General Information

• Model: XYCOM 1840

• Manufacturer: XYCOM (Xycom Automation, Inc., a subsidiary of Pro‑face America, Inc.)

• Product Type: Industrial VMEbus Processor Board (CPU Module)

• Part Numbers: 1840 (base), 1840‑3 (variant)

• Application: Industrial automation, process control, manufacturing floor systems, VMEbus‑based embedded systemsXYCOM

• Form Factor: Standard VMEbus 6U card

• Weight: Approx. 2 lb (0.9 kg)

• Warranty: 12 months (new or reconditioned)

Electrical Specifications

• Supply Voltage: +5 V DC, ±12 V DC (via VMEbus backplane)

• Power Consumption: Typical 4–6 W

• Bus Interface: VMEbus (IEEE 1014), 32‑bit data, 32‑bit address

• Clock Frequency: 25 MHz (system bus)

• Isolation: Optical isolation on I/O ports

• Protection: Overvoltage, reverse polarity, ESD, short‑circuit protection

Core System (CPU & Memory)

• CPU: Motorola 68030 (32‑bit, 25 MHz)

• System RAM: 4 MB (expandable to 8 MB)

• Flash Memory: 512 KB (non‑volatile, for firmware/BIOS)

• EEPROM: 32 KB (for user parameters, battery‑free)

• Cache: 256 KB (CPU internal)

I/O Interfaces

• Serial Ports:

  • COM1: RS‑232/422/485, DB9 female

  • COM2: RS‑232, DB9 female

• Ethernet: 10/100 Mbps, RJ45 (optional)

• Parallel Port: Centronics‑compatible, DB25 female

• VMEbus Interface: P1/P2 connectors (VMEbus standard)

• LED Indicators:

  • PWR: Green (power OK)

  • RUN: Green (CPU active; blinking = boot)

  • FLT: Red (fault/error)

  • BUS: Yellow (VMEbus activity)

Environmental Conditions

• Operating Temperature: 0 °C to +50 °C (32 °F to 122 °F)

• Storage Temperature: −40 °C to +70 °C (−40 °F to 158 °F)

• Relative Humidity: 10%–95%, non‑condensing

• Altitude: ≤ 2000 m (6562 ft) above sea level

• Vibration: 5–200 Hz, 0.15 mm amplitude (EN 61131‑2)

• Shock: 15 g, 11 ms duration (EN 61131‑2)

Compliance & Standards

• EMC: CE mark (2004/108/EC), EN 55022, EN 55024XYCOM

• Safety: UL 508, cUL, EN 61131‑2XYCOM

• Quality: ISO 9001 certified manufacturing

Compatibility

• VMEbus: Compatible with all 6U VMEbus systems

• Operating Systems: VxWorks, QNX, OS‑9, custom RTOS

• XYCOM Systems: XVME series I/O modules, 1506 industrial PC, APL3000B series panel PCsXYCOM

Mechanical Specifications

• Dimensions (W×H×D): 160 × 233 × 20 mm (6U VME standard)

• Mounting: VMEbus card cage, horizontal/vertical installation

• Cooling: Natural convection (no fan required)