Linear AK-2W User's Manual
Contents
1. AK 2W Weather Resistant Digital Keyless Entry System 23 5 6 8 9 0115 4 7 3 D Installation and Programming Instructions Linear 760 43 USA amp Canada 800 421 1587 800 392 0123 Toll bid ia fe al 468 linearcorp co CONTENTS COMPONENT 1 WIRING DIAGRAM cc cece cece eee 1 INSTALLATION 2 Opening the Keypad 2 Install the Electrical Box and Mounting 2 Final Keypad 2 Keypad Wiring sse o s siege deeds oes 3 Solid State 3 FACTORY DEFAULTS 4 BASIC PROGRAMMING 4 PROGRAMMING 4 RESETTING 6 Master Reset 6 Resetting the Master 6 AK 2W OPERATION i 6 SPECIFICATIONS 6 LINEAR LIMITED WARRANTY 6 IMPORTANT 6 NOTICE 6 INTRODUCTION AK 2W is a digital keyless entry system designed for access control applications The keypad is housed in a rugged die cast metal enclosure2. KEYPAD Figure 1 Component Locations WIRING DIAGRAM TYPICAL DOOR INSTALLATION WIRING TERMINAL AK 2W TERMINALS TERMINAL BLOCK 2 BLOCK 1 POWER 1 AC OR DC 1 SENSE 8 SUPPLY ACORDE O 2 ACORDC POWER 7 7 SWITCH 3 N O MAIN ReLay 6 6 4 COM 5 5 EARTH GROUND 5 REQUEST ELECTRIC lo 5 N C 28 VDC OUTPUT 3 COM 4 wos DOOR 9 6 0 AUXILIARY OUTPUT 3 3 AUXILIARY STRIKE OUTPUTS 7 COM RELAY 1 AMP OUTPUT 4 2 1 MAX i Ole ne 2 28VDCMAX OUTPUT 4COM 1 COMMON GROUND STAKE fu lh TO ALARM ALARM 07 2 system L I REQUIRED WIRING NOTES AN CAUTION AN 1 ALARM SHUNT SET FOR AUXILIARY RELAY IF THE UNIT IS AC POWERED OPTIONAL WIRING 2 TERMINAL BLOCK 2 TERMINAL 8 SET FOR DOOR SENSE MAKE SURE THE SECONDARY OF THE SYSTEM TRANSFORMER IS ISOLATED OTHER WIRING FROM EARTH GROUND Figure 2 Wiring Diagram INSTALLATION Before installing the keypad the unit must be partially disassembled to access the mounting plate Opening the Keypad The keypad assembly is secured with two tamper resistant screws Refer to Figure 3 for disassembly details Use the special allen wrench supplied to remove the two tamper resistant screws Separate the mounting plate from the keypad assembly BAK EN TE
3. DISABLED BEEPER SOUNDS WHEN KEY YES BEEPER SOUNDS DURING RELAY 1 BEEPER SOUNDS DURING RELAY 7 BEEPER SOUNDS DURING BEEPER SOUNDS DURING OUTPUT 4 KEYPAD LOCKOUT 3 TRIES BEFORE LOCKOUT ANTI PASSBACK TIME 0 00 20 NO ANTI PASSBACK AUTORELOCK ns ON BASIC PROGRAMMING When the AK 2W is in Programming Mode both indicators will turn off until programming begins After a programming option number is entered the yellow indicator will blink This shows that the AK 2W is ready to accept the new programming data After the new data entry is complete the yellow indicator will flash while the data is being stored The green indicator will light if the data is accepted The red indicator will light if any programming data is entered incorrectly and the command will have to be fully re entered Entering Programming Mode The 6 digit Master Programming Code default 123456 is used to enter Programming Mode Press 9 Master Code Master Code the current 6 digit Master Programming Code Exiting Programming Mode Press The red indicator will light after exiting Programming Mode t NOTE The AK 2W wil
4. 1 Main Relay 2 Auxiliary Relay 3 Output 3 4 Output 4 0 Output Select Alarm Shunt Output Default No Output Sets which output activates during the time access is granted Use this output to shunt alarm contacts attached to the access door This output may be timed or toggled Press 15 Output Output Output to Activate 0 4 1 Main Relay 2 Auxiliary Relay 3 Output 3 4 Output 4 0 No Output Select Request to Exit Output Default Main Relay Sets which output activates when the Request to Exit input is grounded This output may be timed or toggled Press 1 6 Output Output Output to Activate 0 4 1 Main Relay 2 Auxiliary Relay 3 Output 3 4 Output 4 0 No Output Main Relay On time Default 2 Seconds Sets the length of time the Main Relay activates when triggered Press 2 1 Seconds Seconds Output time in seconds 0 60 99 Toggle Mode Auxiliary Relay On time Default 2 Seconds Sets the length of time Auxiliary Relay activates when triggered Press 2 2 Seconds Seconds Output time in seconds 0 60 99 Toggle Mode Solid state Output 3 On time Default 2 Seconds Sets the length of time Output 3 activates when triggered Press 2 3 Seconds Seconds Output time in seconds 0 60 99 Toggle Mode Solid state Output 4 On time Default 2 Seconds Sets the length of time Output 4 activates when triggered Press 2 4 Seconds Seconds Outp
5. Auxiliary Relay 1 Amp 28 VDC capacity EACH ENTRY CODE CAN ACTIVATE EITHER OR BOTH RELAYS Specific entry codes can grant access to different doors TWO SOLID STATE OUTPUTS Auxiliary outputs can indicate access status on external devices TWO STATUS INDICATORS 2 COLOR RED GREEN amp YELLOW Displays access lockout and programming information WHITE SOLID STATE LED COURTESY LAMP Low level at idle high level during keypad use PIEZO SOUNDER TWO SELECTABLE VOLUME LEVELS Programmable for beeps during key presses and output activations TIMED ANTI PASSBACK Disables entry code for a programmed time after use AUTO RELOCK Releases the main relay as soon as the door shuts KEYPAD LOCKOUT Locks the keypad too many incorrect entries TACTILE KEY FEEL Assures complete key presses DOOR SENSE INPUT For sensing door position to control auto relock and door ajar features v INHIBIT INPUT For temporarily disabling access with a timer or switch REQUEST TO EXIT INPUT For codeless activation with pushbutton KEYPAD CAN BE POWERED FROM 12 24 VOLTS AC OR DC Power can be supplied from a transformer battery or power supply COMPONENT LOCATIONS RED GREEN YELLOW MASTER CODE INDICATOR lt gt INDICATOR JP2 TERMINAL BEZEL BLOCK 2 TB2 SOLID STATE WHITE LED DOWN LIGHT TERMINAL _ BLOCK 1 1 BEEPER MOUNTING gt L LEVEL PLATE JUMPER JP1 FACEPLATE
6. REMOVE THE TWO SCREWS MOUNTING SEPARATE THE MOUNTING PLATE AND PLASTIC ENCLOSURE FROM THE KEYPAD Figure 3 Opening the Keypad Install the Electrical Box and Mounting Plate The keypad is designed to fit into a single gang electrical box The box must be deep enough to accomodate the protective plastic enclosure Select a location near the controlled door and choose a convenient height for the keypad Be sure there is good wiring accessibility for the unit s power and the output to the door strike or access device Install the electrical box the wall Place gasket on protective plastic enclosure and insert into electrical box Screw the mounting plate onto the electrical box see Figure 4 INSTALL A SINGLE GANG ELECTRICAL BOX AT THE PROPER LOCATION FOR THE KEYPAD Pa 2 PLACE GASKET ON PROTECTIVE PLASTIC ENCLOSURE AND INSERT INTO ELECTRICAL BOX NOTE DIRECTIONAL ARROW ON PLASTIC MAKE SURE THE TAB IS UP a ly ATTACH THE MOUNTING x Sood PLATE TO THE ELECTRICAL BOX Figure 4 Installing the Mounting Plate Final Keypad Installation After wiring the keypad see next page complete the installation by securing the keypad to the mounting plate If a lower beeper sound level is required before installing the keypad remove Jumper JP1 place the jumper block on one pin to save the jumper Hook the keypad assembly onto the mounting plat
7. remain for one minute Q After a valid code has been entered it will be unusable until the anti passback time expires SPECIFICATIONS MECHANICAL Dimensions 3 00 W x 5 00 H x 3 00 D ELECTRICAL Voltage 12 24 Volts AC or DC Current 30 mA typical 150 mA maximum Outputs Main Relay Form 5 Amps 28 Volts maximum Auxiliary Relay Form 1 Amp 28 Volts maximum Solid state outputs Outputs 3 amp 4 Short to common 100 24 VDC maximum ENVIRONMENTAL Temperature 22 F to 149 F 30 C to 65 C Humidity 5 to 95 non condensing LINEAR LIMITED WARRANTY This Linear product is warranted against defects in material and workmanship for twenty four 24 months The Warranty Expiration Date is labeled on the product This warranty extends only to wholesale customers who buy direct from Linear or through Linear s normal distribution channels Linear does not warrant this product to consumers Consumers should inquire from their selling dealer as to the nature of the dealer s warranty if any There are no obligations or liabilities on the part of Linear LLC for consequential damages arising out of or in connection with use or performance of this product or other indirect damages with respect to loss of property revenue or profit or cost of removal installation or reinstallation All implied warranties including implied warranties for merchantability and implied warranties for fitness are valid only un
8. the switch or timer to the keypad box Connect the inhibit switch timer normally open terminals to the keypad s SENSE TB1 8 and COM TB1 7 terminals REQUEST TO EXIT INPUT wiring shown on Page 1 Figure 2 If a request to exit pushbutton is going to be used route two wires from the keypad box to a normally open pushbutton mounted on the secure side of the door Connect the wires to the pushbutton and to the keypad s EXIT TB1 6 and COM TB1 7 terminals Solid State Outputs The two solid state outputs Output 3 amp Output 4 can be programmed to activate during various conditions These outputs can be used to activate indicators or sounders See Figure 9 for wiring examples using the solid state outputs DOOR 2 WIRES SENSE FOR DOOR SWITCH SENSE SWITCH 2 WIRES FOR DOOR i STRIKE ELECTRIC DOOR STRIKE Figure 7 Basic Door Installation TERMINAL BLOCK 2 12 24VOLT AC OR DC 7 1 ACORDC POWER 9 2 AC OR DC SUPPLY 3 0 MAIN 4 COM RELAY ELECTRIC fe 5 NC _2 AMPS MAX DOOR 6 STRIKE 27 7 8 TERMINAL BLOCK 1 AK 2W REAR VIEW gt N C DOOR SENSE 8 Hi COM 7 SWITCH se TERMINAL BLOCK 2 TB2 EARTH GROUND 0029900099 00900009 5 4 x 3 GROUND TERMINAL 2 STAKE BLOCK 1 TB1 1 Figure 8 Basic Door Installation Wiring O
9. Code Code Code The entry code to delete The yellow indicator will flash quickly while the AK 2W searches its memory for the code to erase The green indicator will light when the code is erased Erasing All Entry Codes WARNING PERFORMING THIS COMMAND WILL REMOVE ALL ENTRY CODES FROM THE MEMORY Press 97 000000 000000 NOTE The green indicator will light while the memory is being erased This may take up to 15 seconds Changing the 6 Digit Master Programming Code Press 9 8 Master Code Master Code Master Code The new 6 digit Master Programming Code New master code PROGRAMMING OPTIONS There are several AK 2W programming options For most installations the factory set default options are sufficient The keypad must be in Programming Mode to make these changes PROGRAMMING AK 2W TO HOLD THE OUTPUT Linear s AccessKey products have a programmable Toggle Mode available for each relay and solid state output When an output is programmed for Toggle Mode the output alternates from OFF to ON or from ON to OFF each time it is activated The rules for a toggle output are If the output is OFF it will turn ON and stay on until the next activation If the output is ON it will turn OFF and stay off until the next activation Typical Programming With the unit in Program Mode set the Auxiliary Relay Relay 2 output to Toggle Mode using the following keystrokes Press 2 2 9 9 22 P
10. AR output will occur When programmed for INHIBIT a closed condition on the input will prevent Relay 1 from activating when access is requested with an entry code This mode is typically used with an external timer to disable the access device at certain times Select Forced Entry Output Default Output 3 Sets which output activates if the DOOR SENSE input opens before access is granted This output is not timed Press 11 Output Output Output to Activate 0 4 1 Relay 2 Auxiliary Relay 3 Output 3 4 Output 4 0 No Output Select Door Ajar Output Default Output 4 Sets which output activates if the DOOR SENSE input stays open 60 seconds after access is granted This output is not timed Press 12 Output Output Output to Activate 0 4 1 Relay 2 Auxiliary Relay 3 Output 3 4 Output 4 0 Output Select Keypad Lockout Output Default No Output Sets which output activates when the keypad is locked out after too many incorrect entry code attempts The lockout time is 60 seconds Press 13 Output Output Output to Activate 0 4 1 Relay 2 Auxiliary Relay 3 Output 3 4 Output 4 0 No Output Select Keypad Active Output Default No Output Sets which output activates when any keys are pressed This output is timed If toggle mode is selected for the output the timer value defaults to 2 seconds Press 14 Output Output Output to Activate 0 4
11. L ENTRY CODES WILL BE ERASED STEP 1 Disconnect power from the keypad STEP 2 Press and hold down the and keys STEP 3 Apply power to the keypad continue holding the keys down until the red indicator starts flashing STEP 4 Release the keys The red and yellow indicators will remain lit until the process is complete then the yellow indicator will go out Resetting the Master Code STEP 1 Open the AK 2W case STEP 2 Locate jumper JP2 This jumper is used to reset the master code STEP 3 With power applied to the keypad remove jumper JP2 The keypad will begin to beep signaling that the code has been reset STEP 4 Replace jumper JP2 THE MASTER PROGRAMMING CODE IS NOW 123456 Copyright 2004 Linear LLC AK 2W OPERATION Keypad users request access by entering their code Users of the AK 2W have up to 40 seconds to key in their entry code Up to eight seconds are allowed between each keystroke All digits of the entry code must be entered Example If the code is 0042 the user must enter 0042 If the wrong key is pressed pressing the key will reset the keypad The correct code can then be re entered After a correct code is entered the red indicator will turn green and the programmed relay will activate for the programmed time If the number of incorrect codes entered exceeds the keypad lockout count the yellow indicator will light indicating that the keypad is locked out The lockout will
12. UTPUT 3 LIGHTS AN LED OUTPUT 4 LIGHTS AN LED AND SOUNDS A BEEPER AK 2W POWER TERMINAL ELECTRONIC BLOCK 2 EXAMPLE 1 TERMINAL BLOCK 1 LED OUTPUT 3 EACH OUTPUT OUTPUT 3 LIGHTS A LAMP POWERED FROM AN EXTERNAL SOURCE 100 mA OUTPUT 4 TRIGGERS A NORMALLY OPEN ALARM PANEL ZONE MAXIMUM OUTPUT 4 EXAMPLE 2 OUTPUT 3 OUTPUT 4 N O ZONE LOW VOLTAGE LAMP END OF LINE ALARM PANEL RESISTOR COMMON OUTPUT 4 COM OUTPUT 3 COM Figure 9 Using Solid State Outputs FACTORY DEFAULTS MASTER PROGRAMMING 123456 ENTRY CODE LENGTH 2 2 2 e eee cece eee 4 DIGITS REQUEST TO EXIT OUTPUT RELAY MAIN RELAY ALARM SHUNT OUTPUT et eia DISABLED FORCED ENTRY OUTPUT 3 DOOR AJAR OUTPUT 4 MAIN RELAY ON 0 0 0 cece cee eee 2 SECONDS AUXILIARY RELAY 0 2 SECONDS SOLID STATE OUTPUT 3 ON 2 SECONDS SOLID STATE OUTPUT 4 ON TIME 2 SECONDS DOOR SENSE INHIBIT INPUT DOOR SENSE KEYPAD LOCKOUT DISABLED KEYPAD ACTINE OUTPUT
13. and is designed to be mounted in a single gang electrical box The die cast keys have bright easy to read yellow graphics Up to 480 entry codes from 1 to 6 digits in length can be programmed They can activate either or both of the relay outputs The anti passback feature prevents using the same code again before the programmed time elapses All system indicators and lights are long lasting solid state LEDs Two indicators show the status of the entry system The left indicator lights red to indicate power then turns green when access is granted The right indicator lights yellow when the keypad is in lockout condition from too many incorrect code entries The keypad s courtesy light dimly illuminates the keys at all times The courtesy light brightly illuminates the keys for two minutes after any key is pressed An internal sounder beeps when each key is pressed An internal jumper sets the sounder volume high or low The SENSE input can be used two ways If programmed for door sense the input is wired to a normally closed switch on the door to detect when the door is open or closed Forced entry or door ajar situations can then be detected Using door sense the Auto relock feature will prevent tailgating by turning off the Main Relay output immediately when the door is closed after access has been granted If the SENSE input is programmed for inhibit the input can be wired to a service switch or
14. automatic timer that will disable the Main Relay when required The REQUEST TO EXIT input can be wired to a pushbutton to provide codeless activation of Main Relay Auxiliary Relay Output 3 or Output 4 programmable The ALARM SHUNT output activates when access is granted This output can be wired to shunt alarm contacts on the access door gate to prevent triggering of an alarm when authorized access occurs The AK 2W is powered from a 12 24 Volt AC or DC source Power can be obtained from the access device or a separate power supply The EEPROM memory retains all entry codes and programming even without power An internal jumper is provided to reset the master code The Main Relay has a 5 Amp capacity The Auxiliary Relay has a 1 Amp capacity Two solid state outputs capable of switching 100 mA to common are programmable to signal forced entry door ajar lockout alarm circuit shunting request to exit and keypad active conditions FEATURES WEATHER RESISTANT DESIGN or outdoor installation KEYPAD PROGRAMMABLE No programmer required 480 ENTRY CODE CAPACITY Ideal for small amp medium traffic installations 1 6 DIGIT ENTRY CODE LENGTH Flexible code length for different applications INDEPENDENT OUTPUTS TIMED TOGGLED Each output s action is programmable 4 INDEPENDENT TIMERS Each output s activation time is programmable TWO FORM amp N C RELAY CONTACTS Main Relay 5 Amp 28 VDC capacity
15. e tab see Figure 5 Use the special allen wrench supplied to install the two tamper resistant screws Fit the bottom tab on the faceplate into the slot on the keypad then snap the top of the faceplate in HOOK THE KEYPAD ASSEMBLY ONTO THE MOUNTING PLATE 2 INSTALL THE TWO SCREWS SNAP THE TOP OF THE KEYPAD INTO PLACE FIT THE BOTTOM TAB OF THE FACEPLATE INTO THE SLOT ON THE KEYPAD Figure 5 Connecting the Keypad to the Mounting Plate Faceplate Removal Refer to Figure 6 for details on removing the faceplate if keypad service is required PRY UP ON THE FACEPLATE HERE 2 REMOVE THE FACEPLATE Figure 6 Removing the Faceplate Keypad Wiring See Figure 7 for an example of a basic door installation The keypad is mounted adjacent to the door An electric door strike is mounted in the door jamb to release the door lock A magnetic switch is mounted on the top of the door jamb for detecting when the door is open Use the following steps to wire the keypad Refer to the wiring diagram shown in Figure 8 to assist in the wiring t NOTE Up to 500 feet of 18 AWG wire can be run for power use larger wire for longer runs Use 22 AWG or larger depending on the load for other connections OUTPUT Install a low voltage electric door strike for unlocking the door Route t
16. l automatically exit Programming Mode after two minutes of inactivity Re entering a Command After a Mistake If the red indicator lights signaling an incorrect entry an incorrect key is pressed during programming to clear the keypad and re enter the command Press 9 Setting Entry Code Length Press O 3 Length Length 1 6 for entry code length t NOTE If the Entry Code Length is going to be changed from the factory default of four digits make this change first before programming any entry codes Default 4 digits Adding a New Entry Code Press 1 Code Code Relay Code The new entry code 1 999999 depending on code length Relay Relay output entry code will activate 1 Main Relay 2 Auxiliary Relay 3 Both Relays The yellow indicator will flash quickly while the AK 2W searches its memory for available space and duplicate entries The green indicator will light when the new code is stored If the new entry code chosen is already being used for another entry code the red indicator will light A new unique code needs to be entered t NOTE Leading zeros zeros before the code number i e 0001 do not need to be entered when programming a new entry code The AK 2W will internally add any zeros to fill all digits determined by the entry code length setting Leading zeros will have to be entered by the user when entering their code to gain access Erasing a Single Entry Code Press 2
17. rogramming Step 99 Toggle Mode Program all normal entry codes to use the Main Relay Relay 1 and only Relay 1 as the output relay Program the code s that you want to use to hold the output for an indefinite period to the Auxiliary Relay Relay 2 See the following example that sets entry codes 1234 for normal and 5678 for toggle operation Press 01 1234 1234 1 01 Programming Step 1234 Entry Code 1 Main Relay Press 01 5678 5678 2 01 Programming Step 5678 Entry Code 2 Auxiliary Relay Typical Toggle Mode Wiring For devices triggered by a normally open circuit wire the contacts of the Main and Auxiliary Relays in parallel see the Figure below Either relay will be able to trigger the access device Entry codes programmed for the Auxiliary Relay will be able to hold the output on 0 ACCESS MAIN DEVICE RELAY COMMON AK 2 L__ OUTPUTS N O EITHER RELAY CAN TRIGGER THE ACCESS DEVICE RELAY COMMON Select Door Sense or Inhibit Input Default Door Sense The input on Terminal Block TB1 Terminal 8 can be programmed for DOOR SENSE or INHIBIT Press 10 Input Input 0 for Door Sense 1 for Inhibit When programmed for DOOR SENSE if an open condition on the input occurs before access is granted with an entry code or with the request to enter input a FORCED ENTRY output will occur If an open condition remains 60 seconds after a relay activation for access a DOOR AJ
18. til Warranty Expiration Date as labeled on the product This Linear LLC Warranty is in lieu of all other warranties express or implied All products returned for warranty service require a Return Product Authorization Number RPA Contact Linear Technical Services at 1 800 421 1587 for an RPA and other important details FCC NOTICE Changes or modifications not expressly described in this manual or approved by the manufacturer could void the user s authority to operate the equipment This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment 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 into an outlet on a circuit different from that to
19. ut time in seconds 0 60 99 Toggle Mode Beep Sounds on Keystrokes Default Yes Selects whether or not the keypad beeps as each key is pressed Press 4 0 Sound Sound 1 for Yes 0 for No Beep Sounds During Main Relay Default No Selects whether or not the keypad beeps during Main Relay activation Press 4 1 Sound Sound 1 for Yes 0 for No Beep Sounds During Auxiliary Relay Default No Selects whether or not the keypad beeps during Auxiliary Relay activation Press 4 2 Sound Sound 1 for Yes 0 for No Beep Sounds During Output 3 Default No Selects whether or not the keypad beeps during Output 3 activation Press 4 3 Sound Sound 1 for Yes 0 for No Beep Sounds During Output 4 Default No Selects whether or not the keypad beeps during Output 4 activation Press 4 4 Sound Sound 1 for Yes 0 for No Keypad Lockout Count Default 3 Tries Sets the number of incorrect entry code attempts allowed before the keypad locks out Press 5 O Attempts Attempts Number of attempts before lockout 2 7 Anti passback Time Default No Anti passback Sets the length of time an entry code will not function after it is used Press 5 1 Minutes Minutes Time in Minutes 1 4 0 No Anti passback RESETTING KEYPAD Master Reset CAUTION Performing a master reset will clear the entire memory of the AK 2W and return all programmable options to the factory default values AL
20. which the receiver is connected Consult the dealer or an experienced radio TV technician for help 222162
21. wo wires between the door strike and the keypad box Connect one of the door strike wires to the keypad s MAIN RELAY N O terminal TB2 3 Connect the other door strike wire to the keypad s AC DC terminal TB2 1 Connect a wire between the keypad s AC DC terminal TB2 2 and the MAIN RELAY COM terminal TB2 4 POWER Choose a location for the power supply or transformer Route two wires between the power supply and the keypad box Connect the power supply s output terminals to the keypad s AC DC input terminals TB2 1 amp 2 Observe wiring polarity if using DC CAUTION If the unit is AC powered make sure the secondary of the system transformer is isolated from earth ground EARTH GROUND To avoid damage to the unit from static discharges connect the EARTH GROUND terminal TB1 5 to a good earth grounding point Suggested wiring size is 18 AWG for earth ground SENSE INPUT ts NOTE SENSE terminal 8 can be programmed for either a door sense or inhibit input Both features cannot be used at the same time To use the door sense feature to detect forced entry or door ajar conditions install a normally closed door switch on the door and route two wires from the switch to the keypad box Connect the door switch to the keypad s SENSE terminal TB1 8 and COM terminal TB1 7 If an inhibit switch or timer is going to be used for temporarily disabling the keypad route two wires from
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