Von Duprin

7847-F Fire exit concealed vertical rod device are certified to ANSI/BHMA A156.3 2014, grade 1 and UL listed for fire exit hardware.

Specifications:

• Device Functions: Device ships EO/DT/NL; Field selectable; for L remove NL drive screw from device
• Center Case: 7-7/8" x 2-3/4" x 2-3/8" (200mm x 70mm x 60mm)
• Device lengths:
• 3': 2' 6" to 3' (762mm to 914mm) door size
• 4': 3' to 4' (914mm to 1219mm) door size
• Device Centerline From Finished Floor:
• 39-13/16" (1011mm)
• 39-11/16" (1008mm) with mullion
• Mechanism Case: 2-5/16" x 2-1/8" (59mm x 54mm)
• Latch Bolt: Deadlocking, 5/8" (15.875mm) throw
• Projection:
• Pushbar neutral - 3-13/16" (97mm)
• Pushbar depressed - 3-1/16" (78mm)
• Pushbar Length: 3' 18" (457mm), 4' 24" (610mm)
• Fasteners and Sex Bolts (SNB): Includes screw pack for 1-3/4" (4mm) and 2-1/4" (57mm) thick metal or wood doors (Optional 425 SNB available)
• Electrified Options:
• LX: Latch bolt monitor switch
• RX: Request to exit
• E: Electric locking and unlocking trim; no cylinder override
• ALK: Quiet electric latch retraction
• CON: Allegion Connect
• QEL: Quiet electric latch retraction
• Mechanical Options:
• GBK: Glass bead kit
• LBR: Less bottom rod
• SNB: Sex bolts
• SEC: Security screws
• WH: Weep holes
• Dogging Options: No mechanical dogging
• Strikes:
• 338: Top—unfinished
• 385A: Bottom—unfinished

Trim Functions:

• DT: Dummy trim. Pull when dogged (not recommended for fire device)
• EO: Exit only
• L: Lever (classroom). Key locks and unlocks; or key unlocks, then relocks when key is removed. 1-1/4" mortise cylinder. Handed, reversible lever
• L-BE: Lever - blank escutcheon. Always operable (no cylinder). Electrified lever operation available
• L-DT: Lever, rigid - dummy trim. Pull when dogged
• L-NL: Lever, rigid - night latch
• NL: Night latch. Key retracts. Rim cylinder
• NL-OP: Night latch cylinder assembly, optional pull. Key retracts latch bolt, optional pull required. Rim cylinder
• TL: Turn lever. Key locks and unlocks; or key unlocks, then relocks when key is removed (use with DT trim). 1-1/4" mortise cylinder
• TL-BE: Turn lever - blank escutcheon. Blank escutcheon always operable (no cylinder, use with DT trim)

Finishes:

• 605 - Bright brass
• 606 - Satin brass
• 612 - Satin bronze
• 619 - Satin nickel
• 625 - Bright chrome
• 626 - Satin chrome
• 628 - Aluminum, anodized
• 630 - Satin stainless steel
• 643e - Aged bronze
• 710 - Dark brown, anodized
• 711 - Matte black