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Special Holiday type. Each of the 6 special holidays can either be assigned as one of the
3 holiday schedules A, B or C or not selected. Press the NEXT key to program the special
holidays (starting with Good Friday) or press the +/- keys to move to a different holiday
type (e.g. Date).

Good Friday

Easter Sunday

Easter Monday

Thanksgiving Break (Thursday and Friday)

Boxing Day

Victoria Day

30

Summary of Contents for EL71

Page 1: ...EL71 Single Channel EL72 Two Channel Electronic Time Controls General Instructions http waterheatertimer org Paragon timers and manuals html EL ...

Page 2: ...S 28 PHYSICAL 9 HOLIDAY 29 FUNCTIONAL DESCRIPTION 10 OVERRIDE 32 CONTROL LAYOUT 10 RUN 33 INPUT CONNECTIONS 11 ACCESSORIES 34 KEYPAD DESCRIPTION 12 TEMPERATURE SENSOR 34 HIERARCHY OF CONTROL 14 LIGHT SENSOR 34 PROGRAMMING 16 COMPUTER INTERFACE ADAPTOR 35 PROGRAMMING OVERVIEW 16 COMPUTER SOFTWARE 35 MEMORY CLEAR 17 APPLICATION EXAMPLES 36 SET TIME 18 PROGRAMMING WORKSHEETS 48 2 ...

Page 3: ...e ters can be used contact the factory for information The EL series of time controls is versatile yet easy to program A simple keypad combined with a large user friendly display takes the frustration out of programming Specifications Programming Capabilities 128 Events An event can be an ON an OFF one of four user defined durations or one of four user defined duty cycle patterns Each event can be...

Page 4: ...a toggle type override input that is assignable to either or both outputs Closing the input causes the affected output s to be toggled to the opposite state and remain in that state until the occurrence of the next programmed event An optional timed on from 1 second to 23 hours 59 minutes and 59 seconds can be programmed Upon completion of this timed on the affected output s will return to the pro...

Page 5: ...ons Programmable from 1 to 366 days e g June 9th to August 27th 6 Specific Holidays Each holiday can be optionally selected Good Friday Easter Sunday Easter Monday Boxing Day Victoria Day Thanksgiving Thursday and Friday 3 Holiday Schedules Each of these 36 holidays can be assigned to one of three holiday sched ules A B or C For example if July 4th is assigned to holiday schedule A then on July 4t...

Page 6: ...ds 1 minute 5 minutes 10 minutes and 15 minutes Momentary The EL71 and EL72 each have two relays Both controls can be configured for either maintained or momentary operation The momentary option is intended for use with latching relays When configured for momentary a control will have only one channel relay 1 will provide a 1 second latching ON pulse and relay 2 will provide a 1 second latching OF...

Page 7: ...ase 120Vac 50 60 Hz EL71PC 208 240 Single channel plastic case 208 240Vac 50 60 Hz EL71PC 277 Single channel plastic case 277Vac 50 60 Hz EL72 120 Two channel metal case 120Vac 50 60 Hz EL72 208 240 Two channel metal case 208 240Vac 50 60 Hz EL72 277 Two channel metal case 277Vac 50 60 Hz EL72PC 120 Two channel plastic case 120Vac 50 60 Hz EL72PC 208 240 Two channel plastic case 208 240Vac 50 60 H...

Page 8: ...277 Vac 470 VA at 120 240 Vac Normally Closed Contacts 10 amp resistive or inductive at 120 277 Vac 1 4 HP at 120 Vac 1 2 HP at 208 277 Vac 3 amp ballast at 120 277 Vac 275 VA at 120 240 Vac 3 Wiring Power input and relay contact terminals can accommodate 10 16 AWG Sensor override input terminals can accommodate 14 22 AWG 4 Power Outage Carryover The program and time of day are maintained during a...

Page 9: ...s should be mounted indoors in an environment that is free from excessive contaminants such as oil moisture and dirt 4 The NEMA 3R plastic enclosure models are suitable for both indoor and outdoor use Physical Enclosure Dimensions NEMA 1 metal NEMA 3R plastic W 4 1 8 10 5 cm W 6 3 16 0 cm H 7 3 4 19 7 cm H 8 5 21 6 cm D 3 7 6 cm D 3 8 9 7 cm 9 ...

Page 10: ...FUNCTIONAL DESCRIPTION Control Layout 10 RS232 Master Reset Channel 2 EL72 Off Relay momentary Channel 1 EL72 On Relay momentary Program Header Menu TIME CONF ASTR EVNT INPT EVNT SENS HOL ...

Page 11: ...rride use 1 2 Use manual switch or iso lated contacts CAUTION Do not apply voltage to sensor inputs To do so will damage control NOTE It is recommended that shielded cable be used for sensor and override input wiring The shield should be tied to earth ground at the control 11 Input 2 Input 1 ...

Page 12: ...u header When pressed from a menu header the control will advance to the next menu header When pressed from a programming step the control returns to that menu header When pressed during review the control will go to the appropriate programming display REVIEW This key allows the user to review all the programmed steps using displays con densed to show as much information as possible on one display...

Page 13: ...control will go straight to the RUN mode without updating If the REVIEW key was pressed while in a programming step the control will perform a status update and return to the run mode When in the override menu this key will return the selected channel from an override to the current event status shown and return the control to the RUN mode OVERRIDE This key will take the user to the override heade...

Page 14: ...e current flashing item The keys will not work during review except to allow a faster step through events inputs and holidays Hierarchy of Control Priority Level 1 Stagger Up Priority Level 2 Timed External Override Priority Level 3 Toggle Override keyboard and external Priority Level 4 External Enable Priority Level 5 Astro Priority Level 6 Programmed events on off duration duty cycle sensor cont...

Page 15: ...t recent event is the one that is active As an example of hierarchy consider a simple lighting control application It is desired to turn park ing lot lights on at sunset and off at 11 00 PM Programming an ON event at 1 00 PM an OFF event at 11 00 PM and using the astro feature will provide the desired control The ON and OFF events at priority level 6 would energize the lights from 1 00 PM to 11 00...

Page 16: ...ins fully functional after pressing the REVIEW key provided the REVIEW key was not pressed while in the programming mode During operation the control will be in the RUN mode When programming or reviewing the order of the program headers and steps is as follows TIME set time date daylight savings time CONF 12 24 stagger up durations 1 4 duty cycles 1 4 ASTR sunrise sunset latitude hemisphere EVNT o...

Page 17: ...ey to begin programming After initial power up or a reset the control will be in MEM CLR memory clear mode This mode is only accessible once Toggle between MAINTAIN maintained or MOMENTARY momentary operation using the key When configured for momentary relay 1 will provide the ON pulse and relay 2 will provide the OFF pulse An EL72 configured for momentary operation will become a one channel contr...

Page 18: ...ith noon NOTE Only the PM indicator will appear in the 12 hr format Program month date and year To disable daylight saving time operation select NO Program the day that daylight saving time begins The control defaults to the first Sunday in April At 2 00 AM on this day the control s time will advance one hour Program the day that daylight saving time ends The control defaults to the last Sunday in...

Page 19: ...en channels This stagger up occurs after a power out age and after a status update This screen only appears with an EL72 using maintained relays The following stagger up selections are available NO not used 01 00 1 minute 00 05 5 seconds 05 00 5 minutes 00 15 15 seconds 10 00 10 minutes 00 30 30 seconds 15 00 15 minutes Programs the duration length for dUR1 dUR4 which are event types see Events Th...

Page 20: ... to 23 hours 59 minutes and 59 seconds The control will not allow an OFF cycle of 0 00 00 A duty cycle event will always start with the OFF cycle Programs the duty cycle on time for CYC1 CYC4 The ON cycle is programmable from 1 second to 23 hours 59 minutes and 59 seconds The control will not allow an ON cycle of 0 00 00 20 ...

Page 21: ...ll automatically update the sunrise time each day Offset Feature program today s sunrise time with the desired off set figured in The control will automatically update the desired offset time each day Program today s sunset time The control will automatically update the sunset time each day Offset Feature program today s sunset time with the desired offset figured in The control will automatically...

Page 22: ...U S LATITUDE CHART 22 ...

Page 23: ...23 ...

Page 24: ...World Latitude Chart 24 ...

Page 25: ...can be assigned to any day or combination of days including the 3 holiday schedules A B and C Use the NEXT key to begin pro gramming The keys will quickly step through the events when the event is flashing Select the event type select the channel and program the hours and minutes while each of these parameters are flashing using the key Select YES for each day that is to be included in this event ...

Page 26: ...oose the desired input type NONE not used On d On with off delay override OVr Toggle override ENb Enabler input F Fahrenheit temperature sensor C Celsius temperature sensor L Light level sensor U User defined sensor This screen is used for setting the off delay time when the input is configured as an On d override type The off delay is programmable from 0 seconds to 23 hours 59 minutes and 59 seco...

Page 27: ...e When a non zero value is programmed the override functions as a timed on toggle off override This screen is used for assigning channels to the inputs This applies only to the On d OVr and ENb input types This screen does not appear for a one channel control This screen is used for calibrating the sensors The following calibration options are provided F 12 11 9 8 6 5 3 2 0 2 3 5 6 8 9 11 C 8 7 6 ...

Page 28: ...ing The keys will quickly step through the sensor events when the event is flashing Select the sensor number select the channel and program the hours and minutes while each of these parameters are flashing When a sensor number is shown its sensor type F C L or U is also shown If the input is not configured as a sensor a question mark is shown Select YES for each day that is to be included in this ...

Page 29: ...mmed as a holiday schedule B Also assume that Nov 1st to Nov 30th SPAN is pro grammed as a holiday schedule A Then on Thanksgiving Day and the Friday after the control will execute the events that include HOLIDAY B in their day field since SPEC is a higher priority than SPAN For the rest of November the control will use events that include HOLIDAY A in their day fields The other 11 months assuming...

Page 30: ...3 holiday schedules A B or C or not selected Press the NEXT key to program the special holidays starting with Good Friday or press the keys to move to a different holiday type e g Date Good Friday Easter Sunday Easter Monday Thanksgiving Break Thursday and Friday Boxing Day Victoria Day 30 ...

Page 31: ...holiday day of week number 1 10 is not used no holiday schedule has been selected Press the NEXT key to program this holiday day of week or press the keys to move to other holiday day of week numbers This screen shows holiday 2 is programmed as the 1st Sunday in January with holiday schedule A assigned Program the month week number 1st 2nd 3rd 4th or last day and holiday schedule while each of the...

Page 32: ...t affecting a change to the load status This screen shows the status of both channels one channel for the EL71 on the bottom line of the display If the channel number is flashing the channel is currently overridden If it is flashing mostly on the channel is overridden on If it is flashing mostly off the channel is overridden off The channel currently pointed to will be flashing The current event f...

Page 33: ...ly off the channel is overridden off The input is also shown along with the status of that input The following is a list of the possi ble input status messages Message Input Config Status NONE not config On d On d input closed OFFd On d input open in delay N On d not active OVd OVR overridden on w delay V OVR not active or overridden on or off without delay ENb ENb input closed enabled dISb ENb in...

Page 34: ...erature sensor designed to interface directly with the EL71 and EL72 Specifications Operating temperature 40 F to 167 F 40 C to 75 C Resolution 1 5F 1C Model TS3 SAT is an unsealed indoor solid state temperature sensor designed to interface directly with the EL71 and EL72 Specifications Operating temperature 40 F to 140 F 40 C to 60 C Resolution 1 5F 1C Light Sensor Model LS R is a solid state lig...

Page 35: ...m the time control into the PC to allow review and verification Computer Software The Pecosoft EL software program provides a quick and easy method of programming and review ing the EL71 EL72 from a personal computer Programs can be written and stored on the PC and then loaded into the time control Programs can also be copied from the time control into the PC to allow easy review and verification ...

Page 36: ... F from 8 00 AM to 12 00 PM and to operate at 77 F from 12 00 PM to 5 00 PM on Monday through Friday On nights and weekends the air con ditioner will be off The air conditioner will also be off from October 1st to April 30th Temperature setpoints are to have a 1 F deadband Wiring Diagram 36 ...

Page 37: ... PROGRAM key to step through headers until EVNT event header is reached 6 NEXT First event is shown with event flashing 7 NEXT Event type is flashing 8 Select OFF event type 9 NEXT Channel no 1 is flashing This is the desired channel 10 NEXT Hours are flashing 11 Roll backward to select 5 PM 12 NEXT Minutes are flashing 00 is desired value 13 NEXT SUN is flashing NO is displayed 14 NEXT MON is fla...

Page 38: ...event is shown with event flashing 24 NEXT Sensor no is flashing NONE indicates that a sensor has not yet been selected 25 Select sensor 1 1 F is displayed 26 NEXT Channel no 1 is flashing This is the desired channel 27 NEXT Hours are flashing 28 Roll hours to 8 AM PM indicator is not displayed 29 NEXT Minutes are flashing 00 is desired value 30 NEXT SUN is flashing NO is displayed Step through th...

Page 39: ...o HOL holiday header 36 NEXT Displays SPEC special holiday header 37 Select SPAN holiday duration header 38 NEXT First holiday duration is shown with holiday flashing 39 NEXT Holiday start is shown with month flashing 40 Roll to OCT October 41 NEXT Holiday start date is flashing 01 is the desired date 42 NEXT Holiday end month is flashing 43 Roll to APR April 44 NEXT Holiday end date is flashing 4...

Page 40: ...control lighting circuits using latching relays The lights are to turn on at sunset and turn off at 11 00 PM The lights are also to turn on at 4 00 AM and turn off at sunrise This is to occur seven days a week Wiring Diagram 40 ...

Page 41: ...savings time information 6 PROGRAM Press PROGRAM key to step through headers until ASTR astro header is reached 7 NEXT Sunrise time is displayed with hours flashing 8 Set to today s sunrise hour 9 NEXT Sunrise minutes are flashing 10 Set to today s sunrise minutes 11 NEXT Sunset time is displayed with hours flashing 12 Set to today s sunset hour 13 NEXT Sunset minutes are flashing 14 Set to today ...

Page 42: ...nt type 23 NEXT Hours are flashing 24 Roll hours to 4 AM 25 NEXT Minutes are flashing 00 is desired value 26 NEXT SUN is flashing NO is displayed 27 Change NO to YES to assign this ON event to Sunday 28 NEXT Assign this ON event to MON SAT 29 NEXT Second event is shown with event flashing Program this second event as an OFF at 11 00 PM for SUN SAT 30 RUN Programming is complete The control will pe...

Page 43: ...Example No 3 Operation of Enabler Input 43 ...

Page 44: ...Example No 4 Operation of On d On with off delay override input Assume that off delay time is programmed for 1 hour Also assume that the channel s programmed state is off 44 ...

Page 45: ...nder control of a duty cycle event Case 1 no programmed ON time ONt 0 00 00 NOTES 1 OVr can be canceled from the keyboard override mode 2 Toggle override will end when the next programmed event is reached 3 OVr input is active with the closing of the input Opening the input has no effect 45 ...

Page 46: ...1 OVr ON cancels after 1 hour unless OVr input is closed again which will force an over ride OFF 2 OVr OFF can be canceled from the keyboard override mode 3 OVr input is active with the closing of the input Opening the input has no effect 46 ...

Page 47: ...nce and 2 this device must accept any interference received including interference that may cause undesired operation This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareill numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada 47 ...

Page 48: ...__ ___ ___ hours minutes seconds Duration 4 ___ ___ ___ hours minutes seconds Duty Cycle OFF 1 ___ ___ ___ hours minutes seconds Duty Cycle ON 1 ___ ___ ___ hours minutes seconds Duty Cycle OFF 2 ___ ___ ___ hours minutes seconds Duty Cycle ON 2 ___ ___ ___ hours minutes seconds Duty Cycle OFF 3 ___ ___ ___ hours minutes seconds Duty Cycle ON 3 ___ ___ ___ hours minutes seconds Duty Cycle OFF 4 __...

Page 49: ...gs Time yes no if yes Spring start DST ____ ____ in ____ i e 1st SUN in APR Fall end DST ____ ____ in ____ i e last SUN in OCT Astro Latitude ___ north south Channel 1 Assignment yes no Channel 2 Assignment yes no 49 ...

Page 50: ...U WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA...

Page 51: ...U WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA...

Page 52: ...f the following NONE On d OFFd __ __ __ hr min sec chan 1 yes no chan 2 yes no OVr ONt __ __ __ hr min sec chan 1 yes no chan 2 yes no ENb chan 1 yes no chan 2 yes no F calibration ___ C calibration ___ L calibration ___ U calibration ___ 52 ...

Page 53: ...owing NONE On d OFFd __ __ __ hr min sec chan 1 yes no chan 2 yes no OVr ONt __ __ __ hr min sec chan 1 yes no chan 2 yes no ENb chan 1 yes no chan 2 yes no F calibration ___ C calibration ___ L calibration ___ U calibration ___ 53 ...

Page 54: ...O TU WE TH FR SA HA HB HC 07 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 08 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 09 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 10 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 11 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 12 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 13 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 14 1 2 ___ ___ am...

Page 55: ...O TU WE TH FR SA HA HB HC 23 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 24 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 25 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 26 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 27 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 28 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 29 1 2 ___ ___ am pm SU MO TU WE TH FR SA HA HB HC 30 1 2 ___ ___ am...

Page 56: ... A HOL B HOL C not used Easter Sunday HOL A HOL B HOL C not used Easter Monday HOL A HOL B HOL C not used Thanksgiving Thu Fri HOL A HOL B HOL C not used Boxing Day HOL A HOL B HOL C not used Victoria Day HOL A HOL B HOL C not used 56 ...

Page 57: ...Holidays date Holiday Schedule Month Date HOLIDAY A B C or NONE 1 2 3 4 5 6 7 8 9 10 57 ...

Page 58: ...Holidays Day of week Week Holiday Schedule 1st 2nd 3rd 4th or last Date Month HOLIDAY A B C or NONE 1 2 3 4 5 6 7 8 9 10 58 ...

Page 59: ...Holidays duration Begin End Holiday Schedule Month Date Month Date HOLIDAY A B C or NONE 1 2 3 4 5 6 7 8 9 10 59 ...

Page 60: ... warranty does not apply to damage caused by misuse neglect accident or mishandling or to products which have been subject to repair by anyone other than Paragon opened or taken apart or which have not been proper ly installed or have been used other than in accordance with Paragon s instructions THIS WARRANTY IS IN LIEU OF ANY OTHER WARRANTY EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ...

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