Technical Documentation Pressure Independent Characterized ...

J20728 - 04/07 - Subject to change. © Belimo Aircontrols (USA), Inc.
Dimensions
Pressure Independent Characterized Control Valve
with On/Off, Non-Spring Return Actuator
LRCB24-3 LRCB24-3 with P/T Ports
Line
Volts
WARNING
Live Electrical Components!
During installation, testing, servicing and troubleshooting of this product, it maybe
necessary to work with live electrical components. Have a qualified licensed electrician
or other individual who has been properly trained in handling live electrical components
perform these tasks. Failure to follow all electrical safety precautions when exposed
to live electrical components could result in death or serious injury.
1
2.6"
[66]
E F
Wiring Diagram
24 VAC Transformer
a open
a closed
3.22"
[82]
The indication of direction
is valid for switch position 1.
D
1.69"
[42]
a
6.5" [165]
B
A
3
0.78" [20]
Blk (1) Common –
Red (2) +
Wht (3) +
1 0
C
2.34"
[59.4]
FlowSetR Dimensions
Dimensions (All ratings in brackets are in millimeters.)
Valve A B C D E F
1/2" NPT 4.80 [122] 4.6 [117] 4.02 [102] 2.28 [58] 1.04 [24.4] 1.3 [33]
3/4" NPT 5.25 [133] 5.03 [128] 4.22[107] 2.38 [61] 1.04 [24.4] 1.3 [33]
1" NPT 7.05 [179] 6.85 [174] 4.80 [122] 3.23 [82] 1.60 [40.6] 1.60 [40.6]
3
®
LRCX24-3
Notes:
1 Provide overload protection and disconnect as required.
Actuators may also be powered by 24 VDC.
Meets cULus requirements without the
need of an electrical ground connection.
LRCB24-3 On/Off
D146
W569
2.6"
[66]
E F
3.22"
[82]
D
1.69"
[42]
6.5" [165]
B
A
C
2.34"
[59.4]
0.78" [20] FlowSetR Dimensions
Dimensions (All ratings in brackets are in millimeters.)
Valve A B C D E F
1/2" NPT 5.3 [135] 4.6 [117] 5.4 [137] 3.69 [94] 1.04 [24.4] 2.60 [66]
3/4" NPT 5.8 [147] 5.03 [128] 5.7 [145] 3.69 [94] 1.04 [24.4] 2.60 [66]
1" NPT 7.05 [179] 6.85 [174] 6.05 [154] 4.0 [102] 1.60 [40.6] 2.90 [73.65]
D147
69