EYC FTS140 Hot Wire Air Velocity Transmitter
Construction:
FTS140 hot wire air velocity transmitter, using mass flow measuring principle, stable electrical bridge with good accuracy, simple structure, stable performance and low flow sensitivity.
It is suitable for use in HVAC air conditioning environment measurement, optimization and adjustment of system performance, ventilation control.
Duct type, easy installation, suitable is used extensively in environmental engineering projects, as facility and factory maintenance.
Technical Data:
Sensor |
Hot wire mass flow transmitter |
Measuring range |
0 ... 20 m/s |
Min. measuring range |
0.2 m/s |
Installation angle effect |
(When the installation angle＜10°) ±3%F.S.(Nonlinear error, Hysteresis) |
Output signal |
4 ... 20 mA / DC 0 ... 10 V |
Signal connection |
3-Wire |
Load resistance |
Current output : ≦500 Ω |
Response time |
t90≦5 sec(τ : 90%) |
Accuracy |
±3%F.S. |
Temp. influence |
0.3% / °C |
Medium & Temp. |
Air, 0 ... 50°C |
Body operating Temp. |
0 ... 50°C |
Body operating Humid. |
95%RH(Non-condensing |
Storage Temp. |
-20 ... +60°C |
Power supply |
DC 24 V & AC 12 ... 30 V |
Current consumption |
DC 24 V : 120 mA / AC 12 V : 350 mA / AC 24 V : 180 mA |
Overvoltage protection |
DC : ＜40 V；AC : ＜40 V |
Electrical connection |
Terminal |
Fixed seat |
Duct type / Flange type |
IP rating |
IP54 |
Electrical protection |
■ Reverse polarity |
Certification |
CE |
Housing / Probe |
PC fire-proof(UL94V-2) / PC fire-proof |
Probe head / Wire |
PC |
Weight |
~150 g |
