Sapling SBT Series Скачать руководство пользователя

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The Sapling Company, Inc.
1633 Republic Road
Huntingdon Valley, PA 19006
USA

P. (+1) 215.322.6063
F. (+1) 215.322.8498
www.sapling-inc.com

Alternative Inputs - System-Side - Sync-Wire 110/230VAC (3200/3300 Only)

Black

J1-2

Power

Green

White

Ground

White

J1-1

Neutral

Yellow

Black

Reset

Power

Neutral

Reset

110VAC or
230VAC

Clock Circuit

110/230VAC SAM Series Wired Clock

110/230VAC SBT 3300 Series Wired Clock

or*

Clock Circuit 1

Clock Circuit 2

27 26 25 24 23 22

* ”or” means one pair of ports or
the other. You cannot, for instance,
use port 23 for reset and 27 for
power, nor can you use 26 for reset
and 24 for power. You must use
the pair

24 AND 23

or the pair

26 AND 27

Red & Blue Wires are NOT provided by Sapling

110/230VAC SAM Series Wired Clock

SMA Series Master Clock

Power

Corr

ection

Содержание SBT Series

Страница 1: ...apling Company Inc 1633 Republic Road Huntingdon Valley PA 19006 USA P 1 215 322 6063 F 1 215 322 8498 www sapling inc com Installation Manual V8 0 SBT SBTG Series TalkBack Clock Current as of November 2016 ...

Страница 2: ...Installation 30 Buzzer Installation 31 Alternative Inputs 31 System Side 2 Wire Digital Communication 32 RS485 33 3 Wire Synchronous Sync Wire Communication 24VAC 34 3 Wire Synchronous Sync Wire Communication 110 230VAC 35 Clock Side Sync Wire 36 39 RS485 40 User Inputs 40 Outputs 41 Manual Controls 42 48 sbdconfig Connecting to the Clock 49 Setting up sbdconfig exe 50 53 Task Bar 54 55 Display Se...

Страница 3: ... clock must be attached to a circuit breaker that can be reset by the user PHYSICAL INJURY HAZARD If you are standing on an object while installing your clock make sure that the object can support your weight and will not sway or move as you stand on it Take precautions to avoid injury by potential safety hazards near the point of installation including but not limited to heavy machinery sharp obj...

Страница 4: ...f your part number begins with SBT 31 or SBTG 31 you own a 3100 Series clock If your part number begins with SBT 32 or SBTG 32 you own a 3200 clock If your part number begins with SBT 33 or SBTG 33 you own a 3300 clock If the second group in your part number ends in S 31S 32S 33S you own a Surface Mount Clock which can be attached to a pole as a Flag Mount or a Double Mount If you wish to change t...

Страница 5: ...a and begin correcting itself within five minutes of being powered on Be aware of walls or other obstructions made of thick concrete or sheet metal as these may block the signal entirely System Setup Options There are three ways to operate a system of Sapling s SBT SBTG Series Wireless clocks The user may choose one or a combination of the options listed below 1 No clocks are used for transmission...

Страница 6: ...r not just the main transceiver repeater System Option 2 Battery powered analog clocks are used as transceivers repeaters This option assumes that there is at least one high powered transceiver in range of enough of the clocks and that the clocks can repeat the signal to all other clocks in the system REFER TO THE ANALOG CLOCK MANUAL FOR DETAILED INSTRUCTIONS 1 Install the batteries in the analog ...

Страница 7: ... the other transmitters will prevent the TalkBack clock from pairing with the correct master clock 1 Place the secondary clock as close as you can to the master clock s transmitter within 50 ft 2 Log on to the master clock s web interface See the SMA 5000 or 6000 Series TalkBack Master Clock manual for more information and diagrams 3 On the web interface go to the TalkBack tab and click on the Add...

Страница 8: ...u may also need a 1 4 inch drill 4 8x1 5 self tapping screws and 4 wall anchors for those screws if you decide not to attach the clock directly to the gang box If any of the items listed in the wiring kit are missing you may contact your dealer and order a replacement kit Included in Wiring Kit D PK 3 110 S or D PK 3 24 S Power grounding wires and connector 1 or 110V 24V VERY IMPORTANT INSTALL POW...

Страница 9: ...th the floor If you are using an existing gang box the top of the gang box must be a minimum of three inches away from the ceiling 4 If you do not wish to attach the housing to the gang box proceed to step 5A Otherwise go to step 6 Ceiling 4 Minimum 2 Run power and communication wiring to the gang box See the sections of this manual labeled Inputs System Side for additional details depending on yo...

Страница 10: ...ve at least 4 inches between the top rear edge of the housing and ceiling Confirm that the bottom of the mounting piece is level with the floor 5B Identify the keyholes towards the top of the back of the clock housing Use a pencil to trace the top of each keyhole onto the wall then use the 1 4 inch drill bit to drill holes at the locations of the two marks 5C Insert the wall anchors into the two h...

Страница 11: ...2x1 screws 5E Use a pencil to trace the holes beneath each keyhole onto the wall Take the clock housing off the wall drill holes at the marked locations and add another two wall anchors 5G Run power wires through the large hole in the back of the housing Secure the wires by passing them through the wire clamp 5F Repeat step 5D then pass another pair of 8 screws through the bottom holes and secure ...

Страница 12: ...the ports as shown below 24VAC DC Orange 24VAC DC Yellow 110 230VAC Black 110 230VAC White 1 2 3 4 5 Ground Green 9 Detach the frame from the front of the clock housing by pulling the bottom and top edges away from the housing 10 Use the 6 19x1 2 screws to attach the display board to the housing NOTE For 2 5 Digit clocks the holes for the screws will be on the left and right inner surfaces of the ...

Страница 13: ...e latches drop into place 11 Remove the plastic cover from the display board 13 Place the housing frame onto the housing You should hear a snapping noise as the latches drop into place 14 Power the clock After testing the LED segments and presenting some diagnostic information the clock will display the time based off if its internal quartz oscillator It will correct itself to show synchronized ti...

Страница 14: ... in the kits are missing you may contact your dealer and order a replacement kit Continued on next page Dual mount pole including mounting plate 10 32x3 8 green screw 8 32x7 16 screw 1 1 8 VERY IMPORTANT INSTALL POWER AND SET YOUR MASTER CLOCK OR REPEATER BEFORE POWERING THE SECONDARY WIRELESS CLOCKS A Sapling Master Clock and any Repeaters must be installed powered and set up BEFORE you attempt t...

Страница 15: ...nector 1 or 110V 24V PLEASE NOTE A user will also have to provide a Phillips head screwdriver a small flat blade screwdriver a single gang box any equipment needed to install the gang box and any additional wiring needed to extend the signal power or ground cables You may also need a 1 4 inch drill 4 8x1 5 self tapping screws and 4 wall anchors for those screws if you decide not to attach the cloc...

Страница 16: ... the two screws Set the screws and pole aside for later 4 Attach the mounting plate to the gang box using only two of the four long silver 6 32x1 screws With the mounting plate as a guide use the pencil to trace the locations of the four larger holes at the outer corners Ceiling 11 Minimum 2 Run power and communication wiring to the gang box See the sections of this manual labeled Inputs System Si...

Страница 17: ...m Flag Mount Installation 5 Remove the mounting pole end cap and the plastic ring from one of the holes 6 Attach the flag mount end cap to the pole Confirm that the covering flap is attached to the side where the plastic ring was removed Steps 5 and 6 only apply to metal mounting poles If you have an ABS mounting pole skip to step 7 ...

Страница 18: ... of the larger centered holes and the 10 32x3 8 screw 8 Reattach the mounting plate this time using all four long silver 6 32x1 screws then insert the four 8 screws through the mounting plate and into the anchors 10 Use a screwdriver to remove one of the end caps The selected end cap should match the position of the orientation of the clock on the mounting pole for example if you wish to attach th...

Страница 19: ...the hole in the adapter Secure the wires by passing them through the wire clamp 12 Insert the four 8 32x7 16 screws through the internal tooth washers then through the adapter and finally into the pole Use a screwdriver to tighten the screws so that the adapter does not move 11 Detach the frame from the front of the clock housing by pulling the bottom and top edges away from the housing 14 Detach ...

Страница 20: ...ces of the housing For 4 0 Digit Clocks the holes will be on the top and bottom surfaces 15 Attach the power wires to the ports as shown below 24VAC DC Orange 24VAC DC Yellow 110 230VAC Black 110 230VAC White 1 2 3 4 5 Ground Green 17 Use the 6 32x12 screws to attach the display board to the housing NOTE For 2 5 Digit clocks the holes for the screws will be on the left and right inner surfaces of ...

Страница 21: ... 21 Hang the base of the pole on the mounting plate so that the lip is on top of the base and the holes for the screws are on the bottom of the base Attach the wires from the pole to the wires in the gang box then use the two black base screws to attach the other side of the base to the mounting plate 22 Power the clock After testing the LED segments and presenting some diagnostic information the ...

Страница 22: ... up a wireless clock system If the Master Clock and Repeaters are not properly installed and powered the secondary clocks will not synchronize Double Mount Installation If any of the items listed in the kits are missing you may contact your dealer and order a replacement kit Continued on next page Description SBT Digital Clock Digital Clock Wall Housing 6 19x1 2 screw 6 32x1 screw Quantity 1 1 8 8...

Страница 23: ...nnector 1 or 110V 24V PLEASE NOTE A user will also have to provide a Phillips head screwdriver a small flat blade screwdriver a single gang box any equipment needed to install the gang box and any additional wiring needed to extend the signal power or ground cables You may also need a 1 4 inch drill 4 8x1 5 self tapping screws and 4 wall anchors for those screws if you decide not to attach the clo...

Страница 24: ...unscrewing the two screws Set the screws and pole aside for later 4 Attach the mounting plate to the gang box using only two of the four long silver 6 32x1 screws With the mounting plate as a guide use the pencil to trace the locations of the four larger holes at the outer corners Ceiling 11 Minimum 2 Run power wiring to the gang box See the sections of this manual labeled Inputs System Side for a...

Страница 25: ...e of the larger centered holes and the 10 32x3 8 screw 6 Reattach the mounting plate this time using all four long silver 6 32x1 screws then insert the four 8 screws through the mounting plate and into the anchors 8 Use a screwdriver to remove one of the end caps The selected end cap should match the position of the orientation of the clock on the mounting pole for example if you wish to attach th...

Страница 26: ...wires by passing them through the wire clamp 10 Insert the four 8 32x7 16 screws through the internal tooth washers then through each adapter and finally into the pole Use a screwdriver to tighten the screws so that the adapters do not move 11 Attach adapters to each other using adapter tab screws two on each side 9 Detach the frame from the front of each clock housing by pulling the bottom and to...

Страница 27: ...ces of the housing For 4 0 Digit Clocks the holes will be on the top and bottom surfaces 14 Attach the power wires to the port as shown below 24VAC DC Orange 24VAC DC Yellow 110 230VAC Black 110 230VAC White 1 2 3 4 5 Ground Green 16 Use the M3 5 1 5x12 screws to attach a display board to each housing NOTE For 2 5 Digit clocks the holes for the screws will be on the left and right inner surfaces o...

Страница 28: ...e 20 Hang the base of the pole on the mounting plate so that the lip is on top of the base and the holes for the screws are on the bottom of the base Attach the wires from the pole to the wires in the gang box then use the two black base screws to attach the other side of the base to the mounting plate WALL CEILING 21 Power the clock After testing the LED segments and presenting some diagnostic in...

Страница 29: ...on Pins 1 2 Pins 2 3 Jumper 1 12 Hour Time Default 24 Hour Time Jumper 2 Display High Brightness Default Display Low Brightness Jumper 3 Display Time Only Default Alternate display between Time and Date Jumper 4 DO NOT TOUCH Default DO NOT TOUCH Jumper 5 DO NOT TOUCH Default DO NOT TOUCH Jumper 6 Clock accepts sync wire inputs Default in 3100 3300 Clock accepts RS485 input or sbdconfig cable Defau...

Страница 30: ...ensor Cable is 6 feet 1 83 meters long and so the sensor should be positioned within 6 feet of the clock The cable is unshielded 4 conductor 22AWG 33mm If longer than 6 feet is required the wire would have to be terminated in an electrical box and the longer wire would have to be provided by the customer Data from the temperature sensor will be sent to your clock when the clock is powered on For m...

Страница 31: ...ch the short green connector to the J3 Relay Output ports 4 Confirm that the wires are attached to holes 1 and 2 The yellow wire should be in hole 1 The black wire should be in hole 2 To program the buzzer connect the USB cable to the clock log onto sbdconfig and perform the following actions 1 Click on the Elapsed Timer or Inputs tab 2 Find the drop down menu next to On Countdown complete close a...

Страница 32: ...ng values are equivalent Black Black Yellow White White Orange 18 19 Input A Input A Input B Input B Converter Box Converter Box 110VAC or 230VAC 110VAC or 230VAC OLD MODEL CURRENT MODEL A1 B1 C1 A1 B1 C1 A2 B2 C2 A2 B2 C2 1 3 Converter Box 110VAC or 230VAC 2 4 Input A Input B Converter Box 110VAC or 230VAC A1 B1 C1 A2 B2 C2 24V SAM Series Wired Clock 24V SBT 3200 3300 Series Wired Clock 24V SAM S...

Страница 33: ...nput Input Input Power Power Power Power Power RS485 Green Green Green White Orange Ground Ground Ground White White White Purple Purple J7 4 Red Red J7 2 Neutral Neutral Neutral Neutral Black Yellow Power 19 18 24VAC 110VAC 230VAC Clock Circuit 21 20 19 18 Black White refer to 110 230VAC Yellow Orange wires refer to 24VAC SMA Series Master Clock 24 110 230VAC SRM Series RS485 Clock 24 110 230VAC ...

Страница 34: ...set Reset Power Neutral Neutral Reset Reset 27 24 26 23 110VAC or 230VAC Clock Circuit 110 230VAC SAM Series Wired Clock 110 230VAC SBT 3300 Series Wired Clock or or Clock Circuit 1 Clock Circuit 2 27 26 25 24 23 22 27 26 25 24 23 22 or means one pair of ports or the other You cannot for instance use port 23 for reset and 27 for power nor can you use 26 for reset and 24 for power You must use the ...

Страница 35: ...w Yellow Reset Reset Reset 27 24 26 23 24VAC Clock Circuit 24VAC SAM Series Wired Clock 24VAC SBT 3300 Series Wired Clock or or Clock Circuit 1 Clock Circuit 2 27 26 25 24 23 22 27 26 25 24 23 22 or means one pair of ports or the other You cannot for instance use port 23 for reset and 27 for power nor can you use 26 for reset and 24 for power You must use the pair 24 AND 23 or the pair 26 AND 27 R...

Страница 36: ...alled J1 while the block on the right will be called J2 Refer to the diagram for details The diagrams on the following pages indicate how wires should be run between the various ports on the clock and the network to allow for the use of Sync wire protocols Before a clock can use these protocols it must be configured to accept the intended protocol as its input through either the front buttons or s...

Страница 37: ...y each for 95 seconds beginning at 5 05 00 5 07 00 5 09 00 5 11 00 5 13 00 5 15 00 5 17 00 5 19 00 5 21 00 and 5 23 00 58th minute 2 The hourly correction for 60 seconds every hour from XX 58 00 to XX 59 00 The daily correction 5 a m 5 p m is twelve correction cycles sent to the relay each for 65 seconds on and 25 seconds off beginning at 5 05 00 to 5 22 35 58th minute 3 The hourly correction for ...

Страница 38: ...auland 110VAC or 230VAC or 24VAC 60 Hz is used to run the clock normally Applying a 25 second reset signal when minutes equal 00 and seconds equal 00 will cause an hourly correction Applying a 24 minute reset signal when hours equal 06 or 18 and minutes equal 00 and second equals 25 will cause a daily correction Rauland Digital Applying a half second pulse for every minute to the Dig Line will bri...

Страница 39: ...4 5 6 7 9 8 Neutral Reset 110VAC or 230VAC Interface 1 2 3 4 5 6 7 8 9 Neutral Reset J1 24VAC Interface J1 1 2 3 4 5 6 7 8 9 J2 1 2 Relay N O COM Dry Contact Closure Description Dukane Applying a 4 10 millisecond pulse on the minute line will increment the clock in one minute Applying a 12 50 millisecond pulse on the reset line will bring the clock back to 12 00 a m Midnight Reset or Once a Day Pu...

Страница 40: ... Inputs RS485 In instances where a 3200 or 3300 wireless digital clock is being integrated with an existing clock system or instances where the clock is installed beyond the signal range of other wireless time transmitters it is possible to configure the clock to accept time data from a wired RS485 system The port block on the bottom left side of the circuit board will be called J7 Refer to the di...

Страница 41: ...J3 Refer to the diagram for details For J3 the ports in the block are listed as 1 4 starting with port 1 on the bottom and port 4 on the top RS485 and 2 Wire Digital Master Mode During a loss of communication with the Master Clock the 3300 digital clock can act as a temporary backup master clock for other clocks in the system The port block on the bottom left side of the circuit board will be call...

Страница 42: ...e time repeatedly press the top button until all of the setting codes have been cycled through The last code should be 41 99 The numbers shown on the left are examples Going down the list and entering every one of the examples exactly as shown will cause the clock to malfunction or use incorrect data Program your clock setting based off of the instructions in the description on the right Setting 1...

Страница 43: ... switch between d or E d disables Alternating Time and Date E enables Alternating Time and Date NOTE Alternating Time and Date set through this method displays the time for seven seconds then displays the date for three seconds then repeats To make the time or date appear for longer or shorter periods of time please use sbdconfig to configure this setting Setting 7 Date Format Allows the user to c...

Страница 44: ...k manual for more information This value can also be set through sbdconfig Setting 11 RS485 Data Transmission Rate Allows the user to set the data transmission rate for RS485 output on 3300 digital clock models Press the bottom button to switch between the numerical options below 00 No data is sent 05 Data sent every 30 seconds 10 Data sent every 15 minutes 01 Data sent every second 06 Data sent e...

Страница 45: ...unication Alert is activated Press the bottom button to switch between the numerical options below 01 Activates after 5 minutes 05 Activates after 45 minutes 09 Activates after 180 minutes 02 Activates after 10 minutes 06 Activates after 60 minutes 10 Activates after 240 minutes 03 Activates after 15 minutes 07 Activates after 90 minutes Note Alert activates after signal loss for the time limit sp...

Страница 46: ...er clock performs an hourly correction that takes 55 seconds and occurs between XX 59 05 and XX 59 00 It also performs two daily corrections one at 5 00AM and one at 5 00PM Each daily correction is made of twelve relay cycles each cycle is 55 seconds long and the cycles begin at 5 03 05AM PM 5 07 05 5 11 05 5 15 05 5 19 05 5 23 05 5 27 05 5 31 05 5 35 05 5 39 05 5 43 05 and 5 47 05 respectively 5 ...

Страница 47: ... under Setting 20 Press the bottom button to scroll from 00 to 99 For example a value of 98 will set a pulse duration of 1 minute and 38 seconds Set to 3 by default Setting 30 Set Sync Wire Time Input Type Allows the user to configure the sync wire type used as an Input Press the bottom button to scroll from 1 to 9 or d These numbers correspond to the different protocols listed below Set to 8 by d...

Страница 48: ... the table below 01 Diagnostic 1 Protocol Verification 03 Diagnostic 3 Resets clock to Manufacturing Default and sets all hands to 12 05 Diagnostic 4 Full Mechanical and Electrical Test Begins automatically 02 Diagnostic 2 Comprehensive Test 04 Diagnostic 4 Full Mechanical and Electrical Test Press button on analog to start 09 Override diagnostic tests and return analog clocks to showing master cl...

Страница 49: ...USB A port confirm that the metal contacts on the adapter are facing the metal contacts on the port connector The adapter is not reversible and will not function if installed upside down The other end of the cable is an RS485 adapter It should be installed in the RS485 port on the digital clock shown in the figure to the right The adapter must be inserted all the way into the port or else the cabl...

Страница 50: ...your clock does not respond to your version of sbdconfig you may request both versions of the program by contacting support at 1 215 322 6063 Windows Operating Systems 1 Insert the USB to RS485 converter into a USB connector port Refer to sbdconfig Connecting to the Clock for details Note If computer does not recognize the USB to RS485 converter after it is plugged in unplug the converter rotate i...

Страница 51: ... new window will open If the USB Serial Converter does not appear look for a new item called USB Half UART under the Device Manager category Other Devices Within five minutes the Device Manager will refresh the USB Half UART will vanish and the USB Serial Converter will be listed in the correct category This will often happen the first time that the cable is being used with a new computer and rare...

Страница 52: ...t back into USB port 11 Open the Device Manager and scroll to Ports Make note of which port the USB Serial Port is assigned to For example COM 4 12 Load the sbdconfig exe software from disk provided with the digital clock or copy the software to the desktop 13 Open the sbdconfig software click on Serial Port in the menu bar Configure Serial Port Match the Com port on the sbdconfig software to the ...

Страница 53: ... Manager then click apply 15 Click the Read Clock button The default settings will populate the tabs on the sbdconfig software Once the Read Clock button is clicked another window will open that will signify the upload process 16 You may now edit the clock settings with the sbdconfig program These settings may be applied to the clock by pressing the update clock button on each tab or the load cloc...

Страница 54: ...r to upload it to a different clock Save Configuration As If a user modifies the serial port s settings this option will save a copy of the reconfigured clock to a computer Load Configuration This option allows a user to upload a previously saved serial port s configuration to the sbdconfig software Once a digital clock is connected to a computer via the USB to RS485 converter click the Load Confi...

Страница 55: ...s a previously configured clock and connects it to a computer this option will read and upload the settings to the sbdconfig software program Once the Read Clock button is clicked another window will open that will signify the upload process Fig 2 Load Clock The Load Clock button will allow a user to change multiple settings within the SBDconfig software tabs This eliminates the need to click Upda...

Страница 56: ...he date 6 Seconds Temp Displayed If a temperature sensor was installed on the clock the clock will display the temperature for the number of seconds entered in the box After the selected amount of time passes the clock will change to show the Time or Date If a time of 0 is selected the clock will not display the temperature If Time and Date Displayed are set to 0 the clock will only display the te...

Страница 57: ...ed in 24 hour mode Brightness options are High Medium Low and Off Adjustment 2 Allows the user to set a second time during a given day where the brightness level will change The time for Adjustment 2 may be set for any time before or after Adjustment 1 during the same day For example if Adjustment 1 is set to activate at 11 00 AM and Adjustment 2 is set to activate at 8 00 AM Adjustment 2 will act...

Страница 58: ...or grouping of clocks within a certain section of a facility This number is used when commanding a designated group of digital clocks from the master Clock Web Interface Please refer to the master clock manual associated with your system for more information 4 Blink Colon After The colon on the digital clock display has the ability to blink in order to signify a loss of communication with the mast...

Страница 59: ... Boxes or other Master Clocks Once the Relay 1 Output settings are chosen click the Update Clock button to store the selected options or when all the tabs have been programmed click the Load Clock button located on the menu bar to store all options Relay 1 Output This option allows a user to choose the time sync the clock uses to correct other time keeping devices such as paging systems an existin...

Страница 60: ...USA P 1 215 322 6063 F 1 215 322 8498 www sapling inc com sbdconfig Elapsed Timer A user may set up and configure the Elapsed Timer control panel through sbdconfig For detailed instructions on the many functions and uses of the Elapsed Timer refer to the Elapsed Timer Manual ...

Страница 61: ...hold at zero Go to Count Up and Start Activating the input causes the clock to switch from its current display and begin a count up from zero Go to Count Down and Hold Activating the input causes the clock to display and hold at a start time specified by the user Go to Count Down and Start Activating the input causes the clock display to begin counting down from a time specified by the user Reset ...

Страница 62: ...nt up will resume When the input is activated for a period longer than three seconds the count up resets to zero and the display goes back to showing the time If a button programmed with the Start Stop function is pressed while Code Blue is running the count up will pause If Start Stop is pressed again the count up will resume On countdown complete close This option allows a user to choose how man...

Страница 63: ...s for Daylight Savings Time Day of Month When this option is selected Daylight Saving Time can be set based on what date and time it begins and ends For example Daylight Saving Time can begin on March 28 at 2AM and end on November 1st at 2AM Fig 1 Fig 1 Fig 2 By Country When this option is selected Daylight Saving Time can be chosen by country For example Daylight Saving Time can be selected to fo...

Страница 64: ... indicate PM or disappear to indicate AM When the display is set to the 24 hour format the full 24 hour time will appear on the display no other lights should appear Some examples 5 30 AM 12 hour format 5 30 PM 12 hour format 5 30 AM 24 hour format 5 30 PM 24 hour format The factory default setting for all digital clocks is the 12 hour format If you wish to set the clock to display time in a 24 ho...

Страница 65: ... its internal quartz oscillator This oscillator will continue to run on a tiny battery backup for about ten years In this mode it may drift from synchronized time by a few seconds for each year that the clock is without power Once power is restored to the clock the display will turn on and display the time on the quartz oscillator It will correct this to accurate synchronized time once a signal fr...

Страница 66: ...cause the clock to do this please refer to Manually setting a connection between two or more SBTs under the section Synchronization system setup Once the clock has been synchronized it will attempt to acquire a time signal once every minute Whether or not a clock actually receives a signal is dependent on the settings of the signal source For instance a receiver on a locally powered digital clock ...

Страница 67: ...l What should I do Install a repeater or a locally powered clock nearby The clock is in a location with no signal or a weak signal What should I do If the clock is in a location that isn t receiving signal or is not receiving a strong enough signal to synchronize install a signal repeater or add more secondary clocks in a location between clocks that are receiving the signal and clocks that are no...

Страница 68: ... by The Sapling Company Inc To Goods which are altered modified or repaired in any place other than a Sapling Company Inc factory or by persons not expressly authorized or approved in writing by The Sapling Company Inc THE FOREGOING WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES WITH RESPECT TO GOODS DELIVERED UNDER THIS CONTRACT WHETHER EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION A...

Страница 69: ...off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment to an outlet on a circuit different from which the receiver is connected Consult the dealer or an experienced radio TV technician FCC Warnings Changes or modification...

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