Light Version Programmable I/O
(In stock)
| Product Name | Light Version Programmable I/O |
| Part Number | ML9971, ML9972, ML9973 |
| Category | Network Communication |
| Brand | CREVIS |
| Country of Origin | South Korea |
| Material | High-grade Plastic |
Programmable Specification
| Items | ML9971 | ML9972 | ML9973 |
|---|---|---|---|
| Programming (CODESYS) | V3.5.17.3 | V3.5.17.3 | V3.5.17.3 |
| Program Memory | 512 KBytes | 16 MBytes | 16 MBytes |
| Data Memory | 96 KBytes | 16 MBytes | 16 MBytes |
| I/O Input | %IW0 ~ %IW2047 (2048 words) | %IW0 ~ %IW2047 | %IW0 ~ %IW2047 |
| I/O Output | %QW0 ~ %QW2047 (2048 words) | %QW0 ~ %QW2047 | %QW0 ~ %QW2047 |
| Memory | %MW0 ~ %MW8191 | %MW0 ~ %MW8191 | %MW0 ~ %MW8191 |
| Non-Volatile Memory | 4 KBytes | 32 KBytes | 32 KBytes |
| Retain Memory | 2 KBytes | 16 KBytes | 16 KBytes |
| Persistent Retain Memory | 2 KBytes | 16 KBytes | 16 KBytes |
| Run-Time System | Multiple PLC Tasks | Multiple PLC Tasks | Multiple PLC Tasks |
| Programming Languages | IEC 61131-3 (LD, IL, ST, FBD, SFC) | IEC 61131-3 | IEC 61131-3 |
| MQTT | Yes | Yes | Yes |
| MQTT Sparkplug B | No | Yes | Yes |
| SSL/TLS | No | No | Yes |
| User Management | No | Yes | Yes |
| SNMP | Yes | Yes | Yes |
| OPC DA Server | No | Yes | Yes |
| OPC UA Server & Client | No | Yes | Yes |
| Online Change | No | Yes | Yes |
| Source Upload/Download | No | Yes | Yes |
| File System | No | Yes | Yes |
| File Transmit | No | Yes | Yes |
| TFTP | No | Yes | Yes |
| SQL4CODESYS | No | Yes | Yes |
| Breakpoint | No | Yes | Yes |
| Webvisualization | No | No | Yes |
| RTC | Retain Time: < 15 days | Retain Time: < 15 days | Retain Time: < 15 days |
| Max. Task | 10 | 10 | 10 |
| Process Time | 0.0186 µsec | 0.1648 µsec | 0.1648 µsec |
General Specification
| Items | Details |
|---|---|
| Power Dissipation | ML9971: 60 mA @ 24Vdc, ML9972: 50 mA @ 24Vdc |
| UL System Power | Supply voltage: 24Vdc nominal, Class 2 |
| System Power Voltage Range | 18~28.8 Vdc, Reverse polarity protection |
| UL Field Power | Supply voltage: 24Vdc nominal, Class 2 |
| Field Power Voltage Range | 24 Vdc typical (Max: 30 Vdc) |
| Max. Field Power Contact | Max. DC 8A |
| Wiring | I/O Cable Max. 2.0 mm² (AWG 14) |
| Torque | 0.8 Nm (7 lb-in) |
| Current for Expansion Module | 1.0 A @ 5Vdc |
| Isolation | System to Logic: Non-isolated, Driver: Isolated |
| Weight | 84 g |
| Module Size | 17.5 mm x 110 mm x 75 mm |
Ethernet Connection Specification
| Functions | Model | Max. Connections |
|---|---|---|
| Webvisualization | ML9973 | One function at the same time |
| ARTI (OPC-server) | ML9972/73 | Supported |
| CODESYS Link | ML9971/72/73 | Supported |
| Network-variable | ML9972/73 | Supported |
| Modbus/TCP Master | ML9971 | 1 Modbus/TCP Slave |
| ML9972/73 | 64 Modbus/TCP Slaves | |
| Modbus/TCP Slave | ML9971 | 10 Modbus/TCP Masters |
| ML9972/73 | 64 Modbus/TCP Masters | |
| Web-server | ML9971 | 10 Clients |
| ML9972/73 | 64 Clients | |
| Max. Sockets | ML9971: 10 | ML9972/73: 64 |
Serial Connection Specification
| Function | Model | Max. Connections |
|---|---|---|
| Modbus RTU Master | ML9972/73 | 64 Modbus RTU Slaves |
Interface Specification
| Items | ML9971 | ML9972/9973 |
|---|---|---|
| Adapter Type | Master & Slave (Modbus TCP) | Master & Slave (Modbus TCP/RTU) |
| Baud Rate | 10/100 Mbps | 10/100 Mbps |
| Ethernet Interface | RJ-45 socket * 2pcs | RJ-45 socket * 1pc |
| Serial Protocol | - | Modbus RTU, Baud Rate: 2400~115200 bps |
| Max. Socket | UDP: 10, TCP: 10 | UDP: 16, TCP: 64 |
| Indicator | 4 LEDs: Module, Network, PLC, I/O Status | 4 LEDs: Module, Network, PLC, I/O Status |
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