FTS34/35 Air Velocity Transmitter
Model :
FTS34FTS35
Features : Suitable for light industry. High accuracy and high stability.
Sensor type : Thermal mass flow sensor
Measuring range : 0 ... 40 m/s
Output : 4 ... 20 mA / DC 0 ... 10 V
Accuracy : ±2% F.S.
IP rating : IP54
Sensor type : Thermal mass flow sensor
Measuring range : 0 ... 40 m/s
Output : 4 ... 20 mA / DC 0 ... 10 V
Accuracy : ±2% F.S.
IP rating : IP54
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Features● Linear calibration function
● Switch for physical quantity : [m/s], [ft/s], [km/h], [mph], [knot]
● Option RS-485 Communication Interface, Modbus RTU protocol
● Configuration measuring rage, analog output, station number by dip switch & RS-485
● Off SET function by bottom or RS-485
● Programmable software : DATA LOGGER, record, and chart analysis -
ApplicationsMonitor gas and flow for industrial process / HVAC / Building / Factory / Clean room / Hospital / Semiconductor / Electronics / Paper / Environment / Food / Pharmaceutical / Biotechnology industry
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Specification
Input
Sensor type
Thermal mass flow sensor
Measuring range
2 m/s；10 m/s；20 m/s；40 m/s
Minimum measuring range
0.2 m/s
Output
Signal
4 ... 20 mA / 0 ... 10 V / RS-485
Signal connection
3-wire
Load resistance
Current output : ≦ 500 Ω
Voltage output : ≧ 10 KΩResponse time
t90≦3 sec
Installation angle effect
＜3% of the measured value (When the installation angle＜10°)
Display type
LCD module with green black light
Display range
Upon request, one decimal place
Height of character
5.56 mm
Accuracy(+25°C)
Air velocity
±2%F.S. (Nonlinear error, hysteresis error, repeatability error)
Thermal sensitivity Temp. error
0.1% / °C
Environmental
Medium
Air
Measuring Temp.
0 ... 50°C
Operating Temp
0 ... 50°C
Operating humidity
0 ... 95%RH(Non-condensing)
Storage Temp.
-20 ... +60°C
Electrical
Power supply
DC 8 ... 35 V & AC 12 ... 30 V
Current consumption
DC 8 V : 300 mA, 24 V : 100 mA
AC 12 V : 350 mA, 24 V : 180 mAOvervoltage protection
DC : ＜45 V / AC : ＜40 V
Electrical connections
RS-485 or analog : M type ( M12 - 4 PIN connector ) N type ( M12 plastic cable gland )
RS-485 + analog : M type ( M12 - 5 PIN connector ) N type ( M16 plastic cable gland )
*M type with 2 m cable Installation
Installation
Duct / Remote
Fix
Flange
Protection
IP rating
IP54
Electrical protection
■ Reverse polarity
■ Over-voltage
■ Short-circuitCertification
Certification
CE
Material
Housing / Probe
PC fire-proof(UL94V-2) / PC fire-proof
Probe head
PC with glass fiber
Remote probe cable
PVC (Remote FTS35)
Weight
FTS34 : 147 g / FTS35 : 200 g
Note : Design and specifications are subject to change without notice.
Note : If the product has RS-485 function, to avoid damaging product, please make sure the product and the device which connect with RS-485 are on common ground.