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Toc-3

IM 12F4A1-01E

7.2.3

Automatic Zero Calibration Using Chlorine-Free Water ...................7-3

7.3

Span Calibration ...............................................................................................7-5

Maintenance .............................................................................................. 8-1

8.1

Inspection/Maintenance Items and Intervals .................................................8-1

8.2

Reagent Replenishment ...................................................................................8-1

8.3

Indicator Electrode Polishing ..........................................................................8-1

8.4

Glass Beads and Measuring Tank Cleaning ..................................................8-2

8.5

Calibration .........................................................................................................8-3

8.6

Metering Pump Driving Section Oiling ...........................................................8-3

8.7

Replacement of “Bellofram” and Valve Sheet in Metering Pump ...............8-3

8.7.1

“Bellofram” Replacement ...................................................................8-4

8.7.2

Valve Sheet Replacement

.................................................................8-5

8.8

Metering Pump Delivery Flow Rate Confirmation and Adjustment ............8-5

8.9

Inspection and Maintenance of Sand Filters .................................................8-6

8.9.1

Inspection of Sand Filter Surface .......................................................8-6

8.9.2

Checking the Sand

Volume in

Sand Filters .......................................8-6

8.9.3

Checking the Discoloration of Sand in Sand Filters ..........................8-7

8.9.4

Filter Replacement .............................................................................8-7

8.10

Inspection of Electrode Mechanism Block and Replacement of Damaged Parts

8-8

8.10.1

Check/Maintenance/Replacement of Rotating contact .....................8-9

8.10.2

Inspection, Maintenance and Replacement of Drive Belt ...............8-10

8.10.3

Inspection, Maintenance and Replacement of Driven Shaft Assembly 8-11

8.10.4

Inspection, Maintenance and Replacement of Motor Assembly/Gear

Head .................................................................................................8-13

8.10.5

Replacement of Activated Charcoal Filter .......................................8-14

Troubleshooting ....................................................................................... 9-1

9.1

When <failure> is Indicated. ............................................................................9-1

9.1.1

Indication of Error Message or Error Code During Operation ...........9-1

9.1.2

<FAIL> Lamp Lit .................................................................................9-4

9.2

Operation Failures in Measurement Without <failure> Detection ...............9-8

9.3

Other Failures ..................................................................................................9-10

9.3.1

Analog Output does not Correspond to Indicated Value.

................9-10

9.3.2

Cleaning is not Conducted Properly. ...............................................9-10

9.3.3

“Remote” Range Switching does not Work. ....................................9-10

Customer Maintenance Parts List ................................... CMPL 12F04A01-04EN
Customer Maintenance Parts List ...................................... CMPL 12F04A01-11E
10. Spare Parts and Consumables ............................................................. 10-1
Revision Information ...............................................................................................

14th Edition : Jul. 15, 2020

Содержание RC400G

Страница 1: ...User s Manual Model RC400G Residual Chlorine Analyzer Style S4 IM 12F4A1 01E IM 12F4A1 01E 14th Edition ...

Страница 2: ...s it will be installed the RC400G weight exceeds 60 kg For details see subsection 2 1 1 For storing the RC400G select a place where the ambient temperature is in the range of from 30 to 70 C Humidity must be of a level that does not result in dew condensation Exposure to corrosive gases or water splash must be avoided as well l Content of User s Manual This user s manual fully describes the handli...

Страница 3: ...s Manuals Please hand over the user s manuals to your end users so that they can keep the user s manuals on hand for convenient reference Please read the information thoroughly before using the product The purpose of these user s manuals is not to warrant that the product is well suited to any particular purpose but rather to describe the functional details of the product No part of the user s man...

Страница 4: ...ut of scope of warranty stated in instruction manual Failure caused by usage of software hardware or auxiliary equipment which Yokogawa Electric did not supply Failure due to improper or insufficient maintenance by user Failure due to modification misuse or outside of specifications operation which Yokogawa does not authorize Failure due to power supply voltage frequency being outside specificatio...

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Страница 6: ...t Tubing 3 6 3 2 3 Cleaning Water Tubing 3 7 3 2 4 Drain Tubing 3 7 3 2 5 Purge Air Tubing 3 7 3 2 6 Standard Solution Tubing 3 7 3 2 7 Automatic Zero Calibration Tubing 3 7 3 3 Wiring 3 8 3 3 1 Wiring for Power Supply and Grounding 3 13 3 3 2 Wiring for Analog Output Signals 3 14 3 3 3 Wiring for Contact Input remote Range Switching 3 14 3 3 4 Wiring for Contact Output 3 15 4 Operation 4 1 4 1 Co...

Страница 7: ...2 3 Function Codes and Their Description in PROGRAM 1 Mode 5 4 5 2 4 Function Codes and Their Description in PROGRAM 2 Mode 5 6 5 3 Key Operation 5 7 5 3 1 Operation Key Types and Functions 5 7 5 3 2 Key Operation in MEAS Mode 5 9 5 3 3 Key Operation in MAINT Mode 5 10 5 3 4 Key Operations in PROGRAM 1 Mode 5 21 5 3 5 Key Operation in PROGRAM 2 Mode 5 32 6 Converter Operating Functions 6 1 6 1 fai...

Страница 8: ... 10 Inspection of Electrode Mechanism Block and Replacement of Damaged Parts 8 8 8 10 1 Check Maintenance Replacement of Rotating contact 8 9 8 10 2 Inspection Maintenance and Replacement of Drive Belt 8 10 8 10 3 Inspection Maintenance and Replacement of Driven Shaft Assembly 8 11 8 10 4 Inspection Maintenance and Replacement of Motor Assembly Gear Head 8 13 8 10 5 Replacement of Activated Charco...

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Страница 10: ... in the reaction process even if necessary and sufficient chlorine is added at prechlorination point In particular when the pH and temperature of the water are low combined chlorine dichloramine remains longer and breaks down slowly In measurement of free available chlorine in sample water that contains a high concentration of combined chlorine measurement errors may occur when the previous model ...

Страница 11: ...ffusion current which varies with temperature The measuring tank is made of acrylic resin and the place of indicator electrode insertion houses the glass beads for polishing the electrode The measuring circuit part of the converter is housed in a sealed case of aluminium alloy together with an operating panel and an external cable connecting the terminal board The measuring circuit part serves to ...

Страница 12: ...filter In the automatic zero calibration the solenoid valve SV6 is opened and closed by a sequence signal from the converter 1 2 Operating Principle of RC400G Residual Chlorine Analyzer The measuring object of the RC400G residual Chlorine Analyzer is either free available chlorine or combined available chlorine Free available chlorine exists in the forms of chlorine Cl2 hypochlorous acid HClO or h...

Страница 13: ...ample water to 4 5 or below For measurement of free available chlorine content potassium bromide KBr is added to sample water and bromine is liberated by reacting with chlorine as seen in equation 5 Cl2 2Br Br2 2Cl 5 Except for the liberation of bromine the measurement of free available chlorine is the same as the measurement of total residual chlorine Figure 1 4 illustrates the principle of the R...

Страница 14: ... Max or 1 to 5 V DC output resistance 300 Ω Max isolated Display range 1 00 to 12 00 mg l Display method Digital display 4 digit LED Output contacts Voltage free dry contacts Contact rating Max 250 V AC Max 2 A Max 125 VA resistive load Max 220 V DC Max 2 A Max 60 W resistive load Input contacts Voltage free dry contact ON resistance 200 Ω Max OFF resistance 100 kΩ Min Open circuit voltage 10 V Cl...

Страница 15: ...tate extra pure 150 g 1000 g 5400 g Acetic acid extra pure 1000 ml 1000 ml 200 ml Consumption 1 5 ml min 10 Constant flow pump Sample flow 50 ml min 10 Reagent flow 1 5 ml min 10 Converter functions Display functions Data Concentration temperature applied voltage diffusion current output signal pump flow zero point slope Status indicators Measurement maintenance hold calibration in progress cleani...

Страница 16: ... time waiting time In a 1 cylinder system sand filter backwash and flow cell jet cleaning are performed at the same time Wetted part materials Measurement tank Acrylic resin Pump Fluorinated rubber Viton hardened PVC SUS316 Tubing piping Polyethylene hardened PVC Stand materials Carbon steel or stainless steel Paint colors Mounting stand Munsell 0 6GY3 1 2 0 Other parts Munsell 0 6GY3 1 2 0 and 2 ...

Страница 17: ...ormity Standard Class A 한국 전자파적합성 기준 A급 기기 업무용 방송통신기자재 이 기기는 업무용 A급 전자파적합기기로서 판매자 또는 사용자는 이 점을 주의하시기 바라며 가정외의 지역에서 사용하는 것을 목적으로 합니다 n Characteristics Percent display is computed with respect to whichever of output range 1 or output range 2 has the highest upper range value Repeatability 2 Linearity 3 Drift Zero drift 1 month Max Span drift 5 month Max Response time Displayed as 90 response time Fo...

Страница 18: ... 200 V AC 50 60 Hz 7 AP3 With air purge pump 220 V AC 50 60 Hz 7 AP5 With air purge pump 100 V AC 50 60 Hz 7 AP7 With air purge pump 110 V AC 50 60 Hz 7 PPM Units ppm NR Without reagent set for start up 4 SCT Stainless tag plate S Stainless stand 5 AZC With automatic zero calibration ARS With arrestor power and signal lines 1 Application indicates general guidelines Select the cleaning equipment a...

Страница 19: ...ncentration measurement may not be possible 3 There are Residual chlorine analyzer for sewage secondary treatment or sea water Please ask Yokogawa l Accessories Name Quantity Remark Polishing powder 1 bottle For polishing electrode Lubricating oil 1 For metering pump drive Fuses 4 each 1 A and 3 A for spare Glass beads 1 including for spare 2 bags Valve sheet 4 For metering pump for spare Bellofra...

Страница 20: ...1 Air pump 3 Meas Std solution switching valve Activated charcoal filter F11 2 Metering pump Ball valve V11 12 2 2 Head tank HD Ball valve V1 Ball valve 2 V4 2 1 Option ARS applies to model with arrestors 2 Option AZC applies to model with auto zero calibration 3 Option AP applies to model with air purge pump F2_1E ai unit mm Approx 500 CON CELL 4 ø15 holes for anchor bolt Ball valve V3 Strainer S...

Страница 21: ...P Ball valve V2 Metering pump Activated charcoal filter 2 Ball valve V11 12 2 Solenoid valve SV1 2 3 way solenoid valve SV6 2 1 Option ARS applies to model with arrestors 2 Option AZC applies to model with auto zero calibration 3 Option AP applies to model with air purge pump Sand filter F1 Ball valve V1 Drain VP40 pipe Pressure reducing valve Ball valve V3 Ball valve V4 Tap water inlet VP16 pipe ...

Страница 22: ...valve V8 Strainer S1 Cross section A A Converter Air pump 3 Detector Meas Std solution switching valve Activated charcoal filter 2 unit mm Ball valve V2 Metering pump Ball valve V11 12 2 3 way solenoid valve SV6 2 Solenoid valve SV1 Sand filter F1 Sand filter F2 Ball valve V1 5 Solenoid valve SV3 4 Solenoid valve SV1 2 5 Drain VP40 pipe Ball valve V4 Measuring sample inlet VP16 pipe 1 Option ARS a...

Страница 23: ...needle valve Materials Carbon steel Stand color Munsell 2 5Y8 4 1 2 Stand finish Baked polyurethane resin coating Weight Approx 25 kg 3 Reagent mixing tank with cart RC401G C This is a tank to prepare reagent It is mounted on a cart and provided with a manual stirrer and a pump to transfer the prepared reagent to the reagent tank RC401G The pump is driven by 100 V AC A reagent mixing tank mounted ...

Страница 24: ...RC401G B Name Quantity Remark Couplings 2 sets Polyethylene tubing 5 m Outside diameter 6 mm Inside diameter 4 mm Note These are not included in reagent mixing tank RC401G C n Outline drawings RC401G A RC401G B Unit mm F0204 ai RC401G C Approx 1280 770 460 Reagent input Reagent output Rc1 4 Manual mixer Level gauge 415 450 415 Approx 955 Approx 805 Reagent output Rc1 4 Approx 700 Reagent tank Need...

Страница 25: ...Blank Page ...

Страница 26: ...nance Provision for drainage n Installation Securely fix the analyzer to a well drained concrete foundation or the equivalent Refer to the external dimension figures in Chapter 2 for the position of anchor bolting etc When using RC401G A Reagent Tank for supplying reagent to the analyzer install the tank in such a manner that its bottom is positioned about 70 cm above the floor surface where the a...

Страница 27: ... Option AZC applies to model with auto zero calibration F3_1_1E ai For air purge inlet Figure 3 1 1 Piping of RC400G 1 Residual Chlorine Analyzer for Tap Water V3 V1 AP S1 V2 PU CELL CON HD COM Head tank Converter Ball valve Measuring tank Metering pump Vat Measuring sample VP16 Standard solution Rc1 4 Reagent Rc1 4 Air Rc1 4 Drain VP40 Strainer Air pump F1_4_1E ai ø6 x ø4 polyethylene tube ø22 x ...

Страница 28: ...verter Measuring tank Metering pump Activated charcoal filter Ball valve Ball valve Pressure reducing valve Strainer Air pump Standard solution Rc1 4 Reagent Rc1 4 Air Rc1 4 Drain VP40 Vat F1_4_4E ai Tubing materials Figure 3 1 3 Tubing Diagram RC400G 1 AZC 2 RC400G 2 Residual Chlorine Analyzer for Raw Water Measuring sample inlet VR16 pipe Drain VP40 pipe Reagent inlet Standard solution inlet Tap...

Страница 29: ...nverter F1_4_2E ai Tubing materials Figure 3 2 2 Tubing Diagram of RC400G 2 PU V2 PR F11 NC NO COM COM AP F1 CON CELL SV2 V5 V3 V1 SV1 V4 S1 V6 V11 SV6 V12 ø6 x ø4 polyethylene tube ø8 x ø6 polyethylene tube ø22 x ø15 braided wire reinforced soft PVC tube ø33 x ø25 braided wire reinforced soft PVC tube VP16 pipe VP40 pipe option Measuring sample VP16 Tap water VP16 Standard solution Rc1 4 Reagent ...

Страница 30: ... PU SV5 SV2 V7 SV4 V5 V2 V4 V3 V1 SV3 SV1 PR V6 S1 AP ø6 x ø4 polyethylene tube ø8 x ø6 polyethylene tube ø22 x ø15 braided wire reinforced soft PVC tube ø33 x ø25 braided wire reinforced soft PVC tube VP16 pipe VP40 pipe option Sand filter Sand filter Solenoid valve Converter Measuring tank Metering pump Ball valve Pressure reducing valve Strainer Air pump Vat Measuring sample VP16 Tap water VP16...

Страница 31: ...g for taking sample water and feeding it to the analyzer The connection is a rigid PVC tube of nominal dia 16 O D 22 mm Implement tubing using proper joints i e unions and flanges etc which fit the connection Note Perform tubing so that sample water pressure at the connection falls within the range of 20 to 500 kPa Sample water flow rates to the analyzer in operation are as follows In RC400G 1 1 t...

Страница 32: ...is is the tubing to supply clean dry air to the cases which house the converter electrode mechanism block and pump drive assembly for air purging When the RC400G is provided with an air pump extend the tubing to an area free from corrosive gases for intake of clean air If an air pump is not available employ instrument air etc and perform tubing so that air is supplied at a pressure of approx 140 k...

Страница 33: ...ox 1 Wiring for power supply and grounding 2 Wiring for analog output signals 3 Wiring for contact input remote range switching 4 Wiring for contact output maintenance failure when required G OUTPUT R1 RANGE R2 F1 FAIL F2 POWER L1 L2 G F030401 ai M1 M2 1 2 Analyzer converter Range output Grounding Power supply Analog output signal wiring Contact input wiring for range selection maintenance contact...

Страница 34: ...erminal box Analog output Dedicated cable Pump Dedicated cable Dedicated cable K9332WB Solenoid valve option Air pump option 3 Case ground terminal must be grounded If this is not possible connect to power source ground wire AR1 2 Arrestors CB1 Circuit breaker Ground Power Analog output Note Dotted lines external wiring Use cable of 6 to 12 mm OD however when connecting via power terminal box opti...

Страница 35: ...tching input Air pump option 3 Pump Solenoid valve Solenoid valve Solenoid valve Dedicated cable Dedicated cable Dedicated cable Dedicated cable Dedicated cable Ground Power Analog output Case ground terminal must be grounded If this is not possible connect to power source ground wire AR1 2 Arrestors CB1 Circuit breaker Note Dotted lines external wiring Use cable of 6 to 12 mm OD however when conn...

Страница 36: ...unting screw Note Dotted lines external wiring Use cable of 6 to 12 mm OD however when connecting via power terminal box option use cable of 9 to 11 mm OD for both power and analog output cables 1 Option AZC applies to auto zero calibration 2 Option ARS applies to version with arrestor 3 Option AP applies to version with air purge pump Power terminal box 2 Analog output Dedicated cable Pump Power ...

Страница 37: ...inal Board and Cable Inlet Port in Converter Whereas the converter has 8 cable inlet ports 5 out of the 8 ports have been assigned to internal wiring and only 3 ports are available for external wiring NOTE In the RC400G 1 analyzer which has no air pump 4 ports are available for external wiring Use one cable for each wiring The analog output wiring and contact input wiring are collected together in...

Страница 38: ...c system is performed with power supplied Treat the end of cable to be connected to the converter terminal in the following manner 1 Strip of the insulation covering from the cable at its end approx 80 mm 2 Attach to the tip of the conductor a crimping type terminal lug which fits an M4 screw For grounding use the grounding terminal marked at the bottom of the converter case Provide grounding by c...

Страница 39: ...the terminal OUTPUT at and the negative pole conductor to respectively Connect the lead wire of the shield to terminal G Do not double ground the shield connected to terminal G at the receiver end 3 3 3 Wiring for Contact Input remote Range Switching The two output ranges are switchable to each other arbitrarily Range switching can be performed either remote or local The wiring herewith described ...

Страница 40: ...er terminals in the same manner as the analog output signal cable see subsection 3 3 2 Connect each conductor of the cable to terminals F1 F2 contact output failure M1 M2 contact output maintenance and O1 O2 range switching contact respectively Contact capacity of the contact output relay is given in Table 3 2 Equipment to be connected must meet the condition shown by the table Table 3 2 Contact C...

Страница 41: ...Blank Page ...

Страница 42: ...n AZC applies to model with auto zero calibration 3 Option AP applies to model with air pump CON CELL RC400G 1 Power terminal box 1 Meas Std solution switching valve Meas Std solution switching valve PR PU V5 Converter RC400G 2 Detector Air pump 3 AP Ball valve V2 Metering pump Activated charcoal filter 2 Ball valve V11 12 2 Solenoid valve SV1 2 3 way solenoid valve SV6 2 1 Option ARS applies to m...

Страница 43: ... 4 1 Component Identification and Functions and Residual Chlorine Analyzer 1 n Converter F4 3 ai R1 R2 11 12 O1 O2 F1 F2 M1 M2 L2 L1 U1 U2 U3 U4 T1 T2 G G C1 C2 V1 V2 V3 V4 J1 J2 A1 A2 CELL PUMP AIRPUMP SV1 SV2 SV3 SV4 SV5 SV6 MEAS MAINT PROGRAM 1 PROGRAM 2 ppm mg l V A ml min FUNC DATA SET MODE ENT FUNC CELL PUMP AIR PUMP MANUAL OPERATION SV1 SV2 SV3 SV4 SV5 SV6 HOLD CAL WASM FAIL Fail indicator ...

Страница 44: ... for Rotating contact Drive shaft Driven shaft The driven shaft is connected to the indicator electrode by a belt and drives it The signal from this indicator electrode passes through commutator and Rotating contact Rotating contact Ceramic beads Polish the indicator electrode to maintain the clean surface of the indicator electrode Measuring tank Fixing screws Base Electrode mechanism block cover...

Страница 45: ...ing 4000 g of JIS grade 1 KBr 1000 g of sodium acetate and 1000 ml of acetic acid 95 or higher into approx 80 liter of purified water and then adding additional purified water to make 100 liter Table 4 1 Reagent Composition and Its Component Quantities Measurement Object Reagent Composition Free Chlorine Required quantity of containers for each measurement approx for 45 days Quantity in 100 l KBr ...

Страница 46: ...ontinuously polished with glass beads during operation Fill the bead case in the measuring tank with glass beads which are delivered by placing in the accessory box n Glass Beads Filling Procedure 1 Remove the electrode mechanism block by loosening two fixing screws 2 Put the glass beads into the bead case Feed the glass beads up to the lowest slit position approx 4 cm above the bottom of the bead...

Страница 47: ...water 10 to 20 l min 5 to 10 l min for one stream Adjust valve opening so that the sample water flows out of the drain port on the side of the head tank or sand filter keeping the drain water at the level of one quarter of the drain port diameter 4 3 3 Supplying Cleaning Water This step is necessary only for an analyzer for raw water the RC400G 2 or treated water the RC400G 3 measurement Supply cl...

Страница 48: ...elivery of 150 ml and indicates flow rate in the data display If the flow rate is 50 5 ml min the sample water metering pump delivery flow is normal If incorrect make adjustment by changing the stopper position in the pump driving assembly see section 8 8 3 Close the drain cock next confirm the reagent metering pump delivery flow 4 3 6 Confirming Reagent Metering Pump Delivery Flow The reagent met...

Страница 49: ...ess ENT key when the water level lowers by 4 5 ml from the reference graduation After the above operation is performed the converter computes taking the number of seconds counted as the time per pump delivery of 4 5 ml and indicates flow rate in the data display If the flow rate is 1 5 0 15 ml min the reagent metering pump delivery flow is normal If incorrect make adjustment by changing the stoppe...

Страница 50: ...ally open ball valve V2 to adjust the flow Adjust it to the extent that glass beads float in the measuring tank and that the water level does not exceed the second slit of the bead case from its top After adjusting cleaning water flow rate press again SV1 SV2 and SV5 keys to stop operation of solenoid valves SV1 SV2 and SV5 Operating times related to cleaning are already set on shipment Since thes...

Страница 51: ...asuring tank bracket Electrode mechanism block Fixing screws F4 6 ai F 4 7 ai Electrode mechanism block cover Measuring tank Figure 4 6 Electrode mechanism block fixing screws Figure 4 7 Measuring tank status in maintenance 3 Remove the indicator electrode Remove the electrode mechanism block cover of the detector Detach the rotating electrode with the end of the driven shaft supported by hand so ...

Страница 52: ...he solenoid valve SV2 2 Check that no leakage has occurred and no air bubbles have formed 3 Allow the analyzer to operate continuously for about 20 minutes Make sure that the residual chlorine analyzer reads approximately zero After the running in is completed set the cycle preparation time and relaxation time of automatic zero calibration to the values in accordance with the sample water and meas...

Страница 53: ... are necessary such as replenishing consumed reagent at a predetermined period Determine maintenance items and periods referring to Chapter 8 Maintenance The RC400G residual chlorine analyzers have the function for displaying various data items effective for understanding operating conditions not limited to residual chlorine concentration see subsection 5 3 2 It is recommended that this function b...

Страница 54: ...rol Panel Converter operations are all performed on the control panel The control panel includes displays for data mode function code and others in which measured values and operating conditions are displayed Figure 5 1 shows the control panel CELL PUMP AIRPUMP SV1 SV2 SV3 SV4 SV5 SV6 MEAS MAINT PROGRAM 1 PROGRAM 2 ppm mg l C V A ml min FUNC DATA SET MODE ENT FUNC CELL PUMP AIR PUMP MANUAL OPERATI...

Страница 55: ...d for selecting operation mode 10 Function key This is used for selecting the function code 11 Data set keys These are used when set data is to be changed or calibrating operation is performed 12 Operation command keys 1 These are used when the cell motor pump or air pump are to be turned ON OFF Every time a key is pressed the pump cell motor or air pump relevant to that key is turned ON OFF 13 Op...

Страница 56: ...ed using FUNC key Operations using data set keys or operation command keys are available 1 to F Failure detecting function execution stop can be selected setting items are selected using FUNC key Operations using data set keys or operation command keys are available 5 2 1 Function Codes and Their Description in MEAS Mode Table 5 3 shows types of function code in MEAS mode and their description Tab...

Страница 57: ...2 cleaning bLo_2 7 Sample water metering pump flow measurement FLo_1 8 Reagent metering pump flow measurement FLo_2 9 Taking plateau characteristics PLt_E A Plateau characteristics display PLt_d b Error code display CHEC c FAIL display contact output reset CL_Er d Span calibration reference sensitivity updating CAL E Version number 1 02 F Entry of password for transferring to service mode _ _ _ 00...

Страница 58: ...nge transfer is selected Range 1 Range 2 _ _ 1 _ _ 2 _ _ 1 3 Provision of output signal hold in MAINT PROGRAM 1 or PROGRAM 2 mode Provided not provided on oFF on 4 Output signal mode when FAIL contact signal is output Hold no hold preset _ _ 1 _ _ 2 _ _ 3 _ _ 2 5 Automatic zero calibration function execution stop Execution stop on oFF oFF 5 6 7 8 Selecting cleaning sequence to be used Sand filter ...

Страница 59: ...to 25 0 min 0001 0 min 1 0 8 Setting substitution time 0 1 to 25 0 min 0006 0 min 6 0 Applied to RC400G 3 analyzer only 9 Setting cross time 0 1 to 25 0 min 0001 0 min 1 0 Applied to RC400G 3 analyzer only A Setting automatic zero calibration cycle 0 1 to 99 9 days 0010 0 days 10 0 b Setting automatic zero calibration preparation time 1 to 100 min 0010 min 10 c Setting automatic zero calibration r...

Страница 60: ...on F5 3 ai 1 2 9 A F A 1 9 F For MEAS For MAINT For PROGRAM 1 or PROGRAM 2 Note By pressing MODE key with the function code set to other than 1 the function code returns to 1 Figure 5 3 How the Function Codes are Transferred by FUNC Key Operation 3 Data Set Keys Operation using data set keys is valid in modes other than MEAS mode There are the following four types of data set key a key digit selec...

Страница 61: ...mp operates stops every time this key is pressed When the air pump is stopped AIR PUMP lamp which has lit during running extinguishes Even if the air pump is not provided AIR PUMP lamp lights extinguishes every time the key is pressed NOTE If on is selected with function code d in PROGRAM 1 mode the air pump automatically operates when MEAS mode is selected even if the air pump operation is set to...

Страница 62: ... display Function code 1 2 Sample water temperature display Function code 2 3 Applied voltage display Function code 3 4 Diffusion current display Function code 4 5 Display for FS of output signal Function code 5 6 Display for sample water metering pump flow rate Function code 6 7 Display for reagent meter pump flow rate Function code 7 8 Zero point error display Function code 8 9 Slope display Fun...

Страница 63: ...en once 0 00 ml min is displayed 7 Display for Reagent Metering Pump Flow Function code 7 Function code 7 displays the reagent metering pump delivery flow rate This flow rate displayed value is that computed from the result of operation conducted using function code 8 in MAINT mode see subsection 4 3 6 Hence if operation is not conducted even once 0 00 ml min is displayed 8 Zero Point Error Displa...

Страница 64: ...000 03 mg l When stabilized the entire display flashes once and the calibration is performed 000 00 mg l CAL lamp extinguishes at the same time If ENT key is pressed before stabilization is judged to be completed calibration is performed at that instant When indication is stable zero point error is examined and if it is out of permissible range the following message is displayed Err21 zero point f...

Страница 65: ...that instant When indication is stable the sensitivity is examined and if it is out of permissible range the following message is displayed Err22 sensitivity failure in calibration If indication is not stabilized within the predetermined time the following message is displayed Err23 response failure in calibration In either case only the message is displayed and no lighting of FAIL lamp and no out...

Страница 66: ...G residual chlorine analyzer is calibrated for span using the amperometric titration in the factory the reference sensitivity on shipment is also set to 2 62 µA mg l at 20 C based on amperometric titration When a problem occurs for example the error message Err22 display appears in the case of measuring residual chlorine concentration in a standard solution using a manual analysis other than amper...

Страница 67: ...ank cleaning Sand filter cylinder 1 cleaning Sand filter cylinder 2 cleaning PROGRAM 2 4 7 7 One minute One minute One minute SV2 SV1 SV5 5 Measurement of Sample Water and Reagent Metering Pump Flow Function code 7 and 8 Metering pump delivery flow rates are measured by measuring the time sec during which each metering pump delivers the predetermined volume When the time is measured the converter ...

Страница 68: ...racteristics When execution is commanded after start and stop voltages for applied voltage and the number of steps are set applied voltage corresponding to set parameters are applied in turn and plateau characteristics voltage current characteristic taken The time required for taking a plateau characteristic is approx 2 or 3 min per step although it varies depending on the number of steps set and ...

Страница 69: ...e Leftmost digit flashes d Select a digit using key and set the numeric value using Λ and keys L00 10 V Pressing ENT key now fixes the numeric value Last set digit flashes e Press ENT key to display the stopping voltage H 1 00 V f To change the setting press key H 1 00 V If no setpoint change is required start from step h Thenegative sign flashes g Select a digit using key and set the numeric valu...

Страница 70: ...tarting voltage Stopping voltage Number of steps 1 50 to 1 50 V 1 50 to 1 50 V 1 to 20 steps When ENT key is pressed after each setpoint is changed 0 V 0 8 V 8 When a setpoint exceeds the permissible range not is displayed Reset it by pressing key By resetting the display returns to the data value before change In addition the starting voltage must be set to be larger than the stopping voltage and...

Страница 71: ...teristics and its contents Table 5 14 Error in Taking Plateau Characteristics Error Message Error Content Reset not Starting and stopping voltage failures number of steps setpoint failure and starting and stopping voltage setting width failure key 7 Plateau Characteristics Display Function code A When function code is set to A the plateau characteristic taken by function code 9 operation is displa...

Страница 72: ...splay Note For countermeasures when failure occurs see chapter 9 Troubleshooting Key operations for displaying error codes are shown below Example a Select function code b in MAINT mode CHEC Display b On pressing ENT key an error generated is displayed Err13 Flashing If more than one error exists these error codes are displayed flashing in turn If no error exists Good is displayed c On pressing EN...

Страница 73: ...gnal output These types of failure are shown in Table 5 16 Table 5 16 failure Accompanied by Error Message Only Error Message failure Contents Detecting Conditions Operation in which the Error is Detected Err21 Zero point failure Out of 1 0 to 1 0 µA range Zero calibration Err22 Sensitivity failure Less than 50 of reference sensitivity Span calibration Err23 Response failure When setpoint is excee...

Страница 74: ...5 4 Parameter setting for response checking Function code 6 7 and 8 5 Output signal setting in the case of failure Function code 9 6 Line segment function output setting Function code A 7 Concentration upper limit alarm setpoint setting Function code b 8 Out of sample detection concentration setting Function code c 9 Setting averaging coefficient time constant Function code d 10 Range switching re...

Страница 75: ...owever span upper limit value lower limit value must be 1 00 mg l or more If a setting that does not meet the conditions is performed not is displayed Reset this display using key and set again Permissible span range is checked when the upper limit value is set operation procedure step f Table 5 17 shows the initial values of output range 1 and output range 2 Table 5 17 Initial Values of Output Ra...

Страница 76: ...ode 5 This function sets a voltage to be applied across the electrodes The key operation procedure for setting is as follows a Select function code 5 00 40 V b Press key 00 40 V Negative sign flashes c Select the digit using key and set a numeric value using Λ and v keys 00 50 V Last setting digit flashes d Press ENT key to enter it 00 50 V Entire display once flashes The permissible applied volta...

Страница 77: ...st set digit flashes d Press ENT key to enter it 0006 0 min Entire display flashes once Since not is displayed for setting out of the permissible setting range reset this display by pressing key and set it again 5 Output Signal Setting in the Case of failure Function code 9 Analog output when failure occurs in MEAS mode can be fixed to a preset value For selecting preset value output see 9 Set the...

Страница 78: ...9 ai 20 12 4 0 1 2 3 4 5 Output range mg l Output signal mA 40 setting Break point Example of setting Output range 0 to 5 mg l Output 4 to 20 mA Break point setting 40 2 mg l Figure 5 9 Example of Line Segment Output If the setpoint is specified at 50 the output becomes linear Also if set to 0 or 100 the output is as shown in Figure 5 10 F5 10 ai 20 12 4 Output range mg l When set to 0 20 12 4 Out...

Страница 79: ... 001 50 mg l Last set digit flashes d Press ENT key to enter it 001 50 mg l Entire display once flashes For inputs out of the setting range not is displayed Reset the display by pressing key and set it again 8 Out of Sample Detection Concentration Setting Function code c This concentration has been set at the value of the 0 10 mg l on shipment In this case if it is assumed that the sample residual...

Страница 80: ...The following is the procedure for the setting operation Example a Select function code d in the PROGRAM 1 mode 00001 b Select a digit using key and set a numeric value using the Λ or v key 00005 c Press the ENT key to enter the value 00005 Entire display once flashes If the set value is beyond the permissible range not is displayed Reset the display by pressing key and set it again 10 Range Switc...

Страница 81: ...r it on Flashes once The output mode set here becomes valid immediately after the setting operation If on hold is selected HOLD lamp lights during output hold Even if no hold is selected in this function if hold or preset has been selected in function code 4 in the PROGRAM 1 mode Output Signal Mode Selection in failure the latter dominates 12 Output Signal Mode Selection in failure Function code 4...

Страница 82: ... the RC400G 2 and for the RC400G 3 see subsection 5 3 5 In this function code the relevant cleaning sequence must be entered for either one cylinder or two cylinders depending on the specifications for the analyzer used However since it is already entered on shipment it is usually unnecessary to specifically conduct it If entry is necessary perform key operation in the following procedure a Select...

Страница 83: ... oFF Flashes once 17 Selection of Out of sample Detecting Function execution stop Function code b If open status occurs between the electrodes without supply of sample water in the measuring tank the diffusion current is stable even if the applied voltage is changed This analyzer has an out of sample detecting function utilizing the above fact for details see subsection 6 1 3 The out of sample det...

Страница 84: ...ir pump is added it has been set at on on shipment Thus it is unnecessary to specifically set it If it is to be changed to oFF stop set it again by the following key operation a Select function code d on Execution oFF Stop b Every time key is pressed on and oFF are alternately displayed on oFF c Select on execution or oFF stop oFF d Press ENT key to enter it oFF Flashes once oFF Cleaning stop b Ev...

Страница 85: ... key to enter it on Flashes once 5 3 5 Key Operation in PROGRAM 2 Mode In PROGRAM 2 mode each time setting in cleaning sequences and also execution stop of part of failure detecting functions indicated in Table 5 6 are performed Function codes 1 to F Cleaning sequence operation time setting Function codes 1 to F Failure detecting function execution stop selection This subsection describes key oper...

Страница 86: ...rmed 2 The hold time is the following time whichever is longer T2 T4 or T3 T4 7 sec 3 Symbols in show the relevant external connection terminal names 4 This is set function code 6 This is relevant to sand filter cylinder cleaning cycle cleaning waiting time In the T1 period immediately after the mode is switched to the MEAS mode cleaning operation is not performed Figure 5 13 Cleaning Sequence for...

Страница 87: ... Select a digit using key and set a numeric value using Λ and v keys 0005 5 min Last set digit flashes d Press ENT key to enter the value 0005 5 min Flashes once For inputs out of the permissible range not is displayed Press key to reset this display and reset the time NOTE If the time for automatic zero calibration comes during cleaning the automatic zero calibration takes precedence over cleanin...

Страница 88: ...aning sequence operate independently A cleaning sequence starts at the time when mode is switched to MEAS When the measuring tank cleaning starts the analog output holds at the value immediately before cleaning start Hold is reset when the relaxation time is completed During analog output hold HOLD lamp lights During cleaning WASH lamp flashes In response to operations of solenoid valves operation...

Страница 89: ...de 4 5 For the following two failure detection detection execution stop can be selected Table 5 22 Failure Detecting Function Execution Stop Selection Function Code Failure Detecting Function Permissible Range Initial Value 4 Temperature compensation range exceeded 0 0 to 40 0 C on 1 5 Residual chlorine concentration upper limit alarm Within setpoint 2 on 1 1 on Detection execution oFF Detection s...

Страница 90: ...he permissible range depending on the applied voltage to be set Thus when plateau characteristics are taken error code Err11 failure detecting function is temporarily stopped so that no failure is detected 6 1 2 Sample Temperature Failure Err12 Err24 When the sample water temperature exceeds the temperature compensation range 0 to 40 C or the temperature input signal value exceeds the permissible ...

Страница 91: ...ifier Is Diffusion current V Applied voltage V a When sample is present in the measuring tank A Amplifier Is Diffusion current V Applied voltage V b When sample is not present in the measuring tank Is Ip 0 V Detecting voltage Setting voltage Example 0 40 V 0 Time Time Time Time Is V Detecting voltage Setting voltage 0 0 Figure 6 1 Principle of Detecting Out of Sample in Measuring Tank The detectin...

Страница 92: ...RAM and EEPROM are checked For RAM by performing the specified data writing and reading check if both coincide When they do not agree error code Err16 failure is displayed For EEPROM check that the data items stored in two areas coincide If both do not agree by performing the specified data writing and reading check if both coincide When they do not agree error code Err17 failure is displayed When...

Страница 93: ... signal Range contact signal F1 F2 FAIL M1 M2 MAINT SUB OUT Open Closed Open Closed Open Open Open Closed Closed 1 De energized status Range 1 energized status Range 2 The contact signal maintenance in Table 6 1 is output in modes other than MEAS mode Table 6 2 shows contact ratings of relays for contact output Contact loads which satisfy any of these conditions to the wiring terminals Table 6 2 C...

Страница 94: ... PROGRAM 2 Mode RC400G 1 2 RC400G 3 RC400G 1 2 RC400G 3 Cell motor Metering pump Air pump 1 ON ON ON OFF ON ON ON OFF ON ON ON OFF ON ON ON OFF 2 2 SV1 FILTER 1 SV2 WASH SV3 LINE 1 SV4 LINE 2 SV5 FILTER 2 SV6 SAMPLE ZERO OFF OFF OFF OFF OFF OFF OFF OFF ON ON OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF ON OFF OFF OFF 1 The air pump is turned OFF only when oFF is selected with function code d in PROGRAM...

Страница 95: ...Blank Page ...

Страница 96: ...Furthermore allow water to run for about one day for complete stabilization of sand and then perform calibration again 7 2 Zero Calibration Calibration methods for residual chlorine analyzer zero point include the open input circuit method and chlorine free water method The open input circuit method is a calibration method which is conducted with no current flowing between the indicator electrode ...

Страница 97: ... for supplying chlorine free water to the residual chlorine analyzer standard solution tubing connecting port Rc1 4 screw Immerse the opposite end of the tube in chlorine free water 4 Transfer the sample water standard solution selector valve to the standard solution position and feed the detector with chlorine free water The measured value normally stabilizes in approx 5 to 10 min 5 Confirm that ...

Страница 98: ...flow and the analyzer waits a preset relaxation time the time required for zero water to be replaced with sample water The held analog output is released and HOLD and CAL lamps turn off NOTE The automatic calibration will be aborted if the mode is changed to the one other than the MEAS mode during the calibration Upon abort the held analog output is released and HOLD and CAL lamps turn off The cal...

Страница 99: ...ter is supplied for the preparation time of automatic zero calibration and sample water is supplied for the relaxation time of automatic zero calibration After the flushing is completed the held analog output is released and the HOLD lamp turns off The timer of zero filter flushing cycle is activated or deactivated in the following condition l The timer is activated when the power is turned on pro...

Страница 100: ... that the electrode mechanism block is properly installed in the measuring tank after the zero calibration and also that the electrode rotates smoothly in the cell Conduct span calibration using a calibrating standard solution which has a residual chlorine concentration of around 80 of the output range used Dilute commercially available sodium hypochlorite NaClO using purified water and adjust it ...

Страница 101: ...Remove the tube used for calibration and transfer the sample water standard solution selector valve to the sample water position If error message Err22 failure is detected in span calibration this calibrating operation becomes invalid Recalibrate span exercising care for correct entry of calibration standard solution residual chlorine concentration Err22 is detected when the ratio of measured sens...

Страница 102: ...ed Occasionally See subsection 8 10 Yearly 8 2 Reagent Replenishment Reagents are consumed at the rate of 2 to 2 4 l day When there is but slight reagent left in the reagent tank replenish with reagent prepared in advance with subsection 4 2 1 Normally replenish reagent by transferring the reagent prepared in a different tank to the reagent tank If reagent is to be prepared directly in the reagent...

Страница 103: ...ts for cleaning the measuring tank Otherwise the transparency may be damaged or cracks may occur 5 Transfer the glass beads to another container and wash the dirt off with dilute hydrochloric acid Then rinse well with water 6 Clean the bead case and beads case cover Clean them according to the procedure described in step 4 cleaning the measuring tank NOTE The beads case cover may become clouded in...

Страница 104: ... in Figure 8 1 Apply two or three drops of the attached lubricant engine oil into each block oiling port Perform oiling at the approximate rate of once a month Sample water metering pump driving lever support block Reagent metering pump driving lever support block F8 1 ai Figure 8 1 Metering Pump Driving Section 8 7 Replacement of Bellofram and Valve Sheet in Metering Pump In principle replace the...

Страница 105: ...revent reagent from flowing out of the reagent tank 2 Remove the transparent plate of the metering pump Loosen four screws located on the front face 3 Remove the ring which forces the Bellofram flange down 4 Remove the retainer fixed to the piston with screw 5 Remove the Bellofram which has been used and mount a new Bellofram For mounting first press the Bellofram flange using the ring Fold the Be...

Страница 106: ...4 ai Figure 8 4 Valve Sheet Construction and How to Remove It 4 Remove the used valve sheet from the shaft and properly fit a new valve sheet to the shaft Mount the valve sheet so that its flange is not forced out from the valve sheet pressing foot groove 5 Fully screw the valve assembly into the pump main body 6 Incorporate the metering pump to the pump mounting plate and then mount this plate to...

Страница 107: ...Filter Surface Check the surface of sand filter for the formation of mud balls Formed mud balls should be crushed using a stick Check that crushed flocks flows out at the time of back washing To prevent recurrence the cleaning time should be set longer or the cleaning cycle shorter 8 9 2 Checking the Sand Volume in Sand Filters Flocks and other sediment in the sand filters are discharged from the ...

Страница 108: ...ement A filter is installed at the bottom of the sand filter to prevent the sand from falling off see Figure 8 6 When the filter is clogged and the specified flow rate cannot be achieved replace the filter by following the procedure below l Filter Replacement Procedure see Figure 8 6 1 Close the sample water valve s and cleaning water valve to stop supplying sample water and cleaning water RC400G ...

Страница 109: ...cted effectively by combining full check and quick check In a full check components are checked thoroughly to ensure that no failure has occurred and a quick check is conducted at the time of calibration or other maintenance work It is recommended that components be replaced at recommended replacement intervals Table 8 2 shows items that need periodic inspection maintenance and replacement Table 8...

Страница 110: ... used inside Store it in room temperature and keep it away from direct sunlight Checks and Maintenance Rotating contact does not need inspection Never contact the rotating contact except when the replacement is performed Replacing the Rotating contact If they are replaced by the customer follow the steps below 1 Shut off the power fed to the free available chlorine analyzer to stop the operation G...

Страница 111: ...AUTION When you shut the cover of electrode mechanism be careful not to get cables caught that run inside the analyzer 8 10 2 Inspection Maintenance and Replacement of Drive Belt l Inspection and Maintenance Procedure The following inspections should be performed in time with other maintenance work which is performed with the cover of the electrode mechanism block open e g polish of indicator elec...

Страница 112: ...e following inspection should be performed approximately every six months Stop the operation of the electrode mechanism block for the inspection Turn the driven shaft by hand and check to ensure smooth rotation without looseness If looseness occurs if the driven shaft does not rotated by inertial force with the drive belt removed or if friction sound is heard immediately replace the driven shaft a...

Страница 113: ...face with the two tabs facing downward pass the plate through the driven shaft Align the tabs with the holes in the plate installed in step 11 and temporarily tighten the two screws 11 Install the rotating contact in the driven shaft NOTE The contact surface between the driven shaft and the rotating contact needs an electrical connection Make sure that the contact surface is clean Adherence of lub...

Страница 114: ...rom gear head motor If there s any abnormal sound check the motor assembly gear head In principle this should be done by Yokogawa The following inspection should be performed approximately every six months Motor rated torque and drive torque In CELL mode when motor is turned ON OFF after the ON command it should quickly reach speed Confirm that the difference in speed of rotation between its norma...

Страница 115: ...the case with a brush or appropriate tool 3 Replace the filter with a new one 4 Reverse the above steps to assemble 5 Turn on the solenoid valve SV6 to allow chlorine free water to run for at least 30 minutes Check that there is no leakage 6 Check that the reading approximates to zero Turn Cover fixed by pipe Filter activated charcoal Spacer Filter Case Figure 8 9 Replacing Activated Charcoal Filt...

Страница 116: ...tion 7 3 Err22 Err23 not Sensitivity failure Response failure Calibration input value out of allowable range Press ENT key Press ENT key Press key Metering pump flow rate measurement See subsections 4 3 5 and 4 3 6 Error Stopwatch operation incomplete Press ENT key Plateau characteristics collection See subsection 5 3 3 6 not Voltage etc input value out of allowable range not enterable Press key D...

Страница 117: ...eak from pump Adjust flow rate referring to subsection 8 8 Is it adjustable Deterioration of Bellofram or valve sheet is the cause of the failure Replace the defective part referring to subsection 8 7 NO NO NO YES NO YES YES YES YES NO F9 1 ai Figure 9 1 Metering Pump Inspection Flow Chart 3 Error code Err21 zero point failure Carry out the inspections described below in accordance with the zero c...

Страница 118: ...section 8 4 If not cleanable replace them Can calibration be performed Replenish reagent to the tank and recalibrate the analyzer NO NO NO NO YES YES YES YES NO F9 2 ai Is the applied voltage setup normal Is the voltage being applied YES YES YES NO NO Check the setpoint using the operation described in subsection 5 3 2 3 Measure the applied voltage between the connecting terminals ME and RE If set...

Страница 119: ...ailure Resetting failure Display Err11 Err12 Err13 Err14 Err15 Err24 Err25 Concentration range exceeded Sample temperature failure Out of sample in the measuring tank Converter failure AD circuit failure Converter failure Memory comparison failure 1 Temperature compensation range exceeded Concentration upper limit setpoint exceeded Can be reset by the operation described in subsection 5 3 3 9 1 On...

Страница 120: ...stance of the wiring Temperature sensor is Pt 1000 conforming to DIN Standard Class B Check wiring connection to the counter electrode etc Other failures should be considered the indicator electrode failure etc Failure in temperature input circuit of the converter etc is the cause of failure If defective the circuit board assembly must be replaced Repair defective part such as loose terminal conne...

Страница 121: ... Repair defective part such as loose terminal connection Figure 9 4 Temperature Failure Inspection Flow Chart 3 Error code Err13 Out of sample in the measuring tank No sample water is supplied to the measuring tank Find out the cause by inspecting the following items a Check that tubing is securely connected b Check the metering pump operation following the inspection flow of Figure 9 1 c For the ...

Страница 122: ...ization is necessary Memory content initialization is carried out by the procedure given below Notice however that when memory content is initialized re setup of calibration factor for zero point and span adjustment factors for analog output and current input etc as well as setup data becomes necessary As setting except for the setup of calibration factor must be made in service mode contact Yokog...

Страница 123: ...Figure 9 6 is observed when power is turned ON again RAM or EEPROM is defective Replace the circuit board assembly carrying these components CHEC Err16 defective RAM momentary indication CHEC dFt Err17 defective EEPROM momentary indication indicated for about 15 sec Initial values are written Figure 9 6 Error Display in Power ON When memory contents in EEPROM is initialized the stored setting date...

Страница 124: ...Polish the indicator electrode referring to subsection 4 3 10 and clean glass beads referring to subsection 8 4 If not cleanable replace them 2 Zero point and span are not properly calibrated 2 Calibrate zero point and span 3 Sand adsorbs chlorine when filter sand in the sand filter has been replaced 3 Clean sand repeatedly before performing measurement total cleaning time About 20 minutes No resp...

Страница 125: ...noid valve When a solenoid valve does not work at all check with a multimeter if the supply voltage for operating the solenoid valve is applied to the connecting terminals when the operation command is sent If the voltage is applied by operation command the cause of malfunctioning is on the solenoid valve side Replace the solenoid valve after checking that wiring connection is not the cause of the...

Страница 126: ... electrode mechanism 1 3 years Motor assembly 110 V K9334VQ Part for electrode mechanism 1 3 years Motor assembly 200 V K9334VR Part for electrode mechanism 1 3 years Motor assembly 220 V K9334VS Part for electrode mechanism 1 3 years Gear head 100 V 110 V K9332JP Part for electrode mechanism 1 3 years Gear head 200 V 220 V K9334VA Part for electrode mechanism 1 3 years Fuse 1 A A1109EF For electr...

Страница 127: ...as beads are gradually lost or become so contaminated they cannot be cleanable The quantity required for replenishment and replacement depends on the operating conditions in general one to two packs per year Two packs of glass beads are supplied as the accessory l Sand K9720FZ This is a spare part required for raw water type and treated water type analyzers and used in the following situations 1 W...

Страница 128: ...vity or manual analysis method used for measuring residual chlorine concentration of standard solution etc Procedure for Applying Conductive Silicon Grease to Indicator Electrode An electrical connection is required between the indicator electrode and the driven shaft To ensure to secure the electrical connection conductive silicon grease is applied to the female thread part of the indicator elect...

Страница 129: ...ly are used to rotate the rotary shaft smoothly The bearings will be worn gradually and so should be replaced after approximately 3 year operation The replacement in principle should be conducted by Yokogawa Note It is recommended that the O ring P N Y9115XB in the electrode holder in the driven shaft assembly should also be replaced at the same time l Drive Belt L9804UK The drive belt will be wor...

Страница 130: ...4A01 04EN 1st Edition Apr 2019 YK 3rd Edition Feb 2020 YK Model RC400G 1 1 3 2 5 4 Item Part No Qty Description 1 1 Converter see page 4 2 1 Detector see page 5 3 1 Metering Pump Assembly see page 6 4 1 Overflow Tank 5 1 Air Pump Option K9087XA For 100 V AC power supply K9087XF For 110 V AC power supply K9087XG For 200 V AC power supply K9087XH For 220 V AC power supply Style S4 ...

Страница 131: ...nverter see page 4 2 1 Detector see page 5 3 1 Metering Pump Assembly see page 6 4 1 Sand Filter Assembly see page 7 5 1 Air Pump Option K9087XA For 100 V AC power supply K9087XF For 110 V AC power supply K9087XG For 200 V AC power supply K9087XH For 220 V AC power supply 6 K9326VG 1 Pressure Reducing Valve ...

Страница 132: ...nverter see page 4 2 1 Detector see page 5 3 1 Metering Pump Assembly see page 6 4 1 Sand Filter Assembly see page 7 5 1 Air Pump Option K9087XA For 100 V AC power supply K9087XF For 110 V AC power supply K9087XG For 200 V AC power supply K9087XH For 220 V AC power supply 6 K9326VG 1 Pressure Reducing Valve ...

Страница 133: ... SV1 SV2 SV3 SV4 SV5 SV6 ppm MODE DATASET V V MANUAL OPERATION SY1 SY2 SY3 SY4 SY5 SY6 R1 R2 11 12 O1 O2 F1 F2 M1 M2 L2 L1 U1 U2 U3 U4 T1 T2 G G C1 C2 V1 V2 V3 V4 J1 J2 A1 A2 CONVERTER 1 2 3 Item Part No Qty Description 1 1 Converter 2 A1109EF 1 Fuse 1 A 3 A1113EF 1 Fuse 3 A ...

Страница 134: ... 1 Sleeve 3 1 Motor Assembly 12 K9332KQ 1 Nipple K9334JY For 100 V AC power supply 13 Y9114XB O Ring K9334VQ For 110 V AC power supply 14 K9332KR 1 Cock Assembly K9334VR For 200 V AC power supply 15 Y9110XB 1 O Ring K9334VS For 220 V AC power supply 16 K9332KP 1 Insert 4 K9332WA 1 Cable 17 L9831KL 1 Nut 5 K9332SR 1 Rotating contact 18 L9831KN 1 Sleeve 6 1 Counter Electrode 19 K9332KZ 1 Beads Case ...

Страница 135: ...g 4 K9041DA 1 Gear 14 G9303AM 2 O Ring 5 L9805GF 1 Bearing 15 K9041HC 4 Valve Sheet 6 K9041DF 1 Gear Head Assembly 16 L9819AA 1 Bellofram for Reagent Pump 7 K9041EN 1 Motor 1 L9819AB 1 Bellofram for Sample Pump K9041EQ 1 Motor 2 17 K9041FU 1 Plate for Reagent Pump 8 K9041BP 1 Bracket Assembly K9041FP 1 Plate for Sample Pump 9 K9041JU 2 Block Assembly 18 L9800EA 4 Screw for each pump 10 K9041JK 2 L...

Страница 136: ...SV1 SV2 for Model RC400G 2 K9332RN For 100 V AC power supply K9332RP For 110 V AC power supply K9332RQ For 200 V AC power supply K9332RR For 220V AC power supply 4 1 Solenoid Valve SV3 SV4 for Model RC400G 3 K9332RW For 100 V AC power supply K9332RX For 110 V AC power supply K9332RY For 200 V AC power supply K9332RZ For 220 V AC power supply 5 1 Solenoid Valve SV1 SV2 SV5 for Model RC400G 3 K9332R...

Страница 137: ...MPL 12F04A01 04EN 3rd Edition Feb 2020 YK 1 2 Model RC400G AZC with Auto Zero Calibration Option Item Part No Qty Description 1 K9726EG 1 Filter Assembly L9862AY 1 Filter Element 2 A1029MV 1 Solenoid Valve ...

Страница 138: ...G Reagent Tank CMPL 12F04A01 11E 5th Edition Mar 2013 YK l Model RC401G A l Model RC401G B 1 1 6 2 2 3 4 3 4 5 l Model RC401G C 7 Item Part No Qty Description 1 K9041ZN 1 Cap 2 K9725GQ 1 Pipe 3 K9725GY 1 Plug 4 G9303NV 1 O Ring 5 K9725HA 1 Needle Valve 6 K9332XA 1 Stand 7 L9869FJ 1 Pump Consult with Yokogawa for the product before April 1999 ...

Страница 139: ......

Страница 140: ...Some note added for spare parts Mar 2013 6th Edition For Style S3 P 1 2 Indicator electrode changed to gold alloy electrode of Sec 1 1 by style S3 P 1 4 Change of applied voltage of Sec 1 2 by style S3 P 2 2 Indicator electrode changed to gold alloy electrode of Sec 2 1 1 by style S3 P 2 6 Style of RC400G MS code changed to S3 P 2 7 P Nchangeoffuse 3A forspareparts P Nofindicatorelectrodeanddriven...

Страница 141: ...ications P 4 5 Some revision of Table 4 2 P 4 7 to 4 8 Some error correction P 5 3 to 5 6 Some revision of Table 5 3 to 5 6 P 5 14 to 5 20 Some error correction and some revision of Figure 5 6 P 5 21 to 5 22 Some revision of 5 3 4 Key Operations in PROGRAM 1 Mode P 5 27 Addition of 9 Setting Averaging Coefficient and following number of items revised P 5 33 Some revision of Figure 5 14 P 6 4 to 6 ...

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