Model no
SM 321 DI 16x24V DCArticle No
H7 321-1BH02-0AA0Description
16-digital input, 24DCDimensions WxHxD（mm）
40x125x117
| Specification parameters | Model No. |
SM 321 DI 16x24V DC |
| Article No. | H7 321-1BH02-0AA0 | |
| Description | 16-digital input, 24DC |
| Conventional |
Dimensions W x H x D |
40x125x117mm |
| Power Consumption | Typical value 3.5W | |
| Backplane bus current | 30mA | |
| supply voltage | DC24V | |
| Front connector | 20-pin |
| Digital input | Number of Inputs | 16 |
| Input Type | Sinking type | |
| Input Voltage | ||
| Rated Value | 24 VDC | |
| Signal "0" | - 30 V to ＋5 V | |
| Signal "1" | 13V to 30V | |
| Input Current | Typical value 7mA | |
| Input Delay | ||
| ."0" to "1" transition | 1.2ms-4.8ms | |
| ."1" to "0" transition | 1.2ms-4.8ms | |
| Electrical isolation | ||
| Between channel group | Support | |
| Counting each group between channels | 16 | |
| Between channel and backplane | Support | |
| Encoder | Support | |
| 2-wire system sensor | ||
| Allowable static current | Max. 1.5mA | |
| Cable Length(Max) | ||
| .Shield | 500 | |
| .Unshielded | 300 |
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