuck or poppet assembly damaged Inlet Bypass ball valve may be partially open in bypass Improper selection of purge economiser N rnprnr Check controller correct the loose connections Change the Solenoid coil Clean the choked port Service valve or replace Clean the Muffler Correct the loose connection Clean the Exhaust valve Replace the gauge Clen the choked port Change Diaphragm Clean the choked port Service or replace the damaged parts Service or replace the damaged parts Open the valve completely in inlet position Select Purge properly 11 reproduction even partial forbidden without written Authentication INSTRUCTION MANUAL DP Series 6 Filter Drain valve always open 6 1 For Piston type 6 2 For Strainer type 7 Filter drain valve not opening 7 4 For Piston type 7 2 For Strainer type e Inlet air oil level may be more than 5 ppm or temperature my be very high lt 500C e Cycle may not be changing e Muffler may be choked e Exhaust may not take place during regeneration e Drain valve does not function e Piston stuck e Core tube exhaust port may be choked e Plunger spring or Main spring may be damaged e Popper assembly or Poppet spring may be damaged e Plunger spring or Main spring ma
20. ol and regulate the dryer see appendix A schematic diagram Two LEDs indicating the pre filter and oil filter drain operation K Six LEDs indicating the inlet and regeneration valve position and Tower status Cycle failure indicator LED Purge Economiser selection LED 3 3 Operating cycle time Regeneration cycle occurs every 5 mins During this cycle air is depressurized in the tower Sudden depressurisation brings the water molecules trapped in the desiccant pores to the surface Dry air purged over the desiccant removes the water molecules Repressurising cycle To prevent Dryer from pressure spike Regenerated tower is pressurized before it starts to drying cycle Purge Economiser It reduces the purge loss proportionate to the usage of compressed air Select the Purge Economiser switch 40 60 80 or 100 according to air source delivery and usage Select the nearest higher setting if the User percentage comes in between Purge Economiser Vs Cycle time Out of 5 mins EcoOnomiser Regeneration Repressurisation 1 min 36 secs 3 min 24 secs 2 min 24 secs 2 min 36 secs 3 min 12 secs 1 min 48 secs 4 min 1 min Pre and Oil filter drain valves open at 9 min 30 secs for 4 secs Step Mode This mode helps for individual checking of exhaust and inlet flow valves In the dip switch switch 1 is kept in ON condition When the data switch is selected each valve energises indicated by the corresponding LEDs in the display board
21. ulated all the pollutants present in the compressed air Use a non polluting method of disposal 2 Installation Various risks crushing explosion projection noise The installation operations described in this chapter should be performed by personnel qualified in the installation of electro pneumatic systems Follow the procedure described below with care in order to prevent exposing personnel to danger 2 1 STORAGE If your dryer is about to be stored during a long time before installation and use take care to the following instructions e f possible let the dryer in its original packing In particular products fitted with marine packing with plastic film and desiccant 4 Reference Manual Version 2 Woripent Check that air inlet and outlet are correctly blocked in order to protect the desiccant against humidity and dust Check that the machine is correctly protected from atmospheric dust or water Check that the store is frost protected Make sure to archive correctly the attached documents 2 2 Installation site and connections Aa O RIDENT DRYER UNIT DI BYPASS LINE ES AIR LINE J 9 I gt lt All VER 2 J NATER QU o z VAT T N COALESCING WATER IN MOISTURE FILTER aan TES ir f SEPARATOR TO D 0 P a i Z x W W CN gt E x N Lisa Hi rx T E i B R E AIR COMPRES
22. written Authentication INSTRUCTION MANUAL DP Series to service pressure before a new cycle starts The dryer is equipped with a two pressure gauge in each tower in order to measure the operating pressure of the tower 1 6 Safety Pressurised tanks may explode if used improperly It is therefore essential to 1 locate any equipment which contains one or more of such tanks in such a way that the risks relating to incorrect use are reduced to the absolute minimum The person responsible for the stuff who is going to install operate and maintain the machines described in this manual must make sure that they have read and understood these instructions In particular we draw your attention to the safety procedures which are described in this manual and which must be scrupulously adhered to Observing these measures will allow you to install operate and maintain your dryer without risk DP Series dryers are intended for the drying of compressed air Under no circumstances should they be used to dry other gases before Trident has performed a preliminary study and provided special instructions The desiccants used are not noxious However they may cause respiratory problems if they are inhaled in dust form The use of a dust mask is sufficient to protect personnel If dispersed in the environment desiccants may represent a source of pollution the consequences of which are uncontrollable By the end of its lifetime the desiccant will have accum
23. y be damaged e Pilot air nozzle may be choked e Coil may be open e Nozzle may be choked e Strainer may be choked e Coil may be open Reference Manual Version 2 e Place a Trident oil filter or pre cooler to control the oil level and temperature Change Controller Clean or change Muffler Service the valves Service the valves Service the valve Clean the choked port Service or replace the damaged parts Service or replace the damaged parts Service or replace the damaged parts Clean nozzle Replace coil Clean nozzle Clen the choked parts Replace coil N rnprnr P amp I DIAGRAM DP 72 DP 768 BYPASS LINE PILOT LINE S No MODEL DWG No PIPE SIZE S No DESCRIPTION QTY UNIT S No DESCRIPTION QTY UNIT 1 DP72 AD073 1 3 2 Way Ball Valve 1 No 11 After Filter 1 No 2 DP 96 ADO7I 1 2 Pre Filter 1 No 12 Muffler 2 Nos 3 DP144 AD074 1 3 Filter Drain Valve Pre Filter 1 No 13 Regeneration Nozzle 1 No 4 DP 192 0075 lE 4 Inlet Flow Control Valve 3 2 way 1 No 14 Oil Filter 1 No 5 DP 288 AD076 i 5 Non Return Valve 3 Nos 15 Filter Drain Valve Oil filter 1 No 6 DP384 ADO72 1 6 Exhaust Valve 2 2 Way N 0 2 Nos 16 Controller Not shown 1 No 7 DP 480 AD077 2 7 Solenoid Valve N 0 2 Nos 17 Filter Drain Valve After
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