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06.97

TEMPERATURE CONTROLLER

FOR HEATSEAL BANDS

TO SEAL PLASTIC FILMS

Easy mounting into the control panel
Temperature indicator in°C
analog ( RES-220 ) or
digital with HOLD feature ( RES-221 )
Comprehensive monitoring with "Alarm Signal"
Easy Installation and Operation
Perfect for Large Variety of Application

TABLE OF CONTENTS

APPLICATION AND SHORT DESCRIPTION

PRINCIPLES OF OPERATION

FUNCTIONS

WIRING DIAGRAM

3.1

Measuring or Regulating Mode

3.2

Zero Calibration

3.3

Start Signal

3.4

Alarm Function

3.5Reset

OPERATING INSTRUCTIONS

HEATSEAL ELEMENTS

OPERATING MODES

PHYSICAL DIMENSIONS

TECHNICAL SPECIFICATION

10.

OPTION with DIGITAL DISPLAY (RES-221)

11.

GENERAL INSTALLATION TIPS

7.1

Constant Heat

7.2

Impulse Sealing Timing

RES-220

RESISTRON

RES-221

Option:

(digital display)

Features

INDUSTRIE

ELEKTRONIK

Industrie - Elektronik GmbH . Gansäcker 21 . D-74321 Bietigheim-Bissingen
Telefon: 07142 - 7776 - 0 . FAX: 07142 - 7776 -19

E-Mail: [email protected]

Internet: www.ropex.de

Содержание Resistron RES-220

Страница 1: ...4 WIRING DIAGRAM 3 1 Measuring or Regulating Mode 3 2 Zero Calibration 3 3 Start Signal 3 4 Alarm Function 3 5 Reset 5 OPERATING INSTRUCTIONS 6 HEATSEAL ELEMENTS 7 OPERATING MODES 8 PHYSICAL DIMENSIONS 9 TECHNICAL SPECIFICATION 10 OPTION with DIGITAL DISPLAY RES 221 11 GENERAL INSTALLATION TIPS 7 1 Constant Heat 7 2 Impulse Sealing Timing RES 220 RES 220 RESISTRON RESISTRON RES 221 RES 221 Option ...

Страница 2: ...l seal machines bag filling and closing machines wrapping machines bag making machines etc The electronic components are mounted in a compact housing to be installed into the control panel 72x144mm The front of the controller displays all of the operating and output functions Wiring is kept to a bare minimum The front panel is protected by means of a clear plastic latchable cover Comprehensive sel...

Страница 3: ...e applied voltage This information is fed back to the controller as the process variable PV It is also supplied for display on the temperature meter After comparing this information with the set point SP the controller adjusts the voltage output to the heating element so that it will always maintain the desired temperature resistance Voltage control is accomplished by phase angle control of the pr...

Страница 4: ...onism with the calibration pulse When the is activated the controller goes measuring mode NO START signal 3 FUNCTIONS 3 1 Measuring or Regulating Mode into the increasing the temperature of the heatseal element to the desired set point as rapidly as possible using the maximum available power P U R regulating mode max 2 2 Concurrently the measuring rate increases by 10 times to 50 times sec at 50Hz...

Страница 5: ...eats up the heatseal element to the preset temperature and will maintain this precise temperature as long as the START signal is on When the START signal is turned off the controller reverts to the measuring mode and the heatseal element will cool down The cooling can be observed at the analog meter The START signal can be given in three different ways The controller has feature which will prevent...

Страница 6: ...RM 4 will turn red and activate the alarm relay when a Heatseal element breaks or any discontinuity in the secondary circuit occurs b When one of the heatseal element breaks when two are connected in parallel c A short circuit occurs at the heatseal element d Any discontinuity occurs in the monitoring wiring for voltage U or I e Heatseal element overheats by 20 over the maximum temperature hotter ...

Страница 7: ... 3 3 4 4 5 5 ON ON 1 2 3 4 5 Switch No 20 60 3 10 8 30 50 80 U2 V 12 13 14 15 U U1 2 PRIM SEK NETZ SCHWEISSTRAFO LINE V Hz 50 60 Example With a secondary voltage of 42V and a start up current of 120A I max U R the DIP switch 3 and 5 must be on 2 2 HL 3 15 1 13 5 4 6 7 2 Dip Switches to select U range 2 Potentiometer to select Seal Temperature 10 turn Pot Temperature Indicator C Z point 20 C Jumper...

Страница 8: ...e controller is now ready for operation When turning on the controller follow the correct sequence FIRST Power the START signal both togheter or in reverse sequence However the temperature may be pre set befor starting the controller NOTE THEN NEVER 6 HEATSEAL ELEMENTS Change of Heatseal Elements 6 1 The heatsealing element is an important component of the control system since it is simultaneously...

Страница 9: ...are better Since the impulse heat sealing is a thermodynamic reversible procedure and is often influenced by time restraints it is very important that the relevant parameters temperature time and pressure are very carefully synchronized The following diagram shows an example of the timely setting of temperature and jaw movement with jaws closed The START signal is turned on for the duration of the...

Страница 10: ...erature rises to the set point while jaws are closing Preferably the set temperature is reached befor jaws totally close Power output is controlled Temperature remains at set point Jaws become completely closed Sealing time is necessary to achieve a good seal Power output is controlled Jaws are closed Heat is being transferred into the material being sealed Cooling time is needed to achieve a stro...

Страница 11: ...Snap on base for DIN rail 35 x 7 5mm or 35 x 15mm DIN EN 50022 OUTLINE DIMENSIONS CLEAR COVER 10 PHYSICAL DIMENSIONS 147 75 60Hz 50Hz 130 43 32 30 136 147 FRONT PANEL JUMPER 50 60Hz 20mm TYPE RES XXX 0 45mm TYPE RES XXX 1 CLEAR COVER RUBBER SEAL MOUNTING CLAMP TERMINAL BLOCKS 138 x 68 1 0 0 0 0 7 DIP SWITCH to select U2 PANEL CUTOUT CURRENT TRANSFORMER ...

Страница 12: ...ontact open ON Contact closed typ 0 13mA Potential free contact max 50V 0 2A Contact closed when Alarm signal on Every tenth cycle of line voltage in the calibration mode 200msec at 50Hz 166msec at 60Hz Every voltage cycle in controlling mode 20msec at 50Hz 16 6msec at 60Hz Calibrated for Heatseal Bands with T 10 10 K K x 4 1 Operating Mode Constant heat Impulse with 20 Duty cycle TYPE RES 22X 0 S...

Страница 13: ... Frequency 50Hz easy switch over to 60Hz with jumper Max Primary Current X 0 X 1 see Technical Specifications Model of Controller Supply HOW TO ORDER Temperature Range X 3 0 300 C X 5 0 500 C Temperature Display X 0 Analog X 1 Digital RES 22X X X 230V 50 60 Hz Controller with clear front panel rubber seal and mounting clamps Current Transformer ...

Страница 14: ...front panel two display modes can be chosen the temperature is continuously shown as it is This mode is preferred when the controller operates in the Constant Heat mode It is also used when performing the calibration or HOLD mode to capture the fast changing peak temperatures during the impulse sealing When using PEAK mode the display responds as follows REAL PEAK This mode of display facilitates ...

Страница 15: ...perature coefficient No additional resistances in the secondary circuit Observe the number of passes twisted No push on connectors Current measuring wires I R Correct dimensions of transformer secondary voltage power duty cycle Controller Set DIP Switch into correct position Set jumper for line frequency into proper position Voltage measuring wire U connected directly to the ends of heatseal eleme...

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