The Honeywell 620-0026 memory module provides 4 kWord of CMOS RAM storage for the IPC 620 programmable controller series . This module expands the processor’s memory capacity to accommodate more complex user programs and process data . It ensures program and data retention during power outages, maintaining system integrity .
Technical Specifications of Honeywell 620-0026
The Honeywell 620-0026 memory module uses CMOS RAM technology for low power consumption and reliable data storage . It provides a storage capacity of 4 kWords, supporting more complex control logic than the 2 kWord 620-0025 model . This memory module interfaces with the IPC 620 processor through the backplane bus. It requires the CPU power module’s D-size battery to maintain memory content when the main power is off . This module is a vital spare part for legacy Honeywell IPC 620 systems still in operation .
| Parameter | Specification |
|---|---|
| Model Number | Honeywell 620-0026 |
| Product Type | Memory Module (MM) |
| Product Family | IPC 620 |
| Memory Type | CMOS RAM (Read/Write) |
| Storage Capacity | 4 kWords (4,000 words) |
| Memory Usage | One word per ladder logic element |
| Battery Backup | D-size battery in CPU power module |
| Compatible CPUs | IPC 620-20, 620-25, 620-35 (with external memory support) |
| Mounting | Card slot within processor rack |
| Weight | Approx. 0.15 kg to 0.3 kg |
| Product Lifecycle | Obsolete / Legacy Spare Part |
Integration and Application
The Honeywell 620-0026 memory module installs in the designated memory slot within the IPC 620 processor rack. This slot assignment depends on the CPU model . A dead battery will result in memory loss and require program reloading . This memory module serves as a critical spare part for legacy Honeywell IPC 620 systems in the field .
Details
| Weight | 0.2 kg |
|---|---|
| Dimensions | 85 × 65 × 30 mm |
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