● 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
Input
Sensor type：Thermal mass flow sensor
Measuring range：2 m/s；10 m/s；20 m/s；40 m/s
Min. Measuring range：0.2 m/s
Output
Output：4 ... 20 mA / DC 0 ... 10 V
Signal connection：3-wire
Load resistance：Current output：≦500 Ω / Voltage output：≧10 KΩ
Response time：t90≦3 sec
Installation angle effect：＜3% measuring value (when the angle＜10°)
Display type：LCD Module with black light
Display range：Upon request, one deimal place
Height of character：5.56 mm
Analog / modbus： Analog / RS-485 / RS-485 & Analog
Accuracy(at +25°C)
Accuracy：±2% F.S.(Nonlinear error, hysteresis error, repeatability error)
Thermal sensitivity Temp. error：0.1 % / ℃
Environment
Measuring medium：Air
Measuring Temp.：0 ... 50°C
Operating Temp.：0 ... 50℃
Operating humidity：95%RH(Non-condensing)
Storage Temp.：-20 ... +60℃
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 mA
Overvoltage protection：DC：< 45 V / AC：< 40 V
Electrical connection：Terminal / M12 connector
Installation；Protection
Installation；Way to fix：Duct / Remote；Flange
IP rating：IP 54
Electrical protection：■ Polarity protection ■ Over-voltage ■ Short circuit
Certification
Certification：CE
Material
Housing / Probe：PC fire-proof(UL94V-2) / PC fire-proof
Probe head / Cable：PC with glass fiber / PVC(FTS35)
Weight：FTS34：147g / FTS35：200g
