Omron B7A Manual
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Omron B7A Manual

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Wiring-reduction Units
that allow several switching
signals to be transmitted
over just 2 wires
B7A
Link Terminals

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Summary of Contents for Omron B7A

  • Page 1 Wiring-reduction Units that allow several switching signals to be transmitted over just 2 wires Link Terminals...

  • Page 2: Table Of Contents

    CQM1 B7A Interface Units ........
  • Page 3 (16 points) (16 points) models models (16 points) relay outputs (16 points) (32 points) (16 points) Input (transmission) B7A, B7AS G70D-R6-B7A B7AH Screw B7AS terminal models (32 points) Screw B7A, B7AS terminal models (16 points) Modular...

  • Page 4: I/O Combination Models

    Screw terminal model with relay outputs (16 points) Set the I/O delay time setting switch to Modular model (16 points) the setting of B7A Terminals used in combination. PLC connector model (16 points) Note: Only normal I/O delay Hybrid IC model (16 points) time (typically 19.2 ms)

  • Page 5: 10-Point Terminal Models

    10-point Terminal Models Input (Transmission) Output (Reception) Screw terminal model (10 points) Screw terminal model (10 points) Modular model (10 points) Modular model (10 points) FA connector model (10 points) B7AC DeviceNet model DRT1-B7AC Note: The 10-point model has a normal I/O delay time of 19.2 m (typical); 10-point models with short I/O delay time are not available. The transmission signals of the 16-point PLC connector model are not compatible with those of the 10-point model.

  • Page 6: Cqm1 B7A Interface Units

    (32 points) Note: Use combinations of B7A Interface Units and B7A LInk Terminals with the same I/O delay time. The I/O delay time (high speed: typically 3 ms; normal speed: typically 19.2 ms) can be switched for B7A Interface Units and 32-point B7A screw terminal models...

  • Page 7: Cs1 And C200Hx/C200Hg/C200He/C200Hs/C200H B7A Interface Units

    (32 points) Note: Use combinations of B7A Interface Units and B7A LInk Terminals with the same I/O delay time. The I/O delay time (high speed: typically 3 ms; normal speed: typically 19.2 ms) can be switched for B7A Interface Units (except for C200H-B7AI1 and C200H-B7AO1) and 32-point B7A screw terminal models using a selection switch.

  • Page 8: Connection Examples

    Output Unit (16 points) Connect to the SIG terminal of the B7A Output Link Terminal. Connect to the negative power supply terminal of the B7A Output Link Terminal. Connect to the SIG terminal of the Unused Indicator B7A Input Link Terminal.

  • Page 9: Connection With Cs1/Sysmac C200Hx/C200Hg/C200He/C200H/C200Hs

    Connection with CS1/SYSMAC C200HX/C200HG/C200HE/C200H/C200HS C200H B7A Interface Unit C200H-B7AI1 Input Unit C200H-B7AO1 Output Unit B7A/B7AS B7A/B7AS Input Unit Output Unit (16 points) (16 points) Limit switch, Indicator proximity sensor, or photoelectric or valve sensor C200H I/O Unit C200H-OD215 C200H-ID215 Output Unit...
  • Page 10 C200H-MD215/ C200H-MD115 I/O Units B7A PLC connector Note: model (16 points) The C200H-MD215 or Input Unit C200H-MD115 cannot be B7A-T6E3 (CH1) used in dynamic mode. B7A-T6E8 (CH1) B7A/B7AS Input Unit (16 points) Output Unit B7A-R6A13 (CH2) Limit switch, B7A-R6A33 (CH2)

  • Page 11: Connection With Cvm1/Cv Series

    B7A PLC connector model (32 points) C200H-ID217 B7A PLC connector C200H-OD219 Two Output Units Input Unit model (32 points) Output Unit B7A-R3A13 Two Input Units B7A-R3A33 B7A-T3E3 B7A-R3A18 B7A-T3E8 B7A-R3A38 B7A/B7AS B7A/B7AS Input Unit Output Unit (16 points) (16 points)
  • Page 12 B7A PLC connector model (16 points) Input Unit B7A-T6E3 B7A-T6E8 3G2A5-MD211CN I/O Unit B7A/B7AS Input Unit (16 points) Output Unit B7A-R6A13 Limit switch, B7A-R6A33 proximity sensor, B7A-R6A18 or photoelectric B7A-R6A38 sensor B7A/B7AS Output Unit (16 points) Indicator or valve C500 I/O Unit...

  • Page 13: B7As

    Link Terminals with 32 Inputs B7AS Incorporates 2 Sets of 16 Input Points in a Single Unit Select either normal I/O delay time or short I/O delay time using a switch. Compact dimensions contribute to space savings. Use for either contact or no-contact inputs. Ordering Information Model Number Legend B7AS - T 3 B S...
  • Page 14 VCTF cable is used, however, the transmission distance will be 10 m maximum regardless of whether or not independent power supplies for the Input and the Output Link Terminals are used. 2. The minimum input time is required for the B7A/B7AS to read an input signal. 3. For high-speed models, these values are possible without grounding the shielded line.
  • Page 15 B7AS B7AS Nomenclature Power terminals Input terminals Transmission terminals Power supply indicator Input indicators I/O delay selector switch Transmission terminals Input terminals Power terminals Recommended Solderless Terminals Indicator Operation Wire JIS specifications Indicator Function 0.75 mm (AWG#18) RAV 1.25 to 3.5 (vinyl-insulated round POWER G Lit when power is supplied and the wire) or RAP 1 25 to 3 5...
  • Page 16 The 6 positive and 6 negative power supply terminals are respectively connected internally. Use any positive and negative terminals for the power supply and any negative terminal for the negative signal line. I/O Delay: Normal Speed (Connect Independent Power Supplies) (12 to 24 VDC) DC power supply B7A/B7AS: Normal-speed model Power Power supply supply Power...
  • Page 17 B7AS B7AS Dimensions Note: All units are in millimeters unless otherwise indicated. Installation Internal Circuits and Terminal Arrangement Power Power supply supply Power Power supply supply...

  • Page 18: B7A/B7As

    Link Terminals with 16 I/O Points (Screw Terminal B7A/B7AS and Modular Models) Transmit Signals while Saving Space and Wiring Effort More economical than previous multipoint trans- mission terminals. Transmit 16 input signals over just 2 wires (or 3 wires if only one Terminal has power supply.) Models available with normal I/O delay time (19.2 ms typical) or short I/O delay time (3 ms...
  • Page 19 Approx. 160 g Approx. 130 g Note: 1. All B terminals of the B7A-T6Aj are negative terminals; power must be supplied to the three-wire sensor via the positive power supply terminal or from an independent power supply. Two-wire sensors must satisfy the following requirements: Residual voltage: 4 V max.
  • Page 20 ON, the B7A will be OFF. 3. Consumption when all 16 points are ON. Excludes external sensor current for Input Terminals. 4. The minimum input time is required for the B7A to read an input signal. Output Models...

  • Page 21: Models

    2. If a single power supply is connected to the Input or Output Link Terminal via a VCTF cable with a thickness of 0.75 mm minimum, the current flow must not exceed 1.8 A. 3. Refer to I/O Status on page 102 for the relationship between the output logic and output ON/OFF status of the B7A.
  • Page 22 Input configuration Indicates the compatible transistor type for the input device. I/O delay time Indicates the typical I/O delay time of the B7A. Use a combination of an Input and an Output Link Terminal with the same I/O delay time. Output Output configuration Indicates the compatible transistor type for the output transistor.
  • Page 23 B7A/B7AS B7A/B7AS Operation Power Supply There are normal-speed and high-speed 16-point models, which are different in recommended transmission cable and transmission distance. If only a single power supply is connected to either the input model or output model, the current on the power line will be limited.
  • Page 24 B7A/B7AS B7A/B7AS Connection of Single Power Supply to Input or Output Terminal B7A/B7AS B7A/B7AS ERROR (–) (–) – – Shielded cable – Note: In this example, a shielded transmission Transmission distance cable with a thickness of 0.75 mm is used, 50 m max.
  • Page 25 B7AS (32.2) 113.5 Two, 4.5 dia. 4.25 (14) 35.3 12.5 Twenty-four, M3.5 terminals Modular Models (B7A-T6D2, B7A-T6D7, B7A-R6A52, B7A-R6A57) Mounting Holes (Top View) Twenty-four, +0.1 dia. holes 0.64 x 0.64 7.62 27.94 0.1 25.4 0.1 Pin no. 1 Positioning pin 1.4 dia.
  • Page 26 B7A/B7AS B7A/B7AS Compact Modular Models (B7A-T6D7-D, B7A-R6A57-D) Mounting Holes (Top View) NIneteen, 0.64 x 0.64 +0.1 dia. holes...
  • Page 27 B7A/B7AS B7A/B7AS Installation Internal Circuits and Terminal Arrangement Screw Terminal Models B7A-T6A1/-T6A6 Trans- (Input, Active Low) mission line 12 to – 24 VDC Brown (white) Two-wire proximity sensor (with DC Blue output) (black) IN10 IN11 IN12 IN13 IN14 IN15 (–) –...
  • Page 28 The colors in parentheses refer to the old colors. 2. Do not short-circuit the SIG terminal with the positive power supply terminal, negative power supply terminal, or a Bjj terminal, otherwise the internal elements of the B7A will be damaged and no transmission will be possible.
  • Page 29 The colors in parentheses refer to the old colors. 2. Do not short-circuit the SIG terminal with the positive power supply terminal, negative power supply terminal, or a Bjj terminal, otherwise the internal elements of the B7A will be damaged and no transmission will be possible. B7A-R6B11/-R6B16/-R6B31/-R6B36...
  • Page 30 – – 12 to 24 VDC Valve Indicator Relay Note: Do not short-circuit terminals Ajj and Bjj, otherwise the internal element(s) of the B7A may be damaged. B7A-R6F11/-R6F16/-R6F31/-R6F36 Trans- (Output, PNP Open Collector) mission line 12 to 24 VDC –...
  • Page 31 – – – – – – – – – – – – – – – – Note: Do not short-circuit terminals 12 to 24 VDC Ajj and Bjj, otherwise the Indicator Valve internal element(s) of the B7A may be damaged.
  • Page 32 B7A will be damaged. 2. Logic output processing and error output processing methods can be selected with the selectors. The se- lectors are not required when the B7A is used with its output fixed to the output logic. N/P: Negative/Positive...
  • Page 33 B7A/B7AS B7A/B7AS Compact Modular Models B7A-T6D7-D Circuit Diagram (Input) Inside B7A Trans- mission line 12 to 24 VDC NPN open collector 3-wire sensor, PLC etc. Switch B7A-R6A57-D (Output) Circuit Diagram Inside B7A Trans- mission line 12 to 24 VDC Selection switch (See note.) Relay, etc.

  • Page 34: B7A

    Link Terminals with PLC Connectors (16 and 32 I/O Points) Transmit Signals while Saving Wiring Effort and Space between the B7A and Connecting to an OMRON PLC and 16-point B7A with ease. Models with 16-point terminals and 32-point terminals are available.
  • Page 35 Input and the Output Link Terminals are used. 4. The minimum input time is required for the B7A to read an input signal. 5. Set the timer of the PLC to 0.02 s minimum if a normal-speed model is connected to the PLC.
  • Page 36 Output Models Item 16-point 32-point B7A-R6A13/R6A18/R6A33/R6A38 B7A-R3A13/R3A33/R3A18/R3A38 Output configuration NPN open collector Current consumption 50 mA max. with all input terminals ON 80 mA max. with all input terminals ON (see note) Rated load voltage 5 to 24 VDC Output residual voltage 0.8 V max.
  • Page 37 Indicator Operation Recommended Solderless Terminals 16-point Terminal Models Wire JIS specifications RAV 1.25 to 3.5 (vinyl-insulated round 0.75 mm (AWG#18) Indicator Function wire) or RAP 1 25 to 3 5 wire) or RAP 1.25 to 3.5 POWER G Lit when power is supplied and the 1.25 mm (AWG#16) (nylon-insulated round wire)
  • Page 38 Operation Power Supply 16-point Terminal Models I/O Delay: Normal Speed Connection of Independent Power Supplies Input Output Note: A VCTF cable with a thickness of 0.75 mm min. must be used for – – SIG signal transmission. – Transmission distance –...
  • Page 39 Connection of Single Power Supply to Input or Output Terminal Input Output Note: In this example, a shielded transmis- – – Shielded cable sion cable with a thickness of 0.75 mm min. is used, through which a current of 1.8 A max. can be transmitted. It is rec- –...
  • Page 40 I/O Delay: High Speed Connection of Independent Power Supplies Input Output SIG SIG ERRERR SIG SIG – – – – Shielded cable Note: A shielded cable with a SIG1 thickness of 0.75 mm SIG2 min. must be used for sig- nal transmission.
  • Page 41 B7A-series Models with PLC Connectors and Connecting PLCs Input Model Input C200H C500 CQM1 points delay configuration MD115 MD215 OD215 OD218 OD219 MD211CN OD415CN OD213 OD213 B7A-T6E3 Normal NPN compatible speed B7A-T6E8 High speed B7A-T3E3 Normal speed B7A-T3E8 High speed...
  • Page 42 Dimensions Note: All units are in millimeters unless otherwise indicated. 16-point Terminal Models Two, M2.6 Four, M3.5 12.6 32-point Terminal Models Two, M2.6 73.3 Seven, M3.5 12.6...
  • Page 43 NC (open) board Connector Note: Do not short-circuit the SIG terminal with a positive or nega- tive power supply terminal, otherwise the internal elements of the B7A will be damaged and no transmission will be pos- sible. Connector Terminal board...
  • Page 44 IN20 – IN09 IN21 IN10 IN22 IN11 IN23 Note: Do not short-circuit the SIG terminal with a positive or negative power supply terminal, other- wise the internal elements of the B7A will be damaged and no transmission will be possible.
  • Page 45 2. A maximum of 0.4 A can be supplied from each positive terminal (9, 29). 3. The user cannot replace the fuse. 4. Do not short-circuit any output terminal with the positive terminal, otherwise the internal elements of the B7A will be damaged.

  • Page 46: G70D-B7A

    LOAD OFF (See note G70D-R6M31-B7A Note: 1. Not connectable to high-speed B7A models. 2. When an error occurs, the status of outputs just before the error occurred is maintained. 3. When an error occurs, all the outputs are turned OFF.
  • Page 47 G70D-B7A G70D-B7A General G70D-R6R 1-B7A (Relay Outputs) Item Specification Contacts 16 SPST-NO contacts Contact mechanism Single Contact material Agco Contact resistance (See note 1.) 100 mΩ max. Operating time 10 ms max. Release time 10 ms max. Maximum switching frequency...
  • Page 48 G70D-B7A G70D-B7A G70D-R6M 1-B7A (Power MOS FET Relay Outputs) Item Specification Contacts 16 SPST-NO contacts Isolation method Photocoupler Operating time 6 ms max. Release time 10 ms max. 2.4 Ω max. Output ON resistance 10 µA max. (at 125 VDC)
  • Page 49 The following data was obtained from measurements of samples taken from the production line. Relays are mass produced and performance characteristics will differ from product to product. Therefore, use the following data as reference only. G6D-1A (24 VDC) (Power Relay Mounted to G70D-R6R 1-B7A) Life Expectancy...
  • Page 50 G70D-B7A G70D-B7A G3DZ-2R6PL (Power MOS FET Relay Mounted to G70D-R6M 1-B7A) Load Current vs. Ambient Temperature Inrush Current Resistivity (Non-repetitive) (The value will be less than half for repetitive inrush currents.) Energizing time (ms) Ambient temperature ( C) Note: The above graph shows the characteris-...
  • Page 51 Relay driver Relay driver DC-DC converter Relay driver (See note.) Note: The above diagram is for G70D-R6R 1-B7A models (G6D-mounting). With G70D-R6M 1-B7A models, G3DZ Power MOS FET Relays are used. Terminal Arrangement G70D-R6 -B7A 24 VDC Note: 1. Internal connections are indicated by dotted lines in the above diagram.
  • Page 52 This Link Terminal is for relay output. Do not use thinners to clean the product. Doing so will dissolve or G70D-R6R 1-B7A Link Terminals use 24-VDC G6D-1A Relays discolor the surface of the product. and G70D-R6M 1-B7A Link Terminals use 24-VDC G3DZ-2R6PL Mounting Relays.

  • Page 53: B7Am-6Bs

    B7AM-6BS Link Terminal with 16 Inputs and 16 Outputs Incorporates 16 Input and 16 Output Points in a Single Unit Normal-speed or high-speed transmission is possible using a selection switch. Compact and space-saving. Ordering Information Model Number Legend B7AM - 6 B S 1.
  • Page 54 B7AM-6BS B7AM-6BS Specifications Characteristics General Normal speed High speed Communications method Unidirectional, time-division multiplex Transmission distance 500 m max. 100 m max. (see note 1) I/O delay time Typical: 19.2 ms; 31 ms max. Typical: 3 ms; 5 ms max. Minimum input time (see note 2) 16 ms 2.4 ms...
  • Page 55 B7AM-6BS B7AM-6BS Nomenclature Power terminals Input terminals Transmission terminal Power supply/ Input indicators error indicator Selector switch Output indicators Transmission terminal Power terminals Output terminals Indicator Operation Recommended Solderless Terminals Indicator Function Wire JIS specifications RAV 1.25 to 3.5 (vinyl-insulated round POWER/ERR G Lit when power is supplied and the 0.75 mm...
  • Page 56 B7AM-6BS B7AM-6BS Operation Power Supply The six positive and six negative terminals on the terminal block are internally connected. Use positive and negative terminals for the power supply terminals and another negative terminal for the negative signal line. Connect the SIG1 terminals to SIG2 terminals for the signal lines. I/O Delay: Normal Speed (12 to 24 V) (12 to 24 V)
  • Page 57 B7AM-6BS B7AM-6BS Operation Limit switch, proximity sensor, or photoelectric sensor Limit switch, proximity sensor, or photoelectric sensor Sixteen-point input Sixteen-point input Sixteen-point output Sixteen-point output Indicator or valve Indicator or valve Note: The B7AM transmits input signals from SIG1 (input terminal) to SIG2 (output terminal). If an error results while the B7AM is transmitting input signals, an error signal is output from the output side only.
  • Page 58 B7AM-6BS B7AM-6BS Installation Internal Circuits and Terminal Arrangement Power Power supply supply Power Power supply supply...

  • Page 59: Link Terminals With 8 Inputs And 8 Outputs

    B7AM-8j Link Terminals with 8 Inputs and 8 Outputs Transmission Units Transmitting Input and Output Signals Transmit eight input signals and eight output signals over three wires (or four wires if only one terminal has power supply). Transistor and relay inputs can be connected to the input terminals.
  • Page 60 B7AM-8j B7AM-8j Specifications Characteristics General Normal speed High speed Communications method Unidirectional, time-division multiplex Transmission distance (see note 1) 500 m max. 100 m max. (see note 2) I/O delay time Typical: 19.2 ms; 31 ms max. Typical: 3 ms; 5 ms max. Minimum input time (see note 3) 16 ms 2.4 ms...
  • Page 61 B7AM-8j B7AM-8j Screw Terminal Models Item B7AM-8B11/-8B31/-8B16/-8B36 B7AM-8F31 Compatible inputs Switches, two-wire sensors with DC output, Switches, two-wire sensors with DC output, (see note 1) three-wire NPN sensors three-wire PNP sensors I/O delay time B7AM-8Bj1: normal speed (typical 19.2 ms); Normal speed (typical 19.2 ms) B7AM-8Bj6: high speed (typical 3 ms) Input logic...
  • Page 62 Output current Indicates the rated output current value of the B7A per point. I/O delay time Indicates the typical I/O delay time of the B7A. Use a combination of an Input and Output Link Terminal with the same I/O delay time.
  • Page 63 B7AM-8j B7AM-8j Operation Power Supply The two positive and three negative terminals on the terminal block are internally connected on the terminal block. Use a positive terminal and negative terminal for the power supply terminals and another negative terminal for the negative signal line. Connect the SIG1 terminals to SIG2 terminals for the signal lines.
  • Page 64 B7AM-8j B7AM-8j I/O Delay: High Speed Connection of Independent Power Supplies DC power DC power supply supply – – SIG1 SIG1 Power Power Power Power supply supply supply supply SIG1 SIG1 – – – – Power Power Power Power OUT0 OUT1 OUT 2 OUT3...
  • Page 65 B7AM-8j B7AM-8j Operation Limit switch, proximity sensor, or photoelectric sensor Limit switch, proximity sensor, or photoelectric sensor Eight-point input Eight-point input Eight-point output Eight-point output Indicator or valve Indicator or valve Note: The B7AM transmits input signals from SIG1 (input terminal) to SIG2 (output terminal). If an error results while the B7AM is transmitting input signals, an error signal is output from the output side only.
  • Page 66 B7AM-8j B7AM-8j Installation Internal Circuits and Terminal Arrangement B7AM-8B11/-8B16/-8B31/-8B36 (Input, Active Low/Output, NPN Open Collector) SIG1 SIG2 Transmission Transmission 12 to – – 24 VDC Relay Contact Brown (red) switch Three- Blue (black) wire Black (white) sensor Relay Blue (black) Two- wire Brown (white)
  • Page 67 B7AM-8j B7AM-8j B7AM-8F31 (Input, Active High/Output, PNP Open Collector) SIG2 Transmission Transmission SIG1 12 to – 24 VDC – Relay Contact Brown (red) switch Three- Blue (black) wire Black (white) sensor Blue (black) Relay Two- wire Black (white) sensor Relay Photoelectric sensor, proxim- Two-wire DC Limit switch...

  • Page 68: B7Ah

    Hybrid IC Link Terminals B7AH Slim 16-point Hybrid IC Link Terminals that Mount to PCBs Dimensions of input model: 46 9 20 mm (W D Dimensions of output model: 51 9 20 mm (W Normal-speed models (typical I/O delay time: 19.2 ms) and high-speed models (typical I/O delay time: 3 ms) available.
  • Page 69 B7AH B7AH Specifications Characteristics General Normal speed High speed Communications method Unidirectional, time-division multiplex Transmission distance (See note 1.) 500 m max. 100 m max. (See note 2.) I/O delay time Typical: 19.2 ms; 31 ms max. Typical: 3 ms; 5 ms max. Minimum input time (See note 3.) 16 ms 2.4 ms...
  • Page 70 B7AH B7AH Output Item B7AH-R6D53, B7AH-R6D58 Output configuration CMOS output I/O delay time B7AH-R6D53: Normal speed (typical: 19.2 ms); B7AH-R6D58: High speed (typical: 3 ms) Current consumption (see note) Logic circuit: 20 mA max.; Transmission circuit: 30 mA max. Output Output H level VDD (V) –...
  • Page 71 B7AH B7AH I/O Delay: Normal Speed Connection of Independent Power Supplies Output side Input side 5 VDC 12 to 24 VDC 5 VDC 12 to 24 VDC Note: A VCTF cable with a thickness of 0.75 mm min. must be used for signal transmission. Transmission distance: 500 m max.
  • Page 72 B7AH B7AH Dimensions Note: All units are in millimeters unless otherwise indicated. Input Models Output Models B7AH-T6D3 B7AH-R6D53 B7AH-T6D8 B7AH-R6D58 Side with marking Side with marking 46.0 max. 51.0 max. (see note) (see note) 20.0 max. 20.0 max. 0.5 1.0 0.5 1.0 1.1 0.2 1.1 0.2...
  • Page 73 2.5 Ω per 100 m. 0.75 mm Do not perform wiring with the power supply turned ON. Doing so Connection to 10-point B7A Terminals is not possible because may cause pins to be accidentally short-circuited, resulting in dam- transmission signals are not compatible.

  • Page 74: B7Ac

    B7AC Link Terminals with Sensor I/O Connectors Water-resistive Transmission Unit Compact and satisfies the requirements of IP67. Incorporating an FA connector for limit switches, proximity sensors, and photoelectric sensors. Transmits 10 input signals. Incorporating easy-to-see indicators for I/O signal monitoring. Ordering Information Model Number Legend B7AC - T 10 A 1 - A...
  • Page 75 B7AC B7AC Suitable Connectors Be sure to put the XS2Z-12 Waterproof Cover or XS2Z-15 Dust Cover on any unused connector. For Input (Connector No. 0 to 9) XS2G-D4jj Assembling connector (crimp-style/solder-type/screw-type) plug XS2H-D421-jjj Cable with a connector (plug) at one end XS2W-D42j-jjj Cable with connectors at both ends (socket and plug) For Transmission Path and Power Supply Line (Connector No.
  • Page 76 B7AC B7AC B7AC-T10A1-B Input Compatible inputs Switches, two-wire sensors, three-wire PNP sensors Input logic Active high Current consumption (see note) 120 mA max. with all input terminals ON Input voltage range 0 VDC to supply voltage Input current range 3.6 to 5.3 mA/point ON/OFF threshold No-contact input: ON voltage: Power supply voltage –5.5 V min.
  • Page 77 B7AC B7AC Operation System Configuration Input Side Transmission and Output Side Power Supply Cable B7AC-T10A1 XS2F Cable B7A-R10SC01 with Connector Transmission distance: 50 m max. (VCTF 0.5 mm XS2F Cable B7A-R10MC with Connector Assembly PLC, etc. Limit switch, DeviceNet proximity sensor,...
  • Page 78 B7AC B7AC Connecting Input Devices Input Devices e ces Direct connection Joint connection Pre-wired Pre-wired B7AC- Refer to the following XS2G Limit WLj-jK13 XS2W-D42j-j81-A WLj-j-DK1EJj T10A1, conditions required for switch D4E-jj10N D4C-j0jj-DK1EJj B7AC- connectable input de- (see note) (see note) T10A1 A T10A1-A vices.
  • Page 79 B7AC B7AC Power Supply B7A-R10SC01 B7AC-T10A1 B7A-R10MC Transmission distance 100 m max. (VCTF 0.75 mm Power Note: The maximum current flow of the power lines supply (positive and negative lines) is 1.2 A max. (24 V) Dimensions Note: All units are in millimeters unless otherwise indicated.
  • Page 80 B7AC B7AC B7AC-T10A1 150 0.5 Two, 5.5 dia Name 110 0.5 plate Two, 2.5-dia. holes (depth: 7) 16 dia 14 dia 150 0.5 Power indicator Transmission and Input indicators Two, 5.5 dia power supply connector 32 0.5 14.5 Ten input connectors Waterproof Cover XS2Z-11...

  • Page 81: Drt1-B7Ac

    NPN sensor corresponds to the nor- mally open output contact of the three- wire DC sensor of NECA 4202. Connector No. P (Transmission) Connection to B7A Output Unit Power supply – Note: No connection is required to the I/O delay selection terminal (terminal 4).
  • Page 82 Note: Terminal 2 of connector numbers 0 to 9 is not used. – Brown Black Blue (red) (white) (black) Connector No. P (Transmission) Connection to B7A Output Unit Power supply – Note: No connection is required to the I/O delay selection terminal (terminal 4). B7A Output Unit Connection to DRT1-B7AC SPEED Note: The I/O delay time can be selected by connect- –...
  • Page 83 B7AC Interface Terminal (10 Inputs DRT1-B7AC An Interface Terminal that Groups Link Terminals with Sensor I/O Connectors (10 Input Points 3) and Enables Connection to DeviceNet Branching to 3 B7AC Link Terminals possible with just a single Unit. Connectors eliminate the need for mounting accessories.
  • Page 84 DRT1-B7AC DRT1-B7AC Application Examples Control panel Programmable Controller Master Unit T-branch tap DeviceNet DRT1-B7AC B7AC Interface Terminal B7AC Link Terminal Classification B7AC Link Terminal B7AC DeviceNet Interface Terminal DeviceNet Connecting Cable (DCA1) DeviceNet T-branch Connector (DCN2-1) Connecting Cable (X2SW)
  • Page 85 DRT1-B7AC DRT1-B7AC Specifications Characteristics General Communications power supply 11.0 to 25.0 VDC (supplied from the communications connector) voltage +10% External power supply voltage 24 VDC –15% Current consumption Interface Terminal power supply: 500 mA max. (with B7AC input OFF) Dielectric strength 500 VAC for 1 minute (between isolated circuits;...
  • Page 86 DRT1-B7AC DRT1-B7AC Communications Specifications Conformance with DeviceNet Communications method CSMA/NBA Maximum number of connecting 64 max. (including the master) nodes The maximum number of slaves that can be connected to the network is 63. Connection format Multi-drop, T-branching (main lines/branch lines), and branching (branch lines) Baud rate 125 Kbps/250 Kbps/500 Kbps (switchable) Communications distance...
  • Page 87 DRT1-B7AC DRT1-B7AC Dimensions Note: All units are in millimeters unless otherwise indicated. DRT1-B7AC 125 0.5 9 10=90 12.5 4 20=80 Four, R3 M12 1 50.8 max. 28 0.5 Four, M5 M12 1 16 dia. 16 dia. (16.3) 10.5 17.8...

  • Page 88: B7A

    Indicators provided on models with screw terminals for easy visual confirmation of I/O signal status. Three-wire NPN output sensor can be connected to the B7A with screw terminals (two-wire proximity sensors cannot be connected). Ordering Information Model Number Legend...
  • Page 89 Approx. 100 g Approx. 12 g Note: 1. The polarity of the B7A-TS10S1’s Bj terminal is negative. Therefore, supply power to the three-wire sensor from the positive pow- er supply terminal or a power supply. 2. Consumption when all 10 points are ON. Excludes external sensor current for Input Terminals.
  • Page 90 Note: 1. Consumption when all 10 points are ON. Excludes external load current and error load current for Output Terminals. 2. Refer to I/O Status on page 102 for the relationship between the output logic and output ON/OFF status of the B7A.
  • Page 91 Operation Power Supply Screw Terminal Models Connection of Independent Power Supplies ERROR OUT0 OUT1 OUT2 OUT3 OUT4 OUT5 OUT6 OUT7 OUT8 OUT9 – – – Transmission distance 500 m max. – – DC power DC power Note: A VCTF cable with a thickness of 0.75 mm min.
  • Page 92 (32.2) Two, 4.5 dia. 113.5 mounting 4.25 screws (14) 35.3 12.5 Twenty-three, M3.5 terminal screws Modular Models B7A-T10M2 (Input) 0.64 x 0.64 7.62 20.32 0.1 Mounting Holes Positioning pin 1.4 dia. (Top View) +0.1 Eighteen, 1.1 dia holes 25.4 25.4 2.54 0.05...
  • Page 93 Installation Internal Circuits and Terminal Arrangement Screw Terminal Models B7A-T10S1 Transmission (Input, Active Low) line 12 to 24 VDC – Note: A sensor with two-wire output cannot be connected. (–) – – – – – – – – – –...
  • Page 94 3. Do not short-circuit the SIG termi- nal with the positive power supply terminal, negative power supply terminal, or a Bjj terminal, otherwise the internal elements of the B7A will be damaged and no transmission will be possible. (–) – –...
  • Page 95 A terminal with the cor- power supply terminal, negative power supply terminal, responding B terminal, otherwise the internal elements of the B7A will be dam- otherwise the internal ele- aged and no transmission will be possible. ments of the B7A will be damaged.
  • Page 96 19.2 ms B7A-T3E8 High speed: 3 ms B7A-R3A 8 High speed: 3 ms Note: Use combinations of B7A Interface Units and B7A Link Ter- minals that have the same I/O delay time. Connection is not possible for 10-point B7A LInk Terminals.
  • Page 97 (see note 2) Note: 1. The maximum transmission distance varies depending on the wiring method. 2. The value for the external power supply does not include the power required by the B7A Link Terminals. Installation Example of Connection to a B7A Link Terminal (CQM1-B7A21) CQM1-B7A21 500 m max.
  • Page 98 19.2 ms B7A-T3E8 High speed: 3 ms B7A-R3A 8 High speed: 3 ms Note: Use combinations of B7A Interface Units and B7A Link Ter- minals that have the same I/O delay time. Connection is not possible for 10-point B7A LInk Terminals.
  • Page 99 The C200H-B7A01/12/21/22 cannot be used with a C200H-CPU01/02/03. 2. The maximum transmission distance varies depending on the wiring method. 3. The value for the external power supply does not include the power required by the B7A Link Terminals. Installation Example of Connection to a B7A Link Terminal (C200H-B7A21) C200H-B7A21 500 m max.
  • Page 100 Each terminal of the B7A should be used for only single signal transmission without a transmission host. Therefore the B7A cannot be con- nected to OMRON’s SYSMAC BUS Remote I/O System. To transmit signals from the B7A to a PLC, connect the B7A’s terminals to an I/O Unit mounted on the PLC.
  • Page 101 Transmission path 12 to 24 VDC 24 VDC Transmission path Any one of B0 through B15 can be used. Note: The B7A-T6Bj can be connected in the same method. C200H-OC225 B7A-T6Aj B7A-R6Fjj C200H-ID212 24 VDC Transmission 24 VDC path Transmission...
  • Page 102 PLC input C200H-OD212 B7A-T6Aj B7A-R6A5j 3G2A5-ID218 Transmission 24 VDC path 24 VDC 12 to 24 VDC Note: The B7A-T6Bj can be connected in the same method. Transmission path 3G2A5-OC221 B7A-T6Dj B7A-R6A5j C200H-ID215 24 VDC Transmission path R=18 kΩ (1/10W min.)
  • Page 103 Peripheral Circuits of Modular Model Input Interface Circuit Input with B7A and Common Power Supply (12 to 24 VDC) (10-point Modular Model only) The modular model has a minimum ON discrimination voltage of 2.2 The 10-point modular model has an input voltage range of 0 to 5 V and a maximum OFF discrimination voltage of 0.8 V, which are...
  • Page 104 (An error is reset within 300 ms after the power is turned on.) I/O Status Signal Configuration Input Models Type Applicable ON/OFF Circuit Suitable input model example Screw B7A-T6A1 For switches A3G Pushbutton terminals B7A-T6A6 ON: Switch is closed. Switch (microload) B7AM-6BS OFF: Switch is open. WL01j B7AM-8B11 Limit Switch...
  • Page 105 B7A-T6E8 ON: Transistor ON B7A-T3E3 OFF: Transistor OFF B7A-T3E8 – Note: The positive input voltage range of the B7A-T6Dj modular model is 0 to 24 VDC and the positive input voltage of the B7A-T10M2 modular model is 5 VDC.
  • Page 106 Output Models Type Output Applicable model ON/OFF Circuit configuration B7A/S-R6B11 Screw terminals NPN open For PLC input B7A/S-R6B31 collector ON: PLC is ON. B7A/S-R6B16 OFF: PLC is OFF. B7A/S-R6B36 B7AM-6BS B7AM-8B11 B7AM-8B11 B7AM-8B31 For relays and solenoids B7AM-8B16 ON: Operates.
  • Page 107 Do not apply a strong acidic or alkaline solvent to the printed circuit site (e.g., for transfer of a molding material, powder, or liquid through board for removal of the flux. The module of the B7A 10-point model a pipe), separate the Link Terminals as far as possible from the is not of closed-mold construction.
  • Page 108 Recommended Cables Insert a flat-blade screwdriver to part (C) to dismount the Input or Output Terminal from a DIN track. For B7A with Normal I/O Delay Cabtire Cable É É When a single power supply is connected to either the Input Termi- nal or Output Terminal: VCTF 0.75 x 4 C (B7AM)
  • Page 109 ON/OFF Signals from Input Devices and Power to Input Devices Makes use of electromagnetic coupling to transmit input signals to the B7A Output Unit and transmit power to the B7A Input Unit without wiring. Supplies power to the B7A Input Unit, which means...
  • Page 110 B7AP Note: 1. The maximum I/O points refers the maximum I/O points handled simultaneously by the B7A Input and Output Units. Figures in parentheses indicate the maximum I/O points handled simultaneously by the B7A Input and Output Units each connected with an independent power supply.
  • Page 111 B7AP B7AP Engineering Data Transmission Range (Reference) B: 2 max. Available zone Distance between Y axes (mm)
  • Page 112 2. No extension cable can be connected to the B7AP-M1 Power Coupler. Use the original 2-m cable connected to the B7AP-M1 Power Coupler. 3. Refer to page 21 , B7A Models for the maximum input points of the B7A Input Unit. 4. No PLC or three-wire sensor can be connected to the B7A Input Unit.
  • Page 113 6 dia. (0.5 mm Standard length: 2 m 27.3 dia Mounting Holes M30 x 1.5 Two, clamping nut +0.5 30.5 dia. Installation Connection 24 VDC 10% Brown Brown Black Black Blue Blue B7A-R Output B7AP-S1 B7AP-M1 B7A-T Input Unit Unit...
  • Page 114 B7A Output Unit whether the B7AP-S1 and B7AP-M1 Power Cou- Correct Incorrect plers are facing each other properly. The error output of the B7A Output Unit will be ON when the B7AP- Metal conduit S1 and B7AP-M1 Power Couplers are not facing each other proper- Power or high-tension line...
  • Page 115 B7AP B7AP Minimum Distance between Power Couplers Mounted in Parallel When mounting the B7AP-S1 and B7AP-M1 Power Couplers in par- allel, refer to the following table. Keep at least the specified mini- mum distance between adjacent Power Couplers for proper heat radiation by considering the temperature rise (approximately 20 C) of the B7AP-S1 Power Couplers in operation.
  • Page 116 I/O delay Internal Error Approved classification time processing standards (typical) common (see note Normal U, C, CE B7A-T6A1 Input NPN compatible – common speed (see note 2) 19 2 19.2 ms B7A-T6B1 +/– (see note 2) common B7A-T6C1 PNP compatible +/–...
  • Page 117 2. The 16-point B7A-T6A and 16-point B7A-T6B are different from each other in terminal configuration. Refer to page 25 for de- tails. 3. N-channel MOS-FET open drain output 4. P-channel MOS-FET open drain output Modular Models Appearance Model I/O delay time...
  • Page 118 100 mA/point Note: 1. HOLD: The previous output condition will be on hold when an error results. 2. The 10-point B7A-T10S1 and 10-point B7A-T10S3 are different from each other in terminal configuration. Refer to page 91 for de- tails.
  • Page 119 DRT1-B7AC FA connector Normal speed 30 points U, CU, CE 19.2 ms (10 points High speed 3 ms 3 ports) B7A Interface Units for CQM1/CQM1H PLCs Appearance Model Number of I/O I/O delay Error Number of Approved classification points...
  • Page 120 EMC Directive EN50081-2 (Radiated emission: 10-m regulations) OMRON devices that comply with EC Directives also conform to the related EMC standards so that they can be more easily built into oth- Low Voltage Directive er devices or the overall machine. The actual products have been OMRON Power Supply Units and I/O Units have been determined checked for conformity to EMC standards (see the following note).
  • Page 121 To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. Cat. No. Q101-E1-4 In the interest of product improvement, specifications are subject to change without notice. OMRON Corporation FA Systems Division H.Q. 66 Matsumoto...

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