Bubble Grasslin Time Clock Operating Instructions
Contents
1. th Manual Daylight Change Key h Setting the Hour 12 AM m Setting the Minute 12 01 AM Day Set Day s for time and programs Recessed keys use a pen point to press u LCD DISPLAY ELEMENTS The LCD incorporates a number of different elements to display various data and information Days of the Week Daylight Time Symbol h THT AM and PM Symbol LI LI oe Time of Day or AM Lt Switching Time OFS 1 X Manual Override ON ON OFF Symbol Under normal operation the clock symbal should always appear id Run Mode Symbol Auto ON Symbol indicates output is ON based on program Terminals 384 make while 3 amp 5 break C O Aulo OFF Symbol indicates output is OFF based on program Terminals 384 break while 3 amp 5 make Q Continuous ON Symbol indicates output is permanently ON Terminals 384 make while 385 break O Continuous OFF Symbol indicates output is permanently OFF Terminals 3 amp 4 break while 385 make e S Temporary ON Symbol indicates output is temporarily ON Terminals 3 amp 4 make while 3 amp 5 break It will resume Auto operation at the next program event O S Temporary OFF Symbol indicates output is temporarily OFF Terminals 384 break while 385 make It will resume Auto operation at the next program event PROGRAMS The Digi 20 will accept up to 20 programs A program consists of An ON or OFF command 2 Time of day Hour and Minute 3 Si2. DAY TIME SWITCHES Same panel or flush mount con figuration as the Digi 20 21Amp 2HP SPDT Switch TufteMaster GM amp GMX Series MECHANICAL amp ELECTRONIC 24 HOUR AND 7 DAY TIME SWITCHES SPDT amp DPDT 30Amp amp 21Amp in NEMA 1 or NEMA 3R Enclosures KM2 In Wall Timer 24 HOUR OR 7 DAY Replaces standard wall switch 20Amp 120VAC SE FrostKing FrostKing Refrigeration Defrost Timers DTMY replace all standard Paragon or Precision models GRASSLIN CONTROLS CORPORATION A GE Industrial Systems Company 31 Industrial Ave e Mahwah New Jersey 07430 Tel 201 825 9696 Fax 201 825 8694 www grasslin com PA Digi 42 7 DAY ELECTRONIC TIME SWITCH Similar to Digi 20 except has Holiday program and auto matic daylight time changeover Digi 42 2 TWO CHANNEL TIME SWITCH Same features as Digi 42 except it has two channels Talento 800 ONE TWO OR FOUR CHANNEL 365 DAY ELECTRONIC PROGRAMMABLE TIME CONTROL Automatic Daylight Time changeover and many other features KLT Series MECHANICAL SPRING WOUND COUNTDOWN TIMER Mounts in single or multi gang electrical boxes with standard or decorator wallplates Printed in USA O78US 10 03
3. ON The ON or OFF was not entered as part of the program ON or OFF must be selected E TESTING UNIT After the unit has been programmed you may want to check if it will perform ON OFF switching at the correct times To accomplish this test simply change the current time to 1 minute before the actual pro grammed switching event time For example if the ON time programmed is at 8 00AM MON SUN and the OFF time programmed is at 5 00PM MON SUN then first check the ON event by changing the current time to 7 59AM The unit will display as follows see setting the time section 1 Minute tater gt gt gt gt Seba il AM q 5 z Make sure appear to indi the Auto OFF cate the eO Symbol switching appears ppear at B 00AM To check the OFF event change the current time to 4 59PM The unit will display as follows see setting the time section 1 Minute Auto OFF Later gt gt gt gt Symbool will Make sure PM C mn appear to indi the Auto ON LILI cate the Symbol switching appears eo eveni occurred at 5 00PM This process verifies that the unit will switch at the proper programmed times Now simply change the time to the actual current time event occurred Digi 20 Program Schedules Prog ON OFF Day s 1 On 7am 30 Mon Tue Wed Thurs Fri Other Grasslin Time Control Products MIL 72 Series ELECTROMECHANICAL 24 HOUR amp 7
4. a Operating Instructions FM 1 digi 20 One Channel Electronic Time Switch The FM 1 digi 20 is a compact electronic 24 hour 7 day time switch module with heavy duty relay contacts for switching low or line voltage loads Applicable for time of day control of pumps fans heaters HVAC control circuits lighting machinery and many other types of commercial industrial and agricultural equipment The FM 1 digi 20 features large keys with unique circular pattern for easy programming an easy to read LCD display and capacitor backup to retain program memory during power outages TECHNICAL DATA Channels 1 SPDT Input voltage models Programs 20 available Holiday Program No 24VAC DC 120VAC Daylight time changeover Manual 208 240VAC Manual 3 way override Switching output SPDT relay On Auto Off Switch ratings Shortest switching time 16A res 277VAC 1 minute 1000W Tungsten 250VAC Reserve carryover 5 days 500W 125VAC SPECIFICATIONS Input draw 4VA Input frequency 50 or 60Hz Wiring connections 1 4 quick connects Ambient temperature 20 F to 140 F 28 C to 60 C UL and Canadian UL recognized File E83486 GRASSLIN A GE industrial Systems Company Dimensions 1 26 32mm 2 36 60mm 0 06 21mm 2mm 2 44 62mm 0 134 Diameter 3 4mm INSTALLATION amp WIRING Terminal Connections Note Although the FM 1 madels contain some degree o
5. appears Press h key to O5PM Press m key once to 00 Press Day key two times 123485 is displayed Press Prog key to enter Program 3 OFF at 7 00PM ida Press SS key twice OFF symbol appears Press h key to 07PM Press m key once to 00 Press Day key 9 times until only 6 is displayed Press Prog key to enter Press O key to enter Run Mode IMPORTANT IF AN ON TIME WAS PROGRAMMED THAT IS FARLI ER IN THE DAY THAN THE CURRENT TIME PRESS 3S ONCE TO BETURN THE TIMER ON IT DOES NOT LOOK BACK TO DETERMINE IF IT SHOULD BE ON OR OFF AFTER PROGRAMMING NOTE If 24 hour time control same schedule every day of the week is desired ignore Day key if a ON or OFF symbol is not entered the ON symbol will flash and program will not be accepted m DAY KEY SELECTIONS Press Day Key Display Shows Days O times 1234567 Every Day 1 time 123456 Mon Sat 2 times 123465 Mon Fri 3 times 67 Sat amp Sun 4 times 1 Monday 5 times 2 Tuesday 6 times 3 Wednesday 7 times 4 Thursday 8 times 5 Friday 9 times 6 Saturday 10 times 7 Sunday E REVIEWING PROGRAMS To review the programs at any time press Prog key Programs will appear in the order they were entered with repeated presses of the Prog key After all programs have been reviewed the blank display will appear to allow entering another program Another press of the Prog key will display the number of free programs available such as Fr 16 if 4 programs
6. eek have not been set See SETTING THE TIME NOTE This is the condition after a reset If the timer is found in this condition after it has been installed programmed and operating for a while it may indicate that electrical noise or voltage transients have disrupted the microprocessor causing a loss of program information Calf 1 800 272 1115 and request that a no charge Snubber Fitter be sent to you to place across the input to the timer which may solve the problem A second but very unlikely cause of loss of program is a power fail ure with the backup capacitor low or dead Check by disconnecting power and monitoring how tong the capacitor keeps the time of day in the display Typically the capacitor will maintain the time and programs for 5 days PROBLEM Time of day was set while holding the C key down but days are still flashing SOLUTION Current day of week was not set while holding down the key See SETTING THE TIME PROBLEM It is 10AM and a ON program for 8AM was entered but the output is not ON Display shows the Gand O symbols SOLUTION After programming the timer does not look back to determine if it should be ON Press the key temporary override to turn the output ON appears in display The timer will resume automatic operation at the next programmed event PROBLEM A program for 8AM Monday thru Friday was entered but it will not accept it and is flashing SOLUTI
7. f spike and electrical noise protection as with all electronic devices these units can be affect ed by electrical noise Therefore it is recommended that they be powered from a voltage source that has no switching devices or inductive loads connected 1 Check the input and output ratings marked on the unit to make sure this product is suitable for your supply voltage load and application 2 Disconnect supply power prior to installation to prevent electrical shock 3 Install in accordance with all applicable National and Local electrical code requirements MOUNTING OPTIONS The standard FM 1 models may be surface mounted inside a panel or flush mounted with MK FM mounting kit available from Grasslin Indoor NEMA 1 and outdoor NEMA 3R enclosures are available for stand alone mounting Consult Grasslin catalog or price sheet for various options A mounting base MB FMPC is available for printed circuit board mounting A clear plastic dust cover DC FM is also available Models are also available with screw terminals and DIN rail mounting or for flush mounting with housing and clear cover Digi 20A amp Digi 20E Norrat Closed Dry Coma Typical Wiring 120VAC Application FM 1 Digi 20 PL m KEYPAD DESCRIPTION Setting the Time Automatic Run Mode Prog Program Mode Res Reset Clears all programs and time X Select ON or OFF in Prog Mode Manual Override in Run Mode
8. have been entered E MANUAL OVERRIDE TEMPORARY While in the Run Mode pressing the S key once will reverse the output ON to OFF or OFF to ON The I symbol appears in the display to indicate a temporary override At the next scheduled switching time automatic control resumes eliminating the override CONTINUOUS While in the Run Mode Pressing the X key twice wili turn the output to ON perma nently K symbol appears in display Pressing the key three times will turn the output OFF perma nenily I symbol appears in display To terminate a continuous override press the key until appears in the display E CHANGING A PROGRAM Select the program to be changed with the Prog key A new set of days may be selected with the Day key just as in initial programming Hour and minute can be changed with the h and m keys Press Prog key to store ihe new program E DELETING A PROGRAM To delete only one or a few programs Press Prog key until the desired program is displayed Press m key to 59 and press once more to blank out Press h key to 11PM and press once more to blank out Press key display will flash for several seconds and then enter the Run Mode Using the reset key will delete ALL programs the time of day and day of the week P3 E TROUBLESHOOTING PROBLEM Days are flashing pressing any key does nothing except 1 key turns output ON and OFF SOLUTION Time of Day and Day of W
9. ngle day or multiple days A program is required for each ON event and a program is required for each OFF event NOTE MULTIPLE ON OR OFF EVENTS MAY BE PROGRAMMED For example Program 1 may turn the office air canditioner ON at 8AM Mon Fri Program 2 may turn the air conditioner OFF at 5PM Mon Fri If sameone is working late they may press the override key to turn ON the air conditioner If they forget to press the override key again when they leave the air conditioner will stay ON all night or all weekend To prevent this from occurring additional OFF times may be programmed Program 3 can turn the air conditioning OFF at 6PM e Program 4 can turn the air conditioning OFF ai 7PM e Program 5 can turn the air conditioning OFF at 8PM etc IMPORTANT BEFORE PROCEEDING WITH SETTING THE TIME AND PROGRAMMING THE UNIT PRESS THE RESET E KEY TO CLEAR ALL DATA FROM MEMORY wP2 m SELECTING AM PM OR MILITARY TIME After pressing reset the display may show AM righi The numbered day symbols will be flashing on and off If the display does not show AM it is in military time mode 24 00 hr To AM change to AM PM mode press and hold the h key and press the 1h key once ice AM will appear in display If display is i AM mode and military mode is desired press and hold the fh key press the 1h key once E SETTING THE TIME NOTE l the h and m keys are held down longer than 2 seconds the numbers will advance ra
10. pidly Press and hold the key during the following if Daylight Savings Time is in effect press h first 1 Press h to advance to ihe current hour while holding down the key 2 Press m to advance to the current minute while holding down the key 3 Press Day repeatedly to advance to current day while holding down the O key NOTE If the days are flashing it indicates the day of the week was not set when setting the time The timer cannot be programmed untess the day of the week is entered E MANUAL DAYLIGHT TIME CHANGEOVER Each year in the Spring press 1h to advance the time an hour In the Fall press 1h to set back an hour E PROGRAMMING 24 HOUR OR 7 DAY SCHEDULES it is helpful to write out the program schedules before beginning See last page IMPORTANT THE CURRENT TIME OF DAY AND DAY OF WEEK MUST BE SET PRIOR TO PROGRAMMING SEE SET ETING THE TIME N a jiBd456 7 1A L A i Example Program 1 ON at 7 00AM Monday thru Saturday Program 2 OFF at 5 00PM Monday thru Friday Program 3 OFF at 7 00PM Saturday Three programs need to be entered 12394567 Press Prog key only once Display shows AM i Program 1 ON at 7 00AM Monday thru Saturday Press SS key once ON symbol appears Press h key to O7AM Press m key once to 00 Press Day key once 12345 6is displayed Press Prog key to enter Program 2 OFF at 5 00PM Monday thry Friday Press SX key twice OFF symbol
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