Von Duprin CX33A User Manual


911352-00
© Allegion 2014
Printed in U.S.A.
911352-00 Rev. 01/14-d
Customer Service
1-877-671-7011 www.allegion.com
Installation Instructions - Electrical
CX33A/35A
CX98/99
Chexit Device
PUSH UNTIL ALARM SOUNDS
DOOR CAN BE OPENED
IN 15 SECONDS
CX Exit Device
(CX98/99 Rim shown)
Chexit Module
Cable
Door Sign
Do not exceed rated
specifications.
WARNING
!
The Chexit device must be
installed in accordance
with these instructions by
a qualified electrician.
WARNING
!
Wiring must be in
accordance with all local
codes and regulations.
WARNING
!
GENERAL INFORMATION
ELECTRICAL SPECIFICATIONS
Voltage .................................................... 24 VDC
Current (Chexit).......................................0.4 A
Current (Electric mortise) ......................... 0.3 A
Current on arming ................................... 300-mS 16-A in-rush
External alarm dry contacts (NO and C) ...24 VDC, 1 A rating
Normally closed inputs ............................ Fire alarm (FA; required)
External inhibit (EI)
Door position switch (DPS)
The Von Duprin Chexit device is designed for accident hazard or fire exit applications. It meets both life
safety and security needs as well as all requirements of NFPA101
®
for “Special Locking Arrangement” and
UBC “Special Egress-Control Devices.”
The Von Duprin Chexit device sounds an alarm and keeps an exit door secured for 15 seconds following
an attempt to exit. The Chexit releases immediately upon a fire alarm condition.

Von Duprin CX33A Specifications

General

Device Type	Exit Device
Device Handing	Universal
Door Thickness	1-3/4" (44 mm) standard
Strikes	Standard strike included
Dogging	Optional
Compliance	ANSI/BHMA A156.3
Fire Rating	UL10C Positive Pressure Fire Tests
Backset	2-3/4" (70 mm)

Summary

Product Overview and Specifications

General Information

Overview of Von Duprin Chexit device applications and compliance with safety standards.

Electrical Specifications

Details voltage, current, and contact ratings for the Chexit device's electrical components.

Installation Preparation and Checklist

Mechanical Preparation Checklist

Checklist for door, frame, and trim preparation before Chexit installation.

Electrical Preparation Checklist

Checklist for reviewing wiring diagrams and planning electrical connections for Chexit.

Typical Wiring Applications

Rim/Vertical Single Door Wiring

Wiring diagram and component placement for single door Chexit installations.

Rim/Vertical Double Door Wiring

Wiring diagram and component placement for double door Chexit installations.

Mortise Lock Wiring Configurations

Electric Mortise Fail Secure Wiring

Wiring for Chexit with electric mortise locks in fail-secure configuration.

Electric Mortise Fail Safe Wiring

Wiring for Chexit with electric mortise locks in fail-safe configuration.

Chexit Installation Procedure

Operation and Troubleshooting

Chexit Mode and Operation Summary

Explains Chexit modes, LED indicators, and alarm behavior during operation.

Chexit Troubleshooting Guide

Lists common issues, symptoms, and solutions for Chexit device malfunctions.

Chexit Options and Settings

Rearm Time and Option Switch Settings

Configuration of rearm time and other operational options using internal switches.