620-0088

Overview

620-0088 is a Honeywell Parallel Link Driver Module (PLDM) installed in the Logic Manager Processor card file to control I/O communications and system functions.

Specifications

• Model: 620-0088

• Manufacturer: Honeywell

• Type: Parallel Link Driver Module

• Installation: Slot N of Logic Manager Processor

• Connector Type: D-type (front)

• Keyswitch: Located on cover plate

Functional Description

• I/O Control: Manages communication between processor and I/O card files

• Connection: Supports daisy-chaining of I/O modules

• System Role: Required for system control, even with serial I/O

Configuration Features

• DIP Switches: 2 (SW1, SW2)

• Functions: Enable/disable Forcing, Data Change, Online Programming, Scan Loss

• Output Behavior: Clear or freeze in Program mode or Scan Loss

• Scan Loss Timeout: User adjustable

• Switch Access: Front top edge, adjustable without removing cover

• Switch Setting: Closed/On when pressed toward circuit board

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