Bosch MSR 320 Datasheet

Fire Alarm Systems - MSR 320 Base with relay, conventional

MSR 320 Base with relay, conventional

u Locking against unauthorized detector removal

u Cable feed allows for surface or flush mounting

u Relay can be used to integrate third party

applications

The MSR320 Conventional Detector Base with Relay
can be used to mount detectors from the 320Series.
The MSR320 is provided with an integrated relay that
has NO/C/NC contacts for switching applications
(e.g. non EN-54 third party applications, dampers,
door holders, etc.).
The detector unit can be protected against
unauthorized removal with a variable locking bar.

Mounting notes for MSR320

• The bases are prepared for surface cable feed at
four positions with prepared knockouts.

• Flush mounting cable feed occurs through the base
center.

• Keep the shielding wire as short as possible and
isolate it.

Certifications and approvals

Region Regulatory compliance/quality marks

Europe

CE

MSR 320

Parts included

Quantity Component

1

Detector base with relay

Technical specifications

Connections

Power supply (0V, +V)

a1/a2, b1, b2

C-point

Shielding

Relay (NO, C, NC)

Relay contact load

Housing material

Housing color

Dimensions

Weight

1 A @ 30 V DC

ABS (Novodur)

similar RAL9010

Ø 120 x 22.7 mm

82 g

Ordering information

MSR 320 Base with relay, conventional

with a change-over relay (FormC)
Order number MSR 320 | 4.998.114.565

Represented by:

Europe, Middle East, Africa: Germany: North America: Asia-Pacific:

Bosch Security Systems B.V.
P.O. Box 80002
5600 JB Eindhoven, The Netherlands
Phone: + 31 40 2577 284
[e-mail]
emea.boschsecurity.com

Data subject to change without notice | 202101202128 | V8 | January 20, 2021 © Bosch Security Systems 2021

Bosch Sicherheitssysteme GmbH
Robert-Bosch-Ring 5
85630 Grasbrunn
Germany
www.boschsecurity.com

Bosch Security Systems, LLC
130 Perinton Parkway
Fairport, New York, 14450, USA
Phone: [phone]
Fax: [phone]
[e-mail]
www.boschsecurity.us

Robert Bosch (SEA) Pte Ltd, Security Systems
11 Bishan Street 21
Singapore 573943
Phone: [phone]
Fax: [phone]
[e-mail]
www.boschsecurity.asia