INTRODUCTION
The Model MDACT from Siemens Industry, Inc. is a
multipoint serial dialer for use in MXL and FireFinder-
XLS systems where point identification of alarm,
supervisory, status or trouble indication is required at
central stations.
The MDACT has the following features:
• Multiple Data Protocols: Contact ID and SIA
• 100 Event History Buffer
• Dual Phone Line Interface
• Option Bus Interface for Built-in Programming
using DCT-P LCD Remote Keypad
• LEDs for Heartbeat, System Trouble and Phone
Line Trouble (one per line)
• Real Time Clock
NOTE: The NIM-2D Upgrade Kit, P/N 500-649576,
must be used.
The MDACT is compatible with the following:
• MMB ROM version 10.14 and higher
• SMB ROM version 6.14 and higher
• CSG-M version 11.05 and higher
• PMI version 4.0 and higher
• Zeus version 4.0 and higher
Installation Instructions
Model MDACT
MXL/FireFinder-XLS Multi-Point Digital Alarm Communicator
P/N 315-099351-6
Siemens Industry, Inc.
Building Technologies Division
Florham Park, NJ
Siemens Building Technologies, Ltd.
Fire Safety & Security Products
2 Kenview Boulevard
Brampton, Ontario
L6T 5E4 Canada
For MXL programming, refer to MXL Operation,
Installation, and Maintenance Manual, P/N 315-
092036, MXL-IQ Operation, Installation, and Mainte-
nance Manual, P/N 315-093624, CSG-M Manual,
P/N 315-090381, and CSG-M Version 11.05 Up-
date, P/N 315-099402, as applicable.
For FireFinder-XLS programming, refer to the
FireFinder-XLS Installation, Operation and Mainte-
nance Manual, P/N 315-033744, and the Zeus
Quick Start Manual, P/N 315-033875.
OPERATION
The MDACT delays the AC Fail trouble signal in
accordance with NFPA and UL requirements. Refer
to the MDACT Programming Manual, P/N 315-
099378 for further information.
INSTALLATION
Remove all system power before installation,
first battery and then AC. (To power up, connect
the AC first, then the battery.)
The MDACT installs into the MXL optional MOM-4/-2
card cage where it occupies one half width slot. The
CABLE P/N 555-190967
TO MMB-2/-3, SMB-2/-3 OR PSR-1
TO MMB-2/-3, SMB-2/-3, PSR-1
24V
OR PSC-12
DO NOT USE
P7
P10
P5
P8
TB6
TB7
12
345678910111213141516
12
345678910111213141516
1
1
1
1
1
1
P3
TB3
MDACT
TB4
INSTALLED IN MXL PANEL
12
345678910111213141516
12
345678910111213141516
P4
DO NOT USE
TB1
P1
TB2
P2
MDACT
MOM-4
NOTE:
MDACT can only be installed
in MOM-4/-2 slots P2 or P4.
Figure 1
MDACT Installation In MXL Panel
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