Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613666033393 | ||
| +8613666033393 | |||
| 13666033393 |
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | 3505E |
| Input Type | Digital Input (24 VDC Low Threshold with Self-test, Commoned) |
| Channel Architecture | Triple Modular Redundant (TMR) |
| Number of Input Points | 32 |
| Input Voltage Range | 18–30 VDC |
| Nominal Input Voltage | 24 VDC |
| Input Current | 6.2 mA (typical) |
| Input Delay | 4 ms ON / 20 ms OFF |
| Isolation Between Channels | Yes, full isolation between A, B, C |
| Self-Test Capability | Stuck-ON detection via internal test circuitry |
| LED Indicators | Status LEDs per channel |
| Redundancy Support | Supports hot-spare module |
| Field Wiring | Commoned in groups of 8 |
| Dimensions (W x H x D) | 180 x 200 x 60 mm |
| Weight | 2.47 kg |
FAQ
Frequently Asked Questions (FAQ)
Q1: What type of signal does the 3505E module accept?
A1: The 3505E module is designed for 24 VDC digital input signals with low threshold detection.
Q2: How many input channels are available on the 3505E module?
A2: The module supports 32 input channels, arranged in commoned groups of 8.
Q3: Does the module support fault detection?
A3: Yes, it includes self-test circuitry capable of detecting stuck-ON input conditions.
Q4: Is the module hot-swappable?
A4: Yes, the 3505E supports hot-spare configuration, allowing online replacement without process interruption.
Q5: What is the input delay time for signal changes?
A5: The typical input delay is 4 ms for ON transition and 20 ms for OFF.
Q6: What kind of channel isolation is implemented?
A6: Each channel (A, B, C) in the module is fully isolated from the others to prevent fault propagation.
Q7: Can this module be used in safety-critical systems?
A7: Yes, the 3505E is designed for use in safety-critical applications requiring high integrity and availability.
Q8: What kind of diagnostic indicators are present on the module?
A8: Each channel has status LEDs, and the module supports diagnostics visible through TriStation or local indicators.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
