Misuse of this equipment can result in property damage or human injury.
Because controlled system applications vary widely, you should satisfy yourself
as to the acceptability of this equipment for your intended purpose.
In no event will Toshiba Corporation be responsible or liable for either indirect
or consequential damage or injury that may result from the use of this equipment.
No patent liability is assumed by Toshiba Corporation with respect to use of
information, illustrations, circuits, equipment or examples of application in this
publication.
Toshiba Corporation reserves the right to make changes and improvements to this
publication and/or related products at any time without notice. No obligation shall be
incurred other than as noted in this publication.
This publication is copyrighted and contains proprietary material. No part of this book
may be reproduced, stored in a retrieval system, or transmitted, in any form or by any
means electrical, mechanical, photocopying, recording, or otherwise without
obtaining prior written permission from Toshiba Corporation.
PROSEC and TOSLINE are registered trademarks of TOSHIBA Corporation.
IBM and Windows are registered trademarks of International Business Machines Corporation.
MS-DOS and Windows are registered trademarks of Microsoft Corporation.
Ethernet is a registered trademark of Xerox Corporation.
DeviceNet is a trademark of the Open DeviceNet Vender Association, Inc.
Publication number: UM-TS02N∗∗-E001
1st edition December 1997
-
i
-
Introduction
CE Marking
The Programmable Controller PROSEC T2N (hereafter called T2N) complies with the
requirements of the EMC Directive 89/336/EEC and the Low Voltage Directive 72/23/EEC under
the condition of use according to the instructions described in this manual.
The contents of the conformity are shown below.
Application of :EMC - 89/336/EEC(as amended by 91/263/EEC and 92/31/EEC)
Council Directive:LVD - 72/23/EEC
Manufacture’s Name:TOSHIBA CORPORATION, FUCHU WORKS
Manufacture’s address :1, TOSHIBA-CHO,
FUCHU-SHI, TOKYO 183,
JAPAN
declares, that the product
Product Name:Programmable Controller , T2N Series
Model Number:TPU215N*S,TPU235N*S,TPU245N*S,TBU228N*S
Product Options:All
conforms to the following Product Specifications:
EMC: Radiated InterferenceEN55011 Class A Group 1
Mains InterferenceEN55011 Class A Group 1
Radiated SusceptibilityENV50140
Conducted RFI SusceptibilityENV50141, IEC1000-4-6
Electrostatic DischargeIEC1000-4-2
Electrical Fast TransientIEC1000-4-4
This manual is prepared for users of Toshiba’s Programmable Controller T2N.
Read this manual thoroughly before using the T2N. Also, keep this manual and related manuals so
that you can read them anytime while the T2N is in operation.
General Information
1. The T2N has been designed and manufactured for use in an industrial environment.
However, the T2N is not intended to be used for systems which may endanger human
life. Consult Toshiba if you intend to use the T2N for a special application, such as
transportation machines, medical apparatus, aviation and space systems, nuclear
controls, submarine systems, etc.
2. The T2N has been manufactured under strict quality control. However, to keep safety of
overall automated system, fail-safe systems should be considered outside the T2N.
3. In installation, wiring, operation and maintenance of the T2N, it is assumed that the users
have general knowledge of industrial electric control systems.
If this product is handled or operated improperly, electrical shock, fire or damage to this
product could result.
4. This manual has been written for users who are familiar with Programmable Controllers
and industrial control equipment. Contact Toshiba if you have any questions about this
manual.
5. Sample programs and circuits described in this manual are provided for explaining the
operations and applications of the T2N. You should test completely if you use them as a
part of your application system.
Hazard Classifications
In this manual, the following two hazard classifications are used to explain the safety
precautions.
Even a precaution is classified as CAUTION, it may cause serious results depending on the
situation. Observe all the safety precautions described on this manual.
Indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury.
Indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury. It may also be used to alert
against unsafe practices.
-
iii
-
Safety Precautions
!
CAUTION
Installation:
1. Excess temperature, humidity, vibration, shocks, or dusty and corrosive gas
environment can cause electrical shock, fire or malfunction. Install and use the T2N
and related equipment in the environment described in this manual.
2. Improper installation directions or insufficient installation can cause fire or the units to
drop. Install the T2N and related equipment in accordance with the instructions
described in this manual.
3. Turn off power before installing or removing any units, modules, racks or terminal
blocks. Failure to do so can cause electrical shock or damage to the T2N and related
equipment.
Introduction
Safety Precautions
4. Entering wire scraps or other foreign debris into to the T2N and related equipment can
cause fire or malfunction. Pay attention to prevent entering them into the T2N and
related equipment during installation and wiring.
5. Turn off power immediately if the T2N or related equipment is emitting smoke or odor.
Operation under such situation can cause fire or electrical shock. Also unauthorized
repairing will cause fire or serious accidents. Do not attempt to repair. Contact Toshiba
for repairing.
6. The T2N must be installed in an enclosure. The user should consider to prevent
contact with careless touch to the live parts of this product in during operation or
maintenance.
7. The Protective ground terminal of the T2N must be connected to an external protective
earth.
8. The computer which is connected to the T2N must be connected to an external
protective earth properly.
9. The external cables, including for data transmission, which are prepared by the user
are outside of the scope of this document.
-
iv
-
Introduction
!
CAUTION
!
WARNING
!
CAUTION
Wiring:
1. Turn off power before wiring to minimize the risk of electrical shock.
2. Exposed conductive parts of wire can cause electrical shock. Use crimp-style terminals
with insulating sheath or insulating tape to cover the conductive parts. Also close the
terminal covers securely on the terminal blocks when wiring has been completed.
3. Operation without grounding may cause electrical shock or malfunction. Connect the
ground terminal on the T2N to the system ground.
4. Applying excess power voltage to the T2N can cause explosion or fire. Apply power of
the specified ratings described in the manual.
Safety Precautions
5. Improper wiring can cause fire, electrical shock or malfunction. Observe local
regulations on wiring and grounding.
Operation:
1. Configure emergency stop and safety interlocking circuits outside the T2N. Otherwise,
malfunction of the T2N can cause injury or serious accidents.
2. Operate the T2N and the related modules with closing the terminal covers. Keep hands
away from terminals while power on, to avoid the risk of electrical shock.
3. When you attempt to perform force outputs, RUN/HALT controls, etc. during operation,
carefully check for safety.
4. Turn on power to the T2N before turning on power to the loads. Failure to do so may
cause unexpected behavior of the loads.
5. Do not use any modules of the T2N for the purpose other than specified. This can
cause electrical shock or injury.
6. Do not modify the T2N and related equipment in hardware nor software. This can
cause fire, electrical shock or injury.
7. Configure the external circuit so that the external power required for output modules
and power to the loads are switched on/off simultaneously.
Also, turn off power to the loads before turning off power to the T2N.
-
v
-
Introduction
!
CAUTION
!
WARNING
!
CAUTION
Safety Precautions
Operation (continued):
8. Install fuses appropriate to the load current in the external circuits for the outputs.
Failure to do so can cause fire in case of load over-current.
9. Check for proper connections on wires, connectors and modules. Insufficient contact
can cause malfunction or damage to the T2N and related equipment.
Maintenance:
1. Do not charge, disassemble, dispose in a fire nor short-circuit the batteries. It can be
cause explosion or fire. Observe local regulations for disposal of them.
2. Turn off power before removing or replacing units, modules, terminal blocks or wires.
Failure to do so can cause electrical shock or damage to the T2N and related
equipment.
3. Replace a blown fuse with a specified one. Failure to do so can cause fire or damage
to the T2N.
4. Do not insert your finger into the rack’s ventilation hole during power on. This can
cause electrical shock.
5. Do not disassemble the T2N because there are hazardous voltage parts inside.
6. Perform daily checks, periodical checks and cleaning to maintain the system in normal
condition and to prevent unnecessary troubles.
7. Check by referring “Troubleshooting” section of this manual when operating
improperly. Contact Toshiba for repairing if the T2N or related equipment is failed.
Toshiba will not guarantee proper operation nor safety for unauthorized repairing.
8. The contact reliability of the output relays will reduce if the switching exceeds the
specified life. Replace the unit or module if exceeded.
9. Replace batteries in accordance with instructions described in the manual.
Failure to do so can cause system accidents.
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vi
-
Introduction
Markings used on the T2N and in this manual
Warning Mark on the T2N
This is the warning mark for dangerous location. It is attached to the equipment in
positions where there is a risk of electric shock and in positions where there is a risk
damage to the equipment through wrong wiring.
!
Take the following precautions where there is this mark.
(1) Keep hands away from terminals ,especially the input terminall of power supply while power on, to avoid
the risk of electrical shock.
(2) Turn off power before installing or removing modules, terminal blocks or wires.
(3) Applying excess power voltage to the T2N can cause explosion or fire. Apply power of the specified ratings
described in this manual.
Safety Label
The safety label as shown on the left is
attached to the power terminal of the T2N.
Remove the mount paper before wiring.
Peel off the label from the mount paper
and stick it near the power terminals
where it can be readily seen.
NOTE
This mark is printed in places in this manual which should always be read carefully.
Read them carefully.
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vii
-
About This Manual
NOTE
This manual has been prepared for first-time users of Toshiba’s Programmable Controller
T2N to enable a full understanding of the configuration of the equipment, and to enable the
user to obtain the maximum benefits of the equipment.
This manual introduces the T2N system configuration, and explains the specifications,
installation and wiring for T2N’s basic hardware. This manual provides the information for
designing T2N user program, such as T2N internal operation, memory configuration, I/O
allocation. Information for maintenance and troubleshooting are also provided in this
manual.
The specifications of the enhanced communication function, and how to use them, are
explained in separate manual. Read T2E/T2N User’s Manual-Enhanced communication
function. (UM-TS02E**-E003)
In addition, the T2N’s computer link function is also covered by separate manual. Read Tseries Computer Link Operation Manual for details.
Related Manuals
About This Manual
The following related manuals are available for T2N. Besides this manual, read the
following manuals for your better understanding.
T2N User’s Manual - Basic Hardware and Function - UM-TS02N**-E001
T2E/T2N User’s Manual - Enhanced communication function- UM-TS02E**-E003
Other than the listed above, some T2N elated manuals for special I/O modules
and data transmission modules are available. Contact Toshiba for more
information.
-6F3B0362
-
viii
-
About This Manual
Terminology
The following is a list of abbreviations and acronyms used in this manual.
µsmicrosecond
ASCIIAmerican Standard Code For Information Interchange
AWGAmerican Wire Gage
BCCBlock Check Code
CCWCounter-Clockwise
CPUCentral Processing Unit
CWClockwise
EEPROMElectrically Erasable Programmable Read Only Memory
Hhexadecimal (when it appears in front of an alphanumeric string)
I/OInput/Output
LEDLight Emitting Diode
LSBLeast Significant Bit
msmillisecond
MSBMost Significant Bit
PWMPulse Width Modulation
RAMRandom Access Memory
ROMRead Only Memory
VacAC voltage
VdcDC voltage
-
ix
-
Contents
Important Information
Introduction
About This Manual
PART 1 HARDWARE
1. SYSTEM CONFIGURATION
1.1 System Configuration....................................................................................................................................................................... 3
1.2 Power Supply Module...................................................................................................................................................................... 6
1.3 CPU Module............................................................................................................................................................................................ 8
1.4 Communication Port...................................................................................................................................................................... 13
1.8 Data Transmission Modules.................................................................................................................................................... 18
2.1 General Specifications................................................................................................................................................................. 21
4.2 Installing the Rack........................................................................................................................................................................... 60
4.3 Mounting the Modules.................................................................................................................................................................. 61
4.4 Connecting the Expansion Unit............................................................................................................................................. 61
4.7 Wiring the Power Supply............................................................................................................................................................ 65
4.9 Power up/down Sequence........................................................................................................................................................ 68
5.3 Spare Parts to Keep in Stock................................................................................................................................................. 73
6.2 Power Supply Check..................................................................................................................................................................... 78
6.3 CPU Check........................................................................................................................................................................................... 79
6.4 Program Check.................................................................................................................................................................................. 79
6.7 Faults Due to External Problems......................................................................................................................................... 82
6.8 List of Items for Self-Diagnostic check............................................................................................................................ 83
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xi
-
PART 2 FUNCTIONS
1. OVERVIEW
1.1 T2N System Configuration........................................................................................................................................................ 95
2.2 System Initialization........................................................................................................................................................................ 99
2.6 Programming Support Functions....................................................................................................................................... 112
Contents
3. USER PROGRAM RUNNING CONTROL
3.1 Program Classification............................................................................................................................................................... 115
3.3 Interrupt Program control.........................................................................................................................................................116
5.5 Execution State Monitoring....................................................................................................................................................125
5.6 Debug Support Function..........................................................................................................................................................127
5.7 System Diagnostics...................................................................................................................................................................... 129
-
xii
-
Contents
PART 3 USER PROGRAMS
1. OVERVIEW
1.1 Aim of Part 3...................................................................................................................................................................................... 135
1.2 User Memory Configuration................................................................................................................................................... 135
2.2 System Information.......................................................................................................................................................................139
2.3 User Program....................................................................................................................................................................................142
2.3.1 Main Program.................................................................................................................................................................143
3.2 Registers and Devices............................................................................................................................................................... 152
3.4 Index Modification.......................................................................................................................................................................... 183
4.2 Setting of Unit No..........................................................................................................................................................................191
4.3 Methods of Input/Output Allocation..................................................................................................................................192
4.4 Register and Module Correspondence.........................................................................................................................197
5.5 List of Instructions..........................................................................................................................................................................226
Networking & Communication PLC Easy to use high technology
There are three types of CPUs in the T2N.
PU215N : Standard type
PU235N : Standard type + built-in Ethernet
PU245N : Standard type + built-in Ethernet + built-in TOSLINE-S20LP
nNetworking
lEthernet connection
The T2N CPU modules (PU235N and PU245N) have built-in Ethernet interface
(10Base-T). Through the Ethernet, the T2N can communicate with higher level
controllers (computer, workstation, etc.) or other PLCs including T2N.
lTOSLINE-S20LP connection
The T2N CPU module (PU245N) has built-in TOSLINE-S20LP (Loop version)
in the CPU module. TOSLINE-S20LP is a high-reliability double-loop fiber optic network.
Features
lHigh speed industrial LAN
The T2N can be connected to Toshiba’s high speed industrial LANs (Local Area
Networks) TOSLINE-S20 and TOSLINE-F10. The TOSLINE series are suited for real
time control data linkage. Through these networks, the T2N can exchange data with
Toshiba’s various equipment, such as, DCS system, other T-series PLCs, Inverters, etc.
lDeviceNet support
A DeviceNet scanner module is available for the T2N. The DeviceNet scanner module
can read/write data to any other manufacturer’s OVDA certified devices (I/O blocks,
Inverters to include Toshiba’s G3, air manifold, sensors, etc.).
-
xiv
-
Features
nEnhanced communication
The T2N has RS-232C/RS485 serial communication port. Either interface can be selected.
Using this port, one of the following communication functions can be used.
lComputer link mode:Connection with higher level computer, MMI/SCADA system,
modem, etc.
lData link mode:Easy data linkage between two T2Ns or T2E .
lFree ASCII mode:Active communication between serial ASCII devices. (bar code
readers, etc.).
nProgrammer port function
The T2N’s RS-232C programmer port supports the T-series computer link protocol. This
results in easy connection to a higher level computer, an operator interface unit, a modem,
etc.
n High speed processing
The T2N excels at applications where high speed processing is required.
• 0.33µs/contact• 0.44µs/coil
• 1.2µs/16-bit transfer• 1.63µs/16-bit addition
n Advanced instruction set
The T2N offers 24 basic relay-ladder instructions and 192 function block instructions,
including the following.
• Arithmetic operation• Data manipulations • Trigonometric functions
• Averaging/filtering• ASCII↔Hex conversion • Floating-point math
n Two programming Languages
The T2N supports two programming languages: Ladder Diagram (LD) and Sequential
Function Chart (SFC). By selecting the appropriate language, or combination of the two,
program development time can be greatly reduced.
n Sufficient capacity
The T2N has 24K steps program memory and controls up to 2,048 I/O points.
-
xv
-
PART1
HARDWARE
1.1
(IBM compatible)
System Configuration
Peripherals
T-series Program
Development
System(T-PDS)*2
software
Handy Programmer
LCD Display etc.
Personal
Computer
HP911
1.System Configuration
Basic Unit
C
P
U
Power Supply
*1 Ethernet
*1 TOSLINE-S20LP
Expansion Cable
Expansion Unit
Power SupplyPower Supply
Expansion Unit
T
T
T
L
L
L
30
F
S
Power Supply
Personal
Computer
•Computer Link
•Serial I/F
•Data Link
(Dual T2E/T2Ns can be
communicated each other)
Up to a maximum of 3 expansion units can be connected.
Note *1: Ethernet which is built-in PU235N and PU245N
TOSLINE-S20LP which is built-in PU245N
*2: T-PDS (MS-DOS) software V2.06 or later is available for the T2N.
T-PDS (Windows) software V1.2 or later is available for the T2N.
• Up to a maximum of 3 expansion units can be connected.
• There is no limit on combinations of the types of the rack.
• When one BU228N and three BU268 are used ,a maximum of 32 I/O modules can be
controlled by the T2N CPU.
User’s manual 5
1.System Configuration
TOSHIBA
OUT
OUTNCNC
IN
1.2
Power Supply ModulePower supply modules are mounted on the left -end slots of all units. There are
two types according to the power voltage. Select one as required.
ModelPower VoltageOutput RatingWeight
TPS261**S100 - 240Vac
(+10%/-15%)
EX10*MPS31 24Vdc
(+20%/-15%)
Internal 5V power supply : 2.5A (max.)
External power supply : 24V,+10%/-10%
0.5A (max.)
(Internal + external total 15W or less)
Approx.
300g
Power LED
POWER
24Vdc
+
External 24Vdc
output terminals
-
RUN
Terminal block
Run signal output
terminals
eject levers
LG
FG
L
N
Line filter ground terminal
Frame ground terminal
Power supply
terminals
• External 24Vdc Output Terminals
These terminals can be used to supply 24Vdc power to external devices such as
sensors or relay output modules. 24Vdc(±10%)-0.5A(max.)
• Run Signal Output Terminals
When the T2N is in the operating mode(RUN), built-in contact is closed.
240Vac(+10%)/24Vdc(+20%)-2A(max.)
(Can also be used on expansion units)
• Power Supply Terminals
Connect to the power supply line. (See 4.7 Wiring the power supply).
• Line Filter Ground Terminal / Frame Ground Terminal
These are grounding terminals. (See 4.6 Grounding methods).
NOTE
1. The maximum rated output of the power supply module is 15W, this includes the
internal 5Vdc and external 24Vdc output combined. Configure the system, referring to
the Module Current Consumption Table on the next page, so that the following equation
is satisfied.
15W≥5V × Total 5V current (max. 2.5A) + 24V × external 24V current (max. 0.5V)
2. Do not connect the external 24V supply terminals to the other power supply systems,
and do not run the wiring over long distances.
3. This power supply module is dedicated power supply for the T2N and T2E/T2/EX100.
Do not use it by itself for other purposes.
6 PROSEC T2N
1.System Configuration
Module Current
Consumption Table
NameModelInternal 5VdcExternal 24VdcWeight
(approx.)
CPUPU215N800mA or less-300g
CPU(Ether)PU235N1500mA or less-400g
CPU(Ether+TOSLINE-S20LP)PU245N2000mA or less-400g
BU228N50mA or less-1600g
RackBU26850mA or less-1500g
BU26650mA or less-1400g
16-point DC/AC input(12-24V)DI3115mA or less-200g
32-point DC input(24V)DI3280mA or less-200g
64-point DC input(24V)DI235100mA or less-250g
16-point AC input(100-120V)IN5115mA or less-250g
16-point AC input(200-240V)IN6115mA or less-250g
12-point relay outputRO6150mA or lessDC24V, 140mA250g
8-point isolated relay outputRO6240mA or lessDC24V, 100mA250g
16-point transistor outputDO3160mA or lessDC5-24V, 35mA200g
32-point transistor outputDO32250mA or lessDC5-24V, 100mA200g
64-point transistor outputDO235250mA or less-250g
16-point transistor (PNP)DO233P60mA or less-200g
12-point triac outputAC61300mA or less-200g
4ch analog input (8bit)
(4-20mA/1-5V)
4ch analog input (12bit)
(4-20mA/1-5V)
4ch analog input (8bit)
(0-10V)
4ch analog input (12bit)
(±10V)
2ch analog output (8bit)
(4-20mA/1-5V/0-10V)
2ch analog output (12bit)
(4-20mA/1-5V)
2ch analog output (12bit)
(±10V)
1ch pulse inputPI2180mA or less-200g
Position controlMC11200mA or lessDC12/24V, 100mA250g
Serial InterfaceCF211550mA or less-200g
TOSLINE-30(wire)LK11250mA or less-200g
TOSLINE-30(optical)LK12200mA or less-200g
TOSLINE-S20(wire)SN221600mA or less-250g
TOSLINE-S20(optical)SN222A700mA or less-250g
TOSLINE-F10(Master Station)MS211600mA or less-250g
TOSLINE-F10(Remote Station)RS211600mA or less-250g
Devicenet scannerDN211500mA or less-200g
AI2150mA or lessDC12/24V, 50mA200g
AI2250mA or lessDC24V, 50mA200g
AI3150mA or lessDC12/24V, 50mA200g
AI3250mA or lessDC24V, 50mA200g
AO3170mA or lessDC24V, 90mA200g
AO22170mA or lessDC24V, 90mA200g
AO32170mA or lessDC24V, 90mA200g
NOTE
The external 24Vdc in the Table are not power supplies for input/output signals.
They are the power supplies required for module operation.
User’s manual 7
1.System Configuration
(SRUN. SONL, SACC)
1.3
CPU Module There are three types of CPU modules with functions as shown below.
TypeSpecification
PU215NRAM(battery back-up) + EEPROM, User program 23.5k step,
ladder, SFC, real time clock, enhanced communication function
PU235NPU215’s function + Ethernet
PU245NPU215’s function + Ethernet + TOSLINE-S20LP
Status display LED
(RUN, FauLT, BATtery)
Operation Mode Switch
(HALT, RUN, P-RUN)
Setting Switches of
Operation Mode
Programmer port connector
(RS232C)
Communication port connector
(RS232C/RS485)
Ethernet status display
(ERUN, ET/R, EACC)
TOSLINE-S20LP status
display
Station address switches
for TOSLINE-S20LP
Communication connectors
for TOSLINE-S20LP
Communication connectors
for Ethernet
8 PROSEC T2N
Status display LEDs : Show operation states of the T2N
RUN
(Green)
FAULT
(Red)
BAT
(Green)
Status display LEDs : Show operation states of the Ethernet/TOSLINE-S20LP
For details of operation mode, see Ethernet/TOSLINE-S20LP user’s manual.
These all LED’s color is green.
ERUNOperating state (Ethernet)
ET/RData transmission/receive state (Ethernet)
EACCT2N’s accessing state for Ethernet
SRUNOperating state (TOSLINE-S20LP)
SONLOnline state of TOSLINE-S20LP
SACCT2N’s accessing state for TOSLINE-S20LP
LitOperating state (RUN Mode)
BlinkHOLD Mode
OutStopped state (HALT Mode) or Error Mode
LitCPU abnormal
BlinkProgram abnormal
OutNormal
LitBattery normal
BlinkBattery getting abnormal
OutBattery abnormal or no battery
1.System Configuration
P/S
ROM
R/S
CM0
CM1
COM
• Setting Switches of Operation Mode
These switches are provided on the CPU front panel. They control the
following functions.
OFF
1
2
3
4
5
6
Programmer/S-LS Switch This switch can be changed anytime
ROM/RAM Switch CPU reads this status when power
RUN/Stand-by Switch
Selection Switch of optional
Communication function
Programmer Port
Parity
(1) Programmer/S-LS(selection) Switch
Setting
Position
SW.1
OFFT-PDST-PDS direct connection mode : Operate as the
ONS-LSS-LS connection mode : Operate as the tool for setting
Function CPU operation
(Communication support on Programmer port)
Programmer.
parameter for TL-S20LP.Or operate as the remote
programmer T-PDS via TL-S20LP.
is changed from OFF to ON or when
operation mode is changed to RUN.
CPU reads these switches status
only when power turns to ON.
NOTE
Programmer/S-LS (selection) switch is set to Programmer at the factory.
(2) ROM/RAM Switch
Setting
Position
SW.2
OFFROMStarts up after the content of the EEPROM has been
ONRAMStarts up on the content of the RAM.
Function
CPU operation
at power up and at the beginning of the RUN mode
transferred to the RAM.
(Transfer is not executed when P-RUN is selected.)
(No program transfer)
NOTE
The ROM/RAM switch is set to ROM at the factory.
User’s Manual 9
1.System Configuration
(3) RUN/Stand-by Switch
The RUN/Stand-by switch is set to RUN at the factory.
(4)(5)Selection Switch of optional Communication function
Setting PositionOperation
Setting
Position
SW.3
Function Operation
Mode
Switch
HALTHALTOFFAutomatic
RUN
RUNRUNAutomatic RUN start occurs.
HALTONStand-by
RUN
Mode after
power up
HALT
Remarks
Starts up in HALT mode. Ready
to start operation by RUN command from the programmer or by
shifting the operation mode
switch.(→HALT→RUN)
NOTE
Function
SW.4SW.5
OFFOFFComputer Link The T2N can communicate with a master
computer using T-series computer link
protocol.
ONOFFData LinkThe T2N executes data link with other T2N.
OFFONFree ASCIIThe T2N can communicate with external
devices using ASCII code.
ONONReservedNo operation.
NOTE
1. These switches are set to computer link function at the factory.
2. For details of the operation mode, see Section 1.4.
(6)Programmer Port Parity
Setting
Position
SW.6
OFFOdd Parity8 bit Data, 9600bps, Data length is 11bit.
ONNo Parity8 bit Data, 9600bps, Data length is 10bit.
FunctionRemarks
NOTE
The Programmer Port Parity switch is set to Odd Parity at the factory.
The T2N can connect to Modem by using this switch.
Control signals (CTS,DTR,etc) should be set to No Use at the modem side.
Response of the T2N can be delayed on the programmer port using SW38
(Programmer port response delay mode register).
10 PROSEC T2N
1.System Configuration
• Operation Mode Switch
The Operation Mode Switch is provided on the CPU module.
This switch controls T2N operation (RUN/P-RUN/HALT).
Stop user program execution (HALT mode)
HALT
CPU status is shown below after power up or after the operation mode is
changed to RUN from HALT.
As shown the above table, initial load (program transfer into EEPROM from RAM)
performs in the RUN mode when setting SW.2 to OFF except P-RUN position.
NOTE
1. The operation mode switch is set to HALT at the factory.
2. “P-RUN” is state that the operation mode switch set to P-RUN.
The user program and the first half of data register (D0000 to D2047) are
in the write protect mode and user can’t write or change them.
3. Normally, the programming is carried out in the HALT mode.
4. When shifting to the RUN mode with the ROM/RAM switch in the ROM
position , operation will commerce after program transfer has been
executed. (that is, it is called initial load.)
5. For details of the operation mode, see Part2, Section 2.3.
6. When the operation mode switch is changed quickly from HALT to P-RUN,
program transfer is interrupted.
Turn to P-RUN after the RUN LED is lit.
7. The RAM is backed up by battery of the T2N. When the battery voltage
drops and the T2N can’t keep retentive area in the RAM, CPU clears all the
retentive data.
Then CPU checks user program BCC. If error is detected, CPU registered
error.
User’s Manual 11
1.System Configuration
• Programmer Port
The programmer (T-PDS or HP911) is connected to this programmer port.
Connector type of CPU side is female , 9-pin D-SUB connector.
The T2N’s RS232C programmer port can accept the computer link protocol
(data read/write). This results in easy connection to a higher level computer,
an operator interface unit, etc. directly.
General specifications and the connector pin assignment of programmer port
are shown below.
For details of T-series computer link protocol, see T-series User’s manual
- Computer Link (UM-TS03***-E008).
Communication specifications
ItemSpecifications
InterfaceConforms to RS232C
ConfigurationOne to One
Transmission distance15m max.
Transmission speed9600bps (fixed)
Frame formatStart bit1bit
Data8bit
Parityodd/none (selected by SW.6)
stop bit1bit
Supported commandDR (Data Read)
DW (Data Write)
ST (Status read)
Pin assignment of programmer port
SignalsNo. of pinsSymbolsDirection
Transmission data3TXD
Receive data2RXD
Signal ground5SGT2N -- Host
Request To Send7RTS
Clear To Send8CTS
T2N → Host
T2N ← Host
T2N → Host
T2N ← Host
NOTE
Other pins except the above table should not be connected.
12 PROSEC T2N
1.4
Communication port
1.System Configuration
The T2N supports enhanced communication functions. Either RS485 or
RS232C can be selected for this communication port by using selection
switches.
There are three communication functions in the T2N.
One of them can be selected by setting swithches CM0/CM1 (SW.4/SW.5).
FunctionOperation
Computer LinkThis performs to connect between a Host computer and
up to 32 T2Ns, using RS485.
(one to one ,using RS232C)
Data LinkThis performs to connect two T2E/T2Ns.
They share 32W data with each other.
Free ASCIIThis performs to connect between the external devices
such as inverter, etc. and the T2N.
For details of these functions and usage method, see T2E/T2N User’s manual
- Enhanced communication function -(UM-TS02E**-E003).
• Switch settinf of communication port.
Setting Position
Dip-SW.1
OFFConforms to RS485.
ONConforms to RS232C.
Communication port interface.
NOTE
These swithes are set to RS485 at the factory.
User’s Manual 13
1.System Configuration
• Pin assignment of communication port (LINK).
Transmission data5TXDRS232C
Receive data12RXDRS232C
Request To Send6RTSRS232C
Clear To Send14CTSRS232C
Signal Ground7,8,15SGRS232C/485T2N - Host
Transmission data A3TXARS485
Transmission data B11TXBRS485
Receive data A2RXARS485
Receive data B10RXBRS485
No Connection1,4,9,13NC
SignalsNo. of pinsSymbolsInterfaceDirection
T2N→Host
T2N←Host
T2N→Host
T2N←Host
T2N→Host
T2N→Host
T2N←Host
T2N←Host
D-SUB 15pin connector.
15
8
9
1
14 PROSEC T2N
1.System Configuration
1.5
RacksAs mentioned in Section 1.1, the rack is available in the three types as follows.
The BU228N is for the basic unit, and the BU268/BU266 are for the expansion
unit.
BU228N
TypeApplicationNumber of Module
Installation
BU228NDedicated to the
Basic unit
BU268For expansion unit8
BU266For expansion unit6
8
BU266BU268
Remarks
NOTE
1. Two expansion connectors are provided in the BU268 and the BU266. The right side
connector is for connecting the basic unit/previous expansion unit.
The left side connector is for connecting the next expansion unit.
2. Use a blind slot cover (EX10*ABP1) to prevent debris from entering in the rack
where no I/O modules is mounted .
User’s Manual 15
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