Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | ALR121 Serial Communication Module |
| Interface | RS-422 / RS-485 |
| Communication Method | Half-duplex, start-stop synchronization |
| Connection Type | Point-to-point (RS-422) / Multipoint (RS-485) |
| Transmission Speed | 1200 / 2400 / 4800 / 9600 / 19200 / 38400 bps |
| Transmission Code | ASCII / Binary |
| Character Length | 7 / 8 bits |
| Stop Bit Length | 1 / 2 bits |
| Parity | None / Even / Odd |
| Transmission Distance | Max. 1200 m (total) |
| Installation | Mounted on ANB10, ANB11, ANR10, AFF50, AFV10, AFV30, AFV40 |
| I/O Wiring | Shielded cable with terminal block M4 screws (5 poles x 2) |
| Power Consumption | 0.5 A |
| Dimensions | 126.7 × 32.8 × 130 mm |
| Weight | 0.3 kg |
FAQ
FAQ
Q1: What communication interfaces does the ALR121 support?
A1: The ALR121 supports RS-422 and RS-485 interfaces, suitable for point-to-point and multipoint connections.
Q2: What is the maximum communication distance of the ALR121?
A2: When using RS-485, the communication distance can reach up to 1200 meters (total length).
Q3: Does the ALR121 support multiple communication protocols?
A3: Yes, it supports FA-M3, Modbus, MELSEC-A, YS, SLC500, and PLC-5 protocols.
Q4: What transmission speeds are available for the ALR121?
A4: It supports multiple speeds: 1200 / 2400 / 4800 / 9600 / 19200 / 38400 bps.
Q5: Can the ALR121 be configured for dual-redundant communication?
A5: Yes, dual-redundant communication is supported by configuring two identical modules in adjacent slots.
Q6: Are there any installation requirements for the ALR121?
A6: Yes, it must be installed in specified node units, such as ANB10, ANB11, ANR10, AFF50, or AFV series.
Q7: What are the dimensions and weight of the ALR121?
A7: The dimensions are 126.7 × 32.8 × 130 mm, and the weight is approximately 0.3 kg.
Q8: What parity options are available on the ALR121?
A8: The ALR121 offers None, Even, and Odd parity options.
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.
