| | | | |
| | Extension Module Specifications | |
| | Supply Voltage and Current | EM-T-7A model: A1-A2: 24V dc, +/-15%, 10% max. ripple EM-F/FD-7G.. models: A1-A2: 24V ac/dc, +/-10%, 10% max. ripple on dc | |
| | Supply Protection Circuitry | Protected against transient voltages and reverse polarity | |
| | Output Configuration | Four output channels: EM-T-7A model: Each channel is a series connection of two forced-guided (positive-guided) relay contacts - AgNi, gold flashed EM-F/FD-7G.. models: Each channel is a series connection of two forced-guided (positive-guided) relay contacts - AgSnO2 Contact ratings: Max. voltage: 250V ac/dc Max. current: 6 A ac/dc Min. current: 30 mA @ 24V dc Max. power: 1500 VA, 200 W Mechanical life: EM-T-7A model: 50,000,000 operations EM-F/FD-7G.. models: 10,000,000 operations Electrical life: 100,000 at full resistive load Feedback contact rating (Y1-Y2): EM-T-7A model: 24V dc @0.5A EM-F/FD-7G.. models: 250V ac/dc @ 3A NOTE: Transient suppression is recommended when switching inductive loads. Install suppressors across load. Never install suppressors across output contacts. | |
| | Output Response Time | EM-T-7A model: 20 milliseconds max. (if channel u-k fails, maximum response time is 200 milliseconds) EM-F-7G model: 35 milliseconds typical EM-FD-7G.. model: Delay OFF: 0.5 seconds ±30% for EM-FD-7G2, 1 seconds ±30% for EM-FD-7G3, 2 seconds ±30% for EM-FD-7G4, as measured from the time when the supply voltage to A1 is interrupted Delay ON: 30 milliseconds for all models | |
| | Input Requirements | EM-T-7A model: Inputs from Primary Safety Device must each be capable of switching 30 to 250 mA @ 13 to 28V dc. EM-F/FD-7G.. models: Input from Primary Safety Device must be capable of switching 40 to 100 mA @ 13 to 27V ac/dc. | |
| | Status Indicators | Power ON K1 energized K2 energized | |
| | Construction | Polycarbonate housing. | |
| | Environmental Rating | Rated NEMA 1; IEC IP20 | |
| | Mounting | Mounts to standard 35 mm DIN rail track. Extension Module must be installed inside an enclosure rated NEMA 3 (IEC IP54), or better. | |
| | Vibration Resistance | 10 to 55Hz @ 0.35 mm displacement per IEC 68-2-6 | |
| | Operating Conditions | Temperature: 0° to +50° C Relative humidity: 90% @ +50° C (non-condensing) | |
| | Application Notes | There are no adjustments and no user-serviceable parts. | |
| | Certifications | For a list of certifications see page 237. | |
| | Wiring Diagrams | EM-T-7A 1-Channel EDM: WD060 (p. 286) EM-T-7A 2-Channel EDM: WD061 (p. 286) EM-F-7G: WD062 (p. 287) EM-FD-7G: WD063 (p. 287) | |
| | | | |