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Serial Transmission Slave Unit
W4G Series T7G
(W4G-OPP8-□G)
CC-Link Ver1.10 Compatible
INSTRUCTION MANUAL
SM-A01720-A/1
MSV-484083
• Read this Instruction Manual before using the product.
• Read the safety notes carefully.
• Keep this Instruction Manual in a safe and convenient place for future reference.
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Table of Contents
Related Manuals for CKD W4G Series T7G1
Summary of Contents for CKD W4G Series T7G1
- Page 1 Serial Transmission Slave Unit W4G Series T7G (W4G-OPP8-□G) CC-Link Ver1.10 Compatible INSTRUCTION MANUAL SM-A01720-A/1 MSV-484083 • Read this Instruction Manual before using the product. • Read the safety notes carefully. • Keep this Instruction Manual in a safe and convenient place for future reference.
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Page 2: Preface
• Since there are a wide variety of customer applications, it is impossible for CKD to be aware of all of them. Depending on the application or usage, the product may not be able to exercise its full performance or an accident may occur due to fluid, piping, or other conditions. -
Page 3: Safety Information
SM-A01720-A/1 SAFETY INFORMATION SAFETY INFORMATION When designing and manufacturing any device incorporating the product, the manufacturer has an obligation to ensure that the device is safe. To that end, make sure that the safety of the machine mechanism of the device, the fluid control circuit, and the electric system that controls such mechanism is ensured. -
Page 4: Precautions On Product Use
(Exception is made if the customer consults with CKD prior to use and understands the specifications of the product. However, even in that case, safety measures must be taken to avoid danger in case of a possible failure.) -
Page 5: Table Of Contents
SM-A01720-A/1 CONTENTS CONTENTS PREFACE ........................... i SAFETY INFORMATION ....................ii Precautions on Product Use ..................iii CONTENTS ........................iv PRODUCT OVERVIEW ..................... 1 System Overview ....................1 1.1.1 System features ....................1 1.1.2 System structure ..................... 2 Part Name ......................3 1.2.1 Parts of the Slave Unit .................. -
Page 6: Product Overview
SM-A01720-A/1 1. PRODUCT OVERVIEW 1. PRODUCT OVERVIEW 1.1 System Overview 1.1.1 System features Make sure to read the instruction manual for each product. This Instruction Manual mainly describes the slave unit T7G(W4G-OPP8-□G). For master units and other slave units that are connected in the same system as the product, read the instruction manuals issued by each manufacturer. -
Page 7: System Structure
SM-A01720-A/1 1. PRODUCT OVERVIEW 1.1.2 System structure This system mainly consists of a PLC, master unit, T7G(W4G-OPP8-□G) mounted manifold solenoid valve, and peripheral equipment (CC-Link slave units). ◼ Examples of PLC and master unit combination PLC manufacturer Compatible PLC Master unit model AJ61QBT11 MELSEC-A series Mitsubishi Electric... -
Page 8: Part Name
SM-A01720-A/1 1. PRODUCT OVERVIEW 1.2 Part Name 1.2.1 Parts of the Slave Unit ② ① ③ ⑤ ⑦* ④ ⑥ Part name Description LED Indicators Indicates the status of the slave unit and network with L RUN, L ERR, PW, and PW(V). ①... -
Page 9: Switches And Led Indicators
SM-A01720-A/1 1. PRODUCT OVERVIEW 1.2.2 Switches and LED indicators CAUTION Discharge static electricity from your body before touching the product. Static electricity may cause damage to the product. ◼ Switches These switches set the slave unit station number and the output in the event of communication error. This slave unit operates according to the switch settings when the power is turned on. -
Page 10: Specifications
SM-A01720-A/1 1. PRODUCT OVERVIEW 1.3 Specifications 1.3.1 Communication specifications Item Specifications Transmission speed 10M / 5M / 2.5M / 625k / 156k bps (selectable) * 1 Maximum transmission distance Depends on transmission speed * 2 (total extension distance) Communication method Polling method Synchronization method Frame synchronization method... -
Page 11: Slave Unit Specifications
SM-A01720-A/1 1. PRODUCT OVERVIEW 1.3.2 Slave unit specifications The product must be used within the following specifications. Specifications Item T7G1 T7G2 T7GB7 T7GP1 T7GP2 T7GPB7 Model No. (W4G-OPP8-7G-B) (W4G-OPP8-1G-P) (W4G-OPP8-2G-P) (W4G-OPP8-7G-PB) (W4G-OPP8-1G) (W4G-OPP8-2G) 21.6 VDC to 26.4 VDC (24 VDC ±10%) Unit power voltage Unit power current 16 points output model: 40 mA or less / 32 points &... -
Page 12: Installation
SM-A01720-A/1 2. INSTALLATION 2. INSTALLATION 2.1 Mounting CAUTION Before handling CC-Link device, touch a grounded metal part to discharge static electricity from your body. Static electricity may cause damage to the product. Do not apply tension or shocks to the power cable or network cable. If the wiring is long, the cable weight or shocks may cause an unexpected force and result in damage to the connector or device. -
Page 13: Wiring
SM-A01720-A/1 2. INSTALLATION 2.2 Wiring 2.2.1 Connecting and wiring to the network connector WARNING Carry out wiring with the power turned off. An electric shock may occur by touching the electrical wiring connection (bare live part). Do not touch live parts with bare hands. An electric shock may occur. - Page 14 SM-A01720-A/1 2. INSTALLATION ◼ Connecting the network cable Follow the steps below to connect the network cable to the network connector. After confirming safety, stop network communication and turn off all peripheral equipment. Refer to the figure below and connect the CC-LINK compliant cable to M12 connector. signal signal socket...
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Page 15: Connecting And Wiring To The Unit/Valve Power Plug
SM-A01720-A/1 2. INSTALLATION 2.2.2 Connecting and wiring to the Unit/Valve power plug CAUTION Always check the polarity and rated voltage thoroughly before connecting cables. Calculate the current consumption to select the power cable. Consider the voltage drop due to cables when selecting and wiring the cables if power is supplied to more than one slave unit (remote I/O unit) from one power supply. - Page 16 SM-A01720-A/1 2. INSTALLATION ◼ Connecting the power cables Follow the steps below to connect the unit/valve power cables to the power plug. After confirming safety, turn off the power to connect to the slave unit. Attach a terminal such as a ferrule to the cable to be connected as necessary. Refer to the figure below and wire the cables to the correct terminals on the power socket (24 V to 24 V, 0 V to 0 V).
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Page 17: Usage
3. USAGE 3. USAGE WARNING Consult CKD about the specifications before using the product under conditions not specified for the product or for special applications. CAUTION Thoroughly read and understand the instruction manual for the network system to be used before using the serial transmission slave unit. -
Page 18: Station Number/ Transfer Rate (Baud Rate) Setting
SM-A01720-A/1 3. USAGE 3.1.1 Station number/ transfer rate (Baud rate) setting Set the station number of this slave unit. This slave unit operates under the conditions of station number setting and transfer rate setting when the power is turned on. STATION No. -
Page 19: Settings By Csp+ (Control & Communication System Profile) File
SM-A01720-A/1 3. USAGE 3.2 Settings by CSP+ (Control & Communication System Profile) file In order for the CC-Link device to join the network, it is necessary to register the device to the network using CPS+ file which describes the device’s communication specification. For registering the CSP+ file, refer to the user’s manual provided by the master unit manufacturer. -
Page 20: Correspondence Between The Slave Unit Output Number And Plc Address No
SM-A01720-A/1 3. USAGE 3.3 Correspondence between the Slave Unit Output Number and PLC Address No. 3.3.1 PLC address correspondence table These correspondence tables describe based on PLC manufactured by Mitsubishi Electric Corp. as a representative example. Also, it is the case that the serial transmission slave unit is set “station No.1”. <T7G1, T7GP1 (for 16 points output)>... -
Page 21: Example Of Valve No. Array Corresponding To T7G Solenoid Output No
SM-A01720-A/1 3. USAGE 3.3.2 Example of valve No. array corresponding to T7G solenoid output The valve No. 1a, 1b, 2a, 2b, … indicate the station numbers such as station No.1, station No.2, and so on; while the alphabets ‘a’ and ‘b’ represent the solenoid on the a-side and the solenoid on the b-side of the “double-solenoid type”... - Page 22 SM-A01720-A/1 3. USAGE Double wiring • When all valves mounted on the manifold are single solenoids: Solenoid Output Valve No. • When all valves mounted on the manifold are double solenoids: Solenoid Output Valve No. • When both single and double solenoid valves are mounted (mixed valves). [example] Solenoid Output Valve No.
- Page 23 SM-A01720-A/1 3. USAGE <T7G2, T7GP2 (for 32 points output)> The figure below is an example of mounting sixteen stations of double-solenoid type valves. There is no solenoid on the b-side for single-solenoid type. Manifold No. No.2 No.4 No.6 No.8 No.10 No.12 No.14 No.16...
- Page 24 SM-A01720-A/1 3. USAGE Double wiring • When all valves mounted on the manifold are single solenoids: Solenoid Output Valve No. Solenoid Output Valve No. • When all valves mounted on the manifold are double solenoids: Solenoid Output Valve No. Solenoid Output Valve No.
- Page 25 SM-A01720-A/1 3. USAGE <T7GB7, T7GPB7 (for 16 points I/O, with 1 input block and 1 output block)> The figure is an example of double-solenoid type valves mounting 6 stations on the manifold and connecting each 1 of output block and input block. There is no solenoid on the b-side for single-solenoid type.
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Page 26: Programming
SM-A01720-A/1 3. USAGE 3.4 Programming This slave unit is handled as 16 points output unit: T7G1, 32 points output unit: T7G2, 16 points I/O unit: T7G7 of a remote I/O station. (Occupies 1 station each) When creating a program, refer to the user's manual of Mitsubishi Electric Corporation (CC-Link System Master/Local Module User's Manual). -
Page 27: Maintenance And Inspection
SM-A01720-A/1 4. MAINTENANCE AND INSPECTION 4. MAINTENANCE AND INSPECTION WARNING Turn off the power, stop the supply of compressed air and make sure that there is no residual pressure before conducting maintenance. Do not disassemble, modify, or repair the product. These may cause failure or malfunction. - Page 28 SM-A01720-A/1 4. MAINTENANCE AND INSPECTION <Inspection items> Inspect the following items to make sure that each item satisfies the criteria. If any item does not meet the criteria, improve the surrounding environment or adjust the unit. Inspection items Inspection details Criteria Inspection method Is the surrounding and in-panel temperature...
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Page 29: Removing And Mounting
SM-A01720-A/1 4. MAINTENANCE AND INSPECTION 4.2 Removing and Mounting WARNING Turn off the power and completely release the pressure before removing or adding a manifold solenoid valve. Thoroughly read and understand this Instruction Manual before removing and adding the manifold solenoid valve. Do not touch the electrical wiring (bare live part). -
Page 30: Removing The Product (Slave Unit)
SM-A01720-A/1 4. MAINTENANCE AND INSPECTION 4.2.1 Removing the product (slave unit) After confirming safety, stop network communication as necessary and turn off all peripheral equipment. After confirming safety, turn off the unit power and valve power as necessary. Loosen the slave unit fixing screws. Hold and pull out the product slowly in the direction of the arrow. -
Page 31: Troubleshooting
SM-A01720-A/1 5. TROUBLESHOOTING 5. TROUBLESHOOTING 5.1 Problems, Causes, and Solutions Troubleshooting for this slave unit must be carried out not only for the single unit but for the entire system. The system may start operating suddenly depending on the communication state. Use extreme care and ensure safety during maintenance. -
Page 32: Warranty Provisions
If the product specified herein fails for reasons attributable to CKD within the warranty period specified below, CKD will promptly provide a replacement for the faulty product or a part thereof or repair the faulty product at one of CKD’s facilities free of charge.
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