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“ What cylinder is used with SD-EL ”

RELATED FAQS

Question
Answer
Does the cylinder cam get inverted on the SD option for the Von Duprin 99 exit device?
 A 1 1/4" cylinder with straight cam is required for the Von Duprin SD (Special Dogging) exit device option.
The cylinder cam must be inverted with the SD option to work properly.
What is (SD) Special Dogging?
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.
Can the CD and EL options be provided on the same 98 /99 rim or vertical rod exit device?
There is not enough room for both options as the dogging mechanism in a standard cylinder dogging and the electronics for the EL or QEL options are both located at the end of the base plate. For 9...
Can you add SD and EL to a mechanical 99 series exit device?
This is available.  You will need the SD center case kit, SD center case cover, SD cylinder dog housing, and EL/QEL conversion kit.
How do I add mechanical dogging to my Von Duprin EL device?
 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...