Honeywell MC-PDOX02 51304487-150 Digital Output Module

Product Overview

The Honeywell MC-PDOX02 51304487-150 drives digital output signals to field actuators and control elements. This module provides 16 discrete output channels with 24 VDC nominal operating voltage. It controls devices like solenoid valves, contactors, and alarm annunciators reliably. The unit integrates seamlessly into Honeywell Series C and TDC 3000 systems.

Technical Specifications

Parameter	Specification
Model Number	MC-PDOX02 51304487-150
Product Type	Digital Output Module
Number of Outputs	16 discrete channels
Nominal Voltage	24 VDC
Output Voltage Range	20–30 VDC
Maximum Load Current	0.5 A per channel
Total Current Capacity	8 A continuous
Output Type	Sourcing (PNP)
Protection	Short-circuit and overcurrent
Power Dissipation	5.0 W typical
Operating Temperature	0°C to 60°C
Storage Temperature	–40°C to 85°C
Humidity Tolerance	5% to 95% RH non-condensing

Physical Dimensions and Mounting

This module measures 125 mm in height, 45 mm in width, and 160 mm in depth. The unit weighs approximately 0.42 kg. It mounts directly onto a standard DIN rail inside the Series C cabinet. The front panel includes 16 LED indicators for output status monitoring. These LEDs show active channels and fault conditions clearly.

Electrical Interface and Field Wiring

A 50-pin D-sub connector provides the primary interface for all field wiring. Each output channel uses a sourcing configuration for 24 VDC loads. The module includes built-in short-circuit protection on every channel. It also provides overcurrent protection that limits current during faults. Field devices like solenoid valves, motor starters, and indicator lamps connect to these terminals. The module includes internal flyback diodes for inductive load suppression.

Performance and Output Characteristics

The MC-PDOX02 51304487-150 delivers 0.5 A per channel with an 8 A total current capacity. It switches outputs with fast response times for precise control actions. The module includes output state feedback for verifying commanded states. This feedback confirms that outputs match the control system’s requests. Furthermore, the module performs automatic diagnostics for open-load conditions. It reports any output faults to the main controller immediately.

Installation and System Integration

You can install this module in any available I/O slot within the Series C chassis. The backplane automatically handles address assignment and power distribution. Always verify that the load current stays within the per-channel rating. For high-current loads, use external interposing relays for switching. Connect the field wiring according to the termination diagram provided. Test each output channel before connecting critical field devices.

Environmental Compliance and Certification

This module carries CE marking and UL recognition for industrial applications. It also complies with RoHS and WEEE environmental directives. The conformal coating protects the PCB against moisture and dust ingress. This coating extends operational life in demanding plant environments.