Description
IS3Z-MB | 04005000-MB
Product Brief
Core Performance Features
• Dedicated expansion hardware matching IS300 inverter internal slot structure, direct plug-and-install without cabinet reconstruction
• RS485 electrical interface with complete Modbus RTU master/slave communication function
• Supports remote commands: start/stop, rotation direction switching, frequency setpoint adjustment
• Real-time upload of running parameters: output frequency, current, DC bus voltage, operating temperature and fault codes
• Built-in terminal resistance selector, convenient for bus topology layout on-site
• LED indicators visually display communication activity and abnormal status for quick troubleshooting
• Optimized EMC circuit layout, stable data transmission under electromagnetic interference in control cabinets
• Supports multi-inverter bus networking, realizing centralized control of multiple drives through one communication channel
• Compatible with mainstream automation controllers supporting Modbus RTU protocol

IS3Z-MB
Technical Specification Table
| Item | Parameter Details |
|---|---|
| Model | IS3Z-MB |
| Part Code | 04005000-MB |
| Manufacturer | Inovance |
| Applicable Equipment | IS300 Series Frequency Converter |
| Communication Interface | RS485 |
| Supported Protocol | Modbus RTU |
| Baud Rate Range | 2400 ~ 115200 bps configurable |
| Maximum Bus Nodes | Up to 31 slave stations |
| Power Supply | Powered directly by drive main control board |
| Installation Method | Internal plug-in expansion slot |
| Operating Temperature | -10 ℃ ~ +60 ℃ |
| Storage Temperature | -40 ℃ ~ +85 ℃ |
| Relative Humidity | 5% – 95% RH, non-condensing |
| Onboard Function | Terminal matching resistor, communication status LED |
Installation & Commissioning Guide
Typical Application Areas
Assembly & Automated Production Lines
Networked speed control for multiple conveying, winding and processing drives.
Water Supply & Sewage Treatment Systems
Centralized monitoring and regulation of water pump and fan inverters.
Building HVAC Air Conditioning Systems
Communication networking for air handler, cooling tower and circulating pump variable frequency equipment.
Plastic, Printing & Packaging Machinery
Remote parameter adjustment and operation monitoring for main drive units.
Drive System Upgrade & Spare Replacement Projects
Standard communication expansion spare for existing Inovance IS300 inverter cabinets.
