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MV substation control unit IEC 870-5-101 Communication

1. NIN 4 001 410 0114 wN MEasured value NVA SVA monitor direction 58 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication T200 P2 Standard addressing General information monitor direction Status ___ Base Double Command control direction Enable disable automatism DC 18 Fault current indicator reset 17 im 21 150 DC 21 Spare 20 14h 24 18h Double Point information monitor direction Enable disable automatism DP 18 Fault current indicator reset 17 111 49 31h DP 21 Spare 20 14h 52 34h Accepts only ON commands Always read as OFF Schneider Electric IEC 870 5 101 N0511 6GB 59 IEC 870 5 101 Communication Single Point information monitor direction _ Base SP 1 Phase fault channel 1 SP 2 Homopolar fault channel 1 SP 3 Phase fault channel 2 SP 4 Homopolar fault channel 2 SP 5 Spare SP 6 Spare SP 7 Spare SP 8 Spare SP 9 Locked status SW1 SP 10 Locked status SW2 SP 11 Spare SP 12 Spare SP 13 Spare SP 14 Spare SP 15 Spare SP 16 Spare SP 17 Digital input 1 SP 18 Digital input 2 SP 19 Door open SP 20 MV present channel 2 SP 21 Spare SP 22 Spare SP 23 Local SP 24 No immediate AC supply present SP 25 Spare SP 26 Charger fault SP 27 Battery fault SP 28 No switchgear supply present SP 29 No delayed AC supply present S
2. 24 23 22 21 20 19 18 17 0 0 0 0 0 0 0 0 32 31 30 29 28 27 26 25 0 0 0 0 0 0 0 0 Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Interoperability 8 1 Network configuration network specific parameter m Point to point m Multipoint party line m Multiple point to point O Multipoint star 8 2 Physical layer network specific parameter Transmission speed control direction Unbalanced Unbalanced Balanced interchange interchange interchange circuit circuit circuit V 24 V 28 V 24 V 28 X 24 X 27 Standard Recommended if gt 1200 bit s 100 bit s 2 400 bit s 2 400 bit s O 56 000 bit s 200 bit s m 4 800 bit s 4 800 bit s 64 000 bit s 300 bit s 9 600 bit s 9 600 bit s 600 bit s 19 200 bit s B 1 200 bit s Transmission speed monitor direction Unbalanced Unbalanced Balanced interchange interchange interchange circuit circuit circuit V 24 V 28 V 24 V 28 X 24 X 27 Standard Recommended if gt 1200 bit s 100 bit s 2 400 bit s 2 400 bit s 56 000 bit s B 200 bit s m 4 800 bit s L1 4 800 bit s L1 64 000 bit s 300 bit s 9 600 bit s 9 600 bit s B 600 bit s L1 19 200 bit s m 1 200 bit s Transmission speed must be the same in the control and monitor directions 8 3 Link layer network specific parameter Frame format FT1 2 single character 1 and the fixed timeout interval are used exclus
3. r MERLIN GERIN Configuration and Diagnostic ALT F4 Exit n Alarm parameters CPU 4 SWITCH ALARM Switch 13 no Switch 14 no Switch 15 no Switch 16 no SINGLE STATE REMOTE INDICATION ALARM Status SW13 no MV presence SW13 no Status SW14 no MV presence SW14 no Status SW15 no MV presence SW15 no Status SW16 no MV presence SW16 no Phase fault SW 13 no Earth fault SW13 A no Earth fault SW13 B no Phase fault SW14 no Digital input 19 no Earth fault SW14 A no Digital input 20 no Earth fault SW14 B no Digital input 21 no Phase fault SW15 no Digital input 22 no Earth fault SW15 A no Digital input 23 no Earth fault SW15 B no Digital input 24 no Phase fault SW16 no Earth fault SW16 A no Earth fault SW16 B no ESCAPE Exit Alarm information In balanced mode the T200 can act as the calling party when information is changed In telephone and GSM modes to limit the number of calls and thus the cost of communications or to restrict traffic it is possible to select the information that will allow a call to be initiated This can be done via the following screens CPU 1 Switch 1 to SW supply OFF e Select yes or no according to whether or not you want the call to be authorised e default setting for each option is no CPU 2 Switch 5 to Digital input 12 e Select yes or no according to whether or not you want the call
4. k N ak er m N IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication MEasured value NVA SVA monitor direction 1 Phase current channel 1 00h 192 Base ME 2 Phase current channel 2 01 193 Cih Expansion ME 3 Phase current channel 3 02h 194 C2h PowerMeter Option ME 4 Phase current channel 4 O3h 195 C3h ME 5 ME 6 ME7 ME 8 ME 9 ME 10 ME 11 ME 12 ME 13 ME 14 ME 15 ME 16 ME 17 ME 18 ME 19 ME 20 ME 21 ME 22 ME 23 ME 24 ME 25 ME 26 ME 27 ME 28 ME 29 ME 30 ME 31 ME 32 ME 33 ME 34 ME 35 ME 36 ME 37 ME 38 ME 39 ME 40 ME 41 ME 42 ME 43 ME 44 ME 45 ME 46 ME 47 ME 48 ME 49 ME 50 ME 51 ME 52 04h 196 C4h 05h 197 C5h 06h 198 C6h 07h 199 C7h 08h 200 C8h Phase current channel 5 Phase current channel 6 Phase current channel 7 Phase current channel 8 Phase current channel 9 Phase current channel 10 Phase current channel 11 Phase current channel 12 Phase current channel 13 Phase current channel 14 Phase current channel 15 Phase current channel 16 PM1 Group 1 Element 1 PM1 Group 1 Element 2 PM1 Group 1 Element 3 PM1 Group 2 Element 1 PM1 Group 2 Element 2 PM1 Group 2 Element 3 PM2 Group 1 Element 1 PM2 Group 1 Element 2 PM2 Group 1 Element 3 2 Group 2 Element 1 PM2 Group 2 Element 2 PM2 Group 2 Element 3 Group 1 Element 1 PM3 Group 1 Element 2 Group 1 E
5. Time out e As specified in IEC 870 5 101 It can vary between 1 and 60 s e The default value is 5 s Maximum number of emissions e As specified in IEC 870 5 101 It includes the first transmission and the repetitions It can vary between 1 and 10 e The default value is 3 Data service e As specified in IEC 870 5 101 Send Confirm or Send No Reply The default setting is Send Confirm Broadcast command allowed e Normally the broadcast command cannot be used in balanced mode However when the collision avoidance algorithm is enabled the broadcast command can be used to reduce the number of messages exchanged Select yes to use this additional option e The default setting is no IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication 101 analyser MERLIN GERIN Configuration Diagnostic AlT F4 Ext This analyser shows the different frames recognised together with 101 anal ESOAPE EXt SPACE Pause C Clear additional information such as the message transmission direction 57 05 90 fix 10 49 65 AE 16 oe D 1008 057010 SCADA gt T200 or T200 gt SCADA the type of frame single 57 15 00 fix 10 40 65 5 16 680A QA 68 73 65 64 01 06 65 00 00 00 14 BC character fixed or variable length possibly the error detected 16 21000656516 character framing error overflow time out incorrect checksum incorrect length incorrect control character I
6. Order fault the switch is already in the required position lt 17 gt Serious fault invalid command command already in progress hardware problem lt 18 gt External fault the position of the switch has not changed lt 19 gt Local fault the local remote switch is set to local lt 20 gt Unknown fault In the event of a fault a COT with the P N bit set to negative confirmation is generated 50 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Status The Status octet provides general information When this object is read the T200 responds with a 32 bit string 1 The meaning of the bits is as follows 6 5 4 3 2 0 0 0 0 0 0 7 x Clock not synchronised 7 Clock not synchronised set to 1 when the clock has not been synchronised by the PC 16 15 14 13 12 11 10 9 x 0 0 0 0 0 0 0 N 16 Overflow in the event of an overflow in other words when the queue where the information objects to be transmitted are stored is full and there is a new object to be stored the current time is memorised No further information objects can be stored until the queue becomes half empty Two status information objects are then generated the first with the overflow bit set to 1 and the time stored the second with the overflow bit set to 0 and the current time The queue is then ready to accept new information objects
7. channels 5 8 Enable disable automatism Group 3 channels 9 12 Enable disable automatism Group 4 channels 13 16 DP 23 DP 24 Always read as OFF DP 1 SW1 DP 2 SW2 DP 3 SW3 DP 4 SW4 DP 5 SW5 DP 6 SW6 DP 7 SW7 DP 8 SW8 DP 9 SW9 DP 10 SW10 DP 11 SW11 DP 12 SW12 DP 13 SW13 DP 14 SW14 DP 15 SW15 DP 16 SW16 DP 18 Fault current indicator reset 0 i 2 3 4 5 6 LE 8 L9 10 11 12 13 14 215 17 11n 49 31h 20 tan 52 34h 21 15h 53 35h 22 16h 54 36h 23 171 55 37h 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Single Point information monitor direction _ Base SP 1 Phase fault channel 1 SP 2 Homopolar fault A channel 1 SP 3 Phase fault channel 2 SP 4 Homopolar fault A channel 2 SP 5 Phase fault channel 3 SP 6 Homopolar fault A channel 3 SP 7 Phase fault channel 4 SP 8 Homopolar fault A channel 4 SP 9 Locked status SW1 SP 10 Locked status SW2 SP 11 Locked status SW3 SP 12 Locked status SW4 SP 13 Homopolar fault B channel 1 SP 14 Homopolar fault B channel 2 SP 15 Homopolar fault B channel 3 SP 16 Homopolar fault B channel 4 SP 17 Digital input 1 SP 18 Digital input 2 SP 19 MV present channel 1 SP 20 MV present channel 2 SP 21 MV present channel 3 SP 22 MV present channel 4 SP 23 Local SP 24 No immediate AC supp
8. Link address Common address of ASDU Information object address of transmission Information objects base addresses Status Orders Dual indications Single indications Measurements Counters Compact addresses Variable structure qualifier Sequence SQ ESCAPE Ext in 1 MERLIN GERIN Configuration and Diagnostic ALT F4 Exit Interoperability transmission unbalanced 255 yes no ann Interoperability transmission Link transmission procedure e As specified in IEC 870 5 101 Balanced Master master or unbalanced master slave e The default setting is unbalanced Frame length maximum length L e As specified in IEC 870 5 101 The values range from 11 to 255 Select a value less than 255 if shorter frames are required see the note on frame length also applies to unbalanced mode in the Notes in the section entitled Collisions in balanced mode e default value is 255 octets Single character used as ACK e Select yes if you want to use the single character E5 as an ACK otherwise a fixed length frame is used In radio mode no is recommended as the character E5 is easily generated by noise e default setting is yes Single character used as NACK requested data not available e Select yes if you want to use the single character E5 as a NACK requested data not available otherwise a fixed length f
9. THD thd A voltage max current unbalance worst max true power factor total max real power total max reactive power total max apparent power total max THD thd voltage phase A e The default settings are real power 3 phase total for the first group reactive power 3 phase total for the second and apparent power 3 phase total for the third Schneider Electric IEC 870 5 101 N0511 6GB 43 IEC 870 5 101 Communication MERLIN GERIN Configuration and Diagnostic ALT F4 Exit 3 Values taken into account are divided in 3 groups The first 2 groups are made of 3 grouped values The third group includes 3 values that are grouped or individual 1st group 2nd group 3rd group type If grouped values 3rd group If individual values st value 2nd value 3rd value ESCAPE Ext instantaneous currents phase phase to phase voltages grouped values energies total active power total reactive power total apparent power owerMeter customisation 500 181 group 2nd group group The third group is only used if grouped values is selected for the type of group e The options available are instantaneous currents phase maximum demand currents phase phase to phase voltages phase to neutral voltages power factors phase active powers phase reactive powers pha
10. e Default value 1 min 0 sets a random time period of between 1 and 5 minutes Third attempt e Can be set to 0 10 minutes 1 minute increments e Default value 2 min 0 sets a random time period of between 1 and 10 minutes Short Message System SMS SMS activated e Yes the alarms detected by the T200 are sent as mini messages to another GSM device for example a mobile phone No the alarms detected by the T200 are not sent as mini messages Note alarms can be sent individually to the remote control station and as a mini message to another GSM device In this case the T200 first sends the mini message and then the alarm to the remote control station e The default value is no SMS service center phone number e The mini message server centre telephone number can be saved Refer to the SIM card user guide for this number Note the number can be saved in its international format For example for 06 89 00 40 00 you can directly enter 44 6 89 00 40 00 to allow this number to be used in France or abroad e The default setting is 222222222 no number SMS user phone number e The telephone number of the GSM phone to which the mini messages are to be sent can be saved Note the number be saved in its international format For example for 06 89 00 40 00 you can directly enter 44 6 89 00 40 00 to allow this number to be used in France or abroad Schneider Electric IEC 870 5 101
11. 0 and 1 minute Second attempt e Can be set to 0 5 minutes in 1 minute increments e Default value 1min 0 sets a random time period of between 1 and 5 minutes Third attempt e Can be set to 0 10 minutes 1 minute increments e Default value 2 min 0 sets a random time period of between 1 and 10 minutes Modem init e Hayes modem initialisation command Maximum 40 characters Note DO NOT PLACE the AT command at the beginning of the initialisation command The T200 will send it automatically to the modem before the configured string e default string is 8818 08 0 18 1802 450 252 255 Initialisation string commands amp B1 Fixed serial port bit rate mandatory command The modem communicates with the T200 at the speed set in the Comms parameters menu E0 Echo deactivated 00 Displays the result codes mandatory command V1 Result code in words mandatory command amp C1 Normal CD DCD signal processing amp D2 Normal CPD DTR signal processing X4 Activates the X4 result code set S0 2 Automatic reply after 2 rings mandatory for the European standard S2 255 Deactivates escape code mandatory command as the transmission is in binary Factory modem init e Hayes modem default initialisation command When this option is confirmed a U S Robotics type initialisation command is assigned to the Modem init parameter factory setting This command is valid for most mo
12. 1001 4 05 0114 Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Expansion Single Point information monitor direction SP 97 SP 98 SP 99 SP 100 SP 101 SP 102 SP 103 SP 104 SP 105 SP 106 SP 107 SP 108 SP 109 SP 110 SP 111 SP 112 SP 113 SP 114 SP 115 SP 116 SP 117 SP 118 SP 119 SP 120 SP 121 SP 122 SP 123 SP 124 SP 125 SP 126 SP 127 SP 128 Phase fault channel 13 Homopolar fault A channel 13 Phase fault channel 14 Homopolar fault A channel 14 Phase fault channel 15 Homopolar fault A channel 15 Phase fault channel 16 Homopolar fault A channel 16 Locked status SW13 Locked status SW14 Locked status SW15 Locked status SW16 Homopolar fault B channel 13 Homopolar fault B channel 14 Homopolar fault B channel 15 Homopolar fault B channel 16 Digital input 19 Digital input 20 MV present channel 13 MV present channel 14 MV present channel 15 MV present channel 16 Spare Spare Digital input 21 Spare Spare Spare Spare Digital input 22 Digital input 23 Digital input 24 ojojo 001 41 ae cs e En et A e E E J k _ 28 gt CS R N A Ex e E e A N 99
13. 20msto5s e The default value is 100 ms Schneider Electric IEC 870 5 101 N0511 6GB 25 IEC 870 5 101 Communication MERLIN Configuration and Diagnostic ALT F4 Exit Comms Parameters Modem Phone line external modem Hayes commands Host baud rate 1200 bauds Parity IEC specifies even zeven Dilaing type Tone Host tel number main 12222222222 Host tel number standby 52222222222 Dial up delay time first attempt 05 random value second attempt imn thirdattempt 2mn Modem init 8 18 08 0 18 1802 480 282 255 Factory modem init IESCAPE Exit Phone Line external modem Hayes commands Host baud rate e can operate at 200 300 600 1200 2400 4800 or 9600 Baud e default value is 1200 Baud Parity IEC specifies even Parity of the characters in send mode Select none space even or odd The IEC 870 5 101 protocol specifies even parity to ensure secure transmission e The default setting is even Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Dialling type e Select the type of dialling You can select Tone dial tone multifrequency or Pulse pulse dialling e The default setting is Tone Host tel number main e Main telephone number used by the T200 to send alarms
14. N0511 6GB 29 IEC 870 5 101 Communication Radio external with modem Host baud rate MERLIN GERIN Configuration and Diggnostic ALT F4Eat It can operate at 200 300 600 1200 2400 4800 or 9600 Comms Parameters Baud Modem Radio external with modem e The default value is 1200 Baud Host baud rate 1200 bauds Promo error Qn lle tenis Des MMC Parity specifies even Horde CTS to Parity of the characters in send mode Select none space lay 20ms Messageto RTS delay 640 20ms even or odd avodanos The 870 5 101 protocol specifies even parity to Priority 0 Min Random cud ensure secure transmission Max Busy State Delay 10s The default setting is even ESCAPE Exit is Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Frame error on idle interval e The options available are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Delay before transmission e Can be set to between 0 and 2550 ms To avoid carrier overlap
15. The levels of these signals are equivalent to the RS232 levels Radio external with modem Phone line external modem Hayes commands GSM external modem Hayes commands links DCD Rx Tx DTR o DSR oRTS oCTS Ri Data Carrier Detect Receive Transmit Data Terminal Ready Data Set Ready Request To Send Clear To Send Ring Indicator The levels of these signals are equivalent to the RS232 levels IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication e Radio internal modem link Not connected unused pn RF Em RF Emit Squelch BnOVBF RFGND NC RF Rec BF Receive gt o Press Talk NC 54 Squelch radio busy The levels of the Transmit and Squelch commands are 0 V 12 V Power Supply RS232 RS 485 Converter insulated RS232 RS485 w gt Connect the device on the RS485 side using 2 or 4 wires according to the markings indicated Ensure that the transmission cable shields are connected The shields must be earthed at one point in the line preferably on the PC side of the remote control station PSTN interface insulated Z Connect the line to connector J2 Line connection Hlo o 0 6 1550 W1 w2 Dedicated line
16. and the beginning of a transmission It is only used in half duplex mode It avoids any signal overlap between receive and send particularly carrier overlap in the case of radio It can be also used when a modem requires a turnaround time Less frequently it can be used to release the SCADA from its send receive tasks for a few moments DTR RTS time delay Time delay to be observed between DTR and RTS In radio mode external equipment with modem this generally corresponds to the time between PTT and carrier rise the time required by the transmitter to reach the required power If the command is unique to the radio equipment in question this time should be set to 0 CTS time delay When CTS is used after increasing RTS the T200 waits for a certain specified time until CTS returns This time is called the CTS delay If after this period CTS has not been confirmed the T200 cancels the transmission RTS or CTS time delay message Time delay between RTS or CTS if this signal is used and the start of message transmission This time delay is typically used to define the stable carrier period required for it to be detected by the receiver If required when CTS is not available the time needed to install the carrier can be added to resolve the problem caused by this signal being unavailable Similarly in the event of common PTT and RTS commands the time required to power up the transmitter must be added Message RTS
17. if required set this value equal to or greater than the carrier holdover after the last character of a message has been received e The default value is 0 ms DTR to RTS delay e possible values range from 0 to 500 ms e The default value is 20 ms Handle CTS e Select yes if you want the T200 to use CTS There is usually no need to take CTS into account e default value is no CTS delay e The value can vary between 20 and 500 ms in increments of 10 ms It should be set according to the radio modem used e default setting is 20 ms RTS or CTS to message delay e possible values range from 0 to 500 ms e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms e The default value is 20 ms 30 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Collision avoidance e Simply select off to deactivate the collision avoidance system Otherwise select the signal to be used to detect the transmission busy state using CD or using Squelch Whenever possible use Squelch which is generally less sensitive to interference than carrier detection e The default setting is off Priority e priority setting can vary between 0 and 10 In most cases it is not necessary to set different priorities for the different RTUs as the random time interval is sufficient to minimise collisions e The default prio
18. interface and or a device specifically designed for use with a transmission medium can also be used if required The communication module COMMS card transmits the information received from the control module s CONTROL card s and possibly the PowerMeter s to the control centre In the opposite direction it sends the information received from the control centre also known as the CC or SCADA to the control module s penus nile ei eee ee sayaspa 1 Transmission Insulation equipment 1 1 1 1 Block diagram Examples e 1200 Baud FFSK modulation radio link 1200 2400 Baud FFSK radio modem not present radio transmitter receiver 9600 Baud optical fibre link 5232 interface RS232 RS485 converter for insulation purposes RS485 optical fibre adapter Most of the additional interfaces and associated equipment can be installed within the enclosure which supplies them if required The transmission protocol ensures that none of the data transmitted to the SCADA is lost or at least that the probability of loss of data is extremely low and that no data is added The functions provided by the T200 depend on its equipment and on the services offered by the transmission protocol used Schneider Electric IEC 870 5 101 N0511 6GB EE IEC 870 5 101 Communication IEC 870 5 101 N0511 6GB Schneider Electric Functions The functions allowed by the IEC 870 5 101 proto
19. modem 9 pin Backplane SUBD Socket User s radio equipment with internal modem Backplane connections Standard COMMS card In this case the radio equipment has an integrated modem IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Telephone internal modem 9 pin socket Phone line interface insulated Backplane connections Multimedia COMMS card User s phone line PSTN modem The telephone modem supports 600 and 1200 Baud V22 recommendation Telephone external modem with Hayes commands 9 pin Backplane SUBD socket User s PSTN modem with Hayes commands Backplane connections Standard COMMS card The telephone modem must be Hayes command compliant AT commands User s phone line Schneider Electric IEC 870 5 101 N0511 6GB EN IEC 870 5 101 Communication Leased line internal modem Backplane Dedicated line User s interface dedicated line insulated Backplane connections Multimedia COMMS card Dedicated line modem The leased lines supported use radio type modulation modems The following leased line modems can be used e 200 Baud FSK modulation modem e 600 1200 Baud FSK modulation modem GSM external modem with Hayes commands 9 pin Backplane SUBD socket User s GSM modem with Hayes commands Backplane connections Standard COMMS card In this case the GSM e
20. simplest type of link It is generally used in a point to point configuration This link is recommended for test purposes 9 pin Backplane SUBD socket lt User s RS232 link Backplane connections Standard COMMS card 1 Can also operate with no parity or with odd or space parity see the limitations described in the Secure transmission section 2 The speed depends on the medium used 6 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication A multimedia COMMS card with an RS232 interface can be used instead of the standard COMMS card as described below 9 pin Backplane SUBD socket lt User s RS232 Link Backplane connections Multimedia COMMS card RS232 interface In the following examples a standard COMMS card can always be replaced with a multimedia COMMS card with an RS232 interface RS485 direct link with insulation Backplane RS232 RS485 converter User insulated Backplane connections Standard COMMS card Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Radio internal modem 9 pin SUBD Backplane socket User s radio equipment Backplane connections Multimedia COMMS card Radio modem The following radio modems can be used e 200 Baud FSK modulation modem e 600 1200 Baud FSK modulation modem e 1200 2400 Baud FFSK modulation modem Radio external equipment with
21. 01 Communication MERLIN GERIN Configuration and Diagnostic ALT F4 Exit Comms Parameters Modem 600 1200 Baud FSK radio internal modem Host baud rate 1200 bauds Parity IEC specifies even zeven Frame error on idle interval z yes Delay before transmission 00ms RTS to message 20ms Message to RTS delay 20ms Collision avoidance Priority 0 Min Random Delay 20ms Max Random Delay 100ms Max Busy State Delay 110 5 600 1200 Baud FSK Radio internal modem Host baud rate e ltcanoperate at 600 or 1200 Baud e The default value is 1200 Baud Parity IEC specifies even e Select none space even or odd The IEC 870 5 101 protocol specifies even parity to ensure secure transmission e The default setting is even Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Frame error on idle interval e The options available are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Delay before transmission e Can be set to between 0 and 2550 ms To avoid carrier overlap if
22. 36 Measured value short floating point value with time tag CP56Time2a 1 lt 3 gt Integrated totals with time tag CP56Time2a M IT TB 1 L 38 Protection equipment event with time tag CP56Time2a M EP TD 1 39 Packed start events of protection equipment with time tag CP56Time2a EP TE 1 40 Packed output circuit information of protection equipment with time tag CP56Time2a M_EP_TF_1 Process information in control direction station specific parameter lt 45 gt Single command C SC NA 1 W lt 46 gt Double command C DC NA 1 L 47 Regulating step command C RC NA 1 48 Set point command normalised value SE NA 1 49 Set point command scaled value C SE NB 1 50 Set point command short floating point value C SE NC 1 51 32 bit string C BO NA 1 System information in monitor direction station specific parameter m lt 70 gt End of initialisation M EI 1 System information in control direction station specific parameter lt 100 gt Interrogation command C IC NA 1 lt 101 gt Counter interrogation command C CI NA 1 m lt 102 gt Read command C RD NA 1 103 Clock synchronisation command C CS NA 1 O lt 104 gt Test command C TS NB 1 105 Reset process command C NC 1 106 Delay acquisition command C CD NA 1 54 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communicatio
23. Direct set point O Select and execute a set point transmission command transmission command C SE ACTTERM used No additional definition Short pulse duration set by a satellite station system parameter Long pulse duration set by a satellite station system parameter Continuous output E Transmission of integrated totals station or object specific parameter W Counter request W General counter request O Counter freezes O Group 1 counter request without reset O Counter freezes with O Group 2 counter request reset O Counter reset O Group 3 counter request O Group 4 counter request Addresses must be defined by group Parameter loading object specific parameter O Threshold value O Smoothing factor O Low measured value transmission limit O High measured value transmission limit Activation parameter object specific parameter O Addressed object cyclic or periodic transmission activation deactivation File transfer station specific parameter O File transfer in the monitoring direction O File transfer in the control direction IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Information object addresses 1 Review information object address object type base address object type relative address see Information object base addresses in the section entitled Interoperability transmission Example the default address of the local SP is 82 52h 60 3Ch s
24. Electrical network management MV substation control unit Merlin Gerin Easergy Range T200 P P2 I IEC 870 5 101 Communication User s manual Gerin Schneider Electric We do more with electricity IEC 870 5 101 Communication Contents CONTENTS 1 GENERAL 3 FUNCTIONS 5 COMMANDS 5 INDICATIONS eene 5 MEASUREMENTS 5 TRANSMISSION MEDIA 6 MAIN SPECIFICATIONS 6 HARDWARE CONFIGURATIONS 6 HARDWARE 11 TRANSMISSION INTERFACE HOUSING 11 CONNECTION eene 11 COMMUNICATION 14 TRANSMISSION DESCRIPTION 16 SECURE TRANSMISSION 16 MESSAGE TRANSMISSION 17 CONFIGURABLE SIGNALS AND TIME DELAYS deaa 18 COLLISIONS IN BALANCED MODE 19 COMMS MODULE CONFIGURATION 22 GENERAL aa nennen 22 MAIN 22 COMMUNICATION PARAMETERS 24 ALARM INFORMATION 42 POWERMETER CUSTOMISATION 43 INTEROPERABILITY TRANSMISSION 45 INTEROPERABILITY APPLICATIO
25. N 47 INTEROPERABILITY FOR BALANCED MODE 48 101 ANALYSER a 49 SPECIAL CONSIDERATIONS 50 CLASS V CLASS 2 a 50 MEASUREMENTS COUNTERS 50 REMOTE CONTROL COMMANDS 50 STATUS uu aaa sasa 51 52 INFORMATION OBJECT ADDRESSES 57 T200 P STANDARD ADDRESSING 57 T200 P2 STANDARD ADDRESSING 59 T200 STANDARD ADDRESSING 61 T200 P COMPACT ADDRESSING 69 T200 P2 COMPACT ADDRESSING 70 T200 4 CHANNELS MAX COMPACT ADDRESSING a 71 Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication MAINTENANCE 72 FRONT PANEL INDICATIONS 72 NORMAL OPERATION 72 DIAGNOSTICS USING THE FRONT PANEL INDICATOR LAMPS AND TIMESTAMPED EVENT 73 2 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication CONTROL CONTROL 1 Interface 1 or modem interface General The T200 can communicate with a control centre by means of various transmission protocols and media It uses a communication module with an inbuilt interface or modem for this purpose An insulation
26. P 30 Automatism operated SP 31 Spare SP 32 Spare zs zi gt k ax N E 253 o NIN 4 001 410 0114 wN MEasured value NVA SVA monitor direction Phase current channel 1 Phase current channel 2 Voltage measurement 1 Voltage measurement 2 60 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Base Expansion T200 I Standard addressing General information monitor direction Status Double Command control direction Enable disable automatism Enable disable automatism Group 2 channels 5 8 DC 23 Enable disable automatism Group 3 channels 9 12 DC 24 Enable disable automatism Group 4 channels 13 16 7 Accepts only commands DC 1 SW1 DC 2 SW2 DC 3 SW3 DC 4 SW4 DC 5 SW5 DC 6 SW6 DC 7 SW7 DC 8 SW8 DC 9 SW9 DC 10 SW10 DC 11 SW11 DC 12 SW12 DC 13 SW13 DC 14 SW14 DC 15 SW15 DC 16 SW16 DC 18 Fault current indicator reset c c c gt N 20 21 22 23 Schneider Electric IEC 870 5 101 N0511 6GB 15h 18h 19h 1Ah 1Bh IEC 870 5 101 Communication Base Expansion Double Point information monitor direction Enable disable automatism Enable disable automatism Group 2
27. able are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission ESCAPE Exit Line type e Select 2 wires or 4 wires e The default value is 4 wires Delay before transmission e be set to between 0 and 2550 ms Avoids carrier overlap e The default value is 0 ms RTS to message delay e The possible values range from 0 to 500 ms e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms The default value is 20 ms Collision avoidance e Select off to deactivate the collision avoidance system Otherwise select using CD e The default setting is off Priority e priority setting can vary between 0 and 10 e default priority value is 0 Min Random Delay e 2010500 ms The default value is 20 ms Max Random Delay e 20msto5s e The default value is 100 ms Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Max Busy State Delay e be set from 1 s to 10 min 10 s is usually appropriate e The default value is 10 s 36 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 1
28. alised value M ME NA 1 m lt 10 gt Measured value normalised value with time tag M ME TA 1 m lt 11 gt Measured value scaled value M ME NB 1 m lt 12 gt Measured value scaled value with time tag M ME TB 1 O 13 Measured value short floating point value M ME NC 1 O 14 Measured value short floating point value with time tag M ME 1 E lt 15 gt Integrated totals M_IT_NA_1 lt 16 gt Integrated totals with time tag M IT 1 L 17 Protection equipment event with time tag M_EP TA 1 O 18 Packed start protection equipment events with time tag M_EP_TB_1 19 Packed output circuit information of protection equipment with time tag M_EP_TC_1 L 20 Packed single point information with status change detection M_PS 1 21 Measured value normalised value without quality descriptor M_ME_ND_1 Schneider Electric IEC 870 5 101 N0511 6GB 53 IEC 870 5 101 Communication Extension m lt 30 gt Single point information with time tag CP56Time2a 5 1 W lt 31 gt Double point information with time tag CP56Time2a M_DP_TB_1 32 Step position information with time tag CP56Time2a M ST TB 1 lt 33 gt 32 bit string with time tag CP56Time2a 1 lt 34 gt Measured value normalised value with time tag CP56Time2a M_ME_TD_1 lt 35 gt Measured value scaled value with time tag CP56Time2a M ME TE 1
29. alues can range from 0 to 255 e The default value is 1 Orders e The values can range from 0 to 255 e The default value is 4 Dual indications e The values can range from 0 to 255 e default value is 32 Single indications e The values can range from 0 to 255 e The default value is 60 Measurements e The values can range from 0 to 255 e The default value is 192 Counters e The values can range from 0 to 255 e The default value is 244 Compact addresses e Select yes or no according to whether or not you want to use a specific type of addressing called compact which limits the amount of addressing space and the amount of information transferred e default setting is no If yes T200 type e When compact addressing is selected you must specify the type of T200 as this type of addressing varies according to the T200 used See Information object addresses The default value is P or P2 Variable structure qualifier Sequence SQ 1 e When enabled is selected the T200 tries to shorten the frames when the same types of objects are to be sent in a message Detailed explanation when SQ 1 is enabled the ASDUs with the same TID and COT are coded when possible as a sequence of information elements in an information object SQ 1 or as a sequence of information objects SQ 0 for further details see the M SP NA 1 coding in IEC 870 5 101 subclause 7 3 1 1 As so
30. ancourt Cedex Tel 33 0 1 46 99 70 00 Fax 33 0 1 46 99 71 00 http www schneider electric fr Due to changes in standards and equipment the characteristics indicated in the texts and images in this document cannot be considered as binding unless confirmed by our organisation Publication Schneider Electric Industries SA Schneider Electric IEC 870 5 101 N0511 6GB
31. col and supported by the T200 are as follows Commands e Transmission of remote control commands to the MV switches e Transmission of the stored fault current indicator reset remote control command e Transmission of automatism enable disable remote control commands when automatism is used Indications e Switch positions e Enable disable position of automated commands when automatism is present e Locked switch status e Phase and homopolar fault currents A and possibly B e Voltage presence e Digital inputs e Local remote operating mode e immediate AC supply voltage present e No delayed AC supply voltage present e Charger fault e Battery fault e No switchgear supply present e Automatism operated when present Measurements e Phase currents e Voltages optional e Measurements provided by PowerMeters optional Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Transmission media Main specifications Type of transmission Asynchronous serial Protocol To IEC 870 5 101 Frame structure To IEC 870 5 1 format FT1 2 Data format Characters 1 start bit 8 data bits even parity 1 stop Baud rate 200 300 600 1200 2400 4800 9600 Baud Hardware configurations The T200 can use various transmission media The transmission media and their associated equipment are described below RS232 direct link The RS232 link is the
32. d execute Emission of End of initialisation Select no if you do not want the T200 to send an End of initialisation M EI NA 1 message after startup when the SCADA does not support this information e The default setting is yes Transmission of measurements on changes e Measurements can be transmitted or inhibited subsequent to changes by selecting yes or no e default setting is yes Measured value deadband CPU e Inthe case of measurements obtained from the CPU cards this value is the difference required between the last value transmitted and the current value for an M ME NA 1 M ME TA 1 M ME TD 1 M ME NB 1 M ME TB 1 or M ME TE 1 string to be generated depending on the option configured where COT spontaneous It can vary between 1 and 10 000 e default value is 10 Measured value deadband PM e Inthe case of measurements obtained from PowerMeters when the option is installed this value is the difference required between the last value transmitted and the current value for M ME NA 1 M ME TA 1 M ME TD 1 M ME NB 1 M ME TB 1 or M ME TE 1 string to be generated depending on the option configured where COT spontaneous It can vary between 1 and 10 000 e default value is 10 Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication MERLIN Configuration and Diagnostic ALT F4 Exit Inter
33. dems The string is defined above Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication GSM external modem Hayes commands MERLIN GERIN Configuration and Diagnostic ALT F4 Ext 4 Host baud rate Comms Parameters ee e It can operate at 200 300 600 1200 2400 4800 or 9600 Modem GSM external modem Hayes commands Host baud rate 9600 bauds Bau d 2 FIN si 0000 e default value is 9600 Baud Alarm parameters Alarm message enabled Host tel number main 272927292 Host tel number standby 2299299977 PIN code Oe fandom value sean emo 2 The PIN code is configured in the SIM card Sho Message Sytem SMS 0 The default setting is OOOO f f SMS senice center phone number 2222277772 If this code is not identical to the one configured in the SIM card user phone number 2222222277 _ re I the GSM SIM card failure error message appears in the Equipment States menu Caution after three unsuccessful attempts the SIM card is blocked It must then be reactivated by another device for example a mobile phone as the T200 cannot be used to unblock a SIM card Refer to the unblocking procedure in the SIM card user guide Alarm parameters Alarm message enabled e Yes the alarms detected by the T200 are transmitted to the remote control station No the alarms detected by the T200 are not transmitted to
34. e Phone Line external modem Hayes commands GSM external modem Hayes commands Radio external with modem 1200 1400 Baud FFSK radio internal modem e Inthe above example the default option is Direct RS232 internal interface Comms parameters Displays the menu used to set the communication parameters This screen depends on the type of modem configured CPU modules installed e Declares the CPUs used 1 to 4 for the T200 I Each CPU can be declared yes or not declared no default the configuration is yes for the 1 CPU and no for the others Note some information is only available on CPU no 1 Local etc Alarm parameters CPU 1 CPU 2 CPU 3 CPU 4 Displays the alarm elements configuration screen for the CPU in question PowerMeters installed e Declares the PowerMeters 1 to 4 used when this option is present Enter yes to declare a PowerMeter otherwise enter no e default the configuration is no for all the PowerMeters PowerMeter type e Declares the model of the connected PowerMeter PM600 or 500 e 600 is selected by default PowerMeter customisation Displays the menu used to select the PowerMeter data to be transmitted Interoperability transmission Calls the protocol related transmission parameter configuration screen Interoperability application Calls the application configuration menu for the protocol Interoperability for balanced m
35. e is configurable If the busy information time exceeds the time the T200 has to wait for the network to become available the T200 assumes that the information is incorrect and that the network is free Configuration recommendations Collision avoidance system This system should only be used when absolutely necessary as it increases transmission times Priority Different priorities can be set for different T200s This makes it possible to prioritise transmission from certain T200s as opposed to others The lower the value set the higher the priority of the T200 In general different priorities are only defined if the information from some T200s is more urgent than that from other T200s This is not usually the case Maximum priority should then be assigned to all the T200s by setting the value to 0 default value Otherwise set the top priority T200s to 0 the next highest priority T200s to 1 and so on until the lowest priority group If a large number of T200s do not need to be prioritised they can be divided into different priority groups to make it easier to transfer information However as this penalises certain T200s as opposed to others this procedure should only be used in extreme circumstances Minimum random time interval It is useful to set a low value to ensure a minimum wait time However this value must at least exceed a frame transmission time As this time varies transmission can be ensured by select
36. ee grouped values for example 3 instantaneous currents phase etc The third group consists of three grouped values for example 3 power factors phase or individual values for example neutral current frequency and total active power PM600 1st group 2nd group 3rd group The third group is only used if grouped values is selected for the type of group e The options available are currents phase currents unbalances phase voltages phase to phase voltages phase to neutral true power factors phase real powers phase reactive powers phase apparent powers phase energies 3 phase total e default settings are currents phase for the first set voltages phase to phase for the second and energies 3 phase total for the third 3 group type e This is where you declare whether the third group is to consist of grouped values or individual values e The default setting is grouped values 1st value 2nd value 3rd value These three options are only used if individual values is selected for the type of third group e Select from frequency current unbalance worst true power factor 3 phase total real power 3 phase total reactive power 3 phase total apparent power 3 phase total apparent energy 3 phase total real energy 3 phase total reactive energy 3 phase total current calculated neutral
37. es responsibility for any defective or dangerous operations loss of database incorrect commands etc For example a telephone modem that cannot handle the parity of the characters online transmission also with no parity should not be used However digital radio and GSM can generally be used as they do not transmit messages as such online but integrate them into secure transmission messages The only risk of poor transmission is between the T200 and the equipment and there is practically no risk if such equipment is placed in the enclosure and the connection cabling is correctly installed The only problem that may be encountered is a difficulty with resynchronisation at the beginning of a message when a transmission is disturbed message interrupted and end of message lost 16 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Message transmission The format of a transmitted message is as shown below CTS Sent frame Squelch The above signals may be used depending on the medium e DSR Data Set Ready this signal may be issued RS232 link to inform the T200 that the control centre or modem is ready to transmit or powered on e CD Carrier Detect this signal when present is used to confirm reception It can also be used to indicate that the transmission network is busy DTR Data Terminal Ready or Send c
38. h the PC running in DOS insert the T200 Configuration and diagnostic floppy disc type A MG then press ENTER The main menu is displayed The T200 User s Manual describes how to use this software The default settings have been selected to meet most requirements If you are not sure of the value to assign to a parameter use the initial value It will most probably be the correct one When an option has allowed you to declare that an element is not to be used the items used to set the parameters associated with this element need not be entered Main menu Link address e This is the T200 number to be used for the transmission It can be any value between 0 and 65534 If the link address field is defined as a single octet the highest number that can be used is 254 e The default value is 1 Common address of ASDU e This field is generally not used but it must be present The value often selected by the SCADAs is 0 or 1 or it is the same as the link address However a value of 1 to 65534 can be used If this field is defined as a single octet the highest number that can be used is 254 e The default value is 1 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Modem type e Manyinterfaces or modems are automatically detected by the T200 However in some cases various options can be selected For example the options available for a standard COMMS card are Direct RS232 internal interfac
39. he transmission busy state using CD or using Squelch Whenever possible use Squelch which is generally less sensitive to interference than carrier detection e The default setting is off Priority e The priority setting can vary between 0 and 10 e The default priority value is 0 Min Random Delay e 2010500 ms The default value is 20 ms Max Random Delay e 20msto5s e The default value is 100 ms Schneider Electric IEC 870 5 101 N0511 6GB 33 IEC 870 5 101 Communication Max Busy State Delay e be set from 1 s to 10 min 10 s is usually appropriate e The default value is 10 s ETE IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication 200 Baud FSK LL internal modem MERLIN GERIN Configuration and Diegnostic ALT F4 Exit Parity IEC specifies even e Select none space even or The IEC 870 5 101 protocol specifies even parity to Modem 200 Baud FSK LL internal modem Parity IEC specifies even even ie ensure secure transmission Mai default setting is even 205 Do change this setting unless absolutely necessary if Cation avoidance do change it you must ensure that certain rules are complied with Ma Random Delay 20ms see Secure transmission Max Random Delay 100ms Max Busy State Delay 2106 Frame error on idle interval e The options avail
40. high speeds are often used with RS232 a short time delay is sufficient e The default setting is 20 ms RTS or CTS to message delay e possible values range from 0 to 500 ms Sometimes the message box is used to confirm that the characters have been received Low values such as 20 ms or even 0 ms can be used with high speeds e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms For the above mentioned reasons a very short time interval is sufficient 20 ms or 0 ms e The default value is 20 ms Collision avoidance e Simply select off to deactivate the collision avoidance system Otherwise select the signal to be used to detect the transmission busy state using CD or using Squelch In this case using Squelch refers to the signal connected to RI on the RS232 port e The default setting is off As the RS232 links are point to point off is therefore the appropriate setting However some adapters allow you to work with several T200s on the same link In this case the collision avoidance system can be enabled Priority e priority setting can vary between 0 and 10 In most cases it is not necessary to set different priorities for the different RTUs as the random time interval is sufficient to minimise collisions e The default priority value is 0 Min Random Delay e 20to 500 ms e The default value is 20 ms Max Random Delay e
41. his value equal to or greater than the carrier holdover after the last character of a message has been received e The default value is 0 ms RTS to message delay e possible values range from 0 to 500 ms e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms e The default value is 20 ms Collision avoidance e Simply select off to deactivate the collision avoidance system Otherwise select the signal to be used to detect the transmission busy state using CD or using Squelch Whenever possible use Squelch which is generally less sensitive to interference than carrier detection e The default setting is off Priority e The priority setting can vary between 0 and 10 In most cases it is not necessary to set different priorities for the different RTUs as the random time interval is sufficient to minimise collisions e The default priority value is 0 Min Random Delay e 20to 500 ms e The default value is 20 ms Max Random Delay e 20msto5s e The default value is 100 ms Max Busy State Delay e Can be set from 1 s to 10 min 10 s is usually appropriate e The default value is 10 s IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication 200 Baud FSK radio internal modem Parmas 3 3 Parity IEC specifies even Modem 200 Baud FSK radio internal modem e Select none space even o
42. ing the maximum frame transmission time or greater risks can be taken by selecting an average time On site experience will make it possible to set this value more accurately IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Maximum random time interval The greater the time interval the greater the number of transmission windows which reduces the number of collisions during transfer However the greater the number of windows the longer the probable wait time before transmission It should therefore be set to a value equal to the minimum random time interval the 2 to 4 window time interval where the window time interval is the average or maximum frame transmission time as per the above mentioned criteria Again on site experience will make it possible to set this parameter more accurately Notes It is often useful to reduce the frame length when using the collision avoidance algorithm In fact this system is often used for radio transmission Radio is however a transmission medium that is frequently subject to interference The longer the frame the greater the risk of interference The frame will have to be retransmitted in the event of interference The greater the number of retransmissions the greater the risk of collision It is therefore preferable to restrict the length of the frames It is obvious that more frames will be required to transmit the same amount of information as the a
43. ingle point information default base address 22 16h relative address given below 82 52h T200 P Standard addressing General information monitor direction Status Double Command control direction Enable disable automatism DC 18 Fault current indicator reset 17 118 21 15h DC 21 Spare 20 14h 24 181 Double Point information monitor direction Enable disable automatism DP 18 Fault current indicator reset 17 11h 49 31h DP 21 Spare 20 14h 52 34h 3 Accepts only commands 4 Always read as OFF Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Single Point information monitor direction Base SP 1 Phase fault SP 2 Homopolar fault SP 3 Spare SP 4 Spare SP 5 Spare SP 6 Spare SP 7 Spare SP 8 Spare SP 9 Locked status SP 10 Spare SP 11 Spare SP 12 Spare SP 13 Spare SP 14 Spare SP 15 Spare SP 16 Spare SP 17 Digital input 1 SP 18 Digital input 2 SP 19 Digital input 3 SP 20 Spare SP 21 Spare SP 22 Spare SP 23 Local SP 24 No immediate AC supply present SP 25 Spare SP 26 Charger FPI fault SP 27 Battery fault SP 28 No switchgear supply present SP 29 No delayed AC supply present SP 30 Automatism operated SP 31 Spare SP 32 Spare zs zi gt k ax N E 253 o
44. interface insulated Connect this interface using 2 or 4 wires Select the appropriate impedance 600 Q or High Z Ensure that the transmission cable shields are connected Leable The shields must be earthed at one point in the line preferably on the PC side of the remote control station Schneider Electric IEC 870 5 101 N0511 6GB EEN IEC 870 5 101 Communication Communication module Location The COMMS module is installed in the T200 rack on the left of the power supply module 14 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Installing an interface or modem The interface or modem in the example below an FSK radio modem should be installed as outlined below in blue on the COMMS card multimedia card Ensure that the connectors are not offset Attach the card using the screws supplied In the area outlined below in red set straps ST1 ST2 and 513 if required according to the interface or modem concerned These straps are not used for an RS232 interface If an RS232 interface is installed the straps are connected differently Installing an RS485 interface for a PM500 link Replace the front panel with one that has a cutout for the RJ45 connector Install the interface on the COMMS card fitted with special connectors as shown below in red Ensure that the connectors a
45. it nE 3 Alarm parameters CPU 2 SWITCH ALARM Switch 5 no Switch 6 no Switch 7 no Switch 8 no SINGLE STATE REMOTE INDICATION ALARM Status SW5 no MV presence SW5 no Status SW6 no MV presence SW6 no Status SW7 no MV presence SW7 no Status SW8 no MV presence SW8 no Phase fault SW5 no Earth fault SW5 A no Earth fault SW5 B no Phase fault SW6 no Digital input 7 no Earth fault SW6 A no Digital input 8 no Earth fault SW6 B no Digital input 9 no Phase fault SW7 no Digital input 10 no Earth fault SW7 A no Digital input 11 no Earth fault SW7 B no Digital input 12 no Phase fault SW8 no Earth fault SW8 A no Earth fault SW8 B no ESCAPE Exit MERLIN GERIN Configuration and Diagnostic ALT F4 Exit Alarm parameters CPU 3 SWITCH ALARM Switch 9 sno Switch 10 no Switch 11 no Switch 12 no SINGLE STATE REMOTE INDICATION ALARM Status SW9 no MV presence SW9 no Status SW10 no MV presence SW10 no Status SW11 no MV presence SW11 no Status SW12 no MV presence SW12 no Phase fault SW9 no Earth fault SW9 A no Earth fault SW9 B no Phase fault SW10 no Digital input 13 no Earth fault SW10 A Digital input 14 no Earth fault SW10 B Digital input 15 no Phase fault SW11 ino Digital input 16 no Earth fault SW11 A no Digital input 17 no Earth fault SW11B ino Digital input 18 no Phase fault SW12 no Earth fault SW12 A no Earth fault SW12 B no ESCAPE Exit
46. ively in this companion standard Link transmission procedure Address field of the link W Balanced transmission L1 Not present balanced transmission only m Unbalanced transmission m One octet W Two octets O Structured Frame length W Unstructured Maximum length L number of octets 52 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication 8 4 Application layer Transmission mode for application data Mode 1 Least significant octet first as defined in clause 4 10 of IEC 870 5 4 is used exclusively in this companion standard Common address of ASDU system specific parameter m One octet Two octets Information object address system specific parameter m One octet O structured Two octets unstructured m Three octets Cause of transmission system specific parameter One octet Two octets with originator address Selection of standard ASDUs Process information in monitor direction station specific parameter lt i gt Single point information 5 1 lt 2 gt Single point information with time tag SP TA 1 lt 3 gt Double point information M DP NA 1 lt 4 gt Double point information with time tag M DP 1 O 5 Step position information M ST 1 O 6 Step position information with time tag M ST TA 1 lt 7 gt 32 bit string M BO NA 1 lt 8 gt 32 bit string with time tag M BO TA 1 m 9 Measured value norm
47. lement 3 PM3 Group 2 Element 1 Group 2 Element 2 PM3 Group 2 Element 3 PM4 Group 1 Element 1 PM4 Group 1 Element 2 PM4 Group 1 Element 3 PM4 Group 2 Element 1 PM4 Group 2 Element 2 PM4 Group 2 Element 3 PM1 Group 3 Element 1 PM1 Group 3 Element 2 PM1 Group 3 Element 3 PM2 Group 3 Element 1 PM2 Group 3 Element 2 PM2 Group 3 Element 3 PM3 Group 3 Element 1 PM3 Group 3 Element 2 PM3 Group 3 Element 3 PM4 Group 3 Element 1 PM4 Group 3 Element 2 PM4 Group 3 Element 3 00 4109 11 1 0 1 ajo Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Integrated Total monitor direction IT 1 00h 01h 02h 03h 04h 05h 06h 07h 08h 09h OAh OBh PM1 Group n Element 1 IT 2 PM1 Group n Element 2 IT 3 PM2 Group n Element 1 IT 4 PM2 Group n Element 2 IT 5 Group n Element 1 IT 6 Group n Element 2 IT 7 PM4 Group Element 1 IT8 PM4 Group n Element 2 9 1 Group n Element 3 IT 10 PM2 Group n Element 3 11 PM3 Group n Element 3 PM4 Group n Element 3 PowerMeter Option 01 4 05 114 1 1 F e alo IT 12 n ranges from 1 to 3 and is the number of the group used to upload the energies Caution do not use multiple groups for energies When the energies are part of a grouped set they are in the following order Eleme
48. lt value is 1200 Baud Party EC specties even ere a Parity IEC specifies even Fic lene petites 00ms e Select none space even or Message to RTS delay The IEC 870 5 101 protocol specifies even parity to alien cdd im ensure secure transmission Max Random Delay The default setting is even Max Busy State Delay 10s Do not change this setting unless absolutely necessary if you ESCAPE Ext do change it you must ensure that certain rules are complied with see Secure transmission Frame error on idle interval e The options available are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Line type e Select 2 wires or 4 wires e The default value is 4 wires Delay before transmission e Can be set to between 0 and 2550 ms Avoids carrier overlap e The default value is 0 ms RTS to message delay e possible values range from 0 to 500 ms e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms default value is 20 ms Collision avoidance e Select off to deactivate the collision avoidance sys
49. ly present SP 25 Digital input 3 SP 26 Charger FPI fault SP 27 Battery fault SP 28 No switchgear supply present SP 29 No delayed AC supply present SP 30 Digital input 4 SP 31 Digital input 5 SP 32 Digital input 6 zi gt k ax N E 253 o ro o NIN 0 410 0114 IN Schneider Electric IEC 870 5 101 N0511 6GB 63 IEC 870 5 101 Communication Single Point information monitor direction Expansion SP 33 Phase fault channel 5 SP 34 Homopolar fault A channel 5 SP 35 Phase fault channel 6 SP 36 Homopolar fault A channel 6 SP 37 Phase fault channel 7 SP 38 Homopolar fault A channel 7 SP 39 Phase fault channel 8 SP 40 Homopolar fault A channel 8 SP 41 Locked status SW5 SP 42 Locked status SW6 SP 43 Locked status SW7 SP 44 Locked status SW8 SP 45 Homopolar fault B channel 5 SP 46 Homopolar fault B channel 6 SP 47 Homopolar fault B channel 7 SP 48 Homopolar fault B channel 8 SP 49 Digital input 7 SP 50 Digital input 8 SP 51 MV present channel 5 SP 52 MV present channel 6 SP 53 MV present channel 7 SP 54 MV present channel 8 SP 55 Spare SP 56 Spare SP 57 Digital input 9 SP 58 Spare SP 59 Spare SP 60 Spare SP 61 Spare SP 62 Digital input 10 SP 63 Digital input 11 SP 64 Digital input 12 o oj ojojoxoujoyor
50. me PCs do not understand messages in which SQ 1 this option can be disabled default option is enabled IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Interoperability application MERLIN Configuration and Diagnostic ALT F4 Exit Y Time tag type e This option is used to send spontaneous status changes dd E without a time tag or with a time tag using binary time on 3 or 2222 1210 7 octets CP24Time2a CP56Time2a wes For example a single point change can be transmitted in the format ASDU M SP 1 SP 1 or SP 1 according 10 the option selected en Note binary time on 2 octets is not used Transistor of valves on changes yes default option is 7 octet binary time Binary time on 3 octets consists only of minutes and milliseconds whereas 7 octet binary time gives the year month day of month hours minutes and milliseconds Measured value type e Normalized or scaled can be selected e default setting is scaled Command mode e There are two options Direct and Select and execute Choose Select and execute if you want the RTU to operate in Select Before Execute mode Note that this option increases the number of messages between the PC and the RTU e default setting is Select an
51. mode Select none space Max Random Delay even or odd The IEC 870 5 101 protocol specifies even parity to ensure secure transmission e The default setting is even Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Frame error on idle interval e The options available are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Handle DTR e Select yes if the T200 is to supervise the link using DTR e default value is no 24 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Delay before transmission e Can be set to between 0 and 2550 ms The CC can generally support full duplex transmission Otherwise it can normally receive data as soon as it has finished transmitting 0 ms is therefore a suitable value e The default value is 0 ms Handle CTS e Select yes if you want the T200 to use CTS There is usually no need to take CTS into account e The default value is no CTS delay e Varies between 20 and 500 ms in increments of 10 ms As
52. mount of information transmitted in each frame will be limited However in general it is clear that limiting frames to an appropriate length increases the actual transfer rate transmission rate of correctly received information This length can be set in the configurator s Interoperability transmission screen It is very important that the network busy information supplied to the T200 is reliable In a difficult environment the performance of the transmission equipment supplying correct information will be significantly higher Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication COMMS module configuration PARAMETERS SETUP Link addres 55 Common address of ASDU A Modem type Comms Parameters MERLIN GERIN Configuration and Diagnostic ALT F4 Exit 200 Comms Card IEC 870 5 101 EPROM v4 06 1 Direct RS 232 internal interface CPU modules installed 1 yes Alarm parameters 2 no 3 no 4 no CPU1 CPU2 CPU3 CPU4 PowerMeters installed 1 no PowerMeter type PM600 PowerMeter customisation Interoperability transmission Interoperability application Interoperability for balanced mode SAVE CONFIGURATION DIAGNOSTIC 101 analyser OK Cancel General The communication parameters are configured using the T200 Configuration and diagnostic software To do this you will have to e Connect a PC to the communication module e Wit
53. n Parameter in control direction station specific parameter L1 110 Parameter of measured value normalised value P ME 1 lt 111 gt Parameter of measured value scaled value P ME NB 1 lt 112 gt Parameter of measured value short floating point value P ME NC 1 O lt 113 gt Parameter activation P AC NA 1 File transfer station specific parameter lt 120 gt File ready F FR 1 L1 121 Section ready F SR 1 lt 122 gt Call directory select file call file call section F SC 1 lt 123 gt Last section last segment F LS 1 lt 124 gt Ack file ack section F AF 1 lt 125 gt Segment F SG NA 1 lt 126 gt Directory F DR TA 1 8 5 Basic application functions Station initialisation station specific parameter W Remote initialisation General interrogation system or station specific parameter W global group 1 Ogroup7 O group 13 Ll group2 Llgroup8 O group 14 group3 Ogroup9 O group 15 group4 Ogroup10 O group 16 group 5 O group 11 group6 O group 12 Addresses must be defined by group Clock synchronisation station specific parameter W Clock synchronisation Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Clock synchronisation station specific parameter W Clock synchronisation Transmission command object specific parameter W Direct command m Select and execute command L
54. n the event of 10 7 65 16 682920680865 01 90 14 65 00 80 00 00 00 multiple errors the first error is indicated 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 05 16 57 15 00 FIX 57 54 29 Var 57 54 34 FIX gt gt 57 54 39 fix 57 54 39 VAR 58 07 81 fix 58 07 87 VAR gt gt Furthermore two types of analysis can be selected a full analysis or an analysis of only the correct frames by pressing the T key to switch from one type to another The first is very useful for detecting frame recognition problems such as the presence of noise generated characters the presence of spaces between characters within a frame the non reception of characters at the end of a frame etc The second is mostly used in normal operating mode for noise sensitive media mainly radio and when problems detected by the full analysis have been eliminated It prevents the screen from being saturated with all the characters generated by the noise Problems such as the non execution of a command can be monitored by following the exchanges seen by the T200 The full analysis is recommended for environments that are not noisy direct RS232 link telephone leased line as it displays everything that is seen by the T200 Schneider Electric IEC 870 5 101 N0511 6GB 49 IEC 870 5 101 Communication Special considerations Class 1 class 2 The protocol defines two object
55. nd increments e Default value 1 s 0 sets a random time period of between 0 and 1 minute Second attempt e Can be set to 0 5 minutes in 1 minute increments e Default value 1 min 0 sets a random time period of between 1 and 5 minutes Third attempt e Can be set to 0 10 minutes 1 minute increments e Default value 2 min 0 sets a random time period of between 1 and 10 minutes Schneider Electric IEC 870 5 101 N0511 6GB FH IEC 870 5 101 Communication D MERLIN GERIN Configuration and Diagnostic ALT F4 Exit Alarm parameters CPU 1 SWITCHALARM Switch 1 no Switch 2 no Switch 3 no Switch 4 no SINGLE STATE REMOTE INDICATION ALARM Status SW1 no MV presence SW1 no Status SW2 no MV presence SW 2 no Status SW3 no MV presence SW 3 no Status SW4 no MV presence SW 4 no Phase fault SW1 no Local no Earth fault SW1 A Immediate AC supply OFF no Earth fault SW1 no Delayed AC supply OFF no Phase fault SW2 no Digital input 1 no Earth fault SW2 A no Digital input 2 no Earth fault SW2 B no Digital input 3 no Phase fault SW3 no Digital input 4 no Earth fault SW3 A ino Digital input 5 ino Earth fault SW3 B no Digital input 6 no Phase fault SW4 Charger FPI fault Earth fault SW4 A no Battery fault no Earth fault SW4 B no SW supply OFF no ESCAPE Exit _ MERLIN GERIN Configuration and Diagnostic ALT F4 Ex
56. no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Dialling type e Select the type of dialling You can select Tone dial tone multifrequency or Pulse pulse dialling e The default setting is Tone Host tel number main e Main telephone number used by the T200 to send alarms to the remote control station Maximum 15 characters Host tel number standby e Secondary telephone number used by the T200 to send alarms to the remote control station when the main telephone number is not operational Maximum 15 characters IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Dial up delay time The T200 alarm call procedure is as follows the T200 waits for a certain specified time before making a first attempt to dial This time delay may be necessary to ensure that the devices with alarms set for the same condition do not all call the CC simultaneously if the first attempt fails the T200 waits for a second specified time before trying again if the second attempt fails the T200 waits for a third specified time before making a final attempt to dial First attempt e It can be set to 0 1 minute in 1 seco
57. nt 1 Active energy Element 2 Reactive energy Element 3 Apparent energy 68 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication T200 P Compact addressing In compact addressing the number of single points is limited to 26 They have different addresses from those used for standard addressing Single Point information monitor direction 1 Base SP 1 Phase fault SP2 Homopolar fault SP3 Spare SP 4 Spare SP 5 Spare SP 6 Spare SP 7 Spare SP 8 Spare SP 9 Locked status SP 10 Spare SP 11 Spare SP 12 Spare SP 13 Digital input 1 SP 14 Digital input 2 SP 15 Digital input 3 SP 16 Spare SP 17 Spare SP 18 Spare SP 19 Spare SP 20 Automatism operated SP 21 Local SP 22 No immediate AC supply present SP 23 No delayed AC supply present SP 24 Charger FPI fault SP 25 Battery fault SP 26 No switchgear supply present a _ zie 9 a N m C1 A Co Schneider Electric IEC 870 5 101 N0511 6GB EIN IEC 870 5 101 Communication T200 P2 Compact addressing In compact addressing the number of single points is limited to 26 They have different addresses from those used for standard addressing Single Point information monitor direction Base SP 1 Phase fault channel 1 SP 2 Homopolar fault channel 1 SP 3 Phase fault channel 2 SP 4 H
58. nt channel 1 SP 18 MV present channel 2 SP 19 MV present channel 3 SP 20 MV present channel 4 SP 21 Local SP 22 No immediate AC supply present SP 23 No delayed AC supply present SP 24 Charger FPI fault SP 25 Battery fault SP 26 No switchgear supply present are k N gt 223 N zx On amp Oo Po Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Maintenance Front panel indications COMMS Comms module sending data Comms module receiving data PW Comms module fault Comms module powered on i PC connector for configuration and maintenance purposes 2 Normal operation During normal operation the Comms module display is as follows The RD and TD transmission LEDs are on when T200 is receiving or sending data ON LED is lit up The Fault LED is OFF IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Event The COMMS module ON LED is OFF The Fault LED on the Comms module is ON The Fault LED is flashing on the Comms module The Fault LED on the Control module is ON and a MODBUS Comms failure event has occurred Diagnostics using the front panel indicator lamps and timestamped events The T200 records and dates events to assist diagnos
59. ode Displays the menu used to configure the transmission specific elements in balanced mode Schneider Electric IEC 870 5 101 N0511 6GB 23 IEC 870 5 101 Communication Save configuration When the parameters have been selected select OK to complete and save the configuration then press Enter The In progress text flashes and the COMMS card reboots with the new parameters When you do not want to keep the parameters you have selected since the last time the settings were confirmed click on Cancel and press Enter The last parameters remain valid and they are displayed This procedure is recommended when you were in the middle of a configuration and left the configurator for a while forgetting the values you had selected It is better to start again from the beginning than to confirm incorrect parameters 101 analyser Assists commissioning or maintenance Displays the exchanges with the SCADA Communication parameters wenn cenw contguatonnddiogneste autereer Direct RS232 internal interface Modem Direct RS232 internal interface Host baud rate Dio arcs 1200 haus e It can operate at 200 300 600 1200 2400 4800 or 9600 Frame error on idle interval yes Baud Handle DSR ino Delay before transmission 00ms The default value is 1200 Baud Handle CTS ino CTS delay 20ms Message RTS dey 40 0 20me Parity IEC specifies even Parity of the characters in send
60. odj o1o1o1 o01 O i 2 I p Ip b p p b p coloo Coco CO G0 CO CO C5 nm O c o 0o NID oy co RB O co Oo 4 Op O1 Ico 2 S 1001 410 5 O1 BY CO SO ETE IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Expansion Single Point information monitor direction SP 65 SP 66 SP 67 SP 68 SP 69 SP 70 SP 71 SP 72 SP 73 SP 74 SP 75 SP 76 SP 77 SP 78 SP 79 SP 80 SP 81 SP 82 SP 83 SP 84 SP 85 SP 86 SP 87 SP 88 SP 89 SP 90 SP 91 SP 92 SP 93 SP 94 SP 95 SP 96 Phase fault channel 9 Homopolar fault A channel 9 Phase fault channel 10 Homopolar fault A channel 10 Phase fault channel 11 Homopolar fault A channel 11 Phase fault channel 12 Homopolar fault A channel 12 Locked status SW9 Locked status SW10 Locked status SW11 Locked status SW12 Homopolar fault B channel 9 Homopolar fault B channel 10 Homopolar fault B channel 11 Homopolar fault B channel 12 Digital input 13 Digital input 14 MV present channel 9 MV present channel 10 MV present channel 11 MV present channel 12 Spare Spare Digital input 15 Spare Spare Spare Spare Digital input 16 Digital input 17 Digital input 18 o co co OO Co CO CO CO C0 00 CO CO Oo H SI NIN 4 94 NII NIN NI 1 DD 5 0113 1021 0 4 00 1 410 5 01 4 120 4 1001 410 5 01 4 120 4 2
61. ommand DSR type operation when the Control Centre is using DSR DTR indicates that the T200 is ready to transmit similar to DSR but in the opposite direction Send command type operation the T200 uses this signal to switch a radio station to transmission mode when different transmission and carrier transmission commands are required e RTS Request To Send this signal controls carrier transmission e CTS Clear To Send when the T200 has issued a transmission request the transmitter sometimes takes a certain amount of time to attain the power level required to send the messages This is particularly the case with radio equipment Hence when the equipment is ready to transmit it informs the T200 by increasing the CTS signal e Squelch the equipment uses this signal in radio mode to inform the T200 that the radio link is busy Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Configurable signals and time delays The T200 allows you to specify if necessary whether signals are to be used and if so the various time delays between signals The terms used by the configurator are listed below Signals Use of DSR Confirms whether or not DSR is to be used Use of CD Confirms whether or not CD is to be used Use of CTS Confirms whether or not CTS is to be used Time delays Time delay before transmission Minimum time delay between the time the last character of a message was received
62. omopolar fault channel 2 SP 5 Spare SP 6 Spare SP 7 Spare SP 8 Spare SP 9 Locked status channel 1 SP 10 Locked status channel 2 SP 11 Spare SP 12 Spare SP 13 Digital input 1 SP 14 Digital input 2 SP 15 Door open SP 16 MV present channel 2 SP 17 Spare SP 18 Spare SP 19 Spare SP 20 Automatism operated SP 21 Local SP 22 No immediate AC supply present SP 23 No delayed AC supply present SP 24 Charger fault SP 25 Battery fault SP 26 No switchgear supply present a _ zie 9 a N m C1 A Co IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication T200 4 channels max Compact addressing In compact addressing the number of single points is limited to 26 They have different addresses from those used for standard addressing Single Point information monitor direction ___ Base SP 1 Phase fault channel 1 SP 2 Homopolar fault channel 1 SP 3 Phase fault channel 2 SP 4 Homopolar fault channel 2 SP 5 Phase fault channel 3 SP 6 Homopolar fault channel 3 SP 7 Phase fault channel 4 SP 8 Homopolar fault channel 4 SP 9 Locked status channel 1 SP 10 Locked status channel 2 SP 11 Locked status channel 3 SP 12 Locked status channel 4 SP 13 Digital input 1 SP 14 Digital input 2 SP 15 Digital input 3 SP 16 Digital input 4 SP 17 MV prese
63. operability for balanced mode Balanced mode only Station 8 Time out 158 Maximum number of emissions Data service Send Confirm Broadcast command allowed no 5 Periodic measurement transmission e Measurements can be transmitted periodically or their transmission can be inhibited by selecting yes or no respectively e The default setting is no Delay between periodic transmissions e This time interval is the time between two consecutive measurement transmissions It can vary between 1 s and 4 h e The default value is 30 minutes Only when PowerMeters used Transmission of counter values on changes e Counter values can be transmitted or inhibited subsequent to changes by selecting yes or no respectively e The default setting is yes Counter deadband This option is only used when the optional PowerMeters are installed e This value is the difference required between the last value transmitted and the current value for an M_IT_NA_1 M IT TA 10rM IT TB 1 string to be generated depending on the option configured where COT spontaneous It can vary between 1 and 10 000 e The default value is 10 Interoperability for balanced mode Balanced mode only The balanced mode requires additional information e As specified in IEC 870 5 101 RTUs are usually type stations but it may be necessary to declare them as type A e default setting is
64. quipment has an integrated modem 10 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Hardware Serial VO Port Transmission interface housing The right hand section of the equipment is designed to house a transmission interface telephone modem with Hayes commands RS485 optical fibre adapter radio transmitter receiver A support structure mounted on sliding rails allows the interface to be mounted in several different ways Connection Power supply The interface can be connected to the External 12 V supply terminals e Available voltage 12 V DC 10 8 to 14 8 V DC e Available current See the T200 documentation for further details This output is protected by a 4 A time lag fuse located on the right hand side of the rack Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Tx Rx GND RTS CTS D 2 No CTS DCD DSR support Transmission port When RS232 direct link Radio internal modem Radio external with modem Phone line external modem Hayes command or GSM external modem Hayes modem is used it is connected to the 9 pin SUB D male connector located on the right hand side of the rack DCD Rx Tx DTR DSR RTS CTS RI bo 0 0 0 0 00 RS232 direct link Data Carrier Detect Receive Transmit Data Terminal Ready Data Set Ready Request To Send Clear To Send Ring Indicator
65. r odd Party specs even m The IEC 870 5 101 protocol specifies even parity to Desde Mss ensure secure transmission Message to RIS delay ae default setting is even i Do not change this setting unless absolutely necessary if you Max Random Delay foams do change it you must ensure that certain rules are complied with Max Busy State Delay 108 see Secure transmission ESCAPESExit _ 1 1 Frame error on idle interval e options available are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Delay before transmission e Can be set to between 0 and 2550 ms To avoid carrier overlap if required set this value equal to or greater than the carrier holdover after the last character of a message has been received e The default value is 0 ms RTS to message delay e possible values range from 0 to 500 ms e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms e The default value is 20 ms Collision avoidance e Select off to deactivate the collision avoidance system Otherwise select the signal to be used to detect t
66. rame is used In radio mode no is recommended as the character E5 is easily generated by noise e The default setting is no Link address e Defines the length of the link address field 1 or 2 octets e The default value is 1 Common address of ASDU e Defines the length of the ASDU common address field 1 or 2 octets e The default value is 2 Information object address e Defines the length of the object information address field 1 2 or 3 octets e The default value is 2 Cause of transmission e Defines the length of the cause of transmission field 1 or 2 octets e The default value is 1 These four parameters must be the same on the Control Centre side as on the RTU side Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Information object base addresses The value of the information object addresses is the object type base address relative address The relative addresses are given in the tables in the Information object addresses section The base addresses can be defined by configuration The following rules must be complied with e An object cannot have a null address e The addresses obtained must be less than the maximum possible value 255 for a 1 octet field 65535 for a 2 octet field 16777215 for a 3 octet field e The addresses must be unique no overlap between the address areas of different types except in the case of commands Status e The v
67. re not offset Attach the card using the screw supplied For further information see the T200 PowerMeter 500 Option User s Guide Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Transmission description Secure transmission The IEC specifies that the parity of transmitted characters must be even and that the interval between 2 characters in transmitted messages must be less than 1 bit Secure transmission depends on compliance with these two rules However some transmission equipment does not comply with such requirements This is the case with certain telephone modems characters with no parity or new transmission media such as digital radios or GSM packet data transmission in which gaps are created between the characters in a message Consequently to enable it to operate with such equipment the T200 can be configured to accept e characters or parity characters other than even odd space e messages with gaps between characters Such options should only be used under the following conditions e the link between the T200 and the transmission equipment is as short as possible for equipment within the enclosure to prevent it being affected by interference e The transmission equipment itself ensures that all transmissions are secure Transmission media not complying with the last two above mentioned requirements should therefore not be used unless the user tak
68. required set this value equal to or greater than the carrier holdover after the last character of a message has been received e The default value is 0 ms RTS to message delay e possible values range from 0 to 500 ms e The default value is 20 ms Message to RTS delay e This time interval can vary between 0 and 500 ms e The default value is 20 ms Collision avoidance e Select off to deactivate the collision avoidance system Otherwise select the signal to be used to detect the transmission busy state using CD or using Squelch Whenever possible use Squelch which is generally less sensitive to interference than carrier detection e The default setting is off Priority e priority setting can vary between 0 and 10 e The default priority value is 0 Min Random Delay e 2010500 ms e The default value is 20 ms Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication Max Random Delay e 20msto5s e The default value is 100 ms Max Busy State Delay e Can be set from 1 s to 10 10 s is usually appropriate e default value is 10 s 38 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication 600 1200 Baud FSK LL internal modem Host baud rate MERLIN GERIN Configuration and Diagnostic ALT F4 Exit ee ltcanoperate at 600 or 1200 Baud Modem 600 1200 Baud FSK LL internal modem e The defau
69. rity value is 0 Min Random Delay e 20 to 500 ms e The default value is 20 ms Max Random Delay e 20msto5s e default value is 100 ms Max Busy State Delay e be set from 1 s to 10 min 10 s is usually appropriate e default value is 10 s Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication MERLIN GERIN Configuration and Diagnostic ALT F4 Exit Comms Parami Modem 1200 2400 Baud FFSK Radio internal modem Host baud rate 1200 bauds Frame error on idle interval yes Delay before transmission 00 RTS to message 20ms Message to RTS delay 20ms Collision avoidance Priority 0 Min Random Delay 20ms Max Random Delay 100ms Max Busy State Delay 108 ESCAPE Exit 1200 2400 Baud FFSK radio internal modem Host baud rate e It can operate at 1200 or 2400 Baud e The default value is 1200 Baud Frame error on idle interval e options available are yes or no The IEC standard specifies that if there is an interval of more than one bit between two characters the message must be rejected e Yes is selected by default Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Delay before transmission e Can be set to between 0 and 2550 ms To avoid carrier overlap if required set t
70. se apparent powers phase energies e default settings are instantaneous currents phase for the first group phase to phase voltages for the second and energies for the third 3 group type e This is where you declare whether the third group is to consist of grouped values or individual values e default setting is grouped values 181 value 2nd value 3rd value These three values are only used if individual values is selected for the type of third group e Select from frequency demand current in neutral total power factor total active power total reactive power total apparent power apparent energy active energy reactive energy neutral current THD phase 1 to neutral total demand active power max demand cur in the neutral max demand active power max demand reactive power max demand apparent power current THD in the neutral e default setting is total active power for the first option total reactive power for the second and total apparent power for the third To find the correct definition of the terms used above see the respective PM600 and PM500 PowerMeter manuals IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Link transmission procedure Frame length maximum length L Single character used as NACK requested data not available length Field length
71. stem requires a transmission to comply with the following rules e The T200 always indicates internally when the network is busy For this purpose it uses a network busy signal carrier detection squelch and the internal transmission information e The T200 sends an immediate message acknowledgement to the Control Centre if one is required e If a different type of message is to be sent it checks whether the transmission system is free When the system becomes free it waits for a time period equal to Priority Min Random Delay Random Delay value between Min Random Delay and Max Random Delay Priority Min Random Delay and Max Random Delay will be configured At the end of this period the T200 checks that the network is free Otherwise it repeats the above operations Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 Communication With some transmission systems the network busy information supplied to the T200 is not always reliable The signal from a carrier detector or squelch signal may be blocked In fact in radio mode the detection settings configured when the equipment was commissioned may no longer be appropriate depending on the propagation conditions humidity presence or absence of leaves on trees and so on According to the above explanation if this signal is continuously present the T200 can no longer transmit Max Busy State Delay will resolve this problem This valu
72. tem point to point Otherwise select using CD e The default setting is off Priority e priority setting can vary between 0 and 10 e The default priority value is 0 Min Random Delay e 20to 500 ms e The default value is 20 ms Max Random Delay e 20151058 e The default value is 100 ms Schneider Electric IEC 870 5 101 N0511 6GB 39 IEC 870 5 101 Communication MERLIN Configuration and Diagnostic ALT F4 Exit Comms Parameters Modem Phone line internal modem Host baud rate 1200 bauds Parity IEC specifies even zeven Frame error on idle interval yes Dialing type Tone Host tel number main 27227279292 Host tel number standby 2992727972 Dial up delay time first attempt 05 random value second attempt 1 thirdattempt 2mn ESCAPE Ext Phone line internal modem Host baud rate e It can operate at 600 or 1200 Baud e The default value is 1200 Baud Parity IEC specifies even e Parity of the characters in send mode Select none space even or odd The IEC 870 5 101 protocol specifies even parity to ensure secure transmission e The default setting is even Do not change this setting unless absolutely necessary if you do change it you must ensure that certain rules are complied with see Secure transmission Frame error on idle interval e The options available are yes or
73. the remote control station e The default value is no Note alarms can be sent individually to the remote control station and as a mini message to another GSM device In this case the T200 first sends the mini message and then the alarm to the remote control station Host tel number main e Main telephone number used by the T200 to send alarms to the remote control station Maximum 15 characters e initialised at 222222222 no number Host tel number standby e Secondary telephone number used by the T200 to send alarms to the remote control station when the main telephone number is not operational Maximum 15 characters 28 IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Dial up delay time The T200 alarm call procedure is as follows the T200 waits for a certain specified time before making a first attempt to dial This time delay may be necessary to ensure that the devices with alarms set for the same condition do not all call the CC simultaneously if the first attempt fails the T200 waits for a second specified time before trying again if the second attempt fails the T200 waits for a third specified time before making a final attempt to dial First attempt e Can be set to 0 1 minute in 1 second increments e Default value 1 s 0 sets a random time period of between 0 and 1 minute Second attempt e Can be set to 0 5 minutes in 1 minute increments
74. tics The events are saved in the CPU module The timestamped events can be read locally from a PC running the T200 Configuration and diagnostic software Connect the PC to the CPU module When the PC is powered on and running DOS insert the T200 Configuration and diagnostic floppy disc in the drive type A MG not case sensitive and press ENTER The main menu is displayed For further information on using the configuration software package refer to the T200 user s manual Probable cause Solution The equipment is not powered on Switch on the equipment The power supply fuse if supply is Replace the Power supply module fuse blown 5 x 20 mm 0 8 A semi time lag fuse Comms module fault Replace the COMMS card The configuration is lost Connect a PC running the T200 Configuration and diagnostic software If Configuration lost is flashing on the screen check or correct the configuration If the problem persists after you have confirmed the configuration replace the Comms module The Comms module software is Press the General RESET button on defective the Power supply module If the LED does not go off after a few seconds replace the Comms module COMMS card fault Replace the Comms module Schneider Electric IEC 870 5 101 N0511 6GB IEC 870 5 101 N0511 6GB Schneider Electric Schneider Electric SA N0511 5FR Issue 11 2003 64 70 avenue Jean Baptiste Cl ment F 92646 Boulogne Bill
75. time delay Minimum wait time after sending a message before RTS and DTR or PTT can be timed out This time delay is specified by the receiver using carrier detect to confirm reception IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Collisions in balanced mode Description of the problem Message collisions may occur in balanced mode They are due to several transmitters being active at the same time for example several T200 transmitters SCADA transmitter in a multipoint transmission system Such transmissions interfere with each other and the messages become incomprehensible which may even block the system The longer and more numerous the transmission periods the higher the probability of a collision The probability of a collision therefore increases when a number of devices are in use when a large amount of information is to be transmitted and when long frames and a low transmission speed are used In extreme cases for example when a low speed radio network is used with a very large number of high capacity devices that may all call when a specific item of information is changed it may be necessary to redesign the network using for example several radio channels and distributing the devices amongst these different channels or reverting to unbalanced mode management Proposed solution The T200 recommends the use of a collision avoidance system as the best solution to this problem This sy
76. to the remote control station Maximum 15 characters The telephone number can generally contain the following dialling options depending on the external modem used comma 2 second pause slash 125 millisecond pause W wait for a second tone before continuing to dial This applies to a modem that has to dial a number to obtain an outside line wait for the line to be silent for 5 s before dialling the rest of the number e initialised at 22222222 no number Host tel number standby e Secondary telephone number used by the T200 to send alarms to the remote control station when the main telephone number is not operational Maximum 15 characters The dialling options described for Host tel number main can be used IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication Dial up delay time The T200 alarm call procedure is as follows the T200 waits for a certain specified time before making a first attempt to dial This time delay may be necessary to ensure that the devices with alarms set for the same condition do not all call the CC simultaneously if the first attempt fails the T200 waits for a second specified time before trying again if the second attempt fails the T200 waits for a third specified time before making a final attempt to dial First attempt e Can be set to 0 1 minute in 1 second increments e Default value 1 s 0 sets a random time period of between
77. to be authorised e default setting for each option is no CPU 3 Switch 9 to Digital input 18 e Select yes or no according to whether or not you want the call to be authorised e default setting for each option is no CPUA Switch 13 to Digital input 24 e Select yes or no according to whether or not you want the call to be authorised e default setting for each option is no IEC 870 5 101 N0511 6GB Schneider Electric IEC 870 5 101 Communication MERLIN Configuration and Diagnostic ALT F4 Exit PowerMeter customisation Values taken into account are divided in 3 groups The first 2 groups are made of 3 grouped values The third group includes 3 values that are grouped or individual ist group currents phase 2nd group voltages phase to phase 3rd group type grouped values If grouped values energies 3 phase totals If individual values ist value real power 3 phase total 2nd value reactive power 3 phase total 3rd value apparent power 3 phase total ESCAPE Ext PowerMeter customisation The type of PowerMeter must first be selected in the main menu as this affects the items displayed The menu is used to select the information the PowerMeters can be asked to supply at the end of a transmission This information is divided into 3 groups The first two groups are made up of thr
78. transmission classes All objects are class 1 except the periodically transmitted measurements which are class 2 Measurements counters The deadband method is used to transmit measurements or counter values subsequent to changes when the new value differs from the previous transmitted value by more than n n is settings dependent Notes e The measurement or counter value is transmitted when the status changes from valid to invalid or conversely the difference in the values is not then taken into account e The deadband method operates as follows Let us assume that you have defined a deadband of 50 and wish to measure a phase current of 100 A If the line is open the current will be reduced to 0 A It will pass through the intermediary values between 100 and 0 A If the T200 detects an intermediate value of 40 A it will send it to the Control Centre 100 40 gt 50 However when the T200 detects a value of 0 A it does not send it to the Control Centre 40 0 lt 50 The CC will therefore receive a current of 40 A when the line is open To reduce the risk of such a phenomenon occurring the deadband value can be reduced or the deadband transmission can be continued as a periodic transmission initiated by the Control Centre or the UTD Remote control commands When the T200 detects a problem while executing a command the cause of the problem can be indicated by using QU in the private range as follows lt 16 gt

MV substation control unit IEC 870-5-101 Communication

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