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De Nora Capital Controls 71V3B Series, Instruction Manual

The De Nora Capital Controls 71V3B Series is a state-of-the-art system utilized for effective capital control. To ensure seamless operation, it is essential to refer to the comprehensive Instruction Manual. Download this complete manual from our website for free, enabling you to maximize the potential of your equipment effortlessly.

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115.6031.0 

- 4 - 

4 MAINTENANCE ............................................................................................................................................................... 33

5 

SULFUR DIOXIDE APPLICATIONS .................................................................................................................................. 40

 

 

Certificate of Conformity ............................................................................................................................................... 43

 FIGURES 

 

1 

Sectional Diagram ....................................................................................................................................................................................... 9 

 

2 

Typical Installation ....................................................................................................................................................................................16 

 

3 

Water Supply Piping .................................................................................................................................................................................16

 

4 

Outline & Mounting Dimensions, 12 kW & 15 kW Heaters .........................................................................................................17 

 

5 

Outline & Mounting Dimensions, 18 kW Heater ............................................................................................................................18 

 

6 

Interconnection & Wiring Diagrams for Vaporizers with Integral Magnetic Heater 

 

 

Contactor and LOVE Controller   ..........................................................................................................................................................19 

 

7 

Interconnection & Wiring Diagram for Vaporizers with Remote Magnetic Heater 

 

 

Contactor and LOVE Controller ............................................................................................................................................................20

 

8 

Interconnection & Wiring Diagram for Vaporizers with Integral Magnetic Heater 

 

 

Contactor & Water Level Control and LOVE Controller  ...............................................................................................................21

 

9 

Typical Interconnection Wiring Diagrams for Vaporizers with Remote Magnetic 

 

 

Heater Contactor & Water Level Control and LOVE Controller..................................................................................................22

 

10 

Temperature Controller Controls & Indicators (LOVE Controller) ............................................................................................26 

 

11 

Controller Operation Label ....................................................................................................................................................................29 

 

12 

Chlorine: Temperature - Pressure Relationship ..............................................................................................................................37 

 

13 

Sulfur Dioxide: Temperature - Pressure Relationship ...................................................................................................................38 

 

14 

Ammonia: Temperature - Pressure Relationship ............................................................................................................................39

Summary of Contents for Capital Controls 71V3B Series

Page 1: ... 1 115 6031 0 Instruction Manual Series 71V3B Electrically Heated Vaporizer CAPITAL CONTROLS ...

Page 2: ...n to instruction operating manuals all instructions given on labels or attached tags should be followed Regardless of these efforts it is not possible to eliminate all hazards from the equipment or foresee every possible hazard that may occur It is the responsibility of the installer to ensure that the recom mended installation instructions are followed It is the responsibility of the user to ensu...

Page 3: ...lly Operated Pressure Reducing and Shut Off Valve 12 1 3 3 3 Vent Blow Off Valve 13 1 3 3 4 Cathodic Protection 13 1 3 4 Optional Accessories 13 1 3 4 1 Water Level Control Switch 13 2 INSTALLATION 14 2 1 Electrical Interconnections 15 2 2 Heater Connections 15 3 OPERATION 23 3 1 Checking Out the Gas Dispenser s 23 3 2 Filling the Water Chamber 23 3 3 Electrical 24 3 4 Checking for Leaks and Placi...

Page 4: ...ing Diagram for Vaporizers with Remote Magnetic Heater Contactor and LOVE Controller 20 8 Interconnection Wiring Diagram for Vaporizers with Integral Magnetic Heater Contactor Water Level Control and LOVE Controller 21 9 Typical Interconnection Wiring Diagrams for Vaporizers with Remote Magnetic Heater Contactor Water Level Control and LOVE Controller 22 10 Temperature Controller Controls Indicato...

Page 5: ...ndling a gas different from which it has been purchased Modifying any of the factory programmed operating functions from their factory pre set settings may result in improper and or unsafe operation of the Vaporizer Do not install a valve between the gas discharge of the Vaporizer and the pressure relief valve ELECTRICAL SHOCK HAZARD AC powered electrical equipment presents a potential shock hazar...

Page 6: ...painted with a high performance epoxy paint The corrosion protection provided by this finish is only effective if the finish is unbroken It is the users responsibility to touch up any damage that has occurred to the finish during shipping or installation of the product Special attention must be given to meter flange bolting pipe mounting of electronics conduit entries and covers that are removed t...

Page 7: ...a superheated gaseous state The Vaporizer consist of a vaporizing chamber housed within a self standing vented water chamber heated by an integrally mounted electric immersion heater The Vaporizers are equipped with controls and gauges to provide safe operation under normal conditions and close supervision Functionally liquid chemical from the supply system is directed into the bottom of the vapor...

Page 8: ...6000 lb day 120 kg h 11 Sulfur Dioxide 75000 lb day 150 kg h 12 Sulfur Dioxide 5900 lb day 115 kg h 13 Sulfur Dioxide 4500 lb day 90 kg h 21 Ammonia 2500 lb day 50 kg h 22 Ammonia 2000 lb day 40 kg h 23 Ammonia 1500 lb day 30 kg h Control Voltage 01 120 Vac 02 220 240 Vac Heater Voltage Magnetic Contactor A0 UW Voltage Phase Mounting Nema Rating XX Contactor supplied by Others Water Level Control ...

Page 9: ... 9 115 6031 0 Figure 1 Sectional Diagram ...

Page 10: ...tically regulating the level of liquid chemical in the chamber to increase and decrease the liquid contact area and hence the rate of evaporation in accordance with the demands of the overall system b Superheat Baffle The superheat baffle which extends a short distance downward from the top of the chamber serves to force the gas to travel along the hot wall of the chamber as it passes from the sur...

Page 11: ...it s use on the Vaporizer More detailed information is provided in a document supplied separately with this equipment For proper operation of the controller and familiarity with the controls in the event of loss of the factory programmed functions refer to the LOVE 16C Controller Instruction Manual included with this equipment 1 3 2 7 Controller Pre Programmed Configuration The controller is facto...

Page 12: ...tout encloses and protects the panel mounted gauges and controls 1 3 3 Auxiliary Components 1 3 3 1 Pressure Relief Valve The ASME Boiler and Pressure Vessel Code requires a pressure relief valve on each Vaporizer This component is mandatory on all systems and is available from De Nora Water Technologies The pressure relief valve serves to automatically relieve excess gas pressure which would othe...

Page 13: ...rature control panel comes on at start up it is an indication that there is a problem with the conductivity of the water and that the 50mA protective current cannot be maintained by the cathodic protection circuitry Should this occur the conductivity of the water must then be increased by adding Sodium Sulfate or Magnesium Sulfate Epsom Salts through the electrolyte addition port until the red ind...

Page 14: ...inch diameter holes are provided at the corners of the water jacket base plate for mounting bolts or studs Studs if used should project 1 3 8 inch above the mounting surface Pipe the liquid chemical inlet and gas outlet connections as illustrated in Figure 2 and construct the water supply drain and overflow piping in accordance with the information provided in Figure 3 Piping is supplied by the us...

Page 15: ...d over their outlets to prevent the entrance of insects 2 1 Electrical Interconnections Control circuit protection provided by user shall not exceed 15 amperes Information pertaining to the wiring interconnections that must be made to the terminal strip in the control circuit connection box is provided on the Wiring Diagram s furnished with these instructions The Wiring Diagrams shown in Figures 6...

Page 16: ...NTIRE LENGTH 5 AIR PADDING AT SOURCE REQUIRED IF TEMPERATURE OF SUPPLY IS EXPECTED TO FALL BELOW SPECIFIED MINIMUM PADDING TO BE 40 PSIG MINIMUM FOR CHLORINE 50 PSIG MINIMUM FOR AMMONIA AND 35 PSIG MINIMUM FOR SULFUR DIOXIDE 100 PSIG MAXIMUM ALL INSTANCES SEE CHLORINE INSTITUTE 6 REQUIRED TO PERMIT REMOVAL OF VAPORIZING CHAMBER FOR CLEANING AND INSPECTION 7 LINE SIZE BASED ON MANUFACTURERS RECOMME...

Page 17: ... 17 115 6031 0 Figure 4 Outline Mounting Dimensions 12 kW 15 kW Heaters ...

Page 18: ...115 6031 0 18 Figure 5 Outline Mounting Dimensions 18 kW Heater ...

Page 19: ... 19 115 6031 0 Figure 6 Interconnection Wiring Diagrams for Vaporizers with Integral Magnetic Heater Contactor and LOVE Controller ...

Page 20: ...115 6031 0 20 Figure 7 Interconnection Wiring Diagram for Vaporizers with Remote Magnetic Heater Contactor and LOVE Controller ...

Page 21: ... 21 115 6031 0 Figure 8 Interconnection Wiring Diagram for Vaporizers with Integral Magnetic Heater Contactor Water Level Control and LOVE Controller ...

Page 22: ...115 6031 0 22 Figure 9 Typical Interconnection Wiring Diagrams for Vaporizers with Remote Magnetic Heater Contactor Water Level Control and LOVE Controller ...

Page 23: ... to ensure that the Dispenser s operates as required and directed in the subsequent steps of this procedure 2 Use dry air 40 F Dew point instead of Chlorine Sulfur Dioxide or Ammonia gas to verify that the gas dispenser is operating properly Refer to the Gas Dispenser s Instruction Bulletin for the proper method CAUTION Chlorine or Sulfur Dioxide will combine with water even the moisture in air to...

Page 24: ...r s including the valve in the by pass line around the electrically operated pressure reducing and shut off valve to provide a path around the de energized normally closed valve CAUTION Do not open the header valve closest to the chemical supply WARNING BREAKAGE OF A CHEMICAL PIPE VALVE OR FITTING CAN CAUSE A MAJOR HAZARDOUS CHEMICAL SPILL NEVER tighten or adjust any leaking fitting when the chemi...

Page 25: ...ector Chemical leaks become worse with time as the chemical attacks the metal at the leak 3 5 Optional Water Level Control The water level control pressure switch must be adjusted in the field prior to use To properly set the level switch the water jacket must be at least 155 F as indicated on the temperature controller The switch should be set to close the water supply solenoid when the water lev...

Page 26: ...licker Depress the Enter Key to save the new setting WATER BATH TEMPERATURE HEATER ON INDICATION ALARM 1 HIGH TEMP ALARM AUTO TUNE NOT USED INDEX Pressing the INDEX key advances the display to the next menu item WATER BATH TEMPERATURE ALARM 2 LOW TEMP ALARM DOWN ARROW Decrements a value or changes a menu item If pressed during the Operation Mode the set point value will be decreased UP ARROW Incre...

Page 27: ...ure is complete 140 Alarm 2 Low Set Point must be changed after Start up procedure is complete Set front panel security lock Lock all settings Lock all setting except the set point 3 6 5 Initial Setting Menu Press and hold the ENTER key for at least 3 seconds while at the Home Display in order to access the Initial Setting Menu Pressing the INDEX key will cycle through the below menu items The par...

Page 28: ... of the host computer EuEn Communication Parity Bit Set this value to even odd or none This value must match the communication parity bit of the host computer 1 Communication Stop Bit Set this value to 1 or 2 This value must match the communication stop bit of the host computer 3 6 6 Regulation Menu Press the ENTER key while at the Home Display in order to access the Regulation Menu Pressing the I...

Page 29: ...rease the water temperature controller setting to maintain the proper superheat 5 If the gas is superheated to the required temperature and pressure parameters increase the gas feed rates to 50 then 75 and finally 100 of total capacity waiting after each feed rate change to confirm that the vaporizer is maintaining the proper superheat and the heating is cycling on and off 6 Contact De Nora Water ...

Page 30: ...he point on the appropriate graph Figure 12 13 or 14 whichever is applicable which represents the relationship between these two values The minimum superheat requirement is met when this point falls either on or to the right of the dashed curve on the graph in question at the maximum expected operating gas feed rate Using Chlorine as an example Figure 12 the gas temperature gauge must indicate 86 ...

Page 31: ...mployee s exposure to the safe levels listed by the applicable regulating agency ACGIH AIHA NIOSH OSHA etc 2 Close the first valve on the upstream side of the leak 3 Turn on and or continue to operate the Gas Dispenser s until the gas pressure gauge on the Vaporizer or Gas Dispenser s whichever is applicable falls to zero indicating that the piping and assemblies on the downstream side of the leak...

Page 32: ...point than Chlorine If sufficiently concentrated NCl3 can decompose spontaneously in an explosive fashion For this reason it is critical to never allow liquid Chlorine to fully evaporate in the Vaporizer Prior to emptying the liquid from the Vaporizer for maintenance it should be purged with liquid Chlorine known to have low levels of NCl3 Refer to The Chlorine Institute pamphlets 21 and 152 3 Clo...

Page 33: ...arts manufactured from materials selected for their proper corrosion resistant properties must be used When ordering parts always furnish the complete model and serial number of the Vaporizer and the chemical being used Refer to Figure 3 and the exploded views shown in Section 6 to supplement the following text Additionally if the Vaporizer is located indoors turn on the exhaust fan and open the d...

Page 34: ...lace the chamber in a partially inverted position bottom end up so that the hot condensate can serve as the carrying agent to remove the entrained oily deposits from the chamber If a source of steam hot water is not an effective cleaning agent is not available on site these components will have to be sent to an outside facility which provides this service 13 After cleaning inspect both the inner a...

Page 35: ...ut off valve b water low temperature alarm being energized 1 Electric immersion heater defective 2 Magnetic heater contactor defective 3 Surfaces of heater elements of electric immersion heater fouled 1 Check continuity of heater elements 2 Check operation of holding coil and contacts 3 Shut down the Vaporizer as described under Section 3 10 remove the heater and clean the elements Upon reassembly...

Page 36: ...re setting accordingly 2 Shut down the Vaporizer as described under Section 3 10 disassemble the vaporizer and clean as necessary 3 Insulate the piping between the Vaporizer and PRV Heat trace the piping between the Vaporizer and the PRV Move the PRV closer to the Vaporizer slopping the piping towards the Vaporizer When the vaporization chamber was pulled for the routine service it was noted to ha...

Page 37: ...180 200 40 60 80 100 120 140 160 180 200 0 F SUPERHEAT 20 F SUPERHEAT TEMPERATURE IN F 275 8 137 9 413 7 689 5 551 6 827 4 1103 2 965 3 1241 1 1379 0 PRESSURE IN PSIG TEMPERATURE IN C 37 8 4 4 15 6 26 7 48 9 60 0 71 1 82 2 93 3 PRESSURE IN kPa 1516 8 220 1654 7 240 1792 6 260 1930 5 280 300 2068 4 ...

Page 38: ...o use a Sulfur Dioxide compressor An article entitled COLD WEATHER DECHLORINATION written by David W Sloan December 1990 WATER ENGINEERING and MANAGEMENT describes such a system Figure 13 Sulfur Dioxide Temperature Pressure Relationship 20 40 60 80 100 120 40 60 80 100 120 140 160 180 200 0 F SUPERHEAT 30 F SUPERHEAT TEMPERATURE IN F 137 9 275 8 413 7 551 6 689 5 827 4 37 8 4 4 15 6 26 7 48 9 60 0...

Page 39: ...80 200 40 60 80 100 120 140 160 180 200 0 F SUPERHEAT 12 F SUPERHEAT 220 260 240 280 300 1379 0 1241 1 1103 2 965 3 827 4 689 5 551 6 413 7 275 8 137 9 4 4 15 6 26 7 37 8 48 9 60 0 71 1 82 2 93 3 TEMPERATURE IN F PRESSURE IN PSIG 1516 8 1654 7 1792 6 1930 5 2068 4 TEMPERATURE IN C PRESSURE IN kPa ...

Page 40: ...lfur Dioxide producers claim that the moisture content does not exceed 40 ppm However White has found that this can escalate to more than 100 ppm when a packager transfers the SO2 from the producer s tank car into the packager s truck tanker However certain packagers have a much better and less corrosive product than others who may be somewhat careless in their transference of an otherwise accepta...

Page 41: ...of SO2 it reliquefies readily in the supply system This phenomenon interferes severely with the ability to meter the SO2 with any degree of accuracy The best system for handling SO2 dechlorination procedures is to use a storage tank that can be pressurized to 75 100 psi and deliver the SO2 to conventional vaporizing equipment Boiling off the moisture described above should reduce the corrosive mai...

Page 42: ...115 6031 0 42 PAGE INTENTIALLY LEFT BLANK ...

Page 43: ...29 May 1997 on the approximation of the laws of the Member States concerning pressure equipment The Pressure Equipment Directive The standards below were used in assessing and establishing conformity to the above EU Directives BS EN 61010 1 2010 Safety Requirements for measurement control and laboratory use General requirements BS EN 61326 1 2006 Electrical equipment for measurement control and la...

Page 44: ...improvements may be made without notice OCT 2018 De Nora Water Technologies 3000 Advance Lane Colmar PA 18915 ph 1 215 997 4000 fax 1 215 997 4062 web www denora com mail info dnwt denora com Registered Trademark 2018 All Rights Reserved ...

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