The NCS-PT105ⅡSF series Intelligent Pressure Transmitter is a diffusion silicon pressure transmitter that supports the FF communication protocol. It can measure various industrial parameters such as pressure, differential pressure, liquid level, and flow.
The product has passed multiple certifications and reports, including intrinsic safety explosion-proof (Ex ia) and flameproof (Ex d), and can be widely applied in industries such as petroleum, chemical, power, metallurgy, and more.
| Measured Medium | Liquid, Gas, Vapor |
| Power Supply | FF / PA: (9~32) VDC / (9~17.5) VDC (Intrinsically Safe) HART: (11.9~42) VDC / (11.9~30) VDC (Intrinsically Safe) DP HART: 10~30 VDC WirelessHART: 3.6 VDC |
| Communication Protocol | Two-wire, (4~20)mA + HART, FF, PA, WirelessHART |
| Load Resistance | (0~1500) Ω (normal conditions) (230~1100) Ω (HART communication) |
| Insulation Strength | 500 Vrms between terminals and housing |
| Display | Optional 6-digit numeric + 5-character alphanumeric LCD module |
| Ambient Temperature (Transmitter Body) | -40 ~ +85 °C (non-Ex, no display) -30 ~ +70 °C (non-Ex, with display) -30 ~ +60 °C (Ex ia IIC T4 Ga / Ex d IIC T4/T6 Gb etc.) |
| Allowed Process Medium Temperature | -40 ~ +120 °C (silicone oil filled) |
| Ambient Humidity | 5 ~ 95% RH (HART / WirelessHART) |
| Startup Time | ≤8 s (HART, WirelessHART) ≤12 s (PA, DP) ≤13 s (FF) |
| Static Current | FF / PA: ≤14 mA FF (D-type LCD): ≤13 mA |
| Battery Characteristics (WirelessHART) | 2 × C-size 3.6 V lithium batteries 19 mA @ 60 s update, LCD off, approx. 3 years life @ 21°C |
| Response Time | 0.35 s |
| Damping Adjustment | Time constant 0 ~ 32 s |
| Volume Displacement | < 0.16 cm³ |
| Explosion-proof Type | Intrinsically Safe / Flameproof / Isolated |
| Ingress Protection | IP65 / IP67 |
| Explosion-proof Marking | DA: Ex d IIC T6 Gb DC: Ex d IIC T4 Gb IC: Ex ia IIC T4 Ga (housing protection up to IP65) |
| Housing Protection Grade | Non-Ex model: IP67 Isolated model: IP67 Intrinsically Safe model: IP65 |
| Electromagnetic Compatibility | Immunity: Complies with GB/T 18268.1 industrial environment Class A requirements Emission: Complies with GB 9254 Class A equipment requirements |
