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FAQs

Is there a test to determine if a door or frame is galvannealed (galvanized) steel or cold rolled steel?

Resolution: A simple field test can determine if a door or frame is galvanized or cold rolled steel, however this test will not determine if the steel is A60, A40 or G90. The Tech Tip can be viewed here.:

How do you install a battery backup on a biometric GT-400 handreader?

Resolution: You can install and/or replace a battery backup on a biometric GT-400 handreader in the field by following the process detailed in the following document: 70200-0091_A_GT-400_BB-300_Install:

What is an STC rating?

Resolution: STC stands for Sound Transmission Class. An STC (Sound Transmission Class) is a single number rating system derived from measured values of sound transmission loss in accordance with ASTM E90...:

Can the 230L or 252L Lever Trim be setup for a NightLatch (L-NL) function?

Resolution: The 230L used with the 22 Series Exit Devices can not be setup for a NightLatch (L-NL) or Key Capture (L-KC).function where the key can only be removed when the lever is locked.The key can be remov...:

How do you change the 360L to NL function?

Resolution: To change the 360L from TL (classroom) to NL (Night Latch) function invert the cam on the mortise cylinder. :

What is the difference between an RX switch and an RX-LC (low current) switch?

Resolution: The standard Von Duprin switches (RX and LX switches in exit devices, and DS dual switches in 6100 and 6200 Electric Strikes) are rated for 0.05A to 2A @ 24 VDC. The low curren...:

What replaced the Monarch 560 strike?

Resolution: The F570 is the strike used in lieu of the 560 which covers both fire & panic applications.:

Is there a set screw on the solenoid plunger of a Chexit device like there is on an EL solenoid?

Resolution: Devices shipped after 8-24-2015 are motor driving and no longer have solenoid. Devices shipped prior to 8-24-2015 with solenoid driven: There is no set screw on the solenoid of the Chex...:

Why won't the 5100 24v strike work on both a RH & LH door?

Resolution: The 5100 strike details are listed below: Only operates with 12VDC or 24VDC power supply. Will not operate with AC transformer. 12 or 24VAC can be converted to 12/24VDC using Von Duprin SO12 o...:

Will the PS914 or PS873 replace the RDS-2?

Resolution: This is not an option, the older RDS-2 was used with the older Falcon Monarch ELR devices. The power supply would apply 24VDC for 1 second then drop down to 5VDC for the remainder of h...: