Description

The IC693ALG391 is a dual-channel analog output module designed for the GE Series 90-30 PLC platform. This Emerson-supported component provides high-precision signal conversion for various industrial actuators. It generates both current and voltage signals to drive control valves and motor drives. The module translates digital data from the CPU into accurate analog representations. Consequently, it allows for fine-tuned regulation of field equipment in automated processes. Each channel operates independently to ensure versatile control over multiple process variables.

Functional Capabilities

This module supports a variety of industrial signal standards for maximum compatibility. It interfaces seamlessly with data loggers, panel meters, and variable frequency drives. The high-resolution conversion ensures smooth movement in modulating control dampers and valve positioners. Furthermore, the hardware maintains high accuracy even in environments with significant electrical noise. The module can draw power from the backplane or an external 24 VDC source. This flexibility helps manage the power budget of the PLC rack effectively.

Diagnostics and Installation

The IC693ALG391 features a standard Series 90-30 form factor for easy slot installation. It includes a front-facing LED that indicates the operational status of the module. Technicians can use this visual aid to verify power and backplane communication. Additionally, the removable terminal block simplifies the initial wiring and future maintenance. The module also supports software configuration through the Proficy Machine Edition environment. This allows users to set output ranges without adjusting physical jumpers on the board.

Industrial Applications

Engineers prefer the IC693ALG391 for applications requiring stable signal retransmission. It provides the reliability necessary for critical HVAC, water treatment, and manufacturing tasks. The robust design withstands the rigors of continuous operation in harsh factory settings. Moreover, its dual-channel density helps save valuable space in small control cabinets. This module represents a cost-effective choice for precise analog command within the Series 90-30 ecosystem. It ensures consistent performance for both legacy and modernized automation systems.

Performance Specifications

• Manufacturer: GE Fanuc / Emerson
• Model Number: IC693ALG391
• Output Channels: 2 Isolated Channels
• Current Ranges: 0 to 20 mA, 4 to 20 mA
• Voltage Ranges: 0 to 5 VDC, 1 to 5 VDC
• Current Resolution: 4 µA (at 4-20 mA), 5 µA (at 0-20 mA)
• Voltage Resolution: 1 mV (at 1-5 VDC), 1.25 mV (at 0-5 VDC)
• Update Rate: 5 milliseconds for both channels
• Power Requirements: 30 mA (+5V bus), 215 mA (+24V isolated bus)