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Device Function
D7039 Multiplex Expansion
Module
Provides either 2 two-wire (Class B, Style 4) multiplex
buses or 1 four-wire (Class A, Style 6) multiplex bus. In
Class A mode, up to 120 addressable points can be added.
In Class B Mode, up to 247 addressable points can be
added. The D7039 connects directly to the control panel.
One is allowed per system.
D7042/B Eight‑Input Remote
Module
Provides eight Class B, Style 4 input points. Connect up to
15 modules to MUX Bus A, and 15 on MUX Bus B. The
D7042 is powered by 12 VDC supplied by the option bus
power terminals, in addition to the two‑wire data
connection. The D7042 can not be used on a signal line
circuit (SLC) configured for Class A, Style 6 operation.
D7048/B Octal Driver Module Provides eight open‑collector transistor outputs for
addition to the FPD‑7024 Fire Alarm Control panels. It
connects to the control panels through the option bus.
FMM-7045 MUX Pull Station UL Listed fire alarm initiating device.
D7044 MUX Single Input
Module
Connects a normally‑open contact device to the multiplex
bus of the FPD‑7024 with a supervised local loop. The
D7044 draws operating power from the FPD‑7024.
D7044M MUX Mini Contact
Module
Connects a contact device to the multiplex bus of the
FPD‑7024 with a supervised input loop. The D7044 draws
operating power from the FPD‑7024.
D7052 MUX Dual Input Fire Connects to the multiplex bus of the FPD‑ 7024 and
provides two supervised input zones for connecting
conventional normally-open inputs. The D7052 draws
operating power from the FPD‑7024.
D7053 MUX I/O Module Fire Connects to the multiplex bus of the FPD‑7024 and
implements a supervised local loop, and a Form C relay
output. Up to 20 modules can be connected to each MUX
bus. The D7053 draws operating power from the
FPD‑7024.
D7050/TH MUX Smoke Detector The D7050/TH is a photo-electric smoke detector with a
heat option. It connects to the multiplex bus of the
FPD‑7024. The D7050 draws operating power from the
FPD‑7024.
DX4020 / B420 models The Conettix DX4020 and B420 models are communication
devices that manages secure, two-way IP communications
over Ethernet networks.
ITS‑DX4020‑G The ITS-DX4020-G enables two-way IP or dialed
communications over a commercial GPRS/GSM network.
Typical applications are event reporting to a central
monitoring station and remote access to Bosch control
panels.
18 en | Overview Fire Alarm Control Panels
2012.08 | 04 | F01U008458 Installation and Operation Manual Bosch Security System, Inc.