Newport 325 User Manual

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Newport 325 Specifications

General

Temperature Stability	±0.1°C
Input Types	Thermocouple
Output Types	Relay
Control Modes	PID, On/Off
Power	100-240 VAC
Control Resolution	0.1°C
Display Resolution	0.1°C
Communication Interface	RS232, RS485

Summary

Warranty

Limitation of Warranty

Details exclusions and limitations of the product warranty.

Section 1 General Information

1.1 Introduction

Provides an overview of the Model 300 Series controllers and their capabilities.

1.2 Specifications

Lists detailed technical specifications for Model 325 and 350 controllers.

1.3 Accessories

Lists available accessories for the Model 300 Series with part numbers.

Section 2 System Operation

2.1 Introduction

Introduces the use of Model 300 Series controllers with TE modules.

2.2 Front Panel

Describes the layout and functions of the front panel controls including power, display, modes, and knob.

2.3 Rear Panel

Details the rear panel connectors, switches, and interface options.

Section 3 Principles of Operation

3.1 Introduction

Introduces factors for optimizing operation with sensors and TE modules.

3.2 Thermistors

Explains the use of thermistors for temperature sensing and their resistance characteristics.

3.3 Working With IC Sensors

Discusses using AD590 and LM335 IC sensors for temperature measurement.

3.4 Using Thermo-Electric Modules

Explains the function of Peltier effect TE modules for heating/cooling.

3.5 Mounting Considerations

Discusses physical arrangement for optimum cooling and temperature stability.

3.6 Model 300 Series Setup

Covers general setup, operating checklist, and rack mounting for the controller.

Section 4 Factory Service

4.1 Introduction

Provides information regarding factory service and calibration of the controller.

4.2 Obtaining Service

Details required information and process for obtaining factory service.