Owner manual

Watlow EZ-ZONE

PM Integrated Controller • 5 • Chapter 1 Overview

Heat-Cool Operation

• Provides application flexibility with accurate temperature and process control

Optional Features and Benefits

High-amperage Power Control Output

• Drives 15 amp resistive loads directly

• Reduces component count

• Saves panel space and simplifies wiring

• Reduces the cost of ownership

Integrated PID and Limit Controller

• Reduces wiring time and termination complexity compared to connecting discrete products

• Decreases required panel space

• Lowers installation costs

• Increases user ad equipment safety for over/under temperature conditions

Current Monitoring

• Detects heater current flow and provides alarm indication of a failed output device or heater load

Serial Communications Capabilities

• Provides a wide range of protocol choices including Modbus

RTU, EtherNet/IP

, PCCC (Programmable

Controller Communications Commands),

DeviceNet

, Modbus

TCP, and Profibus DP

• Supports network connectivity to a PC or PLC

Dual Channel Controller

• For selected models provides two PID controllers in one space saving package

Enhanced Control Capabilities

• Easily handle complex process problems such as cascade, ratio, differential, square-root, motorized valve

control without slidewire feedback, wet-bulb/dry-bulb and compressor control

Full-featured Alarms

• Improves operator recognition of system faults

• Control of auxiliary devices

Ten Point Linearization Curve

• Improves sensor accuracy

Remote Set Point Operation

• Supports efficient set point manipulation via a master control or PLC

Retransmit Output

• Supports industry needs for product process recording

Profile Capability

• Preprogrammed process control

• Ramp and soak programming with four files and 40 total steps