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“
Can you add an ALK
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RELATED FAQS
Question
Answer
Will the PT790 work with the ALK?
Resolution:
The new exit alarm ALK uses the 24VDC regulated PS902 power supply.:
What cylinder is used in the Falcon 24/25 exit alarm kit?
Resolution:
The Exit Alarm takes a 1 1/8" Mortise cylinder with a straight cam. See first page of Exit Alarm inst below. Exit Alarm inst:
What power supply replaces the Von Duprin 9VDC PS9 power supply?
Resolution:
The PS9 power supply was discontinued. The new exit alarm ALK can either use a 9VDC battery or 24VDC regulated power supply. There is no direct replacement for Von Duprin PS9 power supply. Cur...:
Can the Von Duprin exit alarm ALK and electric latch retraction QEL or EL device be in the same device?
Resolution:
No, Von Duprin exit alarm ALK and electric latch retraction QEL or EL are installed in the same location and can't be ordered together with the same device.:
Alk not power up - using 9V battery
Resolution:
There are three main failures with an ALK. Problems are usually caused by a bad power source(battery), bad RX/LX Switch or a bad circuit board. Try installing a new battery and wai...:
Is a switch required to operate the Von Duprin ALK unit?
Resolution:
Yes. The exit alarm ALK is shipped standard with a RX, request to exit switch, but can work with the optional LX, latch bolt monitor switch. If there is no switch in the device it will never alarm.:
Were the ALK PCB boards blue at one time?
Resolution:
No, the exit alarm ALK printed circuit board has been always green.:
What parts do I need to add to the bottom rod of my existing Von Duprin 8827 LBR exit device?
Resolution:
To add the bottom rod and latches on 8827LBR it requires Bottom Rod Kit part #050455-XX 8827 Rod Guide Kit part #50482-XX 8827 LR Bottom Latch Kit W/Cover part #050467-XX 304L Bottom Strike:
Can QEL and RX be added to an existing 9927?
Resolution:
The QEL conversion kit (3' or 4') and the RX switch kit (050251-00) can convert the 9927 to QEL-RX9927 device.:
Why doesn't my AD lock go into Construction Mode?
Resolution:
Update your device firmware to the latest version to fix this early design / feature update:
What cylinder is used for the Von Duprin -2 double cylinder function?
Resolution:
The 98/99 rim device can be converted to double cylinder 98-2 or 99-2.Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an&n...:
What does the message "ID temporarily invalid" mean when it displays on a biometric hand reader?
Resolution:
Our biometric hand readers have a limitation on how many times you can try an unsuccessful hand verification. This is similar to secure computer/ system logins that kick you out after a certa...:
Is there an occupancy indicator for the ND40/44?
Resolution:
The ND40/44 is available with an Outside indicator only. Click here for the Pricebook Addendum and more details on the ND Indicator. Refer to the current Commercial Price Book for pricing.:
What is the part number for the ALK sign?
Resolution:
The sign for exit alarm, ALK, is SIGN-1.:
Is the ALK board available in 12VDC?
Resolution:
The Von Duprin exit alarm ALK only operates with 24VDC regulated power supply and is not available in 12VDC.:
Can the Von Duprin Chexit device be changed to ALK exit alarm?
Resolution:
The Chexit device has a different base plate and center case than the ALK. The Chexit device would need to be replaced with an ALK device.:
What is the current draw of a Von Duprin exit alarm kit ALK?
Resolution:
The current draw of a Von Duprin exit alarm ALK is .25 amp when alarm is activated.:
What could cause the Von Duprin exit alarm ALK to turn off after one or two minutes?
Resolution:
If the spring on the Von Duprin exit alarm ALK board is not located correctly as shown on the instructions, then the vibration from the horn allows the cylinder to turn and shut the exit alarm ALK ...:
Can the Von Duprin ALK exit alarm be ordered with hex dogging option on?
Resolution:
The standard exit alarm ALK devices are not available with dogging option. The device can be ordered through Engineering Special with dogging option on non fire exit devices. This special is o...:
How do you specify an exit alarm ALK with a hard wire to the power supply?
Resolution:
All new 22, 33/35A and 98/99 series exit devices with exit alarm ALK option can be hard wired to the PS902 power supply as a standard feature.:
Why should you use the LX switch with an ALK being used in Von Duprin surface vertical rod devices?
Resolution:
You should use the LX switch with the Von Duprin surface vertical rod exit device because the rods are exposed and are vulnerable to attack. IE, the top rod can be grasped and forced down to retrac...:
Will one PS902 power supply run two Von Duprin exit alarm ALK'S?
Resolution:
PS902:
Can the deadlocking feature be added to a 24-R in the field?
Resolution:
If device backset is correct, replacing the device center case & center case cover with a F-24-R to add deadlocking to the latchbolt. Parts to the F-24R center case & cover can b...:
Is there an EL conversion kit for the Falcon 2390 exit device?
Resolution:
There is no EL conversion kit for a 2390, the device will need to be replaced.:
Can the Schlage danmark levers be added to the 996?
Resolution:
The Schlage Danmark levers are not available on the Von Duprin 996L lever trim.:
Is there a conversion kit to add Electronic Dogging (ED) or Electric Latch Retraction (EL) to a 1690 or 1790 in the field?
Resolution:
There is no conversion kit to add EL or ED to an existing 1690 or 1790 series device. All of the components are built into the device, since the device does not have a separate base...:
What is exposed glass size?
Resolution:
When dealing with glass lights in doors, there are three (3) critical dimensions which must be coordinated: Exposed Glass Size (EGS) - the horizontal and/or vertical dimensional size of the vision...:
Why did you add the hassle clip for the anti-rotation plate?
Resolution:
Schlage offers professional lock training both at the factory and in the field. Years of customer observation and feedback during training sessions is that when the anti-rotation plate is installe...:
Can a Von Duprin 3' pushpad exit device be converted to a 4' device in the field?
Resolution:
A 3' exit device cannot be converted to a 4' exit device. You will need to replace the 3' device with a 4'. Conversely, a 4' device cannot be converted to a 3' device. Converting these exit de...:
Is the CS210 available with SFIC or FSIC?
Resolution:
Schlage is pleased to announce in January 2012 the addition of small format interchangeable core (SFIC) and full size interchangeable core (FSIC) to our CS210 interconnected lock series. Clic...:
Getting message “Adding Failed, Could not connect to accessory” for BE479 Sense
Resolution:
First, perform a Factory Default Reset Next, close the app, turn off Bluetooth (swipe up from the bottom of the screen, tap the Bluetooth icon). Turn Bluetooth back on. Reop...:
Will an ALK sound when the exterior trim is used to enter from the pull side?
Resolution:
The ALK exit alarm will sound when the exterior trim is used to enter from pull side without using access control when an LX latch bolt monitor switch is used instead of RX push bar monitor switch.:
Does the ALK have 24vdc terminals on the circuit board?
Resolution:
The Von Duprin exit alarm ALK shipped after November 2010 are new style boards and can be identified by the 3 terminal blocks and LED. Only these ALK will work with 24vdc power supply.:
Can the Von Duprin SS and ALK option be in the same device?
Resolution:
Depends on what is being ordered; SS can stand for either the "Signal Switch" or the "Silk Screen" push bar. The SS (Signal Switch) and ALK (Exit Alarm) sit in the same location in the exit devi...:
Does the new ALK have LED?
Resolution:
The new Von Duprin exit alarm ALK shipped after November 2010 has an LED indicator.:
What is different about the updated Falcon Exit Alarm (EA) option ?
Resolution:
The Falcon Exit Alarm option was updated in June 2012 to include the following benefits. Louder Alarm 95dbs vs 87dbs Easier battery changes 24Vdc hardwire(HW) option included w...:
What is the part number for the EAK PCB only for Monarch Falcon devices?
Resolution:
This circuit board will NOT work on the updated 24/25 Alarm Kits that released June 11th, 2012.:
Does a Von Duprin ALK kit come with an RX switch?
Resolution:
ALK kit comes with standard RX switch. It can be ordered without the RX switch or with LX switch as an option.:
Does the Von Duprin ALK require the RX switch to operate?
Resolution:
The RX switch is required to activate the ALK. The RX switch monitors the pushbar and will signal the ALK to go into alarm when the pushbar is depressed. The RX switch also allows free in...:
What cylinder is needed with Von Duprin exit alarm ALK?
Resolution:
The ALK uses a 1 1/4" mortise cylinder with straight cam. (NO DOGGING):
Why would the ALK chirp?
Resolution:
A low battery could cause the exit alarm ALK to chirp. Replace the battery and if it is still chirping, then replace the circuit board part number 101030-00.:
What is AR1, AR3, or AR6 on a Von Duprin exit alarm ALK?
Resolution:
AR1 is Auto-Reset 1.5 minute, AR3 is 3 minute, or AR6 is 6 minute option processed through engineering specials on a Von Duprin exit alarm ALK.:
Does the current Von Duprin ALK have an EI?
Resolution:
Current exit alarm ALK released in November 2010 does ship standard with an EI (external inhibit) option. ALK shipped prior to this would only have EI if ordered as a Special option.:
Does Von Duprin offer a water proof ALK?
Resolution:
Exit alarm ALK devices are not recommended for exterior application. We do not offer water proof exit alarm ALK devices.:
Is there an Exit Alarm Retrofit Kit (EAK) for the 19 series?
Resolution:
These kits for the 19 Series were discontinued June 11th, 2012 when the updated alarm kit for the 24/25 series was released. Prior to discontinuation, it was o...:
Why is the Von Duprin exit alarm ALK going into alarm on it's own?
Resolution:
The following may cause the ALK to go into alarm: Make sure red and blue wires on the RX switch are connected to the exit alarm ALK terminal block and yellow wire is taped off. Check the red an...:
How many Von Duprin ALK's can be powered off a PS900 series power supply?
Resolution:
The Von Duprin exit alarm ALK draws about .25 amp. PS902 power supply powers up to 8 exit alarm ALK. PS904/914 powers up to 16 exit alarm ALK. PS906 powers up to 24 exit alarm ALK. :
The Von Duprin 98 or 99 ALK kit will not sound the horn
Resolution:
Followings are the reason for 98/99 exit alarm ALK not sound when push bar is activated. Make sure key switch on exit alarm ALK is turned on, wait for 20 seconds before you activating the pushba...:
If using the alarm kit-ALK with the 99 device what power supply is needed?
Resolution:
Exit alarm ALK operates with 9VDC battery and doesn't required a power supply.If you choose to hard wire the exit alarm ALK use the PS902 power supply.Exit alarm ALK requires 24VDC regulated power ...:
Is the external inhibit option standard on the " new " ALK from Von Duprin?
Resolution:
The current Von Duprin ALK comes standard with the External Inhibit feature.:
Can the green terminal block be soldered back on if it has broken off the ALK board?
Resolution:
If the green terminal block has been broken off of the exit alarm ALK you must replace the exit alarm ALK PC board part number 101030-00.:
Is the RX available for the Von Duprin 330 dummy bar?
Resolution:
The 330 must be ordered as a RX330 to have the RX switch. You can NOT add a RX to an existing dummy 330 bar.:
Can you use lever trim on a 19V-EO without getting any additional parts?
Resolution:
The Exit Only (EO) device will accept any 19 Series trim as the main cam for the trim input is always put on the device center case.:
Can I add 996LNL to my 99EO?
Resolution:
The Von Duprin 98/99EO exit devices will accept any of the exterior trims that we offer for 98/99 exit devices without any extra parts. 996L, 996L-NL, 996L-DT, 996L-BE, 990NL, 990DT, and 110NL a...:
What part is required to add a sequencing feature to a 7902/7982 control box?
Resolution:
The sequence card part number is 3426 and plugs in the "S" slot of a control boxes right next to the 10 pin terminal strip. The 7902/7902ES or 7982/7982ES can be converted to a 7902S/7902SES or 79...:
What does "Sorry, Can't Add" mean on a hand reader?
Resolution:
The message "Sorry, Can't Add" appears when trying to enroll a user on a hand reader. There are 2 reasons this message appears:1. The ID being enrolled already exists in the hand reader...:
How do I add the Special Dogging (SD) option to a 98/9927 vertical rod device?
Resolution:
Special Dogging can be added but you will need a new center case assembly, cylinder dog housing, and center case cover. 050550, SD center case kit RHR and 050551, SD center case kit LHR. 112409...:
What parts are required to add a cylinder to the 1790 EO?
Resolution:
You will need a 1790NL/HB cylinder assembly (part number CYLASY.1151) and a rim cylinder.:
Can you add the LX option to a Von Duprin device that already has the RX option?
Resolution:
The Von Duprin RXLX combination switch must be ordered together as one assembly. Existing RX or LX switch must be removed to install the combination RX LX switch. Make sure correct RX LX combinatio...:
What options are available to add frame reinforcement for surface closer?
Resolution:
Steelcraft offers two optional types of reinforcements for open section header to be installed in distributor shop or in the field: Full profile sleeve; is a 14 gauge, 16" long part to fit the p...:
What parts are necessary to add the bottom rod/latch/strike to a 98/9927-LBR/LBR-F (less bottom rod) device?
Resolution:
Following parts are required to add the bottom rod and latch to the 98/9927-LBR/LBR-F device. Bottom Rod: 050515 for 9827 and 050514 for 9927 (specify finish) Bottom Latc...:
Can you put an EL on a Von Duprin 22 device?
Resolution:
Von Duprin 22 series are not available with electric latch retraction EL option. 22 series are the economy device and are only available with RX, LX and exit alarm ALK. EL option is only availa...:
Can the Falcon 25-V be cut to fit on a 2' door?
Resolution:
The standard Falcon 25V vertical rod cannot be cut to fit on a 2 feet door opening. This device requires 2' 7 1/8" minimum door opening. Falcon offers a device that can be used on a 2 feet doo...:
ALARM KIT
Resolution:
ALK, Battery Alarm Kit, ALK Alarm Kit:
What is (SD) Special Dogging?
Resolution:
SD is Special cylinder dogging in the center case of 98/99 rim and vertical rod non fire rated devices and is available with standard, EL, QEL, CX and ALK.:
What is the price add for the ND45 time out lock?
Resolution:
The ND45 was added to PB72A, please reference for pricing.:
Can I add a cylinder function to the 98/99 Rim EO device?
Resolution:
To add a cylinder to the 98/99-EO rim device order a 110NL-MD for metal door or 110NL-WD for wood door with a standard rim cylinder and prep the door per template.:
How do I add mechanical dogging to my Von Duprin EL device?
Resolution:
HD-EL (Hex Dogging Electric Latch Retraction) solenoid and plunger can be replaced with standard EL solenoid and plunger on non fire rated exit devices, but this should not be used on a daily basi...:
Can you add double cylinder to an existing 99 rim device?
Resolution:
The 98/99 rim device can be converted to double cylinder 98-2 or 99-2. Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an outside...: