1. Product Overview

2. Main Technical Parameters

2.1 Processor and Computing Performance

• Processor Type: 12 MHz 80C186 Microprocessor
• Computing Capability: Supports floating-point calculation
• Boolean Function Processing Speed: 0.4 microseconds per step

2.2 I/O Capacity

• Discrete I/O: Maximum 2K input and output points (optional arbitrary combination)
• Analog I/O: Maximum support for 8K analog I/O points

2.3 Memory Specifications

• Built-in Memory: Equipped with dedicated data memory and program memory
• Extended Memory: Supports up to 512 Kbytes battery-backed RAM expansion memory
• Memory Retention Time: Up to 6 months of data retention without power supply

2.4 Power Supply and Battery

• Battery Service Life: 10-year service life at an ambient temperature of 20°C (68°F)
• 5V Bus Current Requirement: 1.2 Amperes (including extended memory power consumption)

2.5 Clock and Communication

• Clock Accuracy: ±3.5 seconds per day
• Cumulative Time Error: Maximum ±0.01%
• Communication Interface: Equipped with RS422/485 compatible serial ports
• Compliance Standard: System design complies with VME Standard C.1

3. Product Features

3.1 Functional Characteristics

• Adopts single-slot CPU design, effectively saving equipment installation space
• Compatible with MS-DOS® and Windows programming software, supporting connection via Ethernet TCP/IP or SNP ports for program debugging and downloading
• Supports configurable data memory and program memory to meet different application requirements
• Built-in battery-powered calendar clock to ensure accurate time recording during power-off periods
• Equipped with a three-position operation mode switch for flexible RUN/STOP switching
• Comes with password access control function to enhance system operation security
• Three status LED indicators are configured to intuitively monitor system operating status in real time
• Adopts full software configuration mode, no DIP switches or jumpers required for hardware setting

3.2 Compatibility

• Fully compatible with IC660/IC661 series I/O modules
• Fully compatible with IC697 series I/O modules

4. Structure and Composition

4.1 Physical Structure

• Dimensions: 6.3 inches × 9.19 inches (approximately 160mm × 233mm)
• Installation Requirement: Can only be installed in Slot 1 of the equipment rack
• Status Indicators: MODULE OK, RUN, OUTPUTS ENABLED

4.2 Control Components

• Operation Mode Selection Switch: Three switchable modes, including RUN WITH OUTPUTS ENABLED, RUN WITH OUTPUTS DISABLED, and STOP
• I/O Reset Button: Used for I/O system restart and reset operation
• Hardware Master/Slave Mode: Supports configurable hardware master and slave mode settings

5. Application Fields

• Electronics Industry: Automatic control of production lines
• Metallurgy & Steel Industry: Smelting process automatic control
• Chemical Industry: Production process control and safety monitoring
• Power Industry: Automatic control of power plants and substations
• Rubber & Cement Industry: Intelligent control of production equipment
• Machinery Equipment Industry: Control of general automated equipment
• Construction Engineering Industry: Building automatic control systems