MELSEC Series Special Adapter for Communication

Caution
- This product belongs in RoHS Directive under Category 9 "Monitoring and control equipment" with exclusion from the usage restriction of phthalate esters until 21 July 2021.
Product Description
MELSEC Series Special Adapter for Communication
The MELSEC Series Special Adapter for Communication is an essential component designed to enhance communication capabilities within the MELSEC PLC systems
[Feature]
• Communication Type : RS-232 and RS-422/485
• Easy Integration: Designed for compatibility with MELSEC FX3U and FX5 series PLCs
• MODBUS Compatibility: Functions as a MODBUS communication master or slave, making it suitable for diverse applications in industrial environments
[Application]
These adapters enable seamless integration with various MODBUS communication devices
MELSEC Special Adapter for Communication Specifications
RS-232C Special Adapter for Communication (MODBUS compatible)
Overview: RS-232C communication (MODBUS compatible)
Compliant standards: CE (EMC), UL/cUL, KC, ABS, DNV, GL, LR, BV, RINA, NK, KR
When connected to an FX3 series unit, this adapter lets it function as a MODBUS communication master station or slave station to connect to various MODBUS communication device.
It can also be used as a nonprocedural communication, computer link or programming communication device.

FX3U-232ADP-MB external appearance

FX3U-232ADP-MB drawing
Unit: mm
RS-485 Special Adapter for Communication (MODBUS compatible)
Overview: RS-485 communication (MODBUS compatible)
Compliant standards: CE (EMC), UL/cUL, KC, ABS, DNV, GL, LR, BV, RINA, NK, KR
When connected to an FX3 series unit, this adapter lets it function as a MODBUS communication master station or slave station to connect to various MODBUS communication device.
It can also be used as a nonprocedural communication, computer link, parallel link, simple PC-PC link or inverter communication device.

FX3U-485ADP-MB external appearance

FX3U-485ADP-MB drawing
Unit: mm
RS-232C Communication Expansion Adapter
Overview: D-Sub 9-pin type, RS-232C communication
Compliant standards: CE (EMC), UL/cUL, KC, ABS, DNV, GL, LR, BV, RINA, NK, KR
RS-232C communication expansion adapter with D-sub 9-pin connector.
Insulated signal exchange unit that communicates serial data with RS-232C devices via the RS232C protocol.

FX5-232ADP external appearance

FX5-232ADP drawing
Unit: mm
RS-485 Communication Expansion Adapter
Overview: European terminal block type, RS-485 communication
Compliant standards: CE (EMC), UL/cUL, KC, ABS, DNV, GL, LR, BV, RINA, NK, KR
RS-485 communication expansion adapter having a European terminal block.
Insulated signal exchange unit for connecting devices having an RS-485 interface.

FX5-485ADP external appearance

FX5-485ADP drawing
Unit: mm
Process CPU unit R16PCPU
Overview:
Number of input/output points: 4,096 points
Program Capacity: 160 K steps
Basic command processing time (LDX0): 0.98 ns
Program memory capacity: 640 K bytes
Peripheral connection port: USB, Ethernet
Compliant standards: UL/cUL, CE (EMC), KC

R16PCPU external appearance

R16PCPU drawing
Unit: mm
MELSEC-F Performance Specifications
FX3U-232ADP-MB
| Transmission Standards | RS-232C compliant | |
|---|---|---|
| Insulation Method | Opto-isolator insulation | |
| Transmitting Distance | Maximum 15 m | |
| External Device Connection Method | D-SUB 9-pin connector (male) | |
| Communication Method | Bi-directional full-duplex | |
| Communication Procedure | · MODBUS communication (master or slave) · Nonprocedural communication · Computer link (dedicated protocol type 1, dedicated protocol type 4) · Programming communication | |
| Communication Speed | MODBUS Communication | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) 38,400/57,600/115,200 bps are supported by products manufactured in or after July 2012. (Serial number: 127**** or later) |
| Nonprocedural Communication, Computer Link | 300/600/1,200/2,400/4,800/9,600/19,200/38,400 (bps) The FX3U and FX3UC Series support 38,400 bps effective from Ver. 2.41. | |
| Programming Communication | 9,600/19,200/38,400/57,600/115,200 (bps) | |
| Display (LED) | RD, SD, POWER | |
| Number of Occupied Inputs/Outputs | 0 point (This has nothing to do with the maximum number of input/output points of the sequencer) | |
| Applicable Sequencers | [FX3S] V1.00 or later: All communication functions are supported [FX3G] V1.00 or later: Communication functions other than MODBUS communication are supported V1.30 or later: MODBUS communication function is supported [FX3U] V2.20 or later: Communication functions other than MODBUS communication are supported V2.40 or later: MODBUS communication function is supported [FX3GC] V1.40 or later: All communication functions are supported [FX3UC] V1.00 or later: Communication functions other than MODBUS communication are supported V2.40 or later: MODBUS communication function is supported The FX3S-CNV-ADP is needed to connect to an FX3S. FX3G-CNV-ADP is required to connect to the FX3G. A function expansion board is required to connect to an FX3U or FX3UC-32MT-LT (-2). | |
| Weight | 0.08 kg | |
| Power Supply Specifications | ||
| Power Supply | 5 V DC, 30 mA (internal power supply from sequencer) | |
FX3U-485ADP-MB
| Transmission Standards | Compliant with the RS-485 standard and RS-422 standard | |
|---|---|---|
| Insulation Method | Opto-isolator insulation | |
| Transmitting Distance | Total extension length 500 m or less (If the device to be connected includes FX2N-485-BD, FX1N-485-BD, FX3U-485-BD or FX3G-485-BD, the total extension length is 50 ms or less) | |
| External Device Connection Method | European Terminal Block | |
| Communication Method | Bidirectional half-duplex | |
| Communication Procedure | · MODBUS (master or slave) · Nonprocedural communication · Computer link (dedicated protocol type 1, dedicated protocol type 4) · Parallel link · Simple PC-PC link · Inverter communication | |
| Communication Speed | MODBUS Communication | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) 38,400/57,600/115,200 bps are supported by products manufactured in or after July 2012. (Serial number: 127**** or later) |
| Nonprocedural, Computer Link | 300/600/1,200/2,400/4,800/9,600/19,200/38,400 (bps) The FX3U and FX3UC Series support 38,400 bps effective from Ver. 2.41. | |
| Parallel Link | 115,200 (bps) | |
| Simple PC to PC Link | 38,400 (bps) | |
| Inverter Communication | 4,800/9,600/19,200/38,400 (bps) The FX3U and FX3UC Series support 38,400 bps effective from Ver. 2.41. | |
| Display (LED) | RD, SD, POWER | |
| Number of Occupied Inputs/Outputs | 0 point (This has nothing to do with the maximum number of input/output points of the sequencer) | |
| Applicable Sequencers | [FX3S] V1.00 or later: All communication functions are supported [FX3G] V1.00 or later: Communication functions other than MODBUS and inverter communications are supported V1.10 or later: Inverter communication function is supported V1.30 or later: MODBUS communication function is supported [FX3U] V2.20 or later: Communication functions other than MODBUS communication are supported V2.40 or later: MODBUS communication function is supported [FX3GC] V1.40 or later: All communication functions are supported [FX3UC] V1.00 or later: Communication functions other than MODBUS communication are supported V2.40 or later: MODBUS communication function is supported FX3S-CNV-ADP is needed to connect to FX3S. FX3G-CNV-ADP is required to connect to the FX3G. A function expansion board is required to connect to an FX3U or FX3UC-32MT-LT (-2). | |
| Weight | 0.08 kg | |
| Power Supply Specifications | ||
| Power Supply | 5 V DC, 20 mA (internal power supply from sequencer) | |
FX5-232ADP
| Transmission Standards | RS-232C standard-compliant | ||
|---|---|---|---|
| External Device Connection Method | D-sub 9-pin (male) | ||
| Insulation | Opto-isolator insulation (between the communication line and the CPU) | ||
| Communication Function | MC Protocol Function | Maximum Total Extension Distance | 15 m or less |
| Protocol Format | MC protocol (dedicated protocol), 3C/4C frame Type 1 / type 4 / type 5 are available. | ||
| Communication Method | Bidirectional half-duplex | ||
| Baud Rate | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) | ||
| Nonprocedural Communication Function | Maximum Total Extension Distance | 15 m or less | |
| Control Procedure | Nonprocedural Communication | ||
| Communication Method | Bidirectional half-duplex / Bidirectional full-duplex | ||
| Baud Rate | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) | ||
| Communication Protocol Support Function | Maximum Total Extension Distance | 15 m or less | |
| Protocol Format | Communication Protocol Support | ||
| Communication Method | Bidirectional half-duplex | ||
| Baud Rate | 9,600/19,200/38,400/57,600/115,200 (bps) | ||
| MODBUS Communication Function | Transmitting Distance | 15 m or less | |
| Communication Protocol | RTU | ||
| Baud Rate | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) | ||
| Compatible CPU Units | FX5U CPU unit: Ver. 1.000 onward (from the first unit) FX5UC CPU unit: Ver. 1.010 onward (from the first unit) | ||
| Weight | Approx. 80 g | ||
| Power Supply Specifications | |||
| Rated Voltage (Internal Power Supply) | 5 V DC 24 V DC | ||
| Current Consumption (Internal Power Supply) | 30 mA / 5 V DC 30 mA / 24 V DC | ||
FX5-485ADP
| Transmission Standards | Compliant with the RS-485 and RS-422 standards | ||
|---|---|---|---|
| External Device Connection Method | European Terminal Block | ||
| Terminating Resistor | Built-in (OPEN / 110Ω/ 330Ω) | ||
| Insulation | Opto-isolator insulation (between the communication line and the CPU) | ||
| Communication Function | Simple PC-PC Link Function | Maximum Total Extension Distance | 1,200 m or less when the system consists only of FX5-485ADP units 500 m or less when the system consists of FX5-485ADP and FX3U-485ADP units 50 m or less in other cases |
| Protocol Format | Simple PC to PC link | ||
| Communication Method | Bidirectional half-duplex | ||
| Baud Rate | 38,400 (bps) | ||
| MC Protocol Function | Maximum Total Extension Distance | FX5-485ADP is used: 1,200 m or less Built-in RS-485 port or FX5-485-BD is used: 50 m or less | |
| Protocol Format | MC protocol (dedicated protocol), 3C/4C frame Type 1 / type 4 / type 5 are available. | ||
| Communication Method | Bidirectional half-duplex | ||
| Baud Rate | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) | ||
| Inverter Communication Function | Maximum Total Extension Distance | 1,200 m or less | |
| Protocol Format | Inverter computer link | ||
| Control Procedure | Asynchronous | ||
| Communication Method | Bidirectional half-duplex | ||
| Baud Rate | 4,800/9,600/19,200/38,400/57,600/115,200 (bps) 57,600 (bps) and higher rates are supported only by the FREQROL-A800 | ||
| Nonprocedural Communication Function | Maximum Total Extension Distance | 1,200 m or less | |
| Control Procedure | Nonprocedural Communication | ||
| Communication Method | Bidirectional half-duplex / Bidirectional full-duplex | ||
| Baud Rate | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) | ||
| Communication Protocol Support Function | Maximum Total Extension Distance | 1,200 m or less | |
| Protocol Format | Communication Protocol Support | ||
| Communication Method | Bidirectional half-duplex | ||
| Baud Rate | 9,600/19,200/38,400/57,600/115,200 (bps) | ||
| MODBUS Communication Function | Transmitting Distance | 1,200 m or less when the system consists only of FX5-485ADP units 50 m or less in other cases | |
| Communication Protocol | RTU | ||
| Baud Rate | 300/600/1,200/2,400/4,800/9,600/19,200/38,400/57,600/115,200 (bps) | ||
| Compatible CPU Units | FX5U CPU unit: Ver. 1.000 onward (from the first unit) FX5UC CPU unit: Ver. 1.010 onward (from the first unit) | ||
| Weight | Approx. 80 g | ||
| Power Supply Specifications | |||
| Rated Voltage (Internal Power Supply) | 5 V DC 24 V DC | ||
| Current Consumption (Internal Power Supply) | 20 mA / 5 V DC 30 mA / 24 V DC | ||
- *See the catalog for product information other than the listed above.