MVI56-GSC ProSoft Generic ASCII Serial Communication Module for 1756 ControlLogix
The ProSoft Technology MVI56-GSC is single-slot generic ASCII serial interface module for Rockwell 1756 ControlLogix PAC. It provides two independent configurable serial ports to exchange ASCII strings and raw byte streams between ControlLogix CPU and serial instruments, scales, barcode readers and other non-protocol-specific serial devices. Technical data sourced directly from official ProSoft MVI56-GSC datasheet & user manual. Supplied by SHLY-PLC, an independent industrial automation distributor; each unit undergoes visual inspection and functional testing before shipment for retrofit and spare replacement projects. Contact our team for compatibility verification.
Features
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Order Code: MVI56-GSC
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Product Family: MVI56 Series for 1756 ControlLogix
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Primary Function: Generic ASCII / raw byte serial communication gateway
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Backplane: Single slot 1756 ControlLogix chassis mounting
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Serial Ports: 2 application ports, jumper selectable RS232 / RS422 / RS485, independent configuration
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Baud Rate: 110 baud up to 115200 baud, parity, data/stop bits fully configurable
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Message Length: Support ASCII message up to 4096 characters per port
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Data Mapping: User configurable memory map up to 5000 16-bit registers
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Handshaking: Hardware RTS/CTS, DTR/DSR or software XON/XOFF selectable
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Tools: ProSoft Configuration Builder(PCB), module diagnostics via serial port
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LED Display: 4-character scrolling alphanumeric LED for status & diagnostic messages
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Configuration: Add-On Instruction (AOI) & sample ladder logic included for Studio5000 / RSLogix5000
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Certifications: cULus UL508, Class I Div 2 Groups A,B,C,D T5; ATEX II 3G Ex nA nL IIC T5 X, CE RoHS compliant
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Lifecycle: Discontinued OEM production, aftermarket spare part only
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Typical Use: Connect ControlLogix to barcode scanners, weighing scales, serial meters, ASCII serial devices, factory retrofit spare
Specifications
Official Datasheet & User Manual Technical Parameters
| Technical Specifications |
| Catalog Number |
MVI56-GSC |
| Hardware Type |
1756 Single-Slot Generic ASCII Serial Communication Module |
| Backplane Current Draw |
800mA @ 5.1 VDC, 3mA @24VDC |
| Serial Ports |
2 ports, jumper selectable RS232/RS422/RS485 |
| Max ASCII Message |
4096 characters per message |
| Max Data Registers |
5000 x 16-bit user mapping registers |
| Environmental Ratings |
| Operating Temperature |
0°C ~ +60°C (32°F ~ +140°F) |
| Storage Temperature |
-40°C ~ +85°C (-40°F ~ +185°F) |
| Relative Humidity |
5% ~ 95% RH, Non-Condensing |
| Shock / Vibration |
30g operational /50g non-operational; 5g vibration 10Hz~150Hz |
| Agency Certifications |
| cULus |
UL508, Class I Div 2 Groups A,B,C,D T5 |
| ATEX |
II 3 G Ex nA nL IIC T5 X |
| Compliance |
CE, RoHS |
Compatibility & Cross-References
The MVI56-GSC generic serial module adds two independent serial ports to ControlLogix chassis, designed for raw ASCII string and byte-stream communication. It handles serial framing, termination characters and timeout rules to transfer serial data to ControlLogix tags without consuming CPU resources. It supports multiple handshaking modes and flexible message termination rules for different serial ASCII devices. This listing is provided by an independent industrial-automation distributor; brand names and part numbers are used for product identification only.
Applications
- Interface ControlLogix with barcode readers, weighing scales, serial printers and ASCII meters
- General-purpose raw serial byte stream communication with custom serial instruments
- Material handling, packaging machine serial data integration
- Retrofit spare replacement for legacy ControlLogix ASCII serial communication systems
Warranty
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Availability: MVI56-GSC discontinued OEM production, supply as aftermarket spare; contact us for real-time stock status.
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Inspection & testing: each unit is visually inspected and functionally checked before packing.
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Delivery: orders are processed within 2-4 business days after payment confirmation; standard worldwide delivery is about 5-8 business days, express shipping available, orders over $500 ship free.
Warranty: 12-month seller warranty provided by SHLY-PLC. See our Return Policy for coverage and claims.
Independent supplier: ProSoft Technology part MVI56-GSC is supplied by SHLY-PLC, an independent industrial automation distributor. Brand names and part numbers are used for product identification and remain the property of their respective owners; this listing is not affiliated with, sponsored or endorsed by the manufacturer.
Frequently Asked Questions
Q: What is MVI56-GSC?
A: MVI56-GSC is ProSoft generic ASCII serial communication module for Rockwell 1756 ControlLogix, offering two configurable serial ports for ASCII string and raw byte-stream communication.
Q: What serial hardware interfaces are supported?
A: Two independent ports with jumper selection for RS232, RS422 or RS485, supporting hardware and software handshaking.
Q: What is the maximum message size?
A: Each port supports receiving and transmitting ASCII messages up to 4096 characters in length.
Q: What handshake options are available?
A: Selectable: no handshake, RTS/CTS, DTR/DSR hardware handshake, or XON/XOFF software handshake.
MVI56-GSC · Technical reference data · Independently supplied by SHLY-PLC