|
16
Input Channels
|
40 ms
Max. Response
|
24 V DC
External Supply
|
The Yokogawa SDV144-S33 S4 is a digital input module designed to receive contact signals from field devices. Its 16 input channels support status monitoring in industrial control applications where dependable acquisition of discrete signals is required.
The module accepts no-voltage contact inputs. Input status is determined by the contact resistance, while a 24 V DC external supply supports the field-side input circuit. Module isolation and defined response characteristics help engineers plan signal wiring and system behavior.
| Manufacturer | Yokogawa |
| Model | SDV144-S33 S4 |
| Module Type | Digital Input Module |
| Number of Inputs | 16 channels, module isolation |
| Input Signal | No-voltage contact |
| ON Resistance | 1 kΩ maximum |
| OFF Resistance | 100 kΩ minimum |
| Input Current | 6 mA ±20% |
| Contact Rating | 24 V DC, 10 mA or greater |
| External Supply | 24 V DC ±20% / -10% as applicable to the module specification |
| Maximum Input Voltage | 30.0 V DC instantaneous |
| Response Time | 40 ms maximum |
| Withstand Voltage | 2 kV AC between input signal and system for 1 minute under specified test conditions |
| Current Consumption | 290 mA maximum at 5 V DC; 140 mA maximum at 24 V DC |
| Contact Compatibility | Confirm the field contact resistance in both ON and OFF states before connecting the input circuit. |
| Field Power | Check the external 24 V DC supply rating and polarity as part of the wiring review. |
| Response Planning | Allow for a maximum input response time of 40 ms when reviewing event timing and sequence logic. |
| Replacement Check | Compare the complete style code, terminal interface, wiring arrangement and system configuration before installing a replacement. |
| Contact Window | Please contact us within 7 days of receiving the item if an issue arises. |
| Return Condition | Items should be returned in their original condition. Please provide the reason for the return. |
| Resolution | A refund or replacement will be arranged after the returned item has been received and checked. |
| Shipping | Return shipping costs are the buyer's responsibility. |
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