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CX-DA400 

Door Prop Alarm 

Installation Instructions

Page 1 of 6

CONTENTS

COMPONENT LOCATION DIAGRAM

DESCRIPTION

CX-DA400

The CX-DA400 provides complete monitoring of access control points by 
offering you prop/door held open and intrusion/door forced open detection. 
These alarms are designed to complement card reader and access control 
systems and will interface with electronic locks, produce audible warnings 
and reduce nuisance alarms by encouraging user compliance with access 
control procedures.

OTHER FEATURES

• 

Shunt Recycle - 

See Step 3. Pg. 4

• 

Door Supervision - 

See Step 1. Pg. 3

• 

Intrusion Detect - 

See Step 2. Pg. 3

• 

Loud Horn Volume -

 See Step 7. Pg. 5

 Extended Silent Time -

 See Step 4. Pg. 4  

• 

Shunt Delay Timer - 

See Step 4 . Pg. 4

INPUTS

The inputs are located on Terminal Strip –1 
and include:

•  Dry Contact Shunt 

- a N/O or N/C Dry 

Contact, selected using Shunt Contact 
Mode Jumper 3. See Step 3. Pg. 4

•  Voltage Sense

 - Monitors the power 

wires on an electric lock (i.e.: Mag-lock or 
Door Strike). Senses change in voltage 
as valid user. See Step 3. Pg. 4

•  Door Contact

 - a Closed Loop (N/C) 

Dry Contact which opens when the 
monitored door opens. See Step 1. Pg. 3

•  Bypass

 - Connect to a N/O Dry Contact 

from a remote location to bypass the 
unit. See Step 7 Pg. 5

•  Power

 - 12 to 24 VAC/DC @ 250 mA. 

The terminals are not polarity sensitive. 
See Step 5. Pg. 4

OUTPUTS

•  Remote LED

 - (located on TS-1)  

Output for a remote Bi-color LED, 
output follows LED on Face Plate. 

•  Door Status Relay

 - follows the Door 

Contact Input, regardless of alarm or 
bypass condition.

•  Door Prop Alarm Relay

 - changes 

state during a Door Prop  
(Door Held) Alarm condition.  

•  Intrusion & Tamper Alarm Relay

 - 

changes state during an Intrusion  
or Tamper Alarm condition. 

•  Bypass/Key Switch Status Relay

 -  

follows Bypass and Key inputs.  

 
Output contacts change state when power 
is lost.

JUMPER

CONFIGURES

 1 Door Supervision 

(Part of Tamper circuit)

TS1-7&8 Door Input 

 2 Voltage Sense Mode 

(Senses Lock Voltage as Valid User Input)

TS1-3&4 Voltage Sense Input

 3 Shunt Contact Mode 

(Senses Dry Contact as Valid User Input)

TS1-1&2 Shunt Contact Input

 4 Intrusion Detect Enable 

(Explained on reverse)

Intrusion or Free Access selection

 5 Shunt Recycle Enable 

(Explained on reverse)

Shunt Recycle feature selection

 6 RESERVED 

(Factory Diagnostic)

Factory Use Only Leave Jumper OFF

 7 & 8 Shunt Delay Timer 

(Set same as Lock Time)

Access Time prior to opening door

 9 Extended Time

Select Ext. Silent Time 3-90 Min.

 10 Horn Volume

Select 96db or 103db

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