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Advantage Controls MegaTron Series, Техническое руководство по установке и обслуживанию, Страница: 17 / 23

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4.7       28-Day Timer 

 
Each 28-day timer has a Program 1 and a Program 2 for programming the various feed times.  
The programming for Program 1 and 2 are the same but allow for more variation in the timer’s 
relay activation. 

 

WEEKS-

 The week(s) that the timer is to feed. 

DAYS- 

The day(s) that the timer is to feed. 

START-

The time of day for the timer to start. 

RUN-

 How long the timer is to run. 

PREBLEED-

How long the controller is to 

bleed down before feeding in chemical.  
NOTE: The prebleed starts at the START 
time programmed above. 

>SYSTEM 1 TIMER 1 CHANGE< 

WEEKS    

MIN 

COND 

DAYS 

   FEED 

LOCK 

START TIME 

    BLEED LOCK 

RUN 

TIME 

  FLOW 

LOCK 

PREBLEED

 

MIN COND-

The minimum conductivity that 

the unit will prebleed down to. 

FEED LOCK-

Which other system timer to 

lockout during this timers run time. 

BLEED LOCK-

How long to lock out the 

bleed function after the timer’s run time. 

FLOW LOCK-

If the system has a flow 

switch you can ignore it for this timer. 

 

5.  

Customize

 

 
 

>CUSTOMIZE< 

UNIT NAME 
SYS 1 NAME  

SYS 2 NAME 
RELAY NAMES 

 

 
CUSTOMIZE – 

Allows for the user to define the 

on-screen name for the Unit, System 1 and 
System 2 (if applicable) as well as the names for 
each relay. 
 

 
 
6. Alarms 

 

ALARMS – 

Shows any current alarms. 

 
 
 
 
 
 
 

 

>ALARMS< 

SYS 1 ALARMS 

SYS 2 ALARMS 
 

 
 

 

 

 

 
7. 

Date and Time Set Up 

 

>SET DATE AND TIMES< 

SET DATE 

SET TIME 
SET DAY 

SET WEEK 
Friday May 18, 2002 03:04:56 

DATE AND TIME - 

 For setting the date, 

time, day and week on the controller. 
 
 
 
 

 

17 

Содержание MegaTron Series

Страница 1: ...MegaTron Controller Manual Installation Maintenance HE 30 8 26 2002 ...

Страница 2: ... 8 B Boiler 8 III Front Panel Drawing 11 Description 11 IV System Operation Overview 12 Start Up 12 Calibration 12 V Menu Navigation 13 VI Maintenance 20 Electrode Cleaning Procedures 20 VII Troubleshooting 22 VIII Warranty 30 Day Billing Memo Policy 23 Instructions herein apply to various MegaTron models Some parts may not apply to your specific model number We have tried to include instructions ...

Страница 3: ...Remote Communications bus only P pH Control H1 Direct Connect Communications R ORP Control H2 Internet Connect Communications T Temperature Control J Additional System Card bus only F1 to F5 Chemical Feed Timers K Additional Control Relays E Flow Switch Assembly Y ETL Agency Listing Approvals L1 to L5 Drum Level Alarm Inputs A model number will start with MG and will be followed with the Base Syst...

Страница 4: ... 14 pH units 3 ORP The ORP function monitors and controls ORP on a scale of 1000 mV Chemical Feed Timers Chemical feed timers are designed to automate the addition of various chemicals by activating a relay output Multiple timers can be supplied depending upon the model number and each timer will include a relay output All timers can be programmed to be one of the following types 1 Pulse Time This...

Страница 5: ... some labeled signal leads are provided for all signal low voltage connections for both pre wired and conduit units Pre Wired Pre wired units are supplied with a 16 AWG cable with 3 wire grounded USA 115 volt plug for incoming power and 3 wire grounded receptacle cords for all control relay outputs also 16 AWG Conduit Conduit units are predrilled at the factory and supplied with conduit knockouts ...

Страница 6: ... water meter flow pre wired with labeled cables coming out of the controller If it is desirable to wire directly to the system cards the following diagram indicates all connection for each system card WARNING This procedure is not recommended since it requires removal of the front panel 6 ...

Страница 7: ...ons as much as possible for proper operation A Cooling Tower The standard probe s and or flow assembly for cooling tower installations is constructed of schedule 80 PVC and supplied with slip fittings for installing into a sample line To insure proper operation the sample line must have a flow rate of 3 10 gpm Inlet pressure must be higher than outlet pressure in order for water to flow past the e...

Страница 8: ...d boiler electrodes part BE 4BC have a 1 MNPT stainless steel bushing and are supplied with a 1 FNPT cross designed for mounting in the skimmer surface blowdown line Sampling of the boiler s water can be achieved using one of two typical plumbing configurations continuous sampling or timed and or hold sampling For a 8 ...

Страница 9: ...his device will prevent flashing in the electrode chamber NOTES 1 Install a fully ported type valve between the electrode and the boiler This allows the electrode to be isolated for removal and cleaning 2 A flushing line and 1 4 turn type ball valve should be installed in the bottom of the cross to periodically flush sediment from the electrode chamber 3 Make sure the alignment arrows on the probe...

Страница 10: ...Typical Continuous Sampling Boiler Installation Diagram Typical Timed Sampling and Sample and Hold Boiler Installation 10 ...

Страница 11: ...t or setting options to find desired setting SET UP RUN System initializes into RUN mode Press this switch to put the controller in SET UP Mode and see HOME menu page ENTER Key Used to log a changed value into program HOME Key Used to go back to the HOME menu page CANCEL Key Used to clear values keyed in that are not wanted HELP Key Used to access help screens BACK Key Used to go back to last menu...

Страница 12: ...r to skim through all your options A Calibration All MegaTron controllers are factory calibrated for temperature conductivity pH and ORP All units are shipped with the date preset and the clock set to your current time These readings and settings should be verified for accuracy and adjusted as per the instructions listed below An accurate temperature reading is critical to a good conductivity read...

Страница 13: ...desired value or selection NOTE When entering new numeric values enter all available digits characters 1 Home Menu From the HOME menu select the desired menu The menu name explains what parameters can be programmed in the menu HOME SETUP SETPOINTS DATE TIME CALIBRATION CONFIGURE TIMERS HISTORY CUSTOMIZE WATER METER ALARMS RELAYS SET POINTS Setting control set points for conductivity temperature pH...

Страница 14: ...DIFFERENTIAL Amount reading changes by before the relay is turned off HIGH ALARM What reading generates a High alarm notification LOW ALARM What reading generates a Low alarm notification LIMIT TIMER What amount of continuous bleeding will generate a time alarm notice 3 Calibration Calibration is for adjusting the unit s displayed value of a probes reading to match your tester or known solution SY...

Страница 15: ...IMER 4 TIMER 5 TIMERS Select the type 28 day pulse limit percent or percent of post blowdown as well as the run times of each timer available per system 4 1 Timer Type Selection A pop up screen lets you scroll through the various timer types available SYSTEM 1 TIMER 1 SET UP SET UP TIMER TYPE SET TIMER TYPE PULSE PULSE USE UP DOWN KEYS TO CHANGE PRESS ENTER TO ACCEPT Pulse A water meter activated ...

Страница 16: ...that the timer is to be on CYCLE TIME The amount of time in MM SS that the cycle is going to be 4 5 Post Bleed Timer SYSTEM 1 TIMER 1 CHANGE OF BLEED LIMIT TIME of BLEED The percent of the post conductivity bleed time that you want the timer to run LIMIT TIMER The limit timer is a safety feature that limits a single feed cycle to the amount of timer set regardless of the calculated post feed 4 6 W...

Страница 17: ...CK RUN TIME FLOW LOCK PREBLEED MIN COND The minimum conductivity that the unit will prebleed down to FEED LOCK Which other system timer to lockout during this timers run time BLEED LOCK How long to lock out the bleed function after the timer s run time FLOW LOCK If the system has a flow switch you can ignore it for this timer 5 Customize CUSTOMIZE UNIT NAME SYS 1 NAME SYS 2 NAME RELAY NAMES CUSTOM...

Страница 18: ...O Tells unit software specifics 8 1 Password CONFIGURE PASSWORDS ADMIN PASSWORD USER PASSWORD USER SET UP ADMIN PASSWORD The administrator password gives access to all menus except factory set up USER PASSWORD The user password allows the user to access HOME menus that are made available in USER SET UP 8 2 Relays CONFIGURE RELAYS RELAY 1 RELAY 2 RELAY 3 RELAY 4 RELAY 5 MORE RELAYS CONFIGURE RELAYS...

Страница 19: ...nsor Samples 882 Relay Alarm Events 323 9 1 Viewing History RELAY LOGS Relay activations displayed in a log form Arrow up to advice through the log HISTORY RELAY LOGS ALARM LOGS SENSOR HISTORY EVENT LOG ALARM LOG Alarm activations displayed in log form SENSOR HISTORY For selecting the parameters and viewing of a given probe reading s history in log or graph form EVENT LOG Displays various keypad a...

Страница 20: ...solution to remove loose dirt etc from the flat surface of the electrode 4 If the electrode has deposits such as scale attached to the electrode surface a more aggressive cleaning approach will be needed There are several ways to do this the preferred method being the one that is easiest for the user a Use a mild acid solution to dissolve deposits b Lay a piece of sandpaper 200 grit or finer on a ...

Страница 21: ...ds is dramatically degraded when the pH glass is coated For pH electrode to restore the speed of response clean the bulb with a high quality detergent methyl alcohol or other suitable solvent using a Q tip Rinse well with distilled water and retest If the electrode now responds but erratically soak the sensor in 0 1 Molar HCl for 5 minutes Remove and rinse with water and place in 0 1 Molar NaOH fo...

Страница 22: ...rode Clean as needed Out of calibration Calibrate unit Will not calibrate Dirty electrode Clean electrode Faulty electrode Replace electrode if needed Faulty wiring to electrode Replace electrode if needed No system power Check power source Plug into different receptacle Check fuse Replace as needed Check connections Make sure ribbon cables are secure Pulse timer not activating Check wiring Repair...

Страница 23: ...alfunctions call 1 800 743 7431 provide our technician with Model and Serial Number information If he is unable to diagnose and solve your problem over the phone a fully warranted replacement panel will be shipped usually within 48 hours on a 30 Day Billing Memo This service requires a purchase order and the replacement panel is billed to your regular account for payment The replacement panel will...

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