XT1120

Key Features:

• 16 solid-state discrete I/O channels (any mix of inputs or outputs)
• Built-in 10K ohm pull-up resistors for 2/3-wire sensors (contacts, proximity, TTL)
• Configurable normal/reverse input logic
• Open-drain outputs switch up to 300mA each and include built-in read-back capability
• Easy setup with Windows software via USB
• Watchdog timer control of failsafe outputs
• Continuously changing “heart-beat” register validates module operation
• High-Density 22.5mm wide package with pluggable, front-facing terminals
• Dual Ethernet 10/100 ports (auto-negotiation) reduce switch port requirements
• 1500V AC isolation (between I/O, power, and network ports) and surge/transient protection
• Supports bussed/rail and redundant power
• -40°C to +70°C wide temperature operation
• Withstands 25g shock and 4g vibration
• CE and UL/cUL Class 1 Div 2 Zone 2 approvals.

Product Details

USB Interface


USB Connector
Type: USB Mini-B type socket, 5-pin.
Data rate: 12Mbps. USB v1.1 and 2.0 compatible.
Maximum cable length: 5.0 meters.
USB Transient Protection
Transient voltage suppression on power and data lines.
Driver
Not required. Uses Windows HID drivers.

Analog Field Outputs


Output Channel Configuration
– 16 DC voltage outputs.
Output Ranges (per-channel basis)
– ±5V, ±10V DC (at ±1mA). User-configured on a per-channel basis.
Output Impedance
– 1 ohm maximum.
Output Resolution and Accuracy
– Resolution (±10V): 16-bit maximum, 0.00166%.
– Resolution (±5V): 15-bit maximum, 0.00305%.
– Accuracy: Better than 0.05% of range.

Local Alarm Output


Configuration
– Failsafe or non-failsafe (user-configurable) relay trips on power or link-loss failure.
Type
– SPST-NO, 1 Form A, Class I, Division II approved.
Rating
– 3A @ 24V DC/250V AC, 100,000 cycles general.
– 2A @ 24V DC/250V AC, Hazardous locations.
Maximum Switching Voltage and Power
– 250V AC / 750VA, 125V DC / 90W.

Ethernet Interface


Internal Switch or Hub/Repeater
– Dual-port Ethernet switch.
– User-configurable as a true switch (default mode) or low-latency hub.
Network Connector [10/100 Base-T(X)Copper]
– One or two 8-pin RJ-45 connectors.
– Automatic MDI/ MDI-X. 100m communication distance.
Network Connector (100 Base-FX Fiber-optic)
– One multi-mode with SC connector. 2km communication distance. Full/half-duplex, selectable.
Protocols
– Modbus TCP/IP, UDP/IP, i2o peer-to-peer.
Addressing
– StaticIP, DHCP, BootP.
Ethernet Modbus TCP/IP Sockets/Sessions
– 1-10 socket/sessions user-configurable.
Ethernet Redundancy
– Compatible with STP, RSTP, or any ring scheme.

Environmental


Operating and Storage Temperature
– Operating: -40 to 70°C (-40 to 158°F).
– Storage: -40 to 85°C (-40 to 185°F).
Power Requirements
– 18-36V DC. Redundant, diode-coupled terminals.
– 4.8W (copper ports), 5.8W (fiber-optic ports).
Isolation
– I/O, power, relay and Ethernet port-to-port.
– Peak: 1500V AC, ANSI/ISA-82.01-1988.
– Continuous: 250V AC, 354V DC (150V AC ch-ch).

Safety Approvals


- CE marked and UL/cUL Listed.
– Hazardous Locations: Class I; Div 2; A, B, C, D.
– Open board units: UL Recognized.
– Shock and Vibration Immunity (in enclosure)
– Mechanical Shock: 50g (3ms), 30g (11ms).
– Random Vibration: 5g, (5-500Hz).
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