Fomotech
| 
 Frequency Range:  | 
 433 MHz  | 
| 
 Transmitting Range:  | 
 100 meters  | 
| 
 Hamming Distance:  | 
 6  | 
| 
 Channel Spacing:  | 
 25KHz  | 
| 
 Frequency Control:  | 
 VTCXO (PLL)  | 
| 
 Frequency Drift:  | 
 < 5 ppm @ -10 ~ +70  | 
| 
 Frequency Deviation:  | 
 < 1ppm @ 25  | 
| 
 Spurious Emission:  | 
 - 50dB  | 
| 
 Transmitting Power:  | 
 0.1mW - 10mW  | 
| 
 Emission:  | 
 F1D  | 
| 
 Antenna Impedance:  | 
 50 ohms  | 
| 
 Enclosure Rating:  | 
 IP65  | 
| 
 Source Voltage:  | 
 3.0V ( alkaline batteries x 2)  | 
| 
 Current Drain:  | 
 10 ~ 18mA  | 
| 
 Operating Temperature:  | 
 -10 ~ + 50 (>80 high temperature protection)  | 
| 
 Transmitting power consumption:  | 
 < 30mA @ 3.5V  | 
| 
 Operating time:  | 
 >consecutive 100hrs @batteries full(2000mA) band 433MHz, transmitting power 1mW  | 
| 
 Dimension:  | 
 235 x 68 x 30 mm  | 
| 
 Weight:  | 
 350 g (include batteries)  | 
| 
 Frequency Range:  | 
 433 MHz  | 
| 
 Hamming Distance:  | 
 6  | 
| 
 Channel Spacing:  | 
 25KHz  | 
| 
 Frequency Control:  | 
 VTCXO (PLL)  | 
| 
 Frequency Drift:  | 
 < 5 ppm @ -10 ~ +70  | 
| 
 Frequency Deviation:  | 
 < 1ppm @ 25  | 
| 
 Sensitivity:  | 
 - 120 dBm  | 
| 
 Antenna Impedance:  | 
 50 ohms  | 
| 
 Data Decoder Reference:  | 
 Quartz Crystals  | 
| 
 Responding Time:  | 
 40 ms (normal)  | 
| 
 Enclosure Rating:  | 
 IP65  | 
| 
 Source Voltage:  | 
 604/607/608: DC12V-24V, AC48V, AC110V, AC220V, AC230V, AC240, AC380V 612: DC12V-24V, AC25/36/42/50V, AC110V/240V, AC380-460V 50/60Hz 50/60Hz  | 
| 
 Power Consumption:  | 
 11VA  | 
| 
 Operating Temperature:  | 
 -10 ~ +70  | 
| 
 Output Contact Rating:  | 
 250V @ 5A  | 
| 
 Dimension:  | 
 300 x 230 x 86 mm  | 
| 
 Weight:  | 
 3,400 g (include output cable)  |