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NT935 ETH

PAGE

1) SAFETY REQUIREMENTS

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2) ACCESSORIES

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3) TECHNICAL SPECIFICATIONS

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4) FRONT PANEL

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DISPLAY

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OPERATING PROGRAM CONTROL

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NOTES ON SCAN AND MAN FUNCTIONS

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LED TEST

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ALARM RELAY TEST

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ALARM RELAY SILENCING

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5) MOUNTING

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6) ELECTRICAL CONNECTIONS

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NT935 ETH BACK

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POWER SUPPLY

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ALARMS AND VENTILATION

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FAULT AND RESET MESSAGE SEQUENCE

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7) PROGRAMMING

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NT935 ETH

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PROGRAMMING NOTES

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TEMPERATURE SENSORS

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MEASUREMENT SIGNAL TRANSFER

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TEMPERATURE SENSOR DIAGNOSTICS

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VOTING FUNCTION

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PROGRAMMED DATA DIAGNOSTICS

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TEMPERATURE DIAGNOSTICS

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COOLING FAN CONTROL

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FAN TEST

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INTELLIFAN FUNCTION

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CONTENTS

INTRODUCTION

First of all we wish to thank you for choosing to use a

TECSYSTEM

product and recommend you read this instruction

manual carefully: You will understand the use of the equipment and therefore be able to take advantage of all its
functions.

ATTENTION! THIS MANUAL IS VALID AND COMPLETE FOR THE NT935 ETH CONTROL UNIT

Содержание 1CN0134

Страница 1: ...with ISO9001 certified quality system http www tecsystem it R 1 5 06 09 17 Translations of the original instructions TECSYSTEM S r l 20094 Corsico MI Tel 39 024581861 Fax 39 0248600783 NT935 ETH INST...

Страница 2: ...35 ETH PROGRAMMING NOTES 14 TEMPERATURE SENSORS 15 MEASUREMENT SIGNAL TRANSFER TEMPERATURE SENSOR DIAGNOSTICS 16 VOTING FUNCTION PROGRAMMED DATA DIAGNOSTICS TEMPERATURE DIAGNOSTICS COOLING FAN CONTROL...

Страница 3: ...19 ERROR CODES UNACCEPTABLE DATA ILLEGAL DATA 20 MODBUS MAPPING TABLE 9 FAIL SAFE FUNCTION 25 10 ETHERNET MODULE PARAMETER PROGRAMMING 26 ETH0 CONNECTIONS TELNET ENABLING 27 TELNET SCREEN IP PARAMETER...

Страница 4: ...during storms If any liquid penetrates the control unit disconnect immediately and contact technical service CLEANING Disconnect the power cable before cleaning the control unit using a dry cloth wit...

Страница 5: ...ws tightening torque 0 5Nm 1 relay terminal 12 poles pitch 5 Code 2PL0361 Screws tightening torque 0 5Nm 1 Pt100 sensors terminal 12 poles pitch 3 81 Code 2PL0420 Screws tightening torque 0 25Nm ACCES...

Страница 6: ...FAULT relay SPST Output relays with 10A 250Vac res COS 1 contacts 2 ventilation management relays SPST FAN 1 AND FAN 2 Ethernet output 10Base T 100Base TX Modbus TCP slave DIMENSIONS 100x100 mm din437...

Страница 7: ...N2 Temperature control from 0 C to 240 C 2 alarm thresholds for channels 1 2 3 2 alarm thresholds for channel 4 2 ON OFF thresholds for FAN 1 and FAN 2 Sensor diagnostics Fcc Foc Fcd Data memory diagn...

Страница 8: ...LED 5 FAULT red LED 16 3 digit channel display 6 FAN 1 yellow LED 17 T max mode selection red LED 7 FAN 2 yellow LED 18 Man mode selection yellow LED 8 Display mode selection key 19 Auto mode selecti...

Страница 9: ...the measurement circuit The temperature values displayed might be incorrect Return the control unit to TECSYSTEM for repairs 4 Pt Err This message appears when it is detected that one or more PT100 s...

Страница 10: ...lied 1 Control unit 2 Panel hole dimensions 0 8mm tolerance 3 Identification label 1 Control unit 3 Fixing screw 2 Fixing block 4 Cross head screwdriver 1X100mm MOUNTING 1 1MN0007 REV 0 2 3 1 2 3 4 1M...

Страница 11: ...ts COS 1 STOP SYSTEM ALARM CONDITION AUDIO AND VISUAL INDICATION Pt100 CONNECTION EXAMPLE Note before connecting the sensors to the control unit read the Measurement signal transfer paragraph on page...

Страница 12: ...t does not monitor the temperature and the relays are all blocked The fault contact switches and the fault LED flashes Vis programming display PRG Programming Relay test The ALARM and TRIP relays swit...

Страница 13: ...INT If you select INT read the function notes on page 17 8 CH4 is displayed CH4 enabling 9 Set YES or NO with YES CH4 is enabled with NO CH4 is disabled 10 The ALARM threshold for CH4 is displayed the...

Страница 14: ...ES or NO Default YES 36 END is displayed End of programming 37 Press ENT to save the set data and exit programming Err incorrect programming of the LED values note 6 38 Return to step 1 PROGRAMMING NO...

Страница 15: ...n a straight line without any winding 7 Any caps used to butt conductors must be crimped properly to avoid false contacts NOTE to install the sensors and signal transferring cable correctly read the S...

Страница 16: ...unit compares the temperature values recorded on the monitored CH1 CH2 CH3 channels and enables the switching of the TRIP contact only if the TRIP threshold has been exceeded on at least two channels...

Страница 17: ...their control apparatus periodically By setting NO this function is inhibited To enable the HFN function read the programming section on pages 13 14 INTELLIFAN FUNCTION What it is used for The Intell...

Страница 18: ...those in the paragraph regarding the remote programming notes The ETH module is always in slave mode The NT935 ETH control unit is in communication with the network only when it is in temperature read...

Страница 19: ...n and the data packet is refused in full The code of the first wrong datum can be requested reading the Datum error received register NB this code is lost during RESET switching on or data writing in...

Страница 20: ...ramming errors because they are wrong settings in this case the error code is ILLEGAL_DATA This information is accessible to ModBus reading the register 7 NO ERROR CH_1 Trip Alarm CH_4 Trip Alarm FAN_...

Страница 21: ...el for 4 20 mA 0 hot 1 4 ch1 4 5 scan RW Only for AD version 17 00 Address Modbus address 1 255 R 18 00 Bdr Modbus baud rate 0 2400 1 4800 2 9600 3 19200 4 38400 R 19 00 Parity Modbus parity bit 0 N 1...

Страница 22: ...h2 temper alarm set point 1 C 240 C 1 C 200 C As AL R 32 2 compl sign 2 compl Ch2 temper trip set point 1 C 240 C 1 C 200 C As TRP R 33 2 compl sign 2 compl Ch3 temper 10 C 240 C 48 C 200 C R 34 2 com...

Страница 23: ...h1 Setting See Note CHx RW 58 00 Ch2 Setting See Note CHx RW 59 00 Ch3 Setting See Note CHx RW 60 00 Ch4 Setting See Note CHx RW 61 00 00 R 62 00 00 R 63 00 00 R 64 00 00 R 48 00 00 R 49 00 00 R 50 00...

Страница 24: ...00 R 70 00 00 R 71 00 00 R 72 00 00 R INFO various causes READ BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 RESET R has taken place COMMANDS WRITE BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0 R...

Страница 25: ...ature Setting YES Fail Safe normally closed contacts are in positions 5 7 Alarm and 8 10 Trip they switch only when limits are reached preset temperature FAULT Setting YES Fail safe the contact 11 12...

Страница 26: ...net program to set the Ethernet IP parameters 1 START menu Windows If already enabled the program appears 2 Start the search with the Telnet program Press ENTER to launch the program Entering telnet i...

Страница 27: ...restart the PC if required 9 START menu Windows 10 Search for the Telnet program 15 Enter 192 168 10 120 9999 16 Press ENTER 12 TELNET SCREEN 11 Press ENTER to launch the program 13 Enter OPEN 14 Pre...

Страница 28: ...e modified by the operator 2 Communication parameters between the ETH0 port and the control unit 3 Communication configuration between the ETH0 port and the control unit 4 Communication advanced setti...

Страница 29: ...p 2 Enter the desired new Gateway IP address press ENTER if you wish to keep the set address press ENTER 4 times At the end of the operation the system will ask if you wish to modify Netmask Enter Y t...

Страница 30: ...me retardant PVC sheath 9 External diameter 12mm 10 Standard conformation in 100m coils To check the programmed parameters or repeat programming follow the TELNET SCREEN from step 12 to step 19 page 2...

Страница 31: ...nt signal transfer on page 15 Identification of a sensor fault or faulty connection In case of a faulty connection or sensor fault a quick positive or negative variation in temperature might occur lea...

Страница 32: ...rd levels Just one channel has caused the trip Check the temperatures recorded in T MAX check the instructions given in the paragraphs measurement signal transfer and temperature sensor diagnostics on...

Страница 33: ...ASS OF THE EQUIPMENT 0 45 Kg INPUT SUPPLY 100 240 Vac Vdc 10 50 60 Hz 7 5VA max PROTECTION External switch or circuit breaker OUTPUTS RELAYS 5 relay output 10A 250Vac res COS 1 PORT Ethernet Suitable...

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