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RS-422 System Examples

The following example shows several E5AF-A02’s connected to a personal
computer using the RS-422 connection method with Link Adapters.

Personal computer

(Host system)

RS-232C

RS-422

Link Adapter:
3G2A9-AL004-E (OM-
RON) (Refer to product
literature for details.)

RS-232C

RS-422

Link Adapter

E5AF-A02
Controller No. 0

3G2A9-AL001 (OMRON)

E5AF-A02
Controller No. 1

E5AF-A02
Controller No. n-1

Up to 32 Controllers (n) can be connected. The maximum extended cable
length is 500 m.

Section 3--1

Summary of Contents for E5AF

Page 1: ...E5AF E5EF Fuzzy Temperature Controller Operation Manual Produced July 1992 ...

Page 2: ... ...

Page 3: ...roduct OMRON Product References All OMRON products are capitalized in this manual The word Unit is also capitalized when it refers to an OMRON product regardless of whether or not it appears in the proper name of the product The abbreviation PC means Programmable Controller and is not used as an abbreviation for any thing else Visual Aids The following headings appear in the left column of the man...

Page 4: ... ...

Page 5: ... 0 1 2 3 0 3 3 4 5 6 7 1 8 6 5 9 6 5 9 8 ...

Page 6: ... 0 1 2 ...

Page 7: ...mode and local mode Section 2 gives a general description of the E5AF E5EF Fuzzy Temperature Controller s rear panel communications connector terminals Section 3 provides the interface specifications and basic operational elements required in order to use the RS 232C RS 422 RS 485 Controllers and also provides the header codes Section 4 provides the basic operational elements required in order to ...

Page 8: ... 8 2 8 ...

Page 9: ...play levels Up Key Press this key to increase the value on the display Hold down the key to successively decrease the value on the display Auto tuning AT Key Press for at least 1 s to begin auto tuning Press again for at least 1 s to stop auto tuning Process Value PV display Displays process value characters identifying the parameter being set and error messages Set Value SV display Displays main ...

Page 10: ... The Heater Burnout Detection Models are shown below E5AF AH E5EF AH Section 1 2 ...

Page 11: ... 8 2 8 1 8 2 8 8 ...

Page 12: ...5AF 03 RS 485 E5AF F transmission output Communications terminal 5P E5AF 02 X RS 422 E5AF 03 X RS 485 E5AF F X transmission output Communications terminal 2P Terminal Connections E5EF A 4 to 20 mA 9 8 12 VDC 40 mA 9 8 9 8 7 6 5 4 3 2 1 17 16 15 14 13 12 11 10 11 10 11 10 B A 12 B 100 to 240 VAC 50 60 Hz FG Use these terminals when connecting a thermocouple Use these terminals when connecting a pla...

Page 13: ...minals when connecting a thermocouple Use these terminals when connecting a platinum re sistance thermometer BANK2 BANK1 BANK0 Alarm output 2 Alarm output 1 Control output 9 8 Ground FG terminal 17 to avoid noise interference For relay or SSR output For voltage output For current output Note Do not connect unused terminals E5EF BAH with 8 Memory Banks and Heater Burnout Alarm Note The Current Tran...

Page 14: ...eater burnout alarm output For voltage output unit Current Transformer CT For relay or SSR output Alarm output Control output Use these terminals when connecting a thermocouple Use these terminals when connecting a platinum resis tance thermometer Note The Current Transformer must be the E54 CT1 or E54 CT3 Other Current Transformer cannot be con nected The heater burnout alarm goes ON when the E5E...

Page 15: ...or failure or heater burnout 2 2 Connecting Communications Connectors Terminals Connect a host system or peripheral device to the appropriate communica tions connector confirm that the system or device conforms to that connec tor s communications specifications Before mounting the Fuzzy Temperature Controller be sure to consider the added depth required by connected cables Panel 1 2 Depth of the m...

Page 16: ...onnec tion tighten the screws on either side of the communications connector with a screwdriver When connecting communications via terminal blocks use crimp style termi nals of the appropriate size for use with M3 x 8 mm connector screws 6 5 8 max For the appropriate cable length refer to the respective communications specifications Section 2 2 ...

Page 17: ... 8 2 8 8 8 8 2 8 8 5 0 1 2 3 0 3 3 4 5 5 5 ...

Page 18: ...end CS Input 5 Data set ready DR Input 6 Data terminal ready ER Output 20 Connection Diagram The following diagram shows how the E5AF is connected to the host comput er using the RS 232C If the terminals are connected as shown by the dotted lines in the figure which is not absolutely necessary the cable can be used regardless of the direction SD FG DR CS SD RD RS ER FG SG CS RD RS DR SG 1 2 3 4 5 ...

Page 19: ...since the E5AF s RS 232C is defined as DTE Data Terminal Equipment If a CD signal is needed it must be provided a the host computer 3 1 2 RS 422 Electrical characteristics conform to EIA RS 422 Communications Signals The following information identifies the input output signals of the interface 24 23 22 21 20 Terminals 6 9 1 5 Connector Signal Abbreviation Signal direction Connector pin no Termina...

Page 20: ...AF RS 422 220 220 6 8 V MC34050 or equivalent The termination resistance 220 can be connected closing by SW601 and SW602 SW601 SW602 Synchronization Internal clock Cable length 500 m maximum total Applicable connectors Plug XM2A 0901 OMRON or equivalent XM4A 0921 OMRON or equivalent Hood XM2S 0911 OMRON or equivalent Connection method RS 422 connection Maximum 1 32 connection Note SW601 and SW602 ...

Page 21: ...4 5 6 7 8 20 7 1 3 5 6 9 7 7 1 3 5 6 9 1 3 5 6 9 7 1 3 5 6 9 1 3 5 6 9 7 1 3 5 6 9 RS 232C RS 422 Link Adapter 3G2A9 AL004 E OM RON Refer to product literature for details RS 232C RS 422 RS 422 RS 422 RS 422 Link Adapter Link Adapter E5AF A02 Controller No 0 3G2A9 AL001 OMRON E5AF A02 Controller No 1 E5AF A02 Controller No n 1 Up to 32 Controllers n can be connected The maximum extended cable leng...

Page 22: ...dapter 3G2A9 AL004 E The maximum number of connecting Controllers n is 32 with a total cable length of 500 m maximum 3 1 3 RS 485 Electrical characteristics conforms to EIA RS 485 Communications Signals The following information identifies the input output signals of the interface 24 23 22 21 20 Terminal 6 9 1 5 Connector Signal Abbreviation Signal direction Connector pin no Terminal no Inverted o...

Page 23: ...or must be turned off RS 485 E5AF terminator Abbrevi ation Pin no Abbrevi ation SG 9 5 3 Pin no Abbrevi ation SW601 of the terminator must be turned on Synchronization Internal clock Cable length 500 m maximum total Applicable connectors Plug XM4A 0921 OMRON or equivalent Hood XM2S 0911 OMRON or equivalent Connection method RS 485 connection Maximum 1 32 connection Note In the connection diagram a...

Page 24: ... Output Unit Mount the Output Unit with this mark facing the direction indicated by the arrow If the relay for the output selector switch SW202 the SSR or the Voltage Output Unit is installed set the out put selector switch to PUL pulse If the Current Output Unit is installed set the switch to CUR current A Refer to the E5AF instruction manual or the operating procedures in the da tasheet for deta...

Page 25: ...tor switches Communications connector SW601 and SW602 are factory set to OFF SW601 and SW602 of Controllers other than the terminator must be OFF OFF ON SW602 SW601 Terminator SW602 SW601 RS 422 designation ON ON RS 485 designation There is no SW602 ON Caution If a wrong Controller is designated as the terminator the operating current will increase thus causing the Fuzzy Temperature Controller to ...

Page 26: ...splay Control output value See Note Press Display Key Alarm 2 mode see Note Alarm 1 mode Controller number Baud rate Input type Press Display Key Press Display Key Press Display Key Press Display Key Press Display Key Note Heater Burnout Detection Models do not have a Alarm 2 mode display Controller Number This setting assigns a Controller number inte gers from 0 to 99 to each Fuzzy Temperature Co...

Page 27: ... not sup ported If a CD signal is needed it must be provided via the 12 V terminal on the host computer side The communications specifications of the E5AF are the same as those of the E5AX except for the commands that are used for the fuzzy function of the E5AF 3 5 Communications and Error Control The communications protocol for the E5AF E5EF is a special conversational type The first right to sen...

Page 28: ...o the end of the text FCS Calculation Example 0 0 R U 0 1 4 6 Controller no Header code Text FCS 40H 30H 30h 52H 55H 30H 31H 34H 36H ASCII code FCS 40H 30H 30H 52H 55H 30H 31H 46H Converted into ASCII code 34H 36H is exclusive OR H is hexadecimal code 3 5 3 Error Control E5AF E5EF errors must be corrected at the host computer The host comput er controls the following error recovery procedures Erro...

Page 29: ... Example 2 A main setting of 15AC is expressed as F015 When a Pt 1000is selected as input a main setting of 10 5AC is ex pressed as F105 After sending a command a response is returned Check the contents of the response and process it on the host computer The system cannot operate when the E5AF detects overflow underflow or A D error Write a program which checks the status data When a communication...

Page 30: ... Fuzzy scale 1 write Yes 3 10 W Fuzzy scale 2 write Yes 3 10 RS R RI RB RN RV RO Main setting read Alarm temperature read Input shift value read Proportional band read Integral time read Derivative time read Output value read Yes Yes 3 11 RW Heater burnout alarm temperature read Yes Yes See Note 2 3 11 Rj Fuzzy strength read Yes Yes 3 11 Rk Fuzzy scale 1 read Yes Yes 3 11 R Fuzzy scale 2 read Yes ...

Page 31: ...ower is ON The non volatile memory stores data when E5AF E5EF is in local mode The following block diagram shows the condition of data storage for both Backup mode and Local mode Non volatile memory Local mode Keys Communications board CPU R A M In the RAM write mode all set values are stored in the RAM while power is on This mode should be selected if the value you set must be changed fre quently...

Page 32: ...id this execute the RAM data all save There will be a response delay after this command is executed since the transfer will take approximately 0 5 s Channel no 01 Terminator 00 to 99 Channel no Start Controller no MW 01 FCS X101 X100 Header code If the end code is 00 operation was normal If the end code is other than 00 the command was not processed Controller no MW End code FCS X101 X100 X161 X16...

Page 33: ...ll other set tings use channel number 01 or end code 15 will be returned 4 The Controller number 00 to 99 must be a decimal code that allows the host computer to distinguish an E5AF Model from the other E5AF Models in the same system when communicating via RS 422 or RS 485 Do not give identical Controller numbers to Fuzzy Temperature Controllers in the same system as this will interfere with commu...

Page 34: ...ead If a temperature ex ceeding the range of the set limit is written end code 15 register error will result Use the Setting Limits command to check the setting range Start 00 to 99 Channel no Controller no R L 0 1 FCS X101 X100 Header code X101 X100 For negative data values x103 becomes F e g 35AC F035 Any data read will not include decimals Refer to the following examples For a Pt 1000 input 99 ...

Page 35: ... non volatile memory data coincide 1 RAM and non volatile memory data do not coincide As the status data the corresponding bits are set For example when alarm output 1 is ON the status data is 0200 ASCII code 30H 32H 30H 30H For negative data values x103 becomes F e g 35AC F035 An A D error requires E5AF E5EF inspection When the E5AF E5EF is underflowing the process temperature will be the lower l...

Page 36: ...ounter measures Example 1 Always check if the status data has the RAM data abnormal ity flag The RAM data abnormality flag in the status data means that an abnormality has occurred The flag will be reset after it is read Example 2 Always monitor the set values Any value different from the one that has been written means that abnormality has oc curred 3 14 Heater Current Value Read The CT input val...

Page 37: ...N for less than 200 ms 1 will be set and the present value will be maintained as a heater current value 3 15 Initial Status Read This command is used to check the initial status of the internal settings of the E5AF E5EF Start 00 to 99 Channel no Terminator Controller no R U 0 1 FCS X101 X100 Header code X101 X100 00 to 99 1 Controller no R U End code Status ALM1 ALM2 FCS X101 X100 Header code X161...

Page 38: ...alarm 2 Upper limit alarm 3 Lower limit alarm 4 Upper lower limit range alarm 5 Upper lower limit alarm with stand by sequence 6 Upper limit alarm with stand by sequence 7 Lower limit alarm with stand by sequence 8 Absolute value alarm 9 Proportional alarm See Note Note The proportional alarm mode is not available for alarm output 2 of the E5AF E5EF A and E5EF BA Alarm output 1 of the E5AF E5EF AH...

Page 39: ... Pt100 3 16 Auto tuning Start Start 00 to 99 Channel no Controller no A S 0 1 FCS X101 X100 Header code X101 X100 Note 1 If this command is sent during auto tuning an end code 0D command cannot be executed will be returned 2 To check the execution completion or interruption of auto tuning use the response block status data that corresponds to the process temperature reading Command Format Section ...

Page 40: ...rt 00 to 99 Channel no Controller no A P 0 1 FCS X101 X100 Header code X101 X100 Note When auto tuning is interrupted the setting data becomes that before the start of auto tuning 00 to 99 Start Controller no A P End code FCS X101 X100 Header code X161 X160 3 18 Undefined Error The response when the header code of the command cannot be read Start 00 to 99 Controller no I C FCS X101 X100 Header cod...

Page 41: ... tuning 10 Parity error even When the sum of 1 bits in the received data do not agree with the even or odd parity that has been set 11 Framing error When the stop bit is 0 12 Overrun error When the receive data register is full and new receive data is transferred to it 13 FCS error When the FCS shows disagreement 14 Format error When the total length of the command is incorrect 15 Data error When ...

Page 42: ...sulting opera tion is therefore a maximum of 1 2 s 0 2 0 5 0 5 Example 2 Reading the Process Temperature Reading the temperature of Controller 00 Command Format 00RX01 FCS 2 digits B 11 bytes 11 bits x 11 bytes 121 bits Response Format 00RX000500 status data 4 digits FCS 2 digits B 19 bytes present value 500AC 11 bits x 19 bytes 209 bits Therefore when communicating at 1 200 bps 121 209 bits 1 200...

Page 43: ... char acter of text data After data input FCS is calculated and transmitted with a terminator If this program is not executed correctly there is an error in the transmission section check the connection of communications cables 0 12 3 4 12 5 3 3 6 12 7 12 5 5 4 12 81 3 6 5 6 4 0 3 9 4 3 9 3 5 9 3 6 1 5 4 6 3 A 3 6 6 6 5 5 0 0 B 31 3 6 5 3 13 5 5 3 C 5 6 6 Section 3 21 ...

Page 44: ...6 31 7 4 6 3 D 3 4 0 4 6 4 4 6 3 B C 5 5 EA 9 3 3 5 E 9 3A F G 6 6 H I J 6 51 D 13 9 CB G 6 6 51 D AF A3 C 3 K AF 3 3A F 0 3 3 E 5 12 AF K AF 3A 3 D 7 31 5 4 5 3 L G 6 6 6 4 0 3A 5 5 6 6 4 3 3 3 D L L L 0 M3 0 5 5 0 31 0 0 6 0 Section 3 21 ...

Page 45: ... 4 4 4 3 9 51 D M 5 51 D C C M3 0 A3 A M C A M G 31 K AF AF G 6 3A AF 5 5 C C AF 6 I 4 0 5 3A AF AF 12 AF K AF 3A AF 5 4 6 AF 3A 6 AF 3A 5 AF 3A 9 3 3A AF 7 6 C AF 0 AF 5 31 K AF 9 3A 9 I 4 4 51 D 9 3 C9 3A 12 4 4 Section 3 21 ...

Page 46: ...uter is a PC 9801 RUN SEND DATA RESPONSE 00RU000000077 If only the RETURN key is pressed when inputting data the RU command is transmitted to Controller no 00 RUN SEND DATA 00RX01 RESPONSE 00RX000085000047 The process temperature of Controller no 00 is read RUN SEND DATA 00WS011234 RESPONSE 00WS0044 1234 is written as the set value for Controller no 00 RUN SEND DATA 00RS01 RESPONSE 00RS00123445 Th...

Page 47: ... 8 2 8 8 1 8 5 6 7 8 1 8 0 6 5 9 6 5 2 6 5 2 0 6 6 5 9 5 8 ...

Page 48: ...AX A20 are identical Communications are possible as long as the VAL signal from the SYSMAC PC is ON low When a data select code DSL1 to DSL6 is input from the PC to the E5AF A20 the E5AF A20 either reads data from lines WD1 through WD4 or writes data to lines RD1 through RD4 according to the data select code Note 1 Use the communications connector on the back of the E5AF to connect the PC and the ...

Page 49: ...te data 21 10 WD3 Input Write data 22 11 WD4 Input Write data 23 12 VAL Input Effective signal 13 GND Output side power supply 0 V 14 RD1 Output Read data 20 15 RD2 Output Read data 21 16 RD3 Output Read data 22 17 RD4 Output Read data 23 18 BUSY Output BUSY signal 19 20 21 22 23 24 VDC 24 VDC output side power supply must be supplied from an external power supply 24 24 VDC 24 VDC output side powe...

Page 50: ...set the write data and then change the select code 6 The select code is read on the falling edge of the BUSY signal Do not change the select code while the BUSY signal is high 7 Once the select code has been changed do not change it again until after the falling edge of the next BUSY signal 8 If the VAL signal goes high while the BUSY signal is low under pro cess select code processing may be inte...

Page 51: ...0 101 102 103 28 29 2A 2B Undefined 100 101 102 103 0C 0D 0E 0F Alarm temperature 1 See Note 100 101 102 103 2C 2D 2E 2F Alarm temperature 1 See Note 100 101 102 103 10 11 12 13 Alarm temperature 2 100 101 102 103 30 31 32 33 Alarm temperature 2 100 101 102 103 14 15 Undefined 34 35 Undefined 16 17 Memory status Mode status 36 37 Memory status Mode status 18 19 1A 1B Undefined 38 39 3A 3B Error co...

Page 52: ...atus Data select code 17 0 Backup mode 1 RAM write made X X X 20 Memory Status Data select code 36 23 X X X 0 RAM and non volatile memory data coincide 1 RAM and non volatile memory data do not coincide Mode Status Data select code 37 0 Backup mode 1 RAM write made X X X 20 Error Code 1 Data select code 38 A D error X 22 X 20 RAM data abnormality Error Code 2 Data select code 39 Overflow Underflow...

Page 53: ...circuitry Output operation Normal Reversed Input shift value display Yes No X 22 21 20 1 0 Alarm Model 1 Data Select Code 3D For the E5AF A this code indicates the Model of alarm output 1 The re sponses are shown in response 0 to 9 of Alarm Model 1 Response Model Description 0 Alarm No alarm 1 Upper lower limit alarm 2 Upper limit alarm 3 Lower limit alarm 4 Upper lower limit range alarm 5 Upper l...

Page 54: ...g DSL1 100 set 0 DSL2 101 set 1 DSL3 102 set 3 DSL4 103 set 5 20 ms min 100 data write 101 data write 102 data write 103 data write 1 A I A II A III 40 to 60 ms 2 A IV 40 to 90 ms When four digit write data is all ready 3 B MIN 30 ms 4 C I C II C III MAX 90 ms 5 C IV MAX 120 ms DSL Data select code WD Write data WD I WD II WD III WD IV D I D II D III DSL I DSL II DSL III DSL IV C I C II C III C IV...

Page 55: ...hart change the DSL setting as follows D I C I or D II C II D III C III 4 7 E5AF A20 Application Example 1 The following example describes the I O configuration and programming re quired to send set values and process values between the E5AF A20 and the C1000H SYSMAC C series PC 4 7 1 I O Configuration The following illustration and table show the system configuration and I O allocations used in t...

Page 56: ...data 22 IR 00702 on Output Unit 11 WD4 Input Write data 23 IR 00703 on Output Unit 12 VAL Input Effective signal IR 00704 on Output Unit 13 GND Output side power supply 0 V 14 RD1 Output Read data 20 IR 00900 on Input Unit 15 RD2 Output Read data 21 IR 00901 on Input Unit 16 RD3 Output Read data 22 IR 00902 on Input Unit 17 RD4 Output Read data 23 IR 00903 on Input Unit 18 BUSY Output Busy signal ...

Page 57: ...ontrols VAL signal IR 03200 is ON for 1 scan to indicate rising edge of BUSY signal IR 03201 is ON for 1 scan to indicate falling edge of BUSY signal Continues on the next page I P R SFT 10 040 040 Used to control data movement se quence Turns ON bit 1 of word that will be used as shift regis ter Activates read operation Section 4 7 ...

Page 58: ...1 to output word Moves DSL2 to output word Moves DSL3 to output word Move DSL4 to output word Moves 100 read data to DM area from input word Moves 101 read data to DM area from input word 4 7 3 Program 2 Write Program In the following program a single shift register is used to control data move ment of both data select codes and write data A total of six scans will be re quired to move all eight u...

Page 59: ... Moves DSL1 to output word Moves write data 101 to output word Moves DSL2 to output word Moves write data 102 to output word Moves DSL3 to output word Continues on the next page 25314 25314 04200 04201 I P R SFT 10 040 040 Controls VAL signal IR 04200 is ON for 1 scan to indicate rising edge of BUSY signal IR 04201 is ON for 1 scan to indicate falling edge of BUSY signal Used to control data movem...

Page 60: ...d and write operations using a sig nal shift register to control data movements for both DIFU 13 03300 00312 03301 00000 03401 DIFU 13 03400 00001 MOV 21 0001 035 03301 03300 03300 03301 00312 03508 03401 03400 03401 03508 03400 Controls VAL signal Controls interlock for read operation Controls interlock for write operation Read SW Write SW Continues on the next page 00000 00001 ntlp Activates rea...

Page 61: ... Moves read data 100 to DM area Continues on the next page 25314 25314 03200 03201 I P R SFT 10 040 040 Interlocks read operation Used to control data move ment sequence of both read and write operations MOVD 83 002 0300 DM 0010 MOVD 83 DM 0003 0110 003 03503 03505 03508 ILC 03 03504 03506 MOVD 83 002 0200 DM 0010 MOVD 83 002 0100 DM 0010 MOVD 83 DM 0002 0110 003 Moves DSL3 to output word Moves re...

Page 62: ... 101 to output word Moves DSL2 to output word Moves write data 102 to output word Moves DSL3 to output word Interlocks write operation 25313 ILC 03 END 01 03505 MOV 21 001 DM 0030 MOV 21 DM 0010 004 MOVD 83 DM 0023 0110 003 MOVD 83 DM 0030 0003 003 Moves write data 103 to output word Moves DSL4 to output data Moves read data stored in DM 0010 to output word for the display Moves data input from th...

Page 63: ...0 input from switches PC 0 V DM 0501 write data for E5AF The program provided in this section operates as follows 1 2 3 1 When the VAL control switch is ON the E5AF A20 is ready to process communications 2 When the read write control switch is ON data will be written to the E5AF A20 When this control switch is OFF data will be read from the E5AF A20 3 Select codes 04 through 07 set value 1 are use...

Page 64: ...t count ON transitions in the BUSY signal These counters are used to control data movement instructions indirectly through DIFU 13 instructions All of these counters are reset through IR 03405 which is turned ON by the Completion Flag for CNT 009 below Continues on the next page Execution control switch Differentiated bit for CNT 008 CP R CNT 009 0004 CP R CNT 001 0001 CP R CNT 002 0001 CP R CNT 0...

Page 65: ...tions 1st write digit DSL1 2nd write digit DSL2 3rd write digit DSL3 The differentiated bits pro duced off CNT 001 through CNT004 are used together with the ON status of the Read write control input IR 00208 to sequentially move the write data to the output word for E5AF The write data in DM 0501 was moved there from IR 000 the input word from the thumbwheel switches IR 03404 next page is used to ...

Page 66: ... activated indirectly from CNT 001 through CNT 004 but this time the read write control in put signal on IR 00208 is OFF MOV 21 0706 DM 0503 MOV 21 2322 DM 0503 Store the data select codes DSL for writing data Moves set value input via thumbwheel switches IR 000 to DM 0501 Store the data select codes DSL for reading data 4th write digit DSL4 Always ON Flag DSL1 and DSL2 DSL3 and DSL4 DSL for 3rd d...

Page 67: ...entiated bits produced off CNT 005 through CNT 008 are used to sequentially move the read data from the input word for E5AF to storage words in the DM area IR 03402 is used to indi cate that all four digits have been read Outputs first two digits to 7 segment dis play 1st read digit 2nd read digit 3rd read digit 4th read digit From CNT 005 From CNT 006 From CNT 007 From CNT 008 Always ON Flag Outp...

Page 68: ...l input 12 Write data 103 for E5AF Read data l VAL control value 13 processes value from E5AF Not used 14 from E5AF 15 VAL control input Bit IR 005 IR 006 IR 007 00 Output of process value to segments th h f th 7 t di l Output of process value to segments th h f th 7 t di l Not used 01 g a through g of the 7 segment display 1st digit g a through g of the 7 segment display 3rd digit 02 1st digit 3r...

Page 69: ...its of write data indirectly resets CNT 001 through CNT 004 Work Bits The following bits are used within the program to control execution Bit IR 032 IR 033 IR 034 00 Bit indicating BUSY signal ON Differentiated bit for CNT 009 Completion Flag Not used 01 Differentiated bit for BUSY signal ON Not used 02 Differentiated bit for BUSY signal OFF Bit indicating 4 digits read 03 Not used Differentiated ...

Page 70: ... 4 8 4 Counter Operation Timing Chart The following illustrates the counter sequence and timing 1 2 3 4 1 2 3 4 BUSY CNT 001 CNT 002 CNT 003 CNT 004 CNT 009 CNT 008 OFF ON Section 4 8 ...

Page 71: ... 8 2 8 8 8 8 5 8 ...

Page 72: ...erminal 6 9 1 5 Connector Signal name Terminal number Connector connection Terminal connection Transmission output positive 1 2 3 4 and 5 are common 21 Transmission output negative 6 7 8 and 9 are common 20 Plug XM4A 0921 OMRON or equivalent one Hood XM2S 0911 OMRON or equivalent one 5 1 3 Connection 6 7 8 9 com mon Connector Model 20 Terminal Model External unit Recorder 1 2 3 4 5 common Connecto...

Page 73: ...Fuzzy Temperature Controller For mounting or removing the Output Unit or setting each function switch refer to 3 2 Before Applying Power However no termi nator designation is necessary With the E5AF AF Transmission Output Models the contents of its output can be set Transmission output selector switch SW207 Transmission Output Selector SW207 1 2 ON Items Selector position 1 2 Output contents Outpu...

Page 74: ... to 4 mA to to 100 0 to 0 0 0 0 to 100 0 Note 1 The upper limit of the set value is expressed by 8 and the lower limit of it is expressed by 2 In the case of A D error memory error or abnormal input 1 mA safety side is output in the same manner as the Electrical Current Output Unit 3 If the process temperature exceeds either edge of the set limit the trans feroutput will rither be 4 mA or 20 mA Se...

Page 75: ...0 0 1 1 0 0 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 R C 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 4 5 6 7 NUL SOH STX ETX EOT ENQ ACK BEL BS HT LF VT FF CR SO SI DLE DC1 DC2 DC3 DC4 NAK SYN ETB CAN EM SUB ESC FS GS RS US SPACE 0 1 2 3 4 5 7 8 9 6 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z N C D a b c d e f g h i j k l m n o p q r s t u v w x y z DEL O Even parity ...

Page 76: ...3G2A9 AL001 Three RS 422 connectors for RS 422 line distribution 3G2A9 AL004 E One RS 232C connector and two RS 422 connectors for RS 232C and RS 422 Connectors XM4A 0921 XM4A 2521 Plug D sub connectors Use in combination with XM2S XM2S 0911 XM2S 2511 Hood ...

Page 77: ...Appendix B Optical Link Adapter Z3RN To extend RS 232C line Recorder E55A A6 C E55A B C 4 to 20 mA input In conjunction with E5AF F the process temperature can be recorded ...

Page 78: ... 0 1 0 2 3 1 1 4 0 1 1 1 1 5 5 6378 6 78 5 0 2 10 0 00 0 0 9 4 9 1 3 04 1 0 0 0 2 ...

Page 79: ... 1 6 8 6 8 6 58 0 1 4 0 0 2 1 1 1 1 14 4 4 4 1 1 1 9 1 1 0 0 1 ...

Page 80: ... 14 6 8 14 4 1 4 5 0 1 0 1 0 ...

Page 81: ...e catalog number on the front cover of the manual Cat No Z77 E1 1 Revision code The following table outlines the changes made to the manual during each revision Page numbers refer to the previous version Revision code Date Revised content 1 June 1992 Original production ...

Page 82: ... U S A OMRON ELECTRONICS LLC 1 Commerce Drive Schaumburg IL 60173 847 843 7900 For US technical support or other inquiries 800 556 6766 OMRON CANADA INC 885 Milner Avenue Toronto Ontario M1B 5V8 416 286 6465 OMRON ON LINE Global http www omron com USA http www omron com oei Canada http www omron ca ...

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