Belimo LRB24-SR User Manual

800-543-9038 USA 866-805-7089 CANADA 203-791-8396 LATIN AMERICA
22
N40013 - 06/11 - Subject to change. © Belimo Aircontrols (USA), Inc
.
LR...24-
S
R Actuators
,
Pro
p
ortiona
l
M
o
d
e
ls
LRB24-
S
R-T LRX24-
S
R-T w/Terminal Bloc
k
LRB24-SR LRX24-SR w/3ft. cabl
e
Technical Data
Power suppl
y
24 VAC ± 20% 50
/
60 Hz
24 VD
C
± 10%
P
ower consum
p
t
i
on runn
i
n
g
1
.5
W
h
o
ldi
ng
0
.
4
W
Transformer sizin
g
3 VA
(
class 2 power source
)
El
ectr
i
ca
l
connect
i
o
n
LRB24-
SR
LRX24-
SR
½”
con
d
u
i
t connector
1
8
G
A, plenum rated cable
3
f
t
[
1m
]
3
f
t
[
1m
]
, 10
f
t
[
3m
]
, 16
f
t
[
5m
]
Overload
p
rotectio
n
electronic throu
g
hout 0° to 95° rotation
O
perating range Y 2 to 10 VD
C
, 4 to 20 mA
F
ee
db
ac
k
output
U
1
to 10 VD
C
, max 0.5 mA
Input impedance
1
00 k
Ω
(
0.1 mA
)
, 500
Ω
An
g
le of rotation 90°, ad
j
ustable with mechanical sto
p
Direction of rotation reversible with
p
rotected
Po
s
ition indicatio
n
handle
M
anua
l
overr
ide
externa
l
pus
h
b
utton
R
unn
i
ng t
i
me
LRB24-
SR
LRX24-
SR
constant inde
p
endent o
f
load
90
secon
d
s
1
5
0
,
9
5,
60
,
4
5,
3
5 secon
d
s
Humidit
y
5 to 95% RH non-condensing
(EN
60
7
30
-
1)
Ambient tem
p
erature
-
22°F to 122°F [-30°
C
to 50°
C
]
S
tora
g
e temperature
-
40°F to 176°F [-40°
C
to 80°
C
]
Housin
g
N
EMA 2
/
IP54
H
ous
i
ng mater
i
a
l
UL94
-5
VA
A
genc
y
li
st
i
ngs
†
c
UL
us accor
di
n
g
to
UL
60
7
30
-
1A/
-
2
-
14
,
C
AN/
CS
A E60730-1:02,
C
E according to
2004/108/E
C
and 2006/95/E
C
for line voltage
a
nd
/
or –
S
version
s
N
o
is
e
l
eve
l
<35 d
B
(A)
Q
uality standar
d
I
SO
9001
LR...24-
S
R-T
Electrical connectio
n
s
crew terminal
(
for 26 to 14 GA wire
)
protected
(
NEMA 2/IP20
)
† Rated impulse voltage 800V, Control pollution degree 3, T
y
pe of action
1
(
1.B for -S models
)
Dimensions
D14
8
-2W-
08

Belimo LRB24-SR Specifications

General

Brand	Belimo
Model	LRB24-SR
Category	Controller
Language	English

Summary

Technical Data

Power supply

Specifies voltage and frequency requirements for operation.

Power consumption

Details the energy usage in running and holding states.

Transformer sizing

Electrical connection

Describes the types of electrical connections and cable specifications.

Overload protection

Operating range Y

Feedback output U

Angle of rotation

Direction of rotation

Manual override

Running time

Ambient temperature

Agency listings

Lists the certifications and standards met by the product.

LR...24-SR-T Electrical connection

Wiring Diagrams and Application Notes

Installation Notes

Guidance on proper installation and parallel connection considerations.

Application Notes

Information on cULus/UL/CSA requirements and 4-20mA to 2-10VDC conversion.

Live Electrical Components Warning

Safety caution regarding working with live electrical components.