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The I-2541 CR converts a single RS-232, RS-422 or RS-485 serial port to a multi-mode ST fibre link, extending serial communication up to 2 km. Because the signal travels as light, the link is immune to EMI/RFI and is suited to runs where transmission must be protected from electrical exposure, surges or chemical corrosion.The converter supports RS-232/422 point-to-point connections as well as RS-485 multi-drop networks. Automatic RS-485 direction control, protection against lightning strikes and ESD protection on the data line help keep the serial link reliable in demanding installations.Power is supplied from +10 VDC to +30 VDC (non-isolated) with a consumption of 1.5 W. The plastic housing mounts on a DIN rail and is rated for an operating temperature of -25 ~ +75 °C.ApplicationsPoint-to-point RS-232/422 serial connectionsRS-485 multi-drop serial networksSerial links where transmission must be protected from electrical exposure, surges or chemical corrosion

The I-2542-A converts one RS-232, RS-422 or RS-485 serial port into a single-mode SC fibre link that reaches up to 15 km. Wavelength Division Multiplexing lets two independent channels share one fibre strand, transmitting at 1310 nm and receiving at 1550 nm. The I-2542-A is the first half of a matched pair, so it is intended to be used together with the I-2542-B at the far end.Engineers will value the automatic RS-485 direction control, which removes the need to manage transmit enable signals in software or wiring. The RS-232/422/485 data line has ESD protection, and the design is intended to help guard against lightning strikes and EMI/RFI interference. The port supports baud rates from 1200 to 115200 bps and draws 2 W from a non-isolated +10 VDC to +30 VDC supply.The unit has a plastic casing measuring 33 x 89 x 107 mm (W x L x H) and mounts on a DIN rail. It is rated for an operating temperature of -25 to +75 °C and a storage temperature of -30 to +75 °C, with 10 to 95% RH non-condensing humidity.ApplicationsExtending RS-232, RS-422 or RS-485 serial links over single-mode fibre up to 15 kmSerial communication in installations exposed to lightning strikes and EMI/RFIMaking better use of existing single-mode fibre by carrying two channels on one strand

The I-2542-A25 is a single-strand fibre converter that extends an RS-232, RS-422 or RS-485 serial link over one single-mode fibre for up to 25 km. Wavelength Division Multiplexing lets two independent data channels share one fibre, with transmit at 1310 nm and receive at 1550 nm, so an existing single-mode line can carry bidirectional serial traffic without laying new cable.Automatic RS-485 direction control removes the need to manage transmit enable signals in the host, and ESD protection on the serial data line helps the unit withstand electrostatic discharge at the connection point. The fibre path is designed to avoid problems from lightning strikes and EMI/RFI interference, which suits serial runs that cross noisy plant or long outdoor routes.The unit mounts on a DIN rail and runs from a +10 VDC to +30 VDC supply, drawing 2 W. It supports baud rates from 1200 to 115200 bps and operates between -25 and +75 °C. The source notes that the I-2542-A25 and I-2542-B25 form a pair, so both ends of a WDM link must be matched accordingly.ApplicationsExtending serial RS-232, RS-422 or RS-485 links over long single-mode fibre routesSerial communication in electrically noisy environments where EMI/RFI and lightning are a concernReusing existing single-mode fibre by doubling usable capacity with WDM

The I-2542-B extends a single serial port over single-mode fibre, carrying RS-232, RS-422 or RS-485 traffic across distances of up to 15 km. Its WDM design sends and receives on separate wavelengths, so both directions share one fibre strand. It is supplied as the B half of a matched pair, so the I-2542-A is needed at the other end of the link.Automatic RS-485 direction control removes the need to manage transmit enable signals in the host system. An ESD-protected data line and a fibre medium that is not affected by lightning strikes or EMI/RFI help keep the link reliable in electrically noisy plant. The unit accepts a 10 to 30 VDC supply, draws 2 W, and installs on a DIN rail in a plastic housing.Operating range is -25 to +75 °C, with storage from -30 to +75 °C and 10 to 95% RH non-condensing. Baud rates from 1200 to 115200 bps are supported on the serial port.ApplicationsExtending serial links between buildings or plant areas beyond copper cable limitsSerial device connections in electrically noisy industrial environmentsPoint-to-point fibre links for RS-232, RS-422 or RS-485 equipment

I-2542-B25 converts an RS-232, RS-422 or RS-485 serial link into a single-mode fibre optic link, extending serial communication over 25 km. Wavelength division multiplexing lets two independent data channels share one fibre, which is useful where spare fibre is limited or new cabling is costly.This B-variant transmits at 1550 nm and receives at 1310 nm, so it is supplied as one half of a matched pair with the I-2542-A25. The unit includes automatic RS-485 direction control, so no separate direction signal is needed from the host. Its serial data line has ESD protection, and it is designed to resist lightning strikes and EMI/RFI interference.The converter runs from a +10 VDC to +30 VDC supply, draws 2 W and mounts on a DIN rail. It is rated for -25 ~ +75 °C operation, which suits cabinets and field installations. Fibre cable of 8.3/125, 8.7/125, 9/125 or 10/125 μm is supported, with 9/125 μm recommended for the 25 km distance.ApplicationsExtending serial RS-232, RS-422 or RS-485 links over long single-mode fibre runsReusing existing single-mode fibre infrastructure through wavelength division multiplexingSerial communication in electrically noisy or lightning-exposed installations

The I-7188E1 CR is a programmable Ethernet device server that brings a single RS-232 serial device onto an Ethernet network. Because the serial side is protocol independent, it suits engineers who need to network an existing RS-232 instrument, controller or terminal without changing the device itself.Serial data can be passed to a PC through Virtual COM, letting existing COM-port software communicate over Ethernet, or exchanged through a raw TCP connection. The built-in MiniOS7 and Xserver programming structure allow custom Ethernet applications to be developed on the unit, and a watchdog timer supports operation in demanding environments.The removable on-board terminal block simplifies wiring of the RS-232 signals (TXD, RXD, RTS, CTS, GND) and the +10 ~ +30 VDC non-regulated supply, which includes reverse polarity protection. The compact enclosure measures 123 mm x 72 mm x 33 mm.ApplicationsFactory AutomationBuilding AutomationHome Automation

The I-7188E1D brings an RS-232 serial device onto an Ethernet network. Serial data can be passed through to a host using a Virtual COM connection, so existing COM-port software keeps working, or over a raw TCP connection for custom applications. Its protocol independence makes it suited to bridging legacy serial equipment without changes to the device itself.The unit runs the built-in MiniOS7 from ICP DAS, which is supported by the Xserver programming structure for building custom Ethernet logic. A watchdog timer is included for harsh-environment use, and the status LED display gives a quick visual check of operation. Power reverse polarity protection guards the +10 VDC to +30 VDC supply input.Its compact, palm-sized housing measuring 123 mm x 72 mm x 33 mm and removable on-board terminal block make installation straightforward. The VxComm driver supports 32-bit and 64-bit Windows 7 SP1, 10, 2012 and 2016 for Virtual COM operation.ApplicationsFactory automationBuilding automationHome automation

I-7188E2 is a programmable Ethernet device server that brings an RS-232 device and an RS-485 device onto a network. Each serial port can be accessed over Ethernet, so existing serial equipment can be integrated without replacing it.Data can be passed through as Virtual COM ports, which suits software written for standard COM ports, or as raw TCP connections for direct socket communication. A VxComm driver supports 32-bit and 64-bit Windows 7 SP1, 10, 2012 and 2016.The unit runs the built-in MiniOS7 from ICP DAS and includes a watchdog timer for unattended operation in harsh environments. Its removable on-board terminal block simplifies field wiring, and the compact housing measures 123 mm x 72 mm x 33 mm.ApplicationsFactory automationBuilding automationHome automation

I-7188E2D is a programmable Ethernet device server for bringing a serial device onto a network without rewriting its software. It provides one RS-232 port and one RS-485 port, so a PC application can keep using a standard COM port through the Virtual COM mode, or a host can connect over a raw TCP socket.The unit runs the built-in MiniOS7 from ICP DAS, which is suited to applications where a small, dependable embedded controller is needed at the serial edge of the network. A watchdog timer and reverse polarity protection on the power input support installations where reliability matters. The removable on-board terminal block simplifies field wiring.The I-7188E2D suits factory, building and home automation projects that need serial equipment on Ethernet. The VxComm driver is provided for 32-bit and 64-bit Windows 7 SP1, 10, 2012 and 2016.ApplicationsFactory automationBuilding automationHome automation

The I-7188E3 CR is a programmable device server that brings an RS-232, RS-422 or RS-485 serial device onto an Ethernet network. Its built-in COM ports can be presented to a Windows host as standard virtual COM ports using the VxComm driver, or accessed directly over raw TCP, so existing serial software can often be connected without rewriting it.Built around an 80188 CPU at 40 MHz and the MiniOS7 operating system, the unit can run custom Xserver-based applications on the device itself. It also includes four digital inputs that accept wet or dry contacts and four open-collector digital outputs, which can handle up to 30 VDC and 100 mA per the source data.The housing is palm-sized and includes a watchdog timer, reverse polarity protection on the 10 to 30 VDC power input, and a removable terminal block for wiring. The rated operating range is -25 °C to +75 °C, making it suitable for factory, building and home automation installations.ApplicationsFactory automationBuilding automationHome automation

I-7188E3-232 CR is a programmable device server that brings RS-232 and RS-485 serial devices onto an Ethernet network. It provides two RS-232 ports and one RS-485 port, so existing serial equipment can be connected to a network without replacing it.Data can be passed through either a Virtual COM connection, using the VxComm driver on 32-bit and 64-bit Windows 7 SP1, 10, 2012 and 2016, or a raw TCP connection, which makes the unit suitable for custom host software. The built-in MiniOS7 runs the Xserver programming structure, allowing custom Ethernet logic to be developed on the device.The unit also includes 4 digital inputs (wet or dry contact) and 4 open-collector digital outputs rated at 100 mA. Its palm-sized housing has a watchdog timer for harsh environments, reverse polarity protection on the power input, and an operating range of -25 °C to +75 °C.ApplicationsFactory automationBuilding automationHome automation

The I-7188E3D (ordering code I-7188E3D CR) is a programmable device server for bringing three serial devices onto an Ethernet network. It provides one RS-232, one RS-422 and one RS-485 port, so engineers can connect legacy serial equipment without replacing it. Data can be passed through as a Virtual COM port for existing Windows software, or as a raw TCP connection for custom applications.Built around the MiniOS7 operating system and an Xserver programming structure, the unit suits applications where the serial logic needs to be adapted or extended. It also carries 4 digital inputs and 4 open-collector digital outputs, with a watchdog timer for reliable operation in harsh environments.Key electrical and environmental details:Power input: +10 VDC to +30 VDC (non-regulated), with reverse polarity protectionOperating temperature: -25 °C to +75 °CDimensions: 123 mm x 72 mm x 33 mmApplicationsFactory automationBuilding automationHome automation

I-7188E3D-232 CR is a programmable device server that links RS-232 and RS-485 serial equipment to an Ethernet network. It provides two RS-232 ports and one RS-485 port, so engineers can connect existing serial devices to a network without redesigning them.Data can be carried either through Virtual COM, where the built-in COM ports appear as standard COM ports on a Windows PC using the VxComm driver, or over a raw TCP connection for direct socket-based communication. The built-in MiniOS7 operating system and Xserver programming structure allow custom Ethernet applications to be developed on the unit.The unit has four wet/dry digital inputs and four open-collector digital outputs, a status LED display, a watchdog timer and reverse polarity protection on its 10 to 30 VDC supply. Its removable terminal block simplifies wiring, and it operates from -25 °C to +75 °C.ApplicationsFactory automationBuilding automationHome automation

The I-7188E4 CR is a programmable device server that brings RS-232 and RS-485 serial equipment onto an Ethernet network. It provides three RS-232 ports and one RS-485 port, so it suits engineers who need to network several legacy serial devices without redesigning them.Serial data can be passed through as a Virtual COM port on a Windows PC, using the VxComm driver, or over a raw TCP connection for direct socket-based communication. The built-in MiniOS7 runs the programmable logic, and the unit includes a watchdog timer for use in harsh environments. A removable on-board terminal block simplifies wiring.Compact enough to be described as palm-sized, the unit accepts a non-regulated +10 VDC to +30 VDC supply with reverse polarity protection and is rated for -25 °C to +75 °C operation. It carries CE, UKCA, FCC, RoHS and WEEE marking.ApplicationsFactory automationBuilding automationHome automation

The I-7188E4D connects existing serial equipment to an Ethernet network without changing the device itself. Its four serial ports (three RS-232 and one RS-485) can be presented to a Windows host as standard COM ports through the VxComm driver, or accessed directly over raw TCP sockets, so legacy instruments and controllers can join a networked system with little rework.Because the unit is programmable, it can also run application logic on the device. The built-in MiniOS7 and Xserver programming structure allow engineers to build custom Ethernet applications, while the watchdog timer supports stable operation in demanding industrial environments. The LED display provides at-a-glance status indication.The compact housing measures 123 x 72 x 33 mm and accepts a non-regulated +10 to +30 VDC supply with reverse polarity protection. It is rated for operation from -25 °C to +75 °C, making it suitable for factory, building and home automation installations.ApplicationsFactory automationBuilding automationHome automation

I-7188E5 CR links one RS-232/485 serial device or several at once to an Ethernet network. Serial data can be carried over Virtual COM or raw TCP connections, so existing serial software and devices can be networked without changing their communication protocol.The unit has four RS-232 ports and one RS-485 port on a removable terminal block, which simplifies wiring in industrial cabinets. A built-in MiniOS7 and the Xserver programming structure allow custom Ethernet applications to be developed on the device. A watchdog timer is included for use in harsh environments.Windows users can install the VxComm driver, available for 32-bit and 64-bit Windows 7 SP1, 10, 2012 and 2016, to map the built-in serial ports to standard COM ports on the host computer.ApplicationsFactory automationBuilding automationHome automation

I-7188E5-485 is a programmable Ethernet device server that links a mix of RS-232 and RS-485 serial equipment to a TCP/IP network. Each of its five serial ports, one RS-232 and four RS-485, can be reached over Ethernet, so legacy devices can be integrated without replacing them.Engineers can expose the serial ports to a Windows host as Virtual COM ports using the VxComm driver, or open raw TCP connections from their own software. The built-in Xserver programming structure and the MiniOS7 operating system allow custom Ethernet logic to be developed and deployed on the unit, with the MiniOS7 boot time quoted at about one second.The unit is built for industrial wiring and environments, with a removable on-board terminal block, a watchdog timer, reverse polarity protection on its non-regulated +10 to +30 VDC supply, and an operating range of -25 to +75 °C. Its compact housing measures 123 x 72 x 33 mm.ApplicationsFactory automationBuilding automationHome automation

The I-7188E5D is a programmable device server that brings four RS-232 ports and one RS-485 port onto an Ethernet network. Serial devices can be reached either through Virtual COM ports on a Windows host or through raw TCP connections, which suits both legacy PC software and custom network applications.Its built-in MiniOS7 and Xserver programming structure let engineers build their own Ethernet logic on a compact, palm-sized unit. A watchdog timer supports operation in harsh environments, and the status LED display gives a quick visual check of the unit. The power input accepts non-regulated +10 VDC to +30 VDC and includes reverse polarity protection.Typical choices for this unit are cases where several serial devices must be consolidated onto Ethernet within factory, building or home automation installations. The removable terminal block simplifies wiring during installation.ApplicationsFactory automationBuilding automationHome automation

The I-7188E5D-485 is a programmable device server that brings one RS-232 and four RS-485 serial ports onto an Ethernet network. It suits engineers who need to connect existing serial instruments, controllers or field devices to a network without redesigning the equipment behind them.Serial data can be carried over a Virtual COM connection, using the VxComm driver on supported Windows systems, or over a raw TCP connection. The built-in MiniOS7 runs the Xserver programming structure, so custom Ethernet logic can be developed on the unit itself. A watchdog timer is included for unattended operation in harsh environments.The removable on-board terminal block simplifies wiring in industrial installations. The unit is rated for -25 °C to +75 °C operation, accepts +10 VDC to +30 VDC non-regulated input with reverse polarity protection, and carries CE, UKCA, FCC, RoHS and WEEE marks.ApplicationsFactory automationBuilding automationHome automation

The I-7188E8 CR is a programmable device server that links eight serial ports, seven RS-232 and one RS-485, to an Ethernet network. It suits engineers who need to connect existing serial equipment to a network without redesigning the device itself, because the unit is independent of the protocol that runs over the serial lines.Serial data can be passed through as a Virtual COM port, so existing COM-based software on a Windows PC keeps working, or as a raw TCP connection for custom applications. A VxComm driver is provided for 32-bit and 64-bit Windows 7 SP1, 10, 2012 and 2016. The built-in MiniOS7 from ICP DAS supports user programming, and a watchdog timer is included for use in harsh environments.The unit has a removable on-board terminal block for wiring and accepts a non-regulated +10 VDC to +30 VDC supply with reverse polarity protection. It is rated for an operating temperature of -25 °C to +75 °C and carries CE, UKCA, FCC, RoHS and WEEE markings.ApplicationsFactory AutomationBuilding AutomationHome Automation

I-7188E8D is a programmable Ethernet device server for connecting eight serial devices to a network: seven RS-232 ports and one RS-485 port. It belongs to the I-7188EN device server family and suits engineers who need legacy serial equipment to be reachable over TCP/IP without redesigning the device.Serial data can be carried either through Virtual COM ports, using the VxComm driver on supported 32-bit and 64-bit Windows systems, or over a raw TCP connection for custom host software. The built-in MiniOS7 and Xserver programming structure allow the unit to be adapted to individual Ethernet applications.The unit has a removable on-board terminal block for wiring, a watchdog timer, a status LED and reverse polarity protection on its non-regulated +10 VDC to +30 VDC supply. It is housed in a compact enclosure measuring 123 mm x 72 mm x 33 mm, with an operating range of -25 °C to +75 °C.ApplicationsFactory automationBuilding automationHome automation

The I-7520 CR converts a standard RS-232 serial port into an isolated RS-485 output, so existing PC and industrial controller serial ports can drive RS-485 networks without changes to the hardware or software on the host. RS-485 is better suited to longer cable runs and multi-drop networking than RS-232.Choosing the isolated side: the I-7520 CR isolates the RS-232 side with 3000 VDC, which protects the devices connected there. If the RS-485 side carries the more expensive equipment, the RS-485 isolated variant (I-7520R) is the better fit. The blue cover identifies this RS-232 isolated version; the gray-cover I-7520-G CR has the same specification.The unit has an automatic RS-485 direction control function and ESD protection on the data lines, runs from a +10 VDC to +30 VDC supply and mounts on a DIN rail. It is rated for an operating temperature of -25 ~ +75 °C.ApplicationsExtending RS-232 serial links into long-distance RS-485 communication systemsIndustrial serial networks built around standard PC hardwareProtecting RS-232 side equipment from electrical noise through isolation

I-7520A CR converts an RS-232 serial port, such as one on a standard industrial PC, into an RS-422/485 差分 output for longer-distance serial links. The RS-232 side is galvanically isolated with 3000 VDC, so the devices on that side are protected from noise and faults on the RS-422/485 network.Automatic RS-485 direction control means the module handles transmit and receive switching without extra wiring or software changes. ESD protection on the RS-232/422/485 data line adds robustness in electrically harsh installations, and the unit supports baud rates from 300 to 115200 bps.The blue-cover A variant suits applications where the RS-232 devices are the more expensive or sensitive side, as the isolation sits there. The plastic DIN-rail housing measures 72 x 35 x 118 mm and is rated for operation from -25 to +75 °C.ApplicationsExtending RS-232 serial communication from PC hardware over longer distancesConnecting RS-232 master equipment to RS-422/485 slave devicesIndustrial serial communication networks requiring isolation of the RS-232 side

I-7520AR converts a standard RS-232 serial port into an isolated RS-422/485 output, allowing a PC or other RS-232 host to communicate over longer, more noise-tolerant differential lines without changing the host's hardware or software.The RS-422/485 side is galvanically isolated with 3000 VDC, so the devices connected to that side are protected from noise and faults. Choose this variant when the RS-422/485 side carries the more expensive or more sensitive equipment; the RS-232 side is not isolated.Automatic RS-485 direction control and ESD protection on the data lines help the converter cope with real-world cabling. Supply is +10 VDC to +30 VDC with 1.2 W consumption, and the plastic DIN-rail housing is rated for -25 ~ +75 °C operation. This is the blue-cover version; a grey-cover (-G) variant is listed separately.ApplicationsExtending RS-232 serial links from standard PC hardware into longer RS-422/485 networksConnecting RS-232 host equipment to RS-422/485 devices while isolating the field sideIndustrial serial communication systems requiring noise protection on the RS-422/485 side