2. General Description

3. Technical Specifications

3.1 Electrical Characteristics

• Supply Voltage: 24V DC ±10%

• Power Consumption: 3.5W maximum

• Input Channels: 8 differential analog inputs

• Input Type: Voltage (0-10V) / Current (4-20mA) selectable

• Resolution: 16-bit

• Sampling Rate: 100 samples per second per channel

• Accuracy: ±0.1% of full scale

• Isolation Voltage: 2500V AC (input to output)

• Output Channels: 4 analog outputs

• Output Type: 0-10V / 4-20mA selectable

• Output Drive Capacity: 500Ω maximum load

• Digital I/O: 16 configurable channels (8 input, 8 output)

• Digital Input Voltage: 24V DC (sink/source configurable)

• Digital Output Rating: 24V DC, 0.5A per channel

• Communication Interface: RS-485 (Modbus RTU protocol)

• Baud Rate: 1200-115200 bps (default 9600 bps)

3.2 Environmental Specifications

• Operating Temperature: -20°C to +60°C

• Storage Temperature: -40°C to +85°C

• Relative Humidity: 5-95% (non-condensing)

• Vibration Resistance: 10-500Hz, 2g (IEC 60068-2-6)

• Shock Resistance: 15g, 11ms (IEC 60068-2-27)

• Protection Rating: IP20 (enclosure)

• MTBF: >100,000 hours at 25°C

3.3 Physical Specifications

• Dimensions: 125mm × 90mm × 40mm (W×H×D)

• Weight: 280g

• Mounting: DIN rail (35mm standard)

• Enclosure Material: Flame-retardant ABS plastic

• Terminals: Screw terminal blocks (12-24 AWG)

• LED Indicators: Power, Status, Communication, Channel Activity

4. Installation Instructions

4.1 Unpacking and Inspection

1. Remove the module from packaging and inspect for physical damage

2. Verify all components and accessories are included as per packing list

3. Confirm model number matches order specifications

4. Store in original packaging if not immediately installed

4.2 Mounting Procedure

1. Ensure mounting surface is clean, dry, and structurally sound

2. Align module with 35mm DIN rail

3. Press firmly until module snaps securely into position

4. Verify module is firmly seated with no movement

5. Maintain minimum clearance: 50mm above, 30mm below, 20mm sides for ventilation

4.3 Wiring Connections

1. Power Connections

   • Connect positive supply (+24V DC) to terminal V+

   • Connect negative supply (0V) to terminal V-

   • Ensure proper polarity and secure connections

   • Use appropriately sized copper conductors (1.0-1.5mm²)
2. Input Wiring

   • For voltage inputs: Connect signal to VIN terminals, ground to COM

   • For current inputs: Connect signal to IIN terminals, ground to COM

   • Maintain proper shielding for analog input cables

   • Separate analog wiring from high-voltage power cables by minimum 200mm

   • Use twisted-pair shielded cable for all analog connections
3. Output Wiring

   • Connect output signals to respective OUT terminals

   • Connect load devices between output terminal and common

   • Ensure output loads do not exceed specified ratings

   • For current outputs, verify proper termination (250Ω resistor if required)
4. Digital I/O Wiring

   • Connect digital inputs to DI terminals, common to DCOM

   • Connect digital outputs to DO terminals, common to DCOM

   • Configure input type (sink/source) via DIP switches before power-up
5. Communication Connections

   • Connect RS-485 A/B terminals to communication bus

   • Install termination resistor (120Ω) at end points of bus

   • Maintain proper bus polarity (A to A, B to B)

   • Use shielded twisted-pair cable for communication wiring

4.4 Configuration Settings

1. Set DIP switches according to application requirements:

   • SW1-4: Input type selection (voltage/current)

   • SW5-6: Output type selection (voltage/current)

   • SW7: Communication protocol selection

   • SW8: Termination resistor enable/disable
2. Set address switches for communication identification (1-247)
3. Verify all switch settings before applying power

5. Operation Instructions

5.1 Power-Up Procedure

1. Confirm all wiring connections are correct and secure
2. Verify configuration switches are properly set
3. Apply power to the module
4. Check LED indicators:

   • Power LED (Green): Solid ON indicates proper power supply

   • Status LED (Yellow): Blinking indicates normal operation

   • Communication LED (Red): Blinking with data activity
5. Allow 30 seconds for initialization and self-test completion
6. Verify module enters normal operation mode (Status LED blinking regularly)

5.2 Normal Operation

• Module automatically scans inputs at configured rate

• Processed values available through communication interface

• Digital outputs respond to input commands within 5ms

• Analog outputs update within 10ms of command reception

• All channels continuously monitored for out-of-range conditions

• Fault conditions indicated via Status LED and communication registers

5.3 Calibration Procedure

1. Enter calibration mode:

   • Power off module

   • Set CAL switch to ON position

   • Power on module (Status LED flashes rapidly)
2. Zero calibration (for analog inputs):

   • Apply zero input signal to channel

   • Press and hold CAL button for 5 seconds

   • Wait for confirmation (LED flashes twice)
3. Full-scale calibration:

   • Apply full-scale input signal

   • Press CAL button briefly

   • Wait for confirmation (LED flashes three times)
4. Repeat for all channels requiring calibration
5. Exit calibration mode:

   • Power off module

   • Set CAL switch to OFF position

   • Power on for normal operation

6. Maintenance and Service

6.1 Regular Maintenance

• Monthly Inspection:

  • Check LED indicators for proper operation

  • Verify terminal connections for tightness

  • Inspect environment for excessive dust, moisture, or temperature
• Quarterly Maintenance:

  • Clean module surface with dry, lint-free cloth

  • Check for signs of overheating or component damage

  • Verify communication performance and error rates
• Annual Maintenance:

  • Perform complete calibration check

  • Inspect wiring for deterioration or damage

  • Verify all protective functions operate correctly

  • Update configuration if system requirements have changed

6.2 Troubleshooting

• No power indicators: Check power supply, wiring polarity, fuse

• Intermittent power: Check loose connections, voltage fluctuations

• Overload indication: Reduce load, check for short circuits

• No input signal: Check wiring, sensor power, configuration

• Unstable readings: Check grounding, shielding, electrical noise

• Incorrect values: Verify calibration, input type configuration

• No output: Check wiring, load connection, configuration

• Incorrect output: Verify calibration, command signals

• Unstable output: Check power supply, load conditions

• No communication: Check wiring, baud rate, address settings

• Intermittent communication: Check bus termination, noise interference

• Error messages: Refer to protocol manual for error code definitions

6.3 Repair Instructions

1. Disconnect all power and wiring before service

2. Replace defective module with identical unit

3. Transfer configuration settings to replacement module

4. Perform complete verification before returning to service

5. Keep defective module for manufacturer analysis if required

7. Safety Information

7.1 Safety Precautions

• Read all instructions before installation and operation

• Install only in accordance with national and local electrical codes

• Use only within specified electrical and environmental ratings

• Provide proper over-current protection (2A fuse recommended)

• Do not expose to hazardous gases, explosive conditions

• Not for use in medical or life-support applications

• Not for outdoor use unless properly protected

7.2 Warning Statements

• DANGER: Risk of electric shock. Always disconnect power before servicing.

• WARNING: Not for use in safety-critical systems without additional protection.

• CAUTION: Risk of damage due to electrostatic discharge. Use proper ESD protection.

• NOTE: Equipment damage may occur if used outside specified conditions.

8. Warranty Information

• Warranty Period: 24 months from date of shipment

• Warranty Coverage: Defects in materials and workmanship

• Exclusions: Damage due to improper installation, misuse, accident, unauthorized repair

• Claim Procedure: Contact manufacturer with proof of purchase and defect description

• Manufacturer's Responsibility: Repair or replace defective products at sole discretion

9. Ordering Information

• Standard Model: 5600632

• Accessories:

  • Terminal Block Kit: ACC-5600-TB

  • Communication Cable: ACC-5600-CAB

  • Mounting Kit: ACC-5600-MNT

  • Calibration Tool: CAL-5600-KIT

10. Compliance Information

• EMC Directive: 2014/30/EU

• Low Voltage Directive: 2014/35/EU

• RoHS Directive: 2011/65/EU

• Standards:

  • IEC 61010-1: Safety requirements for electrical equipment

  • IEC 61326-1: General requirements for industrial process equipment

  • IEC 61131-2: Requirements for programmable logic controllers