| Model no | SM 1223 DI 8x24 V DC DQ 8x24 V DC | |
| Article No | H7 223-1BH32-0XB0 | |
| Description | Digital value input/output module DI8 x 24VDC Drain type/source type andDQ8x 24VDC，Transistor type Output | |
| Conventional norm | Dimensions WxHxD（mm） | 45x100x75mm |
| Power dissipatio | 2.5W | |
| Available current（SM bus ） | 145mA | |
| Available current（Sensor power 24V） | Input 4mA per point used |
| Digital input | input points | 8 |
| Type | Drain type/source type | |
| Surge voltage | 35VDC,Continue 0.5s | |
| Logic 1 signal (Minimum) | 2.5mA 15V DC | |
| Logic 0 signal (Maximum) | 1mA 5V DC | |
| Isolate(Field sideand Logic side) | 500 V AC，Continue 1 min | |
| Isolation group | 2 | |
| Filtering time | 0.2,0.4,0.8,1.6，3.2，6.4,12.8ms（Optional, 4 in a group） |
| Digital output | Output points | 8 |
| Type | Solid State -MOSFET(Source type) | |
| Voltage range | 20.4 - 28.8V DC | |
| Logic 1 signal at maximum current | Minimum 20V DC | |
| Logic 0 signal with 10KΩ load | Maximum 0.1V DC | |
| Electric current (Maximum) | 0.5A | |
| Lamp load | 5W | |
| Flood leakage current at each point | Maximum 10μA | |
| Inrush current | 8A lasts up to 100ms | |
| isolate(Field side and Logic side) | 500 V AC，Continue 1 min | |
| Isolation group | 1 | |
| Current at each common terminal(Maximum) | 4A | |
| Time-delay switch | The maximum duration of disconnect to connected is 50us, and the maximum duration of connected to disconnected is 200us | |
| Mechanical life (non-loaded) | / | |
| Contact life at rated load | / | |
| Behavior during RUN-STOP | Previous or replacement value (default is 0) |
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