1.  Mode of operation: Nonpolar two-wire system
                              2. Quiescent current: <0.6mA (power-down mode)
                               3. Action current: <10mA
                               4. Capacity of the output control contact: 2A@DC30V
                               5. Operation indicator: The inspection indicator will blink once about every 12 seconds in the inspection

                                    status or remain lit in the output status; the input indicator will remain lit in the feedback status.
                               6. Operating environment: Temperature: -10°C~50°C; relative humidity: ≤95% (40°C±2°C, without

                                   condensation)
                               7. Terminal load: 47K resistance
                               8. External dimensions: 86×86×40(mm)
                               9.  Weight: about 130g
                             10. Executive standard: GB16806-2006