Communications Unit
last update: September 24, 2012
| Communications power supply voltage | 11 to 25 VDC (supplied from the communications connector) |
|---|---|
| Internal power supply voltage | 20.4 to 26.4 VDC (24 VDC +10%/-15%) |
| I/O power supply voltage | |
| Current consumption | Communications: 30 mA max. Internal circuit: 0.6 A at 24 VDC (with max. I/O load) |
| Dielectric strength | 500 VAC |
| Noise immunity | Conforms to IEC61000-4-4, 2 kV (Power line) |
| Vibration resistance | 10 to 150 Hz, 1.0-mm double amplitude or 70 m/s2 |
| Shock resistance | 200 m/s2 |
| Mounting strength | No damage when 100 N pull load was applied in all directions (10 N min. in the DIN track direction) |
| Terminal strength | No damage when 100 N pull load was applied |
| Screw tightening torque | 0.3 to 0.5 Nm Phoenix connector: 0.25 to 0.3 Nm |
| Ambient operating temperature | -10°C to 55°C (with no icing or condensation) |
| Ambient operating humidity | 25% to 85% |
| Ambient storage temperature | -25°C to 65°C (with no icing or condensation) |
| Accessories | End connector (one) |
| Connectable Units | 8 | |
|---|---|---|
| Unit I/O points | 1,024 max. (including inputs and outputs) | |
| Communications distance | Total extension | 3 m max. |
| Between Units | 1 m max. (40 mm max. with the standard cable provided with the Unit) * | |
| Dielectric strength | 500 VAC for 1 min. | |
| Mounting method | DIN 35 mm-track mounting | |
| Unit output power supply | 0.4 A max. (see Note .) | |
* One cable is provided with each I/O Unit.
Note: The total current consumption for I/O Unit interfaces must not exceed 0.4 A.
last update: September 24, 2012