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W-M1B403
8*Relay 4*A/4*C RS485 Modbus module
129,00 EUR
inkl. Umsatzsteuer 153,51 EUR
- Eight Relay Outputs: 4 Form A (SPST‑NO) + 4 Form C (SPDT) contacts for versatile load control.
- High Load Capacity: Each relay rated 5 A @ 250 VAC or 30 VDC.
- RS‑485 Modbus/RTU Interface: Standard industrial serial bus supporting multi‑drop networks up to 1.2 km.
- Wide Power Input Range: +10 to +60 V DC with reverse‑polarity protection; ripple ≤ 5 V p‑p.
- Isolation Protection: 3 kV DC isolation between power, communication, and I/O circuits.
- Programmable Power‑On and Safety Values: User‑defined startup and fail‑safe output states.
- Hot‑Swap and Auto‑Configuration: Detachable EEPROM retains parameters for rapid module replacement.
- Rotary Switch Address Setting: Two hexadecimal switches for quick Modbus node assignment (1–247).
- LED Diagnostics: Three status LEDs (Power, System, Communication) for instant visual feedback.
- Compact Slim Design: 47.2 mm width DIN‑rail mountable housing for space‑constrained control panels.
- Industrial Reliability: Operating temperature −25 to +70 °C; humidity 5–95 % RH non‑condensing.
- Watchdog Protection: Hardware (module) and software (system) watchdogs ensure safe recovery from faults.
- EMC Compliance: Designed and tested for EMI/EMS immunity in industrial environments.
- Long Service Life: Electrical endurance ≥ 100 000 operations at 3 A load.
- Warranty: 5 years manufacturer warranty covering defects under normal use.
- High Load Capacity: Each relay rated 5 A @ 250 VAC or 30 VDC.
- RS‑485 Modbus/RTU Interface: Standard industrial serial bus supporting multi‑drop networks up to 1.2 km.
- Wide Power Input Range: +10 to +60 V DC with reverse‑polarity protection; ripple ≤ 5 V p‑p.
- Isolation Protection: 3 kV DC isolation between power, communication, and I/O circuits.
- Programmable Power‑On and Safety Values: User‑defined startup and fail‑safe output states.
- Hot‑Swap and Auto‑Configuration: Detachable EEPROM retains parameters for rapid module replacement.
- Rotary Switch Address Setting: Two hexadecimal switches for quick Modbus node assignment (1–247).
- LED Diagnostics: Three status LEDs (Power, System, Communication) for instant visual feedback.
- Compact Slim Design: 47.2 mm width DIN‑rail mountable housing for space‑constrained control panels.
- Industrial Reliability: Operating temperature −25 to +70 °C; humidity 5–95 % RH non‑condensing.
- Watchdog Protection: Hardware (module) and software (system) watchdogs ensure safe recovery from faults.
- EMC Compliance: Designed and tested for EMI/EMS immunity in industrial environments.
- Long Service Life: Electrical endurance ≥ 100 000 operations at 3 A load.
- Warranty: 5 years manufacturer warranty covering defects under normal use.
Comprehensive Product Summary – Advanio W‑M1B403 8‑Relay RS‑485 Modbus Module
### 1. Product Overview
Product Name: 8‑Relay 4 Form A / 4 Form C RS‑485 Modbus Module
Model Number: W‑M1B403
Article Number: W‑M1B403
Series: Wolf Series RS‑485 Remote I/O Modules
Manufacturer: Advanio Technology Co., Ltd.
Advanio’s Wolf Series represents a new generation of compact, rugged, and intelligent remote I/O modules designed for industrial automation and data acquisition. The W‑M1B403 is a relay‑output variant providing eight isolated relay channels (four Form A and four Form C) with Modbus RTU communication over RS‑485. It is engineered for high reliability, flexible configuration, and easy maintenance in harsh industrial environments.
### 2. Key Features
- Eight Relay Outputs: 4 Form A (SPST‑NO) + 4 Form C (SPDT) contacts for versatile load control.
- High Load Capacity: Each relay rated 5 A @ 250 VAC or 30 VDC.
- RS‑485 Modbus/RTU Interface: Standard industrial serial bus supporting multi‑drop networks up to 1.2 km.
- Wide Power Input Range: +10 to +60 V DC with reverse‑polarity protection; ripple ≤ 5 V p‑p.
- Isolation Protection: 3 kV DC isolation between power, communication, and I/O circuits.
- Programmable Power‑On and Safety Values: User‑defined startup and fail‑safe output states.
- Hot‑Swap and Auto‑Configuration: Detachable EEPROM retains parameters for rapid module replacement.
- Rotary Switch Address Setting: Two hexadecimal switches for quick Modbus node assignment (1–247).
- LED Diagnostics: Three status LEDs (Power, System, Communication) for instant visual feedback.
- Compact Slim Design: 47.2 mm width DIN‑rail mountable housing for space‑constrained control panels.
- Industrial Reliability: Operating temperature −25 to +70 °C; humidity 5–95 % RH non‑condensing.
- Watchdog Protection: Hardware (module) and software (system) watchdogs ensure safe recovery from faults.
- EMC Compliance: Designed and tested for EMI/EMS immunity in industrial environments.
- Long Service Life: Electrical endurance ≥ 100 000 operations at 3 A load.
- Warranty: 5 years manufacturer warranty covering defects under normal use.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Relay Type | 8 channels (4 Form A + 4 Form C) |
| Contact Rating | 5 A @ 250 VAC / 30 VDC |
| Dielectric Strength | 3 kV DC isolation |
| Operate Time | ≤ 10 ms |
| Release Time | ≤ 5 ms |
| Electrical Endurance | 1 × 10⁵ operations @ 3 A 250 VAC / 30 VDC |
| Power Consumption | 2.4 W @ 24 V DC |
| Power Input Range | +10 to +60 V DC (ripple ≤ 5 V p‑p) |
| Interface | RS‑485 (two‑wire half‑duplex) |
| Protocol | Modbus RTU |
| Baud Rate | 1 200 – 115 200 bps (selectable) |
| Communication Distance | up to 1.2 km (4000 ft) |
| Isolation Voltage | 3000 V DC (power/comm/I/O isolation) |
| Operating Temperature | −25 °C to +70 °C |
| Storage Temperature | −30 °C to +75 °C |
| Humidity | 5 – 95 % RH non‑condensing |
| Connector Type | Plug‑in terminal block (#16–30 AWG) |
| Mounting | DIN‑rail (35 mm) or wall mount via detachable base |
| Dimensions | Approx. 47.2 mm (W) × 115 mm (H) × 126 mm (D) typical Wolf series profile |
| Weight | ≈ 300 g (typical) |
| Housing Material | Industrial ABS / polycarbonate flame‑retardant plastic |
| Indicators | Power LED, System LED, Communication LED |
| EEPROM Backup | Non‑volatile parameter storage (removable chip) |
| Compliance | CE, FCC Part 15 Class A, EMC (EMI/EMS) tested |
### 4. Functionality
The W‑M1B403 serves as a remote relay output module in distributed control systems. It receives commands from a host controller (PC, PLC, PAC, or HMI) via RS‑485 Modbus/RTU and switches its relay contacts accordingly. Each channel can be programmed for normal or inverted logic to match existing control schemes. Power‑on and safety states are user‑definable to ensure safe startup and fail‑safe operation during communication loss.
Typical Applications
- Industrial process control and machine automation
- Building and HVAC management systems
- Energy management and power distribution monitoring
- Security and access control systems
- Laboratory and test automation
- Remote data acquisition and supervisory control (SCADA)
Compatibility
- Fully compatible with standard Modbus RTU masters (PLC, SCADA, DCS, PC software).
- Integrates with Advanio Wolf series modules for mixed analog/digital I/O systems.
- Supported by Advanio Utility software for Windows and mobile (Android/iOS) configuration.
### 5. Components & Accessories
Included Items
- W‑M1B403 module unit
- Detachable DIN‑rail mounting base (fixed seat)
- 14‑pin signal connector terminal block
- Plastic grounding tab and mounting buckles
- Quick Start Guide / User Manual
Optional Accessories
- RS‑232 to RS‑485 isolated converter (G‑M1A001)
- USB to RS‑485 converter (G‑M1E001)
- RS‑485 repeater (G‑M1F001) for extended distance or > 32 nodes
- Replacement EEPROM module for parameter transfer
Connectors
- Power input: 2‑pin (+VS, GND)
- RS‑485 port: 2‑pin (D+, D–)
- Relay outputs: multi‑pin terminal block for 8 channels (4 Form A, 4 Form C)
### 6. Installation & Setup
Requirements
- DC power supply 10–60 V DC (typ. 24 V DC)
- Host PC or controller with RS‑485 port or converter
- Proper frame ground connection for noise immunity
Mounting Options
- DIN‑Rail Mounting: Attach detachable base to standard DIN 35 mm rail; modules can be docked side‑by‑side using pin arrays for power and bus distribution.
- Wall Mounting: Secure base to panel using screw holes; insert module vertically.
Grounding
- Use metal DIN rail for frame ground (F.G.) or connect via power connector ground pin.
- Plastic grounding tab available to isolate frame ground if site noise is high.
Power Connection
- Parallel power distribution through DIN rail base; one power source per rail (max 10 modules ≈ 30 W total).
- Keep power cable short to minimize voltage drop.
Communication Setup
- RS‑485 two‑wire half‑duplex network; connect D+ to D+, D– to D–.
- Daisy‑chain topology recommended; use repeaters for > 32 nodes or > 1200 m.
- Default communication: 9600 bps, 8 data bits, no parity, 1 stop bit (N,8,1).
- Node address set via rotary switches (01–F7 hex).
Indicators
- Power LED: ON = power OK; flashes 3× at startup = initialization complete.
- System LED: Flashing = normal operation; steady ON = fault.
- Communication LED: Flashing = data exchange; steady ON = timeout.
EEPROM Handling
- Detachable EEPROM stores configuration and Modbus parameters.
- For replacement, transfer EEPROM to new module to restore settings.
- If EEPROM mismatch occurs, LED pattern indicates error; perform INIT reset (press button ≥ 3 s).
Factory Reset
- Hold INIT button 3 s → LEDs flash 3× → module resets to defaults (9600 bps N,8,1; address 01).
### 7. Performance & Capabilities
- Relay Switching Capacity: 5 A @ 250 VAC / 30 VDC resistive load.
- Response Time: Operate ≤ 10 ms; release ≤ 5 ms.
- Isolation: 3 kV DC between I/O, power, and communication.
- Power Efficiency: 2.4 W @ 24 V DC typical consumption.
- Communication Speed: Selectable 1.2 kbps to 115.2 kbps.
- Network Capacity: Up to 247 nodes with repeaters (32 per segment).
- Reliability: Hardware and software watchdogs auto‑recover from faults.
- Safety Modes: Programmable safe outputs on watchdog timeout or communication loss.
- Hot‑Swap Capability: EEPROM transfer enables replacement without re‑wiring or re‑configuration.
- Environmental Endurance: −25 to +70 °C operation; EMC tested for industrial noise immunity.
Limitations
- Mechanical relay contacts not suitable for high‑frequency switching or inductive loads without suppression.
- Maximum 10 modules per DIN rail power segment (≈ 30 W total consumption).
- RS‑485 requires proper termination and biasing for long cables.
### 8. Standards & Compliance
- Communication Protocol: Modbus RTU (ANSI standard EIA‑485 interface).
- Electrical Safety: 3 kV isolation design between power, I/O, and bus.
- EMC Testing: Complies with EMI and EMS requirements for industrial equipment.
- FCC Compliance: Part 15 Class A – operation subject to non‑interference conditions.
- CE Marking: Meets European EMC and Low Voltage Directives when installed in CE‑certified chassis.
- Environmental Protection: RoHS compliant materials; operational humidity 5–95 % RH.
### 9. Additional Information
Warranty & Service
- Standard 5‑year limited warranty from date of purchase.
- Covers manufacturing defects and failures under normal operation.
- Excludes damage from misuse, improper installation, or unauthorized modification.
- Out‑of‑warranty repair available at nominal cost.
Support & Maintenance
- Technical support via email (service@advanio.com.tw) and official website (www.advanio.com).
- Firmware updates and utility software available for download.
- RMA procedure requires model number, serial number, and purchase proof.
- Typical response time: within 2 business days.
Maintenance Guidelines
- Periodically inspect terminal tightness and relay contacts for wear.
- Maintain clean ventilation and avoid excessive dust or moisture.
- Replace relay module if contact resistance or switching performance degrades.
Software Tools
- Advanio Utility for Windows: Configuration and testing of Wolf modules via RS‑485.
- Mobile Apps: Advanio for Android/iOS for remote monitoring and setup.
- Supported Functions: Node search, parameter configuration, watchdog setup, I/O testing, EEPROM backup.
Manufacturer Profile
Advanio Technology Co., Ltd. is a Taiwan‑based developer specializing in industrial I/O and embedded automation solutions. Founded by IoT and system integration experts with over 20 years of field experience, Advanio focuses on reliable, field‑proven hardware for Industry 4.0 applications. The Wolf series embodies this philosophy with robust design, ease of maintenance, and scalable connectivity across RS‑485, CAN, Ethernet, EtherCAT, PROFINET, and wireless interfaces.
### Summary
The Advanio W‑M1B403 is a compact 8‑channel relay output module that combines industrial‑grade reliability with user‑friendly configuration and maintenance features. Its wide power range, 3 kV isolation, and programmable fail‑safe functions make it ideal for distributed control systems requiring secure and flexible relay switching. With hot‑swap EEPROM backup, rotary address switches, and LED diagnostics, the W‑M1B403 simplifies installation and reduces downtime in industrial automation, building management, and energy control applications.
### 1. Product Overview
Product Name: 8‑Relay 4 Form A / 4 Form C RS‑485 Modbus Module
Model Number: W‑M1B403
Article Number: W‑M1B403
Series: Wolf Series RS‑485 Remote I/O Modules
Manufacturer: Advanio Technology Co., Ltd.
Advanio’s Wolf Series represents a new generation of compact, rugged, and intelligent remote I/O modules designed for industrial automation and data acquisition. The W‑M1B403 is a relay‑output variant providing eight isolated relay channels (four Form A and four Form C) with Modbus RTU communication over RS‑485. It is engineered for high reliability, flexible configuration, and easy maintenance in harsh industrial environments.
### 2. Key Features
- Eight Relay Outputs: 4 Form A (SPST‑NO) + 4 Form C (SPDT) contacts for versatile load control.
- High Load Capacity: Each relay rated 5 A @ 250 VAC or 30 VDC.
- RS‑485 Modbus/RTU Interface: Standard industrial serial bus supporting multi‑drop networks up to 1.2 km.
- Wide Power Input Range: +10 to +60 V DC with reverse‑polarity protection; ripple ≤ 5 V p‑p.
- Isolation Protection: 3 kV DC isolation between power, communication, and I/O circuits.
- Programmable Power‑On and Safety Values: User‑defined startup and fail‑safe output states.
- Hot‑Swap and Auto‑Configuration: Detachable EEPROM retains parameters for rapid module replacement.
- Rotary Switch Address Setting: Two hexadecimal switches for quick Modbus node assignment (1–247).
- LED Diagnostics: Three status LEDs (Power, System, Communication) for instant visual feedback.
- Compact Slim Design: 47.2 mm width DIN‑rail mountable housing for space‑constrained control panels.
- Industrial Reliability: Operating temperature −25 to +70 °C; humidity 5–95 % RH non‑condensing.
- Watchdog Protection: Hardware (module) and software (system) watchdogs ensure safe recovery from faults.
- EMC Compliance: Designed and tested for EMI/EMS immunity in industrial environments.
- Long Service Life: Electrical endurance ≥ 100 000 operations at 3 A load.
- Warranty: 5 years manufacturer warranty covering defects under normal use.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Relay Type | 8 channels (4 Form A + 4 Form C) |
| Contact Rating | 5 A @ 250 VAC / 30 VDC |
| Dielectric Strength | 3 kV DC isolation |
| Operate Time | ≤ 10 ms |
| Release Time | ≤ 5 ms |
| Electrical Endurance | 1 × 10⁵ operations @ 3 A 250 VAC / 30 VDC |
| Power Consumption | 2.4 W @ 24 V DC |
| Power Input Range | +10 to +60 V DC (ripple ≤ 5 V p‑p) |
| Interface | RS‑485 (two‑wire half‑duplex) |
| Protocol | Modbus RTU |
| Baud Rate | 1 200 – 115 200 bps (selectable) |
| Communication Distance | up to 1.2 km (4000 ft) |
| Isolation Voltage | 3000 V DC (power/comm/I/O isolation) |
| Operating Temperature | −25 °C to +70 °C |
| Storage Temperature | −30 °C to +75 °C |
| Humidity | 5 – 95 % RH non‑condensing |
| Connector Type | Plug‑in terminal block (#16–30 AWG) |
| Mounting | DIN‑rail (35 mm) or wall mount via detachable base |
| Dimensions | Approx. 47.2 mm (W) × 115 mm (H) × 126 mm (D) typical Wolf series profile |
| Weight | ≈ 300 g (typical) |
| Housing Material | Industrial ABS / polycarbonate flame‑retardant plastic |
| Indicators | Power LED, System LED, Communication LED |
| EEPROM Backup | Non‑volatile parameter storage (removable chip) |
| Compliance | CE, FCC Part 15 Class A, EMC (EMI/EMS) tested |
### 4. Functionality
The W‑M1B403 serves as a remote relay output module in distributed control systems. It receives commands from a host controller (PC, PLC, PAC, or HMI) via RS‑485 Modbus/RTU and switches its relay contacts accordingly. Each channel can be programmed for normal or inverted logic to match existing control schemes. Power‑on and safety states are user‑definable to ensure safe startup and fail‑safe operation during communication loss.
Typical Applications
- Industrial process control and machine automation
- Building and HVAC management systems
- Energy management and power distribution monitoring
- Security and access control systems
- Laboratory and test automation
- Remote data acquisition and supervisory control (SCADA)
Compatibility
- Fully compatible with standard Modbus RTU masters (PLC, SCADA, DCS, PC software).
- Integrates with Advanio Wolf series modules for mixed analog/digital I/O systems.
- Supported by Advanio Utility software for Windows and mobile (Android/iOS) configuration.
### 5. Components & Accessories
Included Items
- W‑M1B403 module unit
- Detachable DIN‑rail mounting base (fixed seat)
- 14‑pin signal connector terminal block
- Plastic grounding tab and mounting buckles
- Quick Start Guide / User Manual
Optional Accessories
- RS‑232 to RS‑485 isolated converter (G‑M1A001)
- USB to RS‑485 converter (G‑M1E001)
- RS‑485 repeater (G‑M1F001) for extended distance or > 32 nodes
- Replacement EEPROM module for parameter transfer
Connectors
- Power input: 2‑pin (+VS, GND)
- RS‑485 port: 2‑pin (D+, D–)
- Relay outputs: multi‑pin terminal block for 8 channels (4 Form A, 4 Form C)
### 6. Installation & Setup
Requirements
- DC power supply 10–60 V DC (typ. 24 V DC)
- Host PC or controller with RS‑485 port or converter
- Proper frame ground connection for noise immunity
Mounting Options
- DIN‑Rail Mounting: Attach detachable base to standard DIN 35 mm rail; modules can be docked side‑by‑side using pin arrays for power and bus distribution.
- Wall Mounting: Secure base to panel using screw holes; insert module vertically.
Grounding
- Use metal DIN rail for frame ground (F.G.) or connect via power connector ground pin.
- Plastic grounding tab available to isolate frame ground if site noise is high.
Power Connection
- Parallel power distribution through DIN rail base; one power source per rail (max 10 modules ≈ 30 W total).
- Keep power cable short to minimize voltage drop.
Communication Setup
- RS‑485 two‑wire half‑duplex network; connect D+ to D+, D– to D–.
- Daisy‑chain topology recommended; use repeaters for > 32 nodes or > 1200 m.
- Default communication: 9600 bps, 8 data bits, no parity, 1 stop bit (N,8,1).
- Node address set via rotary switches (01–F7 hex).
Indicators
- Power LED: ON = power OK; flashes 3× at startup = initialization complete.
- System LED: Flashing = normal operation; steady ON = fault.
- Communication LED: Flashing = data exchange; steady ON = timeout.
EEPROM Handling
- Detachable EEPROM stores configuration and Modbus parameters.
- For replacement, transfer EEPROM to new module to restore settings.
- If EEPROM mismatch occurs, LED pattern indicates error; perform INIT reset (press button ≥ 3 s).
Factory Reset
- Hold INIT button 3 s → LEDs flash 3× → module resets to defaults (9600 bps N,8,1; address 01).
### 7. Performance & Capabilities
- Relay Switching Capacity: 5 A @ 250 VAC / 30 VDC resistive load.
- Response Time: Operate ≤ 10 ms; release ≤ 5 ms.
- Isolation: 3 kV DC between I/O, power, and communication.
- Power Efficiency: 2.4 W @ 24 V DC typical consumption.
- Communication Speed: Selectable 1.2 kbps to 115.2 kbps.
- Network Capacity: Up to 247 nodes with repeaters (32 per segment).
- Reliability: Hardware and software watchdogs auto‑recover from faults.
- Safety Modes: Programmable safe outputs on watchdog timeout or communication loss.
- Hot‑Swap Capability: EEPROM transfer enables replacement without re‑wiring or re‑configuration.
- Environmental Endurance: −25 to +70 °C operation; EMC tested for industrial noise immunity.
Limitations
- Mechanical relay contacts not suitable for high‑frequency switching or inductive loads without suppression.
- Maximum 10 modules per DIN rail power segment (≈ 30 W total consumption).
- RS‑485 requires proper termination and biasing for long cables.
### 8. Standards & Compliance
- Communication Protocol: Modbus RTU (ANSI standard EIA‑485 interface).
- Electrical Safety: 3 kV isolation design between power, I/O, and bus.
- EMC Testing: Complies with EMI and EMS requirements for industrial equipment.
- FCC Compliance: Part 15 Class A – operation subject to non‑interference conditions.
- CE Marking: Meets European EMC and Low Voltage Directives when installed in CE‑certified chassis.
- Environmental Protection: RoHS compliant materials; operational humidity 5–95 % RH.
### 9. Additional Information
Warranty & Service
- Standard 5‑year limited warranty from date of purchase.
- Covers manufacturing defects and failures under normal operation.
- Excludes damage from misuse, improper installation, or unauthorized modification.
- Out‑of‑warranty repair available at nominal cost.
Support & Maintenance
- Technical support via email (service@advanio.com.tw) and official website (www.advanio.com).
- Firmware updates and utility software available for download.
- RMA procedure requires model number, serial number, and purchase proof.
- Typical response time: within 2 business days.
Maintenance Guidelines
- Periodically inspect terminal tightness and relay contacts for wear.
- Maintain clean ventilation and avoid excessive dust or moisture.
- Replace relay module if contact resistance or switching performance degrades.
Software Tools
- Advanio Utility for Windows: Configuration and testing of Wolf modules via RS‑485.
- Mobile Apps: Advanio for Android/iOS for remote monitoring and setup.
- Supported Functions: Node search, parameter configuration, watchdog setup, I/O testing, EEPROM backup.
Manufacturer Profile
Advanio Technology Co., Ltd. is a Taiwan‑based developer specializing in industrial I/O and embedded automation solutions. Founded by IoT and system integration experts with over 20 years of field experience, Advanio focuses on reliable, field‑proven hardware for Industry 4.0 applications. The Wolf series embodies this philosophy with robust design, ease of maintenance, and scalable connectivity across RS‑485, CAN, Ethernet, EtherCAT, PROFINET, and wireless interfaces.
### Summary
The Advanio W‑M1B403 is a compact 8‑channel relay output module that combines industrial‑grade reliability with user‑friendly configuration and maintenance features. Its wide power range, 3 kV isolation, and programmable fail‑safe functions make it ideal for distributed control systems requiring secure and flexible relay switching. With hot‑swap EEPROM backup, rotary address switches, and LED diagnostics, the W‑M1B403 simplifies installation and reduces downtime in industrial automation, building management, and energy control applications.
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Datasheeet_Advanio_Wolf_W-M1B403_W-M1B404.pdf
PDF Catalog
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Advanio_Catalog_Wolf_Series_General.pdf
PDF Catalog
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