Honeywell 620-3632 (IPC 620-36) Control Processor Module

Product Description: Honeywell 620-3632 is a core control processor module belonging to the Honeywell ISSC 620 series DCS system, also marked as IPC 620-36. It is equipped with 32K memory and supports up to 2040 I/O points, responsible for real-time control logic execution, PID calculation, field signal acquisition and network communication scheduling. It is a classic legacy processor card widely used for maintenance and spare replacement of old Honeywell 620 control platforms. The alternative part number is 620-3632C / 9010-036C.

Features

• 32K program memory, maximum support 2040 I/O points
• Built-in serial communication ports for connecting I/O racks and operator stations
• Onboard battery backup for memory data retention during power failure
• LED status indicators for power, run, fault and communication diagnosis
• Support redundant configuration to improve system operation reliability
• Industrial rugged card design, stable long-term continuous operation
• Original manufacturer discontinued, mainly supplied by surplus stock and refurbished units

Application Scenarios

• Legacy Honeywell ISSC 620 series DCS control cabinet
• Thermal power plant boiler and auxiliary system control
• Petrochemical and refining process control loops
• Water treatment, pulp and paper factory automation
• Old control system spare parts replacement and retrofit projects

FAQ

Q: Which system does Honeywell 620-3632 belong to?
A: It belongs to the Honeywell ISSC 620 (IPC 620-36) DCS control platform.

Q: What is the memory and I/O capacity?
A: It has 32K memory and can handle up to 2040 I/O points.

Q: Does it have data backup function?
A: Yes, it has an onboard backup battery to prevent program and data loss when power is off.

Q: Is this model still in production?
A: No, Honeywell has stopped production; the market supply is mainly refurbished and surplus stock.