Siemens MSI-51B Technical specifications

P/N 315-093616-4
Figure 1
MSI-51B / MSI-53B
INTRODUCTION
The SIEMENS Models MSI-51B and MSI-53B
Manual Stations are addressable devices contain-
ing advanced control panel communication tech-
nology. This technology, hich provides t o
direction communication ith the control panel,
produces an Intelligent Initiating Device.
OPERATION
This manual station housing has a pull do n lever
that locks in position after releasing a spring
loaded s itch (See Figure 3). To indicate the
manual station is activated, the pull do n lever
remains do n and locked until the station is reset.
The MSI-51B and MSI-53B are reset by opening
the hinged housing cover ith an Allen key and
then closing and locking the cover.
The MSI-53B Manual Station is an addressable
station the same as the MSI-51B, but it also has a
nonaddressable 2nd Stage Key S itch.
1. Locate the opening on the MSI-51B and
MSI-53B cover that allo s access to the
programming points on the MSI-51B and
MSI-53B printed circuit board. (Refer to
Figure 1.)
2. The manual stations are programmed by using
the SIEMENS Model FPI-32 Programmer/Tester.
Connect the MSI-51B and MSI-53B to the
Programmer/Tester by using the cable provided
ith the Programmer/Tester.
NOTE: The connection from the FPI-32 to the
MSI-51B and MSI-53B is not polarity
sensitive. Ho ever, connection from the
Control Panel to the MSI-51B and MSI-53B is
polarity sensitive.
Installation and Programming Instructions
MODELS MSI-51B / MSI-53B
Manual Stations
+
+
_
_
TO NEXT
ADDRESSABLE
DEVICE
EARTH GROUND
NOTE: RECOMMENDED WIRE SIZES
18 AWG MIN
14 AWG MAX
WIRE LARGER THAN 14 AWG
CAN DAMAGE THE CONNECTOR
1
2
3
FROM CONTROL PANEL
OR PREVIOUS DEVICE
MSI-51B
+
+
+
+
_
_
_
_
TO NEXT
ADDRESSABLE
DEVICE
EARTH GROUND
N. O. KEY SWITCH CONTACT
1A @ 250V
3A @ 125V
NOTE: RECOMMENDED WIRE SIZES
18 AWG MIN
14 AWG MAX
WIRE LARGER THAN 14 AWG
CAN DAMAGE THE CONNECTOR
1
2
3
FROM CONTROL PANEL
OR PREVIOUS DEVICE
TO NEXT 2 STAGE DEVICE
FROM CONTROL PANEL OR
PREVIOUS 2 STAGE DEVICE
PIGTAIL LEADS
MSI-53B
Figure 2
Wiring Information
Siemens Building Technologies, Inc.
8 ernwood Road
lorham Park, New Jersey 07932
Siemens Building Technologies, Ltd.
2 Kenview Boulevard
Brampton, Ontario L6T 5E4 CN
Fire Safety

Figure 3
Mounting the MSI-51B / MSI-53B
3. Follo ing the instructions given in the FPI-32
Programmer/Tester Manual (P/N 315-090077),
program the MSI-51B and MSI-53B to the desired
address.
4. Record the device address on the label located on
the MSI-51B and MSI-53B housing. (See Figure 1.)
5. Install the MSI-51B and MSI-53B (Refer to Figure 3).
6. Wire the MSI-51B and MSI-53B to the System
(Refer to Figure 2 for proper connections).
P/N 315-093616-4
Siemens Building Technologies, Inc.
8 ernwood Road
lorham Park, New Jersey 07932
Siemens Building Technologies, Ltd.
2 Kenview Boulevard
Brampton, Ontario L6T 5E4 CN