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Shinkawa VM-742B2-5 redundant dual port communication gateway module
| Brand: Shinkawa VM-7 series TSI system |
| Item NO: VM-742B2-5 |
| Effect: Collect information on all monitoring modules inside the rack through the rack backplane bus |
| Condition: In stock, brand new/Used |
| Warranty: 365 days |
| Payment:T/T 50% deposit, 50% balance |
| www.szcxdcs.com |
+86 15359298293
Shinkawa VM-742B2-5 redundant dual port communication gateway module
VM-742B2-5 is a redundant dual port communication gateway module for the Japanese Shinkawa VM-7 series TSI system, installed in slot 1 of the VM-761B rack; VM-742B2-5 collects measurement values, alarms, and fault information of all monitoring modules (vibration, displacement, speed, relay modules) inside the rack through the rack backplane bus; Using Modbus TCP protocol for external output; Dual network ports can achieve network redundancy, seamlessly replacing one network failure with the other, ensuring uninterrupted uploading of TSI data to DCS/PLC; Support MCL View diagnostic software to complete module parameter configuration, fault record reading, and vibration data analysis. VM-742B2-5 is the core digital interface board for the VM-7 series TSI system and upper control system docking.
————————Shenzhen Changxin Automation Equipment Co Ltd -————————
Products that have been released are welcome for consultation. Due to the wide variety of models, we were unable to upload physical images one by one!
Shinkawa VM-742B2-5 redundant dual port communication gateway module
Parameter Specifications
| Parameter | Value |
|---|---|
| Model | VM‑742B2‑5 |
| Product family | VM‑7 Series TSI System |
| Module type | Redundant network communication module |
| Backplane bus | VM‑7 rack internal backplane bus |
| Communication protocol | Modbus/TCP |
| Ethernet port | 2 × RJ45 10/100 Base‑TX, independent dual port |
| Installation slot | Slot 1 of VM‑761B chassis |
| Max monitor modules | 11 modules per rack |
| Power supply | Supplied by rack backplane 24 V DC |
| Power consumption | ＜16 W |
| Hot‑swap | Hot‑swappable |
| Operating temperature range | 0 ~ +65 ℃ |
| Storage temperature range | ‑20 ~ +70 ℃ |
| Relative humidity | 5‑95% non‑condensing |
| Dimension(W×H×D) | 45 ×120 ×210 mm |
| Weight | 0.52 kg |
| Origin | Japan |
Product features
- Dual independent RJ45 Ethernet interfaces, supporting network redundancy mode. A single Ethernet cable or switch port failure will not interrupt TSI data communication, improving the reliability of the entire system network.
- The backplane bus reads all measurement points of up to 11 monitoring modules in this rack, including vibration, displacement, speed, relay status, and module fault information.
- Support hot swapping, the cabinet can be replaced with modules without power on, without affecting the continued operation of other monitoring module protection functions.
- Compatible with MCL View debugging software, online reading of vibration waveforms, modification of alarm parameters, retrieval of historical fault events, facilitating unit maintenance and fault tracing.
- The register mapping of version 5 is fixed and standardized, and there is no need to redevelop the point table when docking with DCS. Spare parts can be replaced directly with the original configuration.
- The panel LED status indicator lights respectively display the module operation, two network port links, and backplane bus fault status, making it easy to quickly troubleshoot network problems on site.
- Two VM-742B2-5 can be installed on a single rack to achieve module level and network level dual redundancy, suitable for high reliability unit projects.
- The old generation TSI communication hardware will no longer be selected for new projects, mainly used for replacing spare parts in existing power plants and petrochemical VM-7 systems.
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Usage Scenarios
- The TSI system for steam turbines in thermal and gas-fired power plants requires network redundancy to avoid the loss of vibration and speed protection measurement point data due to single network failures.
- The large-scale centrifugal compressor unit in the petrochemical industry, a key rotating equipment, requires highly reliable digital communication to upload DCS/PLC.
- Key units in coal chemical and oil refineries adopt a dual network architecture to prevent single point of network failure and ensure continuous upload of TSI data.
- Replacement of spare parts for the existing VM-761B rack system, replacement of damaged VM-742B2-5 in situ, reuse of existing network configuration and DCS point table.
- Unit maintenance and debugging, connected to PC diagnostic software through the network port, read vibration waveforms and alarm records, and carry out rotating machinery fault analysis.
