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gefran 400 User Manual

gefran 400
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81503D_MHW_400-401_12-2010_ENG
400 / 401
SINGLE DISPLAY TEMPERATURE CONTROLLER WITH UNIVERSAL INPUT
Software Version 3.0x
Code 81503D / Edition 06 - 12/2010 ENG
INSTALLATION AND
OPERATION MANUAL
GENERAL INDEX
Page
Graphic symbols used 2
1 Preliminary instructions 2
General description 2
Electrical interface 2
Preliminary warnings 3
2 Installation and connection 4
Electrical power supply 4
Notes concerning electrical safety and
Electromagnetic compatibility 4
Advice for correct installation
for EMC 5
Instrument power supply 5
Inputs and outputs connection 5
Dimensions and cut-out 6
Installation with panel mounting 6
Warnings and instructions for
mounting to the panel 6
Nominal ambient conditions 6
Electrical connections 7
3 Functions 8
4 Standard configuration menu 9
5 Configuration and programming 10
6 Alarms 13
7 Control actions 13
8 Tecnica di Tune Manuale 14
9 Software ON/OFF switching function 14
10 Auto-tuning 14
11 Self-tuning 15
12 Controls 15
13 Technical specifications 16
14 Accessories 17
The contents of each section are summarized
immediately following the section heading

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gefran 400 Specifications

General IconGeneral
Output TypeRelay, SSR, Analog
Control TypePID
Input TypeThermocouple, RTD
Power Supply24V AC/DC
CommunicationRS485 Modbus
Dimensions48x48 (1/16 DIN)

Summary

Preliminary Instructions

Graphic Symbols Used

Explains the meaning of various graphical symbols used in the manual.

General Description

Provides an overview of the controller's features, input/output capabilities, and user interface.

Electrical Interface

Details the connection terminals for power supply, inputs, and outputs on the instrument's back.

Preliminary Warnings

Lists important warnings and checks to perform before installation and use.

Installation and Connection

Electrical Power Supply

Instructions for connecting the instrument's power supply, including safety requirements.

Electrical Safety and Electromagnetic Compatibility (EMC)

Covers safety standards, EMC compliance, and general guidelines for safe installation.

CE Marking

States conformity with European directives for EMC and safety standards.

Advice for Correct Installation for EMC

Specific recommendations for ensuring electromagnetic compatibility during installation.

Instrument Power Supply

Guidelines for powering the instrument from switchboards and ensuring separate lines.

Inputs and Outputs Connection

Details on connecting analogue inputs, outputs, and relay outputs, including cable recommendations.

Dimensions and Cut-out

Installation with Panel Mounting

Describes the physical process of fitting the instrument into a control panel.

Warnings and Instructions for Panel Mounting

Safety and installation guidelines specific to mounting the controller in a panel.

Nominal Ambient Conditions

Specifies acceptable environmental conditions like temperature and humidity for operation.

Electrical Connections

Current Transformer Outputs/Inputs

Details on wiring for current transformer inputs/outputs, including specific terminals.

Inputs

Describes connections for DC current, DC voltage, and linear inputs, including sensor types.

Power Supply

Explains the wiring for the main power supply, standard and optional.

Functions

Operator Interface

Explains the functions of the display, LEDs, and buttons on the controller's front panel.

Standard Configuration Menu

CFG - Settings Parameters

Outlines the parameters related to control settings, tuning, and softstart.

InP - Input Settings

Details parameters for configuring sensor types, input scales, and control types.

Out - Output Settings

Describes parameters for assigning functions to outputs, including alarms and logic.

Programming and Configuration

Level 1 Display Navigation

Explains how to navigate through the controller's menu levels and access parameters.

Configuration Parameter Groups

Introduces the main parameter groups (CFG, InP, Out, Prot) and their roles.

Protection Code Configuration

Details how to set up a password to restrict parameter access and modifications.

Input Settings (InP)

Type of Control Configuration

Specifies parameters for selecting control types (P, PI, PID, ON/OFF) and their modes.

Input Probe and Scale Selection

Covers selecting sensor types (TC, RTD, PTC) and configuring input scales and formats.

Sensor Input Type Details

Provides specific details for various sensor types like TC, RTD, PTC, Voltage, Current, and CT.

Output Settings (Out)

Alarm Configuration Options

Explains how to assign and configure up to six alarms (absolute, relative, LBA, HB).

HB Alarm Function Details

Details the operation and configuration of the HB alarm, often related to current transformer input.

HB Alarm Function Operation

HB Alarm Operation Modes

Explains the HB alarm logic for load current variations, including ON/OFF times and conditions.

Alarms

Absolute and Symmetrical Alarm Types

Illustrates normal and symmetrical absolute alarms with hysteresis and time delays.

Deviation Alarm Types

Illustrates deviation alarms, including symmetrical ones, with hysteresis and logic.

Manual Tuning

Manual Tuning Procedure

Step-by-step guide to manually calculate and set PID parameters for optimal control.

Software ON/OFF Switching Function

Unit Power ON/OFF Operation

Instructions on how to deactivate and reactivate the controller unit using specific key combinations.

Auto-Tuning

Auto-Tuning Functionality

Explains how the auto-tuning feature automatically seeks optimal PID parameters for process control.

Self-Tuning

Self-Tuning Activation and Process

Details the procedure for activating self-tuning at power-on to calculate PID parameters.

Controls

Proportional Control Action

Explains the concept of proportional control and its effect on output and system response.

Technical Specifications

Display, Keys, and Accuracy

Lists specifications for the controller's display, input keys, and measurement accuracy.

Input and Sensor Specifications

Details input types (TC, RTD, PTC), scale ranges, and related resistances.

Safety, EMC, and Control Actions

Covers safety requirements, EMC standards, and available control actions (Pid, Autotune, On-off).

Power Supply and Environmental Conditions

Specifies power supply requirements, operating temperatures, humidity, and installation constraints.

Accessories

Current Transformers

Describes available current transformers for measuring current and their specifications.

RS232 / TTL Interface Cable

Information on the interface cable for PC configuration and the included software.

401 Appendix

Relay Output (OUT3) Profile

Describes the functionality and specifications of the relay output board for OUT3.

Relay Output Technical Data

Provides technical details for the relay output, including current ratings and protection.

Logic Output (OUT3) Profile

Describes the functionality and specifications of the logic output board for OUT3.

Logic Output Technical Data

Provides technical details for the logic output, including voltage and current limitations.

CT Input (OUT3) Profile

Describes the functionality and specifications of the current transformer input board for OUT3.

CT Input Technical Data

Provides technical details for the CT input, including accuracy and resistance.

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