Chromalox 1601 User Manual

1601
Temperature Controller
Issue date r USER'S MANUAL
March 2000 0037 - 75236
1601-0-0C.p65 5/2/00, 1:45 PM1

Chromalox 1601 Specifications

General

Control Mode	ON/OFF
Output	Relay
Display	LED
Input Voltage	120/240 VAC
Output Voltage	120/240 VAC
Input Type	Thermocouple, RTD
Sensor Type	J, K, RTD

Summary

Model Identification

Mounting Requirements

Connection Diagrams: Measuring Inputs

Connection Diagrams: Relay Outputs

Connection Diagrams: Output Load Handling

General Operation and Configuration Mode

Configuration Mode Setup

Initial setup and hardware settings for the controller.

Configuration Parameters

Configuration Parameters Overview

Lists and explains parameters for setting up controller functions.

Advanced Configuration

Advanced Parameter Details (P10-P13)

Covers parameters like Soft Start, security, and rate of rise.

Operator Mode

Operator Pushbutton Functions

SMART Algorithm Operation

Explains the automatic tuning feature and its control actions.

Output Power Off Function

Direct Set Point Modification

Method for changing the set point without using the FUNC button.

Operator Parameters List

Parameter Descriptions (SP, n.rS, nnn, AL)

Details core operator parameters like set point, alarm reset, security, and alarm set point.

Error Messages and Indications

Overrange, Underrange, Burn-Out Indications

Explains indications for input signal errors and their effects.

Error List and Troubleshooting

Calibration Procedures

Calibration Procedure Overview

Thermocouple Input Calibration

Cold Junction Calibration

TC Input Check

RTD Input Calibration

RTD Input Check

Control Actions and Outputs

Control Actions and Output Specifications

Default Parameters Loading

Loading Default Operator Parameters

Procedure to restore default operator settings.

Loading Default Configuration Parameters

Procedure to restore default configuration settings.