Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Description |
|---|---|
| Model | NFLR121-S50 |
| Interface | RS-422/RS-485 (2 ports) |
| Communication Method | Half-duplex / Full-duplex (Half-duplex only with 2-wire) |
| Synchronization | Start-stop synchronization |
| Communication Speed | 0.3 to 115.2 kbps (selectable: 0.3, 1.2, 2.4, 4.8, 9.6, 14.4, 19.2, 28.8, 38.4, 57.6, 76.8, 115.2) kbps |
| Transmission Code | ASCII / Binary |
| Character Length | 7 or 8 bits |
| Stop Bit | 1 or 2 bits |
| Parity Check | None / Even / Odd |
| Transmission Distance | Max. 1200 m (total extended length) |
| Connector Type | Terminal block with M4 screws (5 poles × 2) |
| Terminator | 120 Ω (included ×2) |
| Current Consumption | 500 mA |
| LED Indicators | STATUS (Green), ACT (Green), RCV1/2 (Green), SND1/2 (Green) |
| Number of Installable Modules | Max. 8 per FCN controller |
| Dimensions (W x H x D) | 130 × 142.9 × 32.8 mm |
| Weight | 0.3 kg |
FAQ
FAQ
Q1: What communication protocols does it support?
A1: It supports RS-422 and RS-485 serial communication protocols for point-to-point and multipoint communication.
Q2: What is the maximum communication distance?
A2: The maximum transmission distance is up to 1200 meters, depending on wiring and network layout.
Q3: How many NFLR121 modules can be installed per controller?
A3: Up to 8 modules can be installed per FCN controller.
Q4: What transmission speeds are supported?
A4: The module supports 12 selectable speeds from 300 bps to 115.2 kbps.
Q5: Does the module support full-duplex communication?
A5: Yes, it supports both full-duplex and half-duplex. However, only half-duplex is available on 2-wire setups.
Q6: Are terminating resistors included?
A6: Yes, two 120-ohm terminating resistors are provided with the module.
Q7: What type of terminal is used for wiring?
A7: The module uses M4 screw clamping terminal blocks (5 poles × 2).
Q8: Does the module have LED indicators?
A8: Yes, it features green LEDs for STATUS, ACT, RCV, and SND to indicate module operation and communication status.
Tags
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.
