FM100

$463.50

Each

Flow sensor 1″, ∆p 1.18 psi, FS 21.8 GPM

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Weight 2.4 lbs
Application

Pipe

Brand

Belimo

Sensor type

flow

Output signal

0…10 V

Sensor Technology
ultrasonic (transit time) with glycol and temperature compensation
Medium temperature
-5...250°F [-20...120°C]
Ambient temperature
30...120°F [0...50°C]
Power supply DC
24 V
Power supply tolerance DC
-10% / +20%
Power consumption DC
0.5 W
Power supply AC
24 V
Power supply tolerance AC
±20%
Power consumption AC
1 VA
Measuring values
volume flow
Sensor type
flow
Application
The ultrasonic flow meters are designed for HVAC chilled water, hot water, and water/glycol solutions from -4°F to 250°F [-20°C to 120°C] up to 60% glycol.
Ambient humidity
max. 95% r.H. non-condensing
Mounting instruction
Flow Meters Installation Instructions
Degree of protection IEC/EN
IP54
Degree of protection NEMA/UL
NEMA 2
Enclosure
UL Enclosure Type 2
Degree of Protection
IP54, NEMA 2, UL Enclosure Type 2
Certification IEC/EN
IEC/EN 60730-1
Protection class IEC/EN
III safety extra-low voltage (selv)
Protection class UL
UL Class 2 Supply
Quality Standard
ISO 9001
Output signal
DC 0...10 V
Output Signal
0–10 VDC
Output Resolution
1.25 mV
Nominal voltage
AC/DC 24 V
Nominal voltage AC
24 V
Nominal voltage DC
24 V
Nominal voltage frequency
50/60 Hz
Power Supply
24 VAC, ±20%, 50/60 Hz, 24 VDC, -10% / +20%
Valve Size
1" [25]
DN
25
Flow Housing Material
forged brass, nickel plated
Measuring accuracy flow
±2%*
Flow Measurement Repeatability
±0.5%
Body Pressure Rating
360 psi
Inlet Length to Meet Specified Measurement Accuracy
inlet: 5x nominal pipe size (NPS) outlet: no requirement
Pipe connection
inlet 1" [25] NPT female, outlet 1" [25] NPT male
D_1
4.52” [115]
GPM Range
0.22-21.8
Electrical Connection
18 GA appliance cable, 3 ft [1 m]
Velocity Range
0.10-9.20 FPS
Cv
20 
Pressure loss at V'nom
1.18 psi
Measuring media
Water and water glycol mixtures
Medium wetted parts
Brass nickel-plated
Output signal active volumetric flow
DC 0...10 V

Installation instructions Download: Installation instructions

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