DualCom Universal Alarm Communicator
Provides a fully supervised alarm communication path and integrated primary and secondary communication on one PCB. For commercial or residential fire installations, DualComNF modules feature primary network communication, secondary cellular communication and two sets of tip and ring terminals. For non‐fire residential installations, DualComWZ modules feature built‐in primary Wi‐Fi communication, secondary cellular communication, Z‐Wave integration and one set of tip and ring terminals.
The DualCom LTE Communicator provides a full supervised alarm communication path. It integrates primary network communication and LTE backup on one PCB. Use the DualCom Communicator to take over panels. The communicator can be connected to a control panel's dialer output and used to capture Contact ID messages based on SIA DC051999.09DCS. The communicator also provides four input zones and two open-collector outputs for connection to control panel outputs and zones. Includes external 383P antenna.
- Competitor take over
- Legacy take over
- DUALCOMN-2 Universal Alarm Communicator with Hardwired Network and LTE, DualSIM
- DUALCOMNF-2 Network Universal LTE Fire Communicator, DualSIM
- DUALCOMW-2 Universal Alarm Communicator with Wi-Fi and LTE, DualSIM
- DUALCOMWZ-LA Universal Alarm Communicator with Wi-Fi, Z-Wave and LTE, AT&T
- DUALCOMWZ-LV Universal Alarm Communicator with Wi-Fi, Z-Wave and LTE, Verizon
Version 254 | September 19, 2025
Communicator Serial Number in Serial 3 Messages
This update allows you to enable Serial 3 messages to include the communicator serial number. If enabled, the communicator family and corresponding serial number appear at the end of each Serial 3 message, allowing the monitoring center to identify the correct system if two communicators unintentionally use the same account numbers.
This update requires one of the following:
- SCS-VR Virtual Receiver
- SCS-1R Network Enabled Receiver with the SCS-150 Main Processor Card at firmware Version 108 (9/23/25).
To enable Serial 3 messages to include the Com Series serial number, complete the following steps:
- At the keypad, enter 6653 (PROG) and select CMD to enter the programming menu.
- At SYSTEM REPORTS, go to SYSTEM INFORMATION.
- Select YES to enable Serial 3 messages to include the communicator serial number. The default option is set to NO.
- Go to STOP to save programming.
To program Serial 3 messages to include the communicator serial number on Dealer Admin, refer to TU-1484.
Holdup Zone Type
A new zone type called Holdup has been added to Zone Information. Holdup zones operate as silent panics and do not trigger bell actions, or audible or visual alerts on the keypad.
To program a zone type as Holdup at the keypad, complete the following steps:
- At the keypad, enter 6653 (PROG) and press CMD to enter the Programmer menu.
- At ZONE INFORMATION, go to ZONE TYPE.
- Press CMD to view additional zone types until you see HU (Holdup) as an option.
- Select HU (Holdup) as the zone type, then press CMD.
- Configure additional Zone Information options as needed.
- Go to STOP to save programming.
To program a zone type as Holdup in Dealer Admin, refer to TU-1484.
Z-Wave Improvements
Previously the 738Z+ Z-Wave Plus Interface Module would remain in an action for longer than desired. This update allows the 738Z+ to return to its default state for quicker adding, editing, and deleting of Z-Wave devices and actions.