6
en | About this manual
PLENA power amplifiers
2018.11 | V1.2 | LBB193x/x0
Installation and operation manual
Bosch Security Systems B.V.
2.5
Conversion tables
In this manual, SI units are used to express lengths, masses, temperatures etc. These can be
converted to non-metric units using the information provided below.
1 in =
25.4 mm
1 mm =
0.03937 in
1 in =
2.54 cm
1 cm =
0.3937 in
1 ft =
0.3048 m
1 m =
3.281 ft
1 mi =
1.609 km
1 km =
0.622 mi
Tab.
2.1:
Conversion of units of length
1 lb =
0.4536 kg
1 kg =
2.2046 lb
Tab.
2.2:
Conversion of units of mass
1 psi =
68.95 hPa
1 hPa =
0.0145 psi
Tab.
2.3:
Conversion of units of pressure
Notice!
1 hPa = 1 mbar
°F =
_
. °C + 32
9
5
°C =
_
. (°F - 32)
5
9
2.6
Copyright and disclaimer
All rights reserved. No part of this document may be reproduced or transmitted in any form by
any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior
written permission of the publisher. For information on getting permission for reprints and
excerpts, contact Bosch Security Systems B.V..
The content and illustrations are subject to change without prior notice.
2.7
Document history
Release date
Documentation version
Reason
2014.01.10
V1.0
1
st
edition.
2014.01.21
V1.1
2
nd
edition. Minor technical
data changes.
2018.11.05
V1.2
3
rd
edition. LBB1938/20
replaced by LBB1938/30.
