Liên Hệ Giá Tốt
For measuring the relative humidity and temperature in ducts or in rooms with increased protection requirements. The transmitter records the temperature and rel. Humidity via an internal sensor and converts this into a standardized analog output signal 0-10V or 4-20mA.
Data Sheet : KFFT / RX / S
| Power supply at 0-10 V: | 15… 36 V / DC, 24 V / AC |
| Power supply at 4… 20mA: | 15 … 36 V / DC |
| Sensor element humidity: | capacitive sensor |
| Sensor element temperature: | capacitive sensor |
| Sensor element temperature with passive temperature output: | according to customer requirements |
| Measuring range humidity: | 0… 100% r. F. |
| Output humidity: | 0… 10V or 4… 20mA |
| Humidity tolerance at 35% … 70% r. Q .: | ± 2% (25 … 90% r. F.) |
| Measuring range temperature: | -30 ° C … + 70 ° C |
| Output temperature with active version: | 0… 10V or 4… 20mA |
| Temperature tolerance: | ± 0.5K |
| Analog output load 0-10V: | 10 … 100 kOhm |
| Analog output load 4… 20mA: | 300 … 1000 ohms |
| Operating temperatur: | -30 ° C … + 70 ° C |
| Operating range: | 0… 98% r. F. |
| Response speed r. Q .: | 8 sec. (63% dew) |
| Sensor tube (W x L): | 12 x 75 mm made of VA |
| Connection: | Screw terminals 1.5 mm² |
| Casing: | Material PA6 15% plasterboard, color RAL9010 |
| Dimensions housing (L x W x H): | 75 x 69 x 44 mm |
| Protection class: | IP65 |
| Sensor protection: | Sintered filter made of HD polyethylene |
| Article no. | Output temperature | Output humidity | Display |
| KFFT / RU / S | 0 … 10 V | 0 … 10 V | No |
| KFFT / RI / S | 4 … 20mA | 4 … 20mA | No |
| KFFT / R-xxx-U / S | passive | 0 … 10V | No |
| KFFT / R-xxx-I / S | passive | 4 … 20mA | No |
| KFFT / RU / SD | 0 … 10 V | 0 … 10 V | Yes |
| KFFT / RI / SD | 4 … 20mA | 4 … 20mA | Yes |
| KFFT / R-xxx-U / SD | passive | 0 … 10V | Yes |
| KFFT / R-xxx-I / SD | passive | 4 … 20mA | Yes |
