AMB-4I-4O
4 input 4 output expander
with Modbus
Output expander with Modbus RTU interface AMB-4I-4O
Output expander with Modbus RTU interface AMB-4I-4O
Output expander with Modbus RTU interface AMB-4I-4O
- Four DC digital isolated inputs and 4 relay outputs
- Multi baud-rate support and input signal indicators
- Wide power supply 8-36V DC or 8-24V AC
Input/output extender with Modbus RTU interface. It has 4 isolated digital inputs with range up to 30VDC and 4 relay outputs with 5A 230V range and NO contacts. Extended baud-rate and address configuration to meet advance system requirement. By using a DC / DC converter to power relays, the extender can be powered by a wide voltage range.
| Digital inputs | 4 x opto-isolated digital input up to 30V DC |
| Outputs | 4 x NO relay output 5A 230V or 5A 30V DC |
| Serial interface | 1 x RS485 |
| Modbus address range | 1 ~ 255 |
| Baudrate | 2400, 4800, 9600, 14400, 19200, 28800, 38400, 57600, 115200, 128000 |
| Configuration | 4 way DIP switch for serial baudrate and 8 way DIP switch for Modbus address |
| Status indicators | 4 x input, 4 x output, 2 x serial data, 1 x power, 1 x activity |
| Other option | 120 Ohm RS485 termination jumper |
| Power | 8-36V DC with reverse polarity protection or 8-24V AC |
| Operating temperature | -10°C to 75°C |
| Housing | PPVC DIN rail mount |
| Dimensions | 80mm x 90mm x 50mm |
| Weight | 110g |
| Operating system support | All Modbus masters |