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Summary of Contents for Inovance GL20-4AD
- Page 1 *PS00004945A01*...
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Page 3: Revision History
This guide is not delivered with the product. You can obtain the PDF version by the following method: http://en.inovance.cn/ Log in to Inovance's website ( ), choose Support > ● Download, search by keyword, and then download the PDF file. - Page 4 Force majeure such as natural disasters, earthquake, lightning strike ● The maintenance fee is charged according to the latest Price List of Inovance. If otherwise agreed upon, the agreed terms and conditions shall prevail. For details, see Product Warranty Card.
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Page 5: Safety Instructions
4. Use this equipment according to the designated environment requirements. Damage caused by improper use is not covered by warranty. 5. Inovance shall take no responsibility for any personal injuries or property damage caused by improper use. ■ Safety Levels and Definitions : Indicates that failure to comply with the notice will result in severe personal injuries or even death. -
Page 6: Installation
An emergency stop circuit, a protection circuit, a forward/reverse operation interlocked ● circuit, and a upper position limit and lower position limit interlocked circuit must be set in the external circuits of PLC to prevent damage to the machine. To ensure safe operation, for the output signals that may cause critical accidents, design ●... - Page 7 Prevent metal filings and wire ends from dropping into ventilation holes of the PLC ● during installation. Failure to comply may result in fire, fault and malfunction. Ensure there are no foreign matters on ventilation surface. Failure to comply may result ●...
- Page 8 Maintenance & inspection must be carried out by personnel who have the necessary ● electrical training and experience. Do not touch the terminals while the power is on. Failure to comply may result in electric ● shock or malfunction. Disconnect all external power supplies of the system before cleaning the module or re‑ ●...
- Page 9 1 产品信息 Model Number and Nameplate ① Product Information ③ I/O Points GL: General local module 4: 4 channels 8: 8 channels ② Serial Number ④ Module Type 20: 20 series module AD: Analog input DA: Analog output AM: Hybrid module PT: Heating resistor temperature measurement TC: Thermocouple temperature...
- Page 10 Model Description Product Code Applicable Model GL20‑4AD GL20 series 4‑channel analog 01440288 AC800 series, Easy series input module supports voltage/current input. Components The following describes the terminals of the module. Description Name Power / running Yellow ON when the PR (POWER indicator green module is in normal...
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Page 11: Power Supply Specifications
Specifications ■ Power supply specifications Item Specification Rated bus input voltage 5 VDC (4.75 VDC to 5.25 VDC) Rated bus input current 120 mA (typical@5 V) Rated terminal input voltage 5 VDC (20.4 VDC to 28.8 VDC) Rated terminal input current 50 mA (typical@24 V) Rated terminal output voltage Rated terminal output current... -
Page 12: Software Specifications
Item Description Current input accuracy (full temperature ±0.2% (full range) range) Current input limit ±30 mA (transient), ±24 mA (average) Current input diagnosis Wire break detection supported only when set to 4 to 20 mA Isolation No isolation between the channels; Isolation between the channels and the power supply;... - Page 13 Item Description Sampling refresh Refresh asynchronously according to the sampling time, not required to refresh synchronously according to the bus cycle When in stop mode Output last value, no refresh ‑ ‑...
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Page 14: Mounting Dimensions
2 Mechanical Installation Mounting Dimensions ■ Module The mounting dimensions (in mm) are shown in the figure below. ■ Cable Connection ‑ ‑... -
Page 15: Installation Method
Installation Method ■ Installing Modules Side-by-Side You can install multiple modules side by side with the help of top and bottom guides on the modules, as shown below. ■ Installing Module onto DIN Rail You can install the module onto a DIN rail. Align the module with the DIN rail and push the module in the direction indicated by the arrow until you hear a click, as shown below. -
Page 16: Removing Module
■ Removing Module Pry the DIN rail mounting hook upwards with a tool such as slotted screwdriver, hold the protrusions and pull the module out straight forward, and then press down the top of the DIN rail mounting hook. ‑ ‑... -
Page 17: Cable Selection
3 Electrical Installation Cable Selection The cable lug and cable diameter included in the following table are only for reference. Material Applicable Cable Diameter Suzhou Yuanli Name Model Crimping Model Crimping Tool Tool Tubular E0308 KST2000L 0308 YAC‑5 E0508 0508 0.75 E7508 7508... -
Page 18: Terminal Definition
Terminal Definition Signal Left Terminal Right Terminal Signal VI0+ VI1+ VI0‑ VI1‑ VI2+ VI3+ VI2‑ VI3‑ ‑ ‑ 24 V ‑ ‑... -
Page 19: Terminal Wiring
Terminal Wiring ■ Wiring Precautions Do not bundle the extension cable together with power cables (high voltage, large ● current) which produce strong interference signals; otherwise, it may be influenced by noise, surge and induction. Separate it from other cables and avoid cabling in parallel. -
Page 20: External Wiring
■ External Wiring *1 Use 2‑core shielded twisted pair cable for analog signal. ● *2 Indicates input impedance of 4AD. ● *3 For current input, terminal (V+) must be connected to terminal (I+). ● ‑ ‑... -
Page 21: Programming Examples
4 Programming Examples The following is an example where the input voltage of channel 0 of the GL20‑4AD module is assigned to the corresponding variable, and AC802 is used as the master control module. 1. Add GL20‑4AD module. 2. In the Channels Config interface, check Enable access for Access‑0, and set the parameters as per needs. - Page 22 4. Map the defined variable AD_CH0 to channel 0 of the configured GL20‑4AD module. 5. After successful compiling, download the project and run it. ‑ ‑...
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